3 سال پیش · 5cee9b43b7
--- a/AutomatedTesting/Editor/Scripts/scene_mesh_to_prefab.py
+++ b/AutomatedTesting/Editor/Scripts/scene_mesh_to_prefab.py
@@ -0,0 +1,162 @@
 
				+#
			
 
				+# Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+# For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+#
			
 
				+# SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+#
			
 
				+#
			
 
				+import os, traceback, binascii, sys, json, pathlib
			
 
				+import azlmbr.math
			
 
				+import azlmbr.bus
			
 
				+
			
 
				+#
			
 
				+# SceneAPI Processor
			
 
				+#
			
 
				+
			
 
				+
			
 
				+def log_exception_traceback():
			
 
				+    exc_type, exc_value, exc_tb = sys.exc_info()
			
 
				+    data = traceback.format_exception(exc_type, exc_value, exc_tb)
			
 
				+    print(str(data))
			
 
				+
			
 
				+def get_mesh_node_names(sceneGraph):
			
 
				+    import azlmbr.scene as sceneApi
			
 
				+    import azlmbr.scene.graph
			
 
				+    from scene_api import scene_data as sceneData
			
 
				+
			
 
				+    meshDataList = []
			
 
				+    node = sceneGraph.get_root()
			
 
				+    children = []
			
 
				+    paths = []
			
 
				+
			
 
				+    while node.IsValid():
			
 
				+        # store children to process after siblings
			
 
				+        if sceneGraph.has_node_child(node):
			
 
				+            children.append(sceneGraph.get_node_child(node))
			
 
				+
			
 
				+        nodeName = sceneData.SceneGraphName(sceneGraph.get_node_name(node))
			
 
				+        paths.append(nodeName.get_path())
			
 
				+
			
 
				+        # store any node that has mesh data content
			
 
				+        nodeContent = sceneGraph.get_node_content(node)
			
 
				+        if nodeContent.CastWithTypeName('MeshData'):
			
 
				+            if sceneGraph.is_node_end_point(node) is False:
			
 
				+                if (len(nodeName.get_path())):
			
 
				+                    meshDataList.append(sceneData.SceneGraphName(sceneGraph.get_node_name(node)))
			
 
				+
			
 
				+        # advance to next node
			
 
				+        if sceneGraph.has_node_sibling(node):
			
 
				+            node = sceneGraph.get_node_sibling(node)
			
 
				+        elif children:
			
 
				+            node = children.pop()
			
 
				+        else:
			
 
				+            node = azlmbr.scene.graph.NodeIndex()
			
 
				+
			
 
				+    return meshDataList, paths
			
 
				+
			
 
				+def update_manifest(scene):
			
 
				+    import json
			
 
				+    import uuid, os
			
 
				+    import azlmbr.scene as sceneApi
			
 
				+    import azlmbr.scene.graph
			
 
				+    from scene_api import scene_data as sceneData
			
 
				+
			
 
				+    graph = sceneData.SceneGraph(scene.graph)
			
 
				+    # Get a list of all the mesh nodes, as well as all the nodes
			
 
				+    mesh_name_list, all_node_paths = get_mesh_node_names(graph)
			
 
				+    scene_manifest = sceneData.SceneManifest()
			
 
				+    
			
 
				+    clean_filename = scene.sourceFilename.replace('.', '_')
			
 
				+    
			
 
				+    # Compute the filename of the scene file
			
 
				+    source_basepath = scene.watchFolder
			
 
				+    source_relative_path = os.path.dirname(os.path.relpath(clean_filename, source_basepath))
			
 
				+    source_filename_only = os.path.basename(clean_filename)
			
 
				+
			
 
				+    created_entities = []
			
 
				+
			
 
				+    # Loop every mesh node in the scene
			
 
				+    for activeMeshIndex in range(len(mesh_name_list)):
			
 
				+        mesh_name = mesh_name_list[activeMeshIndex]
			
 
				+        mesh_path = mesh_name.get_path()
			
 
				+        # Create a unique mesh group name using the filename + node name
			
 
				+        mesh_group_name = '{}_{}'.format(source_filename_only, mesh_name.get_name())
			
 
				+        # Remove forbidden filename characters from the name since this will become a file on disk later
			
 
				+        mesh_group_name = "".join(char for char in mesh_group_name if char not in "|<>:\"/?*\\")
			
 
				+        # Add the MeshGroup to the manifest and give it a unique ID
			
 
				+        mesh_group = scene_manifest.add_mesh_group(mesh_group_name)
			
 
				+        mesh_group['id'] = '{' + str(uuid.uuid5(uuid.NAMESPACE_DNS, source_filename_only + mesh_path)) + '}'
			
 
				+        # Set our current node as the only node that is included in this MeshGroup
			
 
				+        scene_manifest.mesh_group_select_node(mesh_group, mesh_path)
			
 
				+
			
 
				+        # Explicitly remove all other nodes to prevent implicit inclusions
			
 
				+        for node in all_node_paths:
			
 
				+            if node != mesh_path:
			
 
				+                scene_manifest.mesh_group_unselect_node(mesh_group, node)
			
 
				+
			
 
				+        # Create an editor entity
			
 
				+        entity_id = azlmbr.entity.EntityUtilityBus(azlmbr.bus.Broadcast, "CreateEditorReadyEntity", mesh_group_name)
			
 
				+        # Add an EditorMeshComponent to the entity
			
 
				+        editor_mesh_component = azlmbr.entity.EntityUtilityBus(azlmbr.bus.Broadcast, "GetOrAddComponentByTypeName", entity_id, "AZ::Render::EditorMeshComponent")
			
 
				+        # Set the ModelAsset assetHint to the relative path of the input asset + the name of the MeshGroup we just created + the azmodel extension
			
 
				+        # The MeshGroup we created will be output as a product in the asset's path named mesh_group_name.azmodel
			
 
				+        # The assetHint will be converted to an AssetId later during prefab loading
			
 
				+        json_update = json.dumps({
			
 
				+                            "Controller": { "Configuration": { "ModelAsset": {
			
 
				+                                "assetHint": os.path.join(source_relative_path, mesh_group_name) + ".azmodel" }}}
			
 
				+                            });
			
 
				+        # Apply the JSON above to the component we created
			
 
				+        result = azlmbr.entity.EntityUtilityBus(azlmbr.bus.Broadcast, "UpdateComponentForEntity", entity_id, editor_mesh_component, json_update)
			
 
				+
			
 
				+        if not result:
			
 
				+            raise RuntimeError("UpdateComponentForEntity failed")
			
 
				+
			
 
				+        # Keep track of the entity we set up, we'll add them all to the prefab we're creating later
			
 
				+        created_entities.append(entity_id)
			
 
				+
			
 
				+    # Create a prefab with all our entities
			
 
				+    prefab_filename = source_filename_only + ".prefab"
			
 
				+    created_template_id = azlmbr.prefab.PrefabSystemScriptingBus(azlmbr.bus.Broadcast, "CreatePrefab", created_entities, prefab_filename)
			
 
				+
			
 
				+    if created_template_id == azlmbr.prefab.InvalidTemplateId:
			
 
				+        raise RuntimeError("CreatePrefab {} failed".format(prefab_filename))
			
 
				+
			
 
				+    # Convert the prefab to a JSON string
			
 
				+    output = azlmbr.prefab.PrefabLoaderScriptingBus(azlmbr.bus.Broadcast, "SaveTemplateToString", created_template_id)
			
 
				+
			
 
				+    if output.IsSuccess():
			
 
				+        jsonString = output.GetValue()
			
 
				+        uuid = azlmbr.math.Uuid_CreateRandom().ToString()
			
 
				+        jsonResult = json.loads(jsonString)
			
 
				+        # Add a PrefabGroup to the manifest and store the JSON on it
			
 
				+        scene_manifest.add_prefab_group(source_filename_only, uuid, jsonResult)
			
 
				+    else:
			
 
				+        raise RuntimeError("SaveTemplateToString failed for template id {}, prefab {}".format(created_template_id, prefab_filename))
			
 
				+
			
 
				+    # Convert the manifest to a JSON string and return it
			
 
				+    new_manifest = scene_manifest.export()
			
 
				+
			
 
				+    return new_manifest
			
 
				+
			
 
				+sceneJobHandler = None
			
 
				+
			
 
				+def on_update_manifest(args):
			
 
				+    try:
			
 
				+        scene = args[0]
			
 
				+        return update_manifest(scene)
			
 
				+    except RuntimeError as err:
			
 
				+        print (f'ERROR - {err}')
			
 
				+        log_exception_traceback()
			
 
				+
			
 
				+    global sceneJobHandler
			
 
				+    sceneJobHandler = None
			
 
				+
			
 
				+# try to create SceneAPI handler for processing
			
 
				+try:
			
 
				+    import azlmbr.scene as sceneApi
			
 
				+    if (sceneJobHandler == None):
			
 
				+        sceneJobHandler = sceneApi.ScriptBuildingNotificationBusHandler()
			
 
				+        sceneJobHandler.connect()
			
 
				+        sceneJobHandler.add_callback('OnUpdateManifest', on_update_manifest)
			
 
				+except:
			
 
				+    sceneJobHandler = None
			
--- a/AutomatedTesting/Gem/Code/enabled_gems.cmake
+++ b/AutomatedTesting/Gem/Code/enabled_gems.cmake
@@ -21,7 +21,6 @@ set(ENABLED_GEMS
 
				     QtForPython
			
 
				     PythonAssetBuilder
			
 
				     Metastream
			
 
				-
			
 
				     Camera
			
 
				     EMotionFX
			
 
				     AtomTressFX
			
@@ -53,6 +52,6 @@ set(ENABLED_GEMS
 
				     AWSCore
			
 
				     AWSClientAuth
			
 
				     AWSMetrics
			
 
				-    
			
 
				+    PrefabBuilder
			
 
				     AudioSystem
			
 
				 )
			
--- a/AutomatedTesting/multiple_mesh_one_material/FBXTestTexture.png
+++ b/AutomatedTesting/multiple_mesh_one_material/FBXTestTexture.png
@@ -0,0 +1,3 @@
 
				+version https://git-lfs.github.com/spec/v1
			
 
				+oid sha256:827a63985273229050bf4f63030bcc666f045091fe81cf8157a9ca23b40074b6
			
 
				+size 3214
			
--- a/AutomatedTesting/multiple_mesh_one_material/multiple_mesh_one_material.fbx
+++ b/AutomatedTesting/multiple_mesh_one_material/multiple_mesh_one_material.fbx
@@ -0,0 +1,3 @@
 
				+version https://git-lfs.github.com/spec/v1
			
 
				+oid sha256:d8d24963e6e8765205bc79cbe2304fc39f1245ee75249e2834a71c96c3cab824
			
 
				+size 22700
			
--- a/AutomatedTesting/multiple_mesh_one_material/multiple_mesh_one_material.fbx.assetinfo
+++ b/AutomatedTesting/multiple_mesh_one_material/multiple_mesh_one_material.fbx.assetinfo
@@ -0,0 +1,8 @@
 
				+{
			
 
				+    "values": [
			
 
				+        {
			
 
				+            "$type": "ScriptProcessorRule",
			
 
				+            "scriptFilename": "Editor/Scripts/scene_mesh_to_prefab.py"
			
 
				+        }
			
 
				+    ]
			
 
				+}
			
--- a/Code/Framework/AzCore/AzCore/Math/Uuid.cpp
+++ b/Code/Framework/AzCore/AzCore/Math/Uuid.cpp
@@ -135,18 +135,12 @@ namespace AZ
 
				         {
			
 
				             stringLength = strlen(uuidString);
			
 
				         }
			
 
				-        if (stringLength > MaxPermissiveStringSize)
			
 
				-        {
			
 
				-            if (!skipWarnings)
			
 
				-            {
			
 
				-                AZ_Warning("Math", false, "Can't create UUID from string length %zu over maximum %zu", stringLength, MaxPermissiveStringSize);
			
 
				-            }
			
 
				-            return Uuid::CreateNull();
			
 
				-        }
			
 
				+
			
 
				         size_t newLength{ 0 };
			
 
				         char createString[MaxPermissiveStringSize];
			
 
				 
			
 
				-        for (size_t curPos = 0; curPos < stringLength; ++curPos)
			
 
				+        // Loop until we get to the end of the string OR stop once we've accumulated a full UUID string worth of data
			
 
				+        for (size_t curPos = 0; curPos < stringLength && newLength < ValidUuidStringLength; ++curPos)
			
 
				         {
			
 
				             char curChar = uuidString[curPos];
			
 
				             switch (curChar)
			
--- a/Code/Framework/AzCore/AzCore/Math/Uuid.h
+++ b/Code/Framework/AzCore/AzCore/Math/Uuid.h
@@ -42,8 +42,9 @@ namespace AZ
 
				             //VER_AZ_RANDOM_CRC32 = 6, // 0 1 1 0
			
 
				         };
			
 
				 
			
 
				+        static constexpr int ValidUuidStringLength = 32; /// Number of characters (data only, no extra formatting) in a valid UUID string
			
 
				         static const size_t MaxStringBuffer = 39; /// 32 Uuid + 4 dashes + 2 brackets + 1 terminate
			
 
				-
			
 
				+        
			
 
				         Uuid()  {}
			
 
				         Uuid(const char* string, size_t stringLength = 0) { *this = CreateString(string, stringLength); }
			
 
				 
			
--- a/Code/Framework/AzCore/Tests/UUIDTests.cpp
+++ b/Code/Framework/AzCore/Tests/UUIDTests.cpp
@@ -247,4 +247,27 @@ namespace UnitTest
 
				         Uuid right = Uuid::CreateStringPermissive(permissiveStr1);
			
 
				         EXPECT_EQ(left, right);
			
 
				     }
			
 
				+
			
 
				+    TEST_F(UuidTests, CreateStringPermissive_StringWithExtraData_Succeeds)
			
 
				+    {
			
 
				+        const char uuidStr[] = "{34D44249-E599-4B30-811F-4215C2DEA269}";
			
 
				+        Uuid left = Uuid::CreateString(uuidStr);
			
 
				+
			
 
				+        const char permissiveStr[] = "0x34D44249-0xE5994B30-0x811F4215-0xC2DEA269 Hello World";
			
 
				+        Uuid right = Uuid::CreateStringPermissive(permissiveStr);
			
 
				+        EXPECT_EQ(left, right);
			
 
				+
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(UuidTests, CreateStringPermissive_StringWithLotsOfExtraData_Succeeds)
			
 
				+    {
			
 
				+        const char uuidStr[] = "{34D44249-E599-4B30-811F-4215C2DEA269}";
			
 
				+        Uuid left = Uuid::CreateString(uuidStr);
			
 
				+
			
 
				+        const char permissiveStr[] = "0x34D44249-0xE5994B30-0x811F4215-0xC2DEA269 Hello World this is a really long string "
			
 
				+        "with lots of extra data to make sure we can parse a long string without failing as long as the uuid is in "
			
 
				+        "the beginning of the string then we should succeed";
			
 
				+        Uuid right = Uuid::CreateStringPermissive(permissiveStr);
			
 
				+        EXPECT_EQ(left, right);
			
 
				+    }
			
 
				 }
			
--- a/Code/Framework/AzFramework/AzFramework/Entity/BehaviorEntity.cpp
+++ b/Code/Framework/AzFramework/AzFramework/Entity/BehaviorEntity.cpp
@@ -133,6 +133,8 @@ namespace AzFramework
 
				             behaviorContext->Class<BehaviorEntity>("Entity")
			
 
				                 ->Attribute(AZ::Script::Attributes::Storage, AZ::Script::Attributes::StorageType::Value)
			
 
				                 ->Attribute(AZ::Script::Attributes::ConstructorOverride, &Internal::BehaviorEntityScriptConstructor)
			
 
				+                ->Attribute(AZ::Script::Attributes::Scope, AZ::Script::Attributes::ScopeFlags::Common)
			
 
				+                ->Attribute(AZ::Script::Attributes::Module, "entity")
			
 
				                 ->Constructor()
			
 
				                 ->Constructor<AZ::EntityId>()
			
 
				                 ->Constructor<AZ::Entity*>()
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Application/ToolsApplication.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Application/ToolsApplication.cpp
@@ -69,6 +69,7 @@
 
				 #include <AzToolsFramework/UI/EditorEntityUi/EditorEntityUiSystemComponent.h>
			
 
				 #include <AzToolsFramework/Undo/UndoCacheInterface.h>
			
 
				 #include <AzToolsFramework/Prefab/PrefabPublicInterface.h>
			
 
				+#include <Entity/EntityUtilityComponent.h>
			
 
				 
			
 
				 #include <QtWidgets/QMessageBox>
			
 
				 AZ_PUSH_DISABLE_WARNING(4251, "-Wunknown-warning-option") // 4251: 'QFileInfo::d_ptr': class 'QSharedDataPointer<QFileInfoPrivate>' needs to have dll-interface to be used by clients of class 'QFileInfo'
			
@@ -271,7 +272,8 @@ namespace AzToolsFramework
 
				                 azrtti_typeid<AzToolsFramework::EditorInteractionSystemComponent>(),
			
 
				                 azrtti_typeid<Components::EditorEntitySearchComponent>(),
			
 
				                 azrtti_typeid<Components::EditorIntersectorComponent>(),
			
 
				-                azrtti_typeid<AzToolsFramework::SliceRequestComponent>()
			
 
				+                azrtti_typeid<AzToolsFramework::SliceRequestComponent>(),
			
 
				+                azrtti_typeid<AzToolsFramework::EntityUtilityComponent>()
			
 
				             });
			
 
				 
			
 
				         return components;
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/AzToolsFrameworkModule.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/AzToolsFrameworkModule.cpp
@@ -53,6 +53,7 @@
 
				 #include <AzToolsFramework/Thumbnails/ThumbnailerNullComponent.h>
			
 
				 #include <AzToolsFramework/AssetBrowser/AssetBrowserComponent.h>
			
 
				 #include <AzToolsFramework/ViewportSelection/EditorInteractionSystemComponent.h>
			
 
				+#include <AzToolsFramework/Entity/EntityUtilityComponent.h>
			
 
				 
			
 
				 AZ_DEFINE_BUDGET(AzToolsFramework);
			
 
				 
			
@@ -71,6 +72,7 @@ namespace AzToolsFramework
 
				             Components::EditorSelectionAccentSystemComponent::CreateDescriptor(),
			
 
				             EditorEntityContextComponent::CreateDescriptor(),
			
 
				             EditorEntityFixupComponent::CreateDescriptor(),
			
 
				+            EntityUtilityComponent::CreateDescriptor(),
			
 
				             ContainerEntitySystemComponent::CreateDescriptor(),
			
 
				             FocusModeSystemComponent::CreateDescriptor(),
			
 
				             SliceMetadataEntityContextComponent::CreateDescriptor(),
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Entity/EntityUtilityComponent.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Entity/EntityUtilityComponent.cpp
@@ -0,0 +1,351 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <sstream>
			
 
				+#include <AzCore/JSON/rapidjson.h>
			
 
				+#include <AzCore/Serialization/Json/JsonSerialization.h>
			
 
				+#include <AzCore/Serialization/Json/JsonSerializationSettings.h>
			
 
				+#include <AzCore/Serialization/Json/JsonUtils.h>
			
 
				+#include <AzFramework/Entity/EntityContext.h>
			
 
				+#include <AzFramework/FileFunc/FileFunc.h>
			
 
				+#include <AzToolsFramework/Entity/EntityUtilityComponent.h>
			
 
				+#include <Entity/EditorEntityContextBus.h>
			
 
				+#include <rapidjson/document.h>
			
 
				+
			
 
				+namespace AzToolsFramework
			
 
				+{
			
 
				+    void ComponentDetails::Reflect(AZ::ReflectContext* context)
			
 
				+    {
			
 
				+        if (auto serializeContext = azrtti_cast<AZ::SerializeContext*>(context))
			
 
				+        {
			
 
				+            serializeContext->Class<ComponentDetails>()
			
 
				+                ->Field("TypeInfo", &ComponentDetails::m_typeInfo)
			
 
				+                ->Field("BaseClasses", &ComponentDetails::m_baseClasses);
			
 
				+
			
 
				+            serializeContext->RegisterGenericType<AZStd::vector<ComponentDetails>>();
			
 
				+        }
			
 
				+
			
 
				+        if (AZ::BehaviorContext* behaviorContext = azrtti_cast<AZ::BehaviorContext*>(context))
			
 
				+        {
			
 
				+            behaviorContext->Class<ComponentDetails>()
			
 
				+                ->Attribute(AZ::Script::Attributes::Scope, AZ::Script::Attributes::ScopeFlags::Common)
			
 
				+                ->Attribute(AZ::Script::Attributes::Module, "entity")
			
 
				+                ->Attribute(AZ::Script::Attributes::ExcludeFrom, AZ::Script::Attributes::ExcludeFlags::All)
			
 
				+                ->Property("TypeInfo", BehaviorValueProperty(&ComponentDetails::m_typeInfo))
			
 
				+                ->Property("BaseClasses", BehaviorValueProperty(&ComponentDetails::m_baseClasses))
			
 
				+                ->Method("__repr__", [](const ComponentDetails& obj)
			
 
				+                {
			
 
				+                    std::ostringstream result;
			
 
				+                    bool first = true;
			
 
				+
			
 
				+                    for (const auto& baseClass : obj.m_baseClasses)
			
 
				+                    {
			
 
				+                        if (!first)
			
 
				+                        {
			
 
				+                            result << ", ";
			
 
				+                        }
			
 
				+
			
 
				+                        first = false;
			
 
				+                        result << baseClass.c_str();
			
 
				+                    }
			
 
				+                    
			
 
				+                    return AZStd::string::format("%s, Base Classes: <%s>", obj.m_typeInfo.c_str(), result.str().c_str());
			
 
				+                })
			
 
				+                ->Attribute(AZ::Script::Attributes::Operator, AZ::Script::Attributes::OperatorType::ToString);
			
 
				+        }
			
 
				+    }
			
 
				+
			
 
				+    AZ::EntityId EntityUtilityComponent::CreateEditorReadyEntity(const AZStd::string& entityName)
			
 
				+    {
			
 
				+        auto* newEntity = m_entityContext->CreateEntity(entityName.c_str());
			
 
				+
			
 
				+        if (!newEntity)
			
 
				+        {
			
 
				+            AZ_Error("EditorEntityUtility", false, "Failed to create new entity %s", entityName.c_str());
			
 
				+            return AZ::EntityId();
			
 
				+        }
			
 
				+
			
 
				+        AzToolsFramework::EditorEntityContextRequestBus::Broadcast(
			
 
				+            &AzToolsFramework::EditorEntityContextRequestBus::Events::AddRequiredComponents, *newEntity);
			
 
				+
			
 
				+        newEntity->Init();
			
 
				+        auto newEntityId = newEntity->GetId();
			
 
				+
			
 
				+        m_createdEntities.emplace_back(newEntityId);
			
 
				+
			
 
				+        return newEntityId;
			
 
				+    }
			
 
				+
			
 
				+    AZ::TypeId GetComponentTypeIdFromName(const AZStd::string& typeName)
			
 
				+    {
			
 
				+        // Try to create a TypeId first.  We won't show any warnings if this fails as the input might be a class name instead
			
 
				+        AZ::TypeId typeId = AZ::TypeId::CreateStringPermissive(typeName.data());
			
 
				+
			
 
				+        // If the typeId is null, try a lookup by class name
			
 
				+        if (typeId.IsNull())
			
 
				+        {
			
 
				+            AZ::SerializeContext* serializeContext = nullptr;
			
 
				+            AZ::ComponentApplicationBus::BroadcastResult(serializeContext, &AZ::ComponentApplicationBus::Events::GetSerializeContext);
			
 
				+
			
 
				+            auto typeNameCrc = AZ::Crc32(typeName.data());
			
 
				+            auto typeUuidList = serializeContext->FindClassId(typeNameCrc);
			
 
				+
			
 
				+            // TypeId is invalid or class name is invalid
			
 
				+            if (typeUuidList.empty())
			
 
				+            {
			
 
				+                AZ_Error("EntityUtilityComponent", false, "Provided type %s is either an invalid TypeId or does not match any class names", typeName.c_str());
			
 
				+                return AZ::TypeId::CreateNull();
			
 
				+            }
			
 
				+
			
 
				+            typeId = typeUuidList[0];
			
 
				+        }
			
 
				+
			
 
				+        return typeId;
			
 
				+    }
			
 
				+
			
 
				+    AZ::Component* FindComponentHelper(AZ::EntityId entityId, const AZ::TypeId& typeId, AZ::ComponentId componentId, bool createComponent = false)
			
 
				+    {
			
 
				+        AZ::Entity* entity = nullptr;
			
 
				+        AZ::ComponentApplicationBus::BroadcastResult(entity, &AZ::ComponentApplicationBus::Events::FindEntity, entityId);
			
 
				+
			
 
				+        if (!entity)
			
 
				+        {
			
 
				+            AZ_Error("EntityUtilityComponent", false, "Invalid entityId %s", entityId.ToString().c_str());
			
 
				+            return nullptr;
			
 
				+        }
			
 
				+
			
 
				+        AZ::Component* component = nullptr;
			
 
				+        if (componentId != AZ::InvalidComponentId)
			
 
				+        {
			
 
				+            component = entity->FindComponent(componentId);
			
 
				+        }
			
 
				+        else
			
 
				+        {
			
 
				+            component = entity->FindComponent(typeId);
			
 
				+        }
			
 
				+
			
 
				+        if (!component && createComponent)
			
 
				+        {
			
 
				+            component = entity->CreateComponent(typeId);
			
 
				+        }
			
 
				+
			
 
				+        if (!component)
			
 
				+        {
			
 
				+            AZ_Error(
			
 
				+                "EntityUtilityComponent", false, "Failed to find component (%s) on entity %s (%s)",
			
 
				+                componentId != AZ::InvalidComponentId ? AZStd::to_string(componentId).c_str()
			
 
				+                                                      : typeId.ToString<AZStd::string>().c_str(),
			
 
				+                entityId.ToString().c_str(),
			
 
				+                entity->GetName().c_str());
			
 
				+            return nullptr;
			
 
				+        }
			
 
				+
			
 
				+        return component;
			
 
				+    }
			
 
				+
			
 
				+    AzFramework::BehaviorComponentId EntityUtilityComponent::GetOrAddComponentByTypeName(AZ::EntityId entityId, const AZStd::string& typeName)
			
 
				+    {
			
 
				+        AZ::TypeId typeId = GetComponentTypeIdFromName(typeName);
			
 
				+
			
 
				+        if (typeId.IsNull())
			
 
				+        {
			
 
				+            return AzFramework::BehaviorComponentId(AZ::InvalidComponentId);
			
 
				+        }
			
 
				+
			
 
				+        AZ::Component* component = FindComponentHelper(entityId, typeId, AZ::InvalidComponentId, true);
			
 
				+
			
 
				+        return component ? AzFramework::BehaviorComponentId(component->GetId()) : 
			
 
				+            AzFramework::BehaviorComponentId(AZ::InvalidComponentId);
			
 
				+    }
			
 
				+
			
 
				+    bool EntityUtilityComponent::UpdateComponentForEntity(AZ::EntityId entityId, AzFramework::BehaviorComponentId componentId, const AZStd::string& json)
			
 
				+    {
			
 
				+        if (!componentId.IsValid())
			
 
				+        {
			
 
				+            AZ_Error("EntityUtilityComponent", false, "Invalid componentId passed to UpdateComponentForEntity");
			
 
				+            return false;
			
 
				+        }
			
 
				+
			
 
				+        AZ::Component* component = FindComponentHelper(entityId, AZ::TypeId::CreateNull(), componentId);
			
 
				+
			
 
				+        if (!component)
			
 
				+        {
			
 
				+            return false;
			
 
				+        }
			
 
				+
			
 
				+        using namespace AZ::JsonSerializationResult;
			
 
				+
			
 
				+        AZ::JsonDeserializerSettings settings = AZ::JsonDeserializerSettings{};
			
 
				+        settings.m_reporting = []([[maybe_unused]] AZStd::string_view message, ResultCode result, AZStd::string_view) -> auto
			
 
				+        {
			
 
				+            if (result.GetProcessing() == Processing::Halted)
			
 
				+            {
			
 
				+                AZ_Error("EntityUtilityComponent", false, "JSON %s\n", message.data());
			
 
				+            }
			
 
				+            else if (result.GetOutcome() > Outcomes::PartialDefaults)
			
 
				+            {
			
 
				+                AZ_Warning("EntityUtilityComponent", false, "JSON %s\n", message.data());
			
 
				+            }
			
 
				+            return result;
			
 
				+        };
			
 
				+        
			
 
				+        rapidjson::Document doc;
			
 
				+        doc.Parse<rapidjson::kParseCommentsFlag>(json.data(), json.size());
			
 
				+        ResultCode resultCode = AZ::JsonSerialization::Load(*component, doc, settings);
			
 
				+
			
 
				+        return resultCode.GetProcessing() != Processing::Halted;
			
 
				+    }
			
 
				+
			
 
				+    AZStd::string EntityUtilityComponent::GetComponentDefaultJson(const AZStd::string& typeName)
			
 
				+    {
			
 
				+        AZ::TypeId typeId = GetComponentTypeIdFromName(typeName);
			
 
				+
			
 
				+        if (typeId.IsNull())
			
 
				+        {
			
 
				+            // GetComponentTypeIdFromName already does error handling
			
 
				+            return "";
			
 
				+        }
			
 
				+
			
 
				+        AZ::SerializeContext* serializeContext = nullptr;
			
 
				+        AZ::ComponentApplicationBus::BroadcastResult(serializeContext, &AZ::ComponentApplicationBus::Events::GetSerializeContext);
			
 
				+
			
 
				+        const AZ::SerializeContext::ClassData* classData = serializeContext->FindClassData(typeId);
			
 
				+
			
 
				+        if (!classData)
			
 
				+        {
			
 
				+            AZ_Error("EntityUtilityComponent", false, "Failed to find ClassData for typeId %s (%s)", typeId.ToString<AZStd::string>().c_str(), typeName.c_str());
			
 
				+            return "";
			
 
				+        }
			
 
				+
			
 
				+        void* component = classData->m_factory->Create("Component");
			
 
				+        rapidjson::Document document;
			
 
				+        AZ::JsonSerializerSettings settings;
			
 
				+        settings.m_keepDefaults = true;
			
 
				+
			
 
				+        auto resultCode = AZ::JsonSerialization::Store(document, document.GetAllocator(), component, nullptr, typeId, settings);
			
 
				+
			
 
				+        // Clean up the allocated component ASAP, we don't need it anymore
			
 
				+        classData->m_factory->Destroy(component);
			
 
				+
			
 
				+        if (resultCode.GetProcessing() == AZ::JsonSerializationResult::Processing::Halted)
			
 
				+        {
			
 
				+            AZ_Error("EntityUtilityComponent", false, "Failed to serialize component to json (%s): %s",
			
 
				+                typeName.c_str(), resultCode.ToString(typeName).c_str())
			
 
				+            return "";
			
 
				+        }
			
 
				+
			
 
				+        AZStd::string jsonString;
			
 
				+        AZ::Outcome<void, AZStd::string> outcome = AZ::JsonSerializationUtils::WriteJsonString(document, jsonString);
			
 
				+
			
 
				+        if (!outcome.IsSuccess())
			
 
				+        {
			
 
				+            AZ_Error("EntityUtilityComponent", false, "Failed to write component json to string: %s", outcome.GetError().c_str());
			
 
				+            return "";
			
 
				+        }
			
 
				+
			
 
				+        return jsonString;
			
 
				+    }
			
 
				+
			
 
				+    AZStd::vector<ComponentDetails> EntityUtilityComponent::FindMatchingComponents(const AZStd::string& searchTerm)
			
 
				+    {
			
 
				+        AZ::SerializeContext* serializeContext = nullptr;
			
 
				+        AZ::ComponentApplicationBus::BroadcastResult(serializeContext, &AZ::ComponentApplicationBus::Events::GetSerializeContext);
			
 
				+
			
 
				+        if (m_typeInfo.empty())
			
 
				+        {
			
 
				+            serializeContext->EnumerateDerived<AZ::Component>(
			
 
				+                [this, serializeContext](const AZ::SerializeContext::ClassData* classData, const AZ::Uuid& /*typeId*/)
			
 
				+                {
			
 
				+                    auto& typeInfo = m_typeInfo.emplace_back(classData->m_typeId, classData->m_name, AZStd::vector<AZStd::string>{});
			
 
				+
			
 
				+                    serializeContext->EnumerateBase(
			
 
				+                        [&typeInfo](const AZ::SerializeContext::ClassData* classData, const AZ::Uuid&)
			
 
				+                        {
			
 
				+                            if (classData)
			
 
				+                            {
			
 
				+                                AZStd::get<2>(typeInfo).emplace_back(classData->m_name);
			
 
				+                            }
			
 
				+                            return true;
			
 
				+                        },
			
 
				+                        classData->m_typeId);
			
 
				+                    
			
 
				+                    return true;
			
 
				+                });
			
 
				+        }
			
 
				+        
			
 
				+        AZStd::vector<ComponentDetails> matches;
			
 
				+
			
 
				+        for (const auto& [typeId, typeName, baseClasses] : m_typeInfo)
			
 
				+        {
			
 
				+            if (AZStd::wildcard_match(searchTerm, typeName))
			
 
				+            {
			
 
				+                ComponentDetails details;
			
 
				+                details.m_typeInfo = AZStd::string::format("%s %s", typeId.ToString<AZStd::string>().c_str(), typeName.c_str());
			
 
				+                details.m_baseClasses = baseClasses;
			
 
				+                
			
 
				+                matches.emplace_back(AZStd::move(details));
			
 
				+            }
			
 
				+        }
			
 
				+
			
 
				+        return matches;
			
 
				+    }
			
 
				+
			
 
				+    void EntityUtilityComponent::ResetEntityContext()
			
 
				+    {
			
 
				+        for (AZ::EntityId entityId : m_createdEntities)
			
 
				+        {
			
 
				+            m_entityContext->DestroyEntityById(entityId);
			
 
				+        }
			
 
				+
			
 
				+        m_createdEntities.clear();
			
 
				+        m_entityContext->ResetContext();
			
 
				+    }
			
 
				+
			
 
				+    void EntityUtilityComponent::Reflect(AZ::ReflectContext* context)
			
 
				+    {
			
 
				+        ComponentDetails::Reflect(context);
			
 
				+
			
 
				+        if (auto* serializeContext = azrtti_cast<AZ::SerializeContext*>(context))
			
 
				+        {
			
 
				+            serializeContext->Class<EntityUtilityComponent, AZ::Component>();
			
 
				+        }
			
 
				+
			
 
				+        if (auto* behaviorContext = azrtti_cast<AZ::BehaviorContext*>(context))
			
 
				+        {
			
 
				+            behaviorContext->ConstantProperty("InvalidComponentId", BehaviorConstant(AZ::InvalidComponentId))
			
 
				+                ->Attribute(AZ::Script::Attributes::Scope, AZ::Script::Attributes::ScopeFlags::Common)
			
 
				+                ->Attribute(AZ::Script::Attributes::Category, "Entity")
			
 
				+                ->Attribute(AZ::Script::Attributes::Module, "entity");
			
 
				+
			
 
				+            behaviorContext->EBus<EntityUtilityBus>("EntityUtilityBus")
			
 
				+                ->Attribute(AZ::Script::Attributes::Scope, AZ::Script::Attributes::ScopeFlags::Common)
			
 
				+                ->Attribute(AZ::Script::Attributes::ExcludeFrom, AZ::Script::Attributes::ExcludeFlags::All)
			
 
				+                ->Attribute(AZ::Script::Attributes::Category, "Entity")
			
 
				+                ->Attribute(AZ::Script::Attributes::Module, "entity")
			
 
				+                ->Event("CreateEditorReadyEntity", &EntityUtilityBus::Events::CreateEditorReadyEntity)
			
 
				+                ->Event("GetOrAddComponentByTypeName", &EntityUtilityBus::Events::GetOrAddComponentByTypeName)
			
 
				+                ->Event("UpdateComponentForEntity", &EntityUtilityBus::Events::UpdateComponentForEntity)
			
 
				+                ->Event("FindMatchingComponents", &EntityUtilityBus::Events::FindMatchingComponents)
			
 
				+                ->Event("GetComponentDefaultJson", &EntityUtilityBus::Events::GetComponentDefaultJson)
			
 
				+            ;
			
 
				+        }
			
 
				+    }
			
 
				+
			
 
				+    void EntityUtilityComponent::Activate()
			
 
				+    {
			
 
				+        m_entityContext = AZStd::make_unique<AzFramework::EntityContext>(UtilityEntityContextId);
			
 
				+        m_entityContext->InitContext();
			
 
				+        EntityUtilityBus::Handler::BusConnect();
			
 
				+    }
			
 
				+
			
 
				+    void EntityUtilityComponent::Deactivate()
			
 
				+    {
			
 
				+        EntityUtilityBus::Handler::BusDisconnect();
			
 
				+        m_entityContext = nullptr;
			
 
				+    }
			
 
				+}
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Entity/EntityUtilityComponent.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Entity/EntityUtilityComponent.h
@@ -0,0 +1,90 @@
 
				+/*

			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.

			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.

			
 
				+ *

			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT

			
 
				+ *

			
 
				+ */

			
 
				+#pragma once

			
 
				+

			
 
				+#include <AzCore/Component/Component.h>

			
 
				+#include <AzCore/Component/Entity.h>

			
 
				+#include <AzCore/Serialization/SerializeContext.h>

			
 
				+#include <AzToolsFramework/ToolsComponents/EditorComponentBase.h>

			
 
				+#include <AzToolsFramework/ToolsComponents/EditorDisabledCompositionBus.h>

			
 
				+#include <AzToolsFramework/ToolsComponents/EditorPendingCompositionBus.h>

			
 
				+#include <AzToolsFramework/API/EntityCompositionRequestBus.h>

			
 
				+#include <AzCore/Component/ComponentApplication.h>

			
 
				+#include <AzFramework/Entity/BehaviorEntity.h>

			
 
				+

			
 
				+namespace AzToolsFramework

			
 
				+{

			
 
				+    struct ComponentDetails

			
 
				+    {

			
 
				+        AZ_TYPE_INFO(AzToolsFramework::ComponentDetails, "{107D8379-4AD4-4547-BEE1-184B120F23E9}");

			
 
				+

			
 
				+        static void Reflect(AZ::ReflectContext* context);

			
 
				+

			
 
				+        AZStd::string m_typeInfo;

			
 
				+        AZStd::vector<AZStd::string> m_baseClasses;

			
 
				+    };

			
 
				+

			
 
				+    // This ebus is intended to provide behavior-context friendly APIs to create and manage entities

			
 
				+    struct EntityUtilityTraits : AZ::EBusTraits

			
 
				+    {

			
 
				+        AZ_RTTI(AzToolsFramework::EntityUtilityTraits, "{A6305CAE-C825-43F9-A44D-E503910912AF}");

			
 
				+

			
 
				+        virtual ~EntityUtilityTraits() = default;

			
 
				+

			
 
				+        static const AZ::EBusAddressPolicy AddressPolicy = AZ::EBusAddressPolicy::Single;

			
 
				+        static const AZ::EBusHandlerPolicy HandlerPolicy = AZ::EBusHandlerPolicy::Single;

			
 
				+

			
 
				+        // Creates an entity with the default editor components attached and initializes the entity

			
 
				+        virtual AZ::EntityId CreateEditorReadyEntity(const AZStd::string& entityName) = 0;

			
 
				+

			
 
				+        virtual AzFramework::BehaviorComponentId GetOrAddComponentByTypeName(AZ::EntityId entity, const AZStd::string& typeName) = 0;

			
 
				+

			
 
				+        virtual bool UpdateComponentForEntity(AZ::EntityId entity, AzFramework::BehaviorComponentId component, const AZStd::string& json) = 0;

			
 
				+

			
 
				+        // Gets a JSON string containing describing the default serialization state of the specified component

			
 
				+        virtual AZStd::string GetComponentDefaultJson(const AZStd::string& typeName) = 0;

			
 
				+

			
 
				+        // Returns a list of matching component type names.  Supports wildcard search terms

			
 
				+        virtual AZStd::vector<ComponentDetails> FindMatchingComponents(const AZStd::string& searchTerm) = 0;

			
 
				+

			
 
				+        virtual void ResetEntityContext() = 0;

			
 
				+    };

			
 
				+

			
 
				+    using EntityUtilityBus = AZ::EBus<EntityUtilityTraits>;

			
 
				+

			
 
				+    struct EntityUtilityComponent : AZ::Component

			
 
				+        , EntityUtilityBus::Handler

			
 
				+    {

			
 
				+        inline const static AZ::Uuid UtilityEntityContextId = AZ::Uuid("{9C277B88-E79E-4F8A-BAFF-A4C175BD565F}");

			
 
				+

			
 
				+        AZ_COMPONENT(EntityUtilityComponent, "{47205907-A0EA-4FFF-A620-04D20C04A379}");

			
 
				+

			
 
				+        AZ::EntityId CreateEditorReadyEntity(const AZStd::string& entityName) override;

			
 
				+        AzFramework::BehaviorComponentId GetOrAddComponentByTypeName(AZ::EntityId entity, const AZStd::string& typeName) override;

			
 
				+        bool UpdateComponentForEntity(AZ::EntityId entity, AzFramework::BehaviorComponentId component, const AZStd::string& json) override;

			
 
				+        AZStd::string GetComponentDefaultJson(const AZStd::string& typeName) override;

			
 
				+        AZStd::vector<ComponentDetails> FindMatchingComponents(const AZStd::string& searchTerm) override;

			
 
				+        void ResetEntityContext() override;

			
 
				+

			
 
				+        static void Reflect(AZ::ReflectContext* context);

			
 
				+

			
 
				+    protected:

			
 
				+        void Activate() override;

			
 
				+        void Deactivate() override;

			
 
				+

			
 
				+        // Our own entity context.  This API is intended mostly for use in Asset Builders where there is no editor context

			
 
				+        // Additionally, an entity context is needed when using the Behavior Entity class

			
 
				+        AZStd::unique_ptr<AzFramework::EntityContext> m_entityContext;

			
 
				+

			
 
				+        // TypeId, TypeName, Vector<BaseClassName>

			
 
				+        AZStd::vector<AZStd::tuple<AZ::TypeId, AZStd::string, AZStd::vector<AZStd::string>>> m_typeInfo;

			
 
				+

			
 
				+        // Keep track of the entities we create so they can be reset

			
 
				+        AZStd::vector<AZ::EntityId> m_createdEntities;

			
 
				+    };

			
 
				+}; // namespace AzToolsFramework

			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/FocusMode/FocusModeInterface.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/FocusMode/FocusModeInterface.h
@@ -10,6 +10,7 @@
 
				 
			
 
				 #include <AzCore/Component/EntityId.h>
			
 
				 #include <AzCore/Interface/Interface.h>
			
 
				+#include <AzCore/Component/Entity.h>
			
 
				 #include <AzCore/Serialization/SerializeContext.h>
			
 
				 
			
 
				 #include <AzFramework/Entity/EntityContextBus.h>
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoader.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoader.cpp
@@ -50,17 +50,19 @@ namespace AzToolsFramework
 
				 
			
 
				             auto settingsRegistry = AZ::SettingsRegistry::Get();
			
 
				             AZ_Assert(settingsRegistry, "Settings registry is not set");
			
 
				-            
			
 
				+
			
 
				             [[maybe_unused]] bool result =
			
 
				                 settingsRegistry->Get(m_projectPathWithOsSeparator.Native(), AZ::SettingsRegistryMergeUtils::FilePathKey_ProjectPath);
			
 
				             AZ_Warning("Prefab", result, "Couldn't retrieve project root path");
			
 
				             m_projectPathWithSlashSeparator = AZ::IO::Path(m_projectPathWithOsSeparator.Native(), '/').MakePreferred();
			
 
				 
			
 
				             AZ::Interface<PrefabLoaderInterface>::Register(this);
			
 
				+            m_scriptingPrefabLoader.Connect(this);
			
 
				         }
			
 
				 
			
 
				         void PrefabLoader::UnregisterPrefabLoaderInterface()
			
 
				         {
			
 
				+            m_scriptingPrefabLoader.Disconnect();
			
 
				             AZ::Interface<PrefabLoaderInterface>::Unregister(this);
			
 
				         }
			
 
				 
			
@@ -568,7 +570,7 @@ namespace AzToolsFramework
 
				                 (pathStr.find_first_of(AZ_FILESYSTEM_INVALID_CHARACTERS) == AZStd::string::npos) &&
			
 
				                 (pathStr.back() != '\\' && pathStr.back() != '/');
			
 
				         }
			
 
				-
			
 
				+        
			
 
				         AZ::IO::Path PrefabLoader::GetFullPath(AZ::IO::PathView path)
			
 
				         {
			
 
				             AZ::IO::Path pathWithOSSeparator = AZ::IO::Path(path).MakePreferred();
			
@@ -596,26 +598,38 @@ namespace AzToolsFramework
 
				             {
			
 
				                 // The asset system provided us with a valid root folder and relative path, so return it.
			
 
				                 fullPath = AZ::IO::Path(rootFolder) / assetInfo.m_relativePath;
			
 
				+                return fullPath;
			
 
				             }
			
 
				             else
			
 
				             {
			
 
				-                // If for some reason the Asset system couldn't provide a relative path, provide some fallback logic.
			
 
				+                // attempt to find the absolute from the Cache folder
			
 
				+                AZStd::string assetRootFolder;
			
 
				+                if (auto settingsRegistry = AZ::SettingsRegistry::Get(); settingsRegistry != nullptr)
			
 
				+                {
			
 
				+                    settingsRegistry->Get(assetRootFolder, AZ::SettingsRegistryMergeUtils::FilePathKey_CacheRootFolder);
			
 
				+                }
			
 
				+                fullPath = AZ::IO::Path(assetRootFolder) / path;
			
 
				+                if (fullPath.IsAbsolute() && AZ::IO::SystemFile::Exists(fullPath.c_str()))
			
 
				+                {
			
 
				+                    return fullPath;
			
 
				+                }
			
 
				+            }
			
 
				 
			
 
				-                // Check to see if the AssetProcessor is ready.  If it *is* and we didn't get a path, print an error then follow
			
 
				-                // the fallback logic.  If it's *not* ready, we're probably either extremely early in a tool startup flow or inside
			
 
				-                // a unit test, so just execute the fallback logic without an error.
			
 
				-                [[maybe_unused]] bool assetProcessorReady = false;
			
 
				-                AzFramework::AssetSystemRequestBus::BroadcastResult(
			
 
				-                    assetProcessorReady, &AzFramework::AssetSystemRequestBus::Events::AssetProcessorIsReady);
			
 
				+            // If for some reason the Asset system couldn't provide a relative path, provide some fallback logic.
			
 
				 
			
 
				-                AZ_Error(
			
 
				-                    "Prefab", !assetProcessorReady, "Full source path for '%.*s' could not be determined. Using fallback logic.",
			
 
				-                    AZ_STRING_ARG(path.Native()));
			
 
				+            // Check to see if the AssetProcessor is ready.  If it *is* and we didn't get a path, print an error then follow
			
 
				+            // the fallback logic.  If it's *not* ready, we're probably either extremely early in a tool startup flow or inside
			
 
				+            // a unit test, so just execute the fallback logic without an error.
			
 
				+            [[maybe_unused]] bool assetProcessorReady = false;
			
 
				+            AzFramework::AssetSystemRequestBus::BroadcastResult(
			
 
				+                assetProcessorReady, &AzFramework::AssetSystemRequestBus::Events::AssetProcessorIsReady);
			
 
				 
			
 
				-                // If a relative path was passed in, make it relative to the project root.
			
 
				-                fullPath = AZ::IO::Path(m_projectPathWithOsSeparator).Append(pathWithOSSeparator);
			
 
				-            }
			
 
				+            AZ_Error(
			
 
				+                "Prefab", !assetProcessorReady, "Full source path for '%.*s' could not be determined. Using fallback logic.",
			
 
				+                AZ_STRING_ARG(path.Native()));
			
 
				 
			
 
				+            // If a relative path was passed in, make it relative to the project root.
			
 
				+            fullPath = AZ::IO::Path(m_projectPathWithOsSeparator).Append(pathWithOSSeparator);
			
 
				             return fullPath;
			
 
				         }
			
 
				 
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoader.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoader.h
@@ -15,6 +15,7 @@
 
				 #include <AzCore/std/containers/unordered_set.h>
			
 
				 #include <AzCore/std/string/string.h>
			
 
				 #include <AzToolsFramework/Prefab/PrefabDomTypes.h>
			
 
				+#include <Prefab/ScriptingPrefabLoader.h>
			
 
				 
			
 
				 namespace AZ
			
 
				 {
			
@@ -114,6 +115,7 @@ namespace AzToolsFramework
 
				             void SetSaveAllPrefabsPreference(SaveAllPrefabsPreference saveAllPrefabsPreference) override;
			
 
				 
			
 
				         private:
			
 
				+
			
 
				             /**
			
 
				              * Copies the template dom provided and manipulates it into the proper format to be saved to disk.
			
 
				              * @param templateRef The template whose dom we want to transform into the proper format to be saved to disk.
			
@@ -177,6 +179,7 @@ namespace AzToolsFramework
 
				             AZStd::optional<AZStd::pair<PrefabDom, AZ::IO::Path>> StoreTemplateIntoFileFormat(TemplateId templateId);
			
 
				 
			
 
				             PrefabSystemComponentInterface* m_prefabSystemComponentInterface = nullptr;
			
 
				+            ScriptingPrefabLoader m_scriptingPrefabLoader;
			
 
				             AZ::IO::Path m_projectPathWithOsSeparator;
			
 
				             AZ::IO::Path m_projectPathWithSlashSeparator;
			
 
				         };
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoaderInterface.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoaderInterface.h
@@ -99,7 +99,6 @@ namespace AzToolsFramework
 
				             // Generates a new path
			
 
				             static AZ::IO::Path GeneratePath();
			
 
				         };
			
 
				-
			
 
				     } // namespace Prefab
			
 
				 } // namespace AzToolsFramework
			
 
				 
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoaderScriptingBus.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabLoaderScriptingBus.h
@@ -0,0 +1,45 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#pragma once
			
 
				+
			
 
				+#include <AzCore/Interface/Interface.h>
			
 
				+#include <AzCore/IO/Path/Path.h>
			
 
				+#include <AzCore/Serialization/SerializeContext.h>
			
 
				+#include <AzToolsFramework/Prefab/PrefabIdTypes.h>
			
 
				+#include <AzCore/EBus/EBus.h>
			
 
				+
			
 
				+namespace AzToolsFramework
			
 
				+{
			
 
				+    namespace Prefab
			
 
				+    {
			
 
				+        // Ebus for script-friendly APIs for the prefab loader
			
 
				+        struct PrefabLoaderScriptingTraits : AZ::EBusTraits
			
 
				+        {
			
 
				+            AZ_TYPE_INFO(PrefabLoaderScriptingTraits, "{C344B7D8-8299-48C9-8450-26E1332EA011}");
			
 
				+
			
 
				+            virtual ~PrefabLoaderScriptingTraits() = default;
			
 
				+
			
 
				+            static const AZ::EBusAddressPolicy AddressPolicy = AZ::EBusAddressPolicy::Single;
			
 
				+            static const AZ::EBusHandlerPolicy HandlerPolicy = AZ::EBusHandlerPolicy::Single;
			
 
				+
			
 
				+            /**
			
 
				+             * Saves a Prefab Template into the provided output string.
			
 
				+             * Converts Prefab Template form into .prefab form by collapsing nested Template info
			
 
				+             * into a source path and patches.
			
 
				+             * @param templateId Id of the template to be saved
			
 
				+             * @return Will contain the serialized template json on success
			
 
				+             */
			
 
				+            virtual AZ::Outcome<AZStd::string, void> SaveTemplateToString(TemplateId templateId) = 0;
			
 
				+        };
			
 
				+
			
 
				+        using PrefabLoaderScriptingBus = AZ::EBus<PrefabLoaderScriptingTraits>;
			
 
				+
			
 
				+    } // namespace Prefab
			
 
				+} // namespace AzToolsFramework
			
 
				+
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemComponent.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemComponent.cpp
@@ -10,6 +10,7 @@
 
				 
			
 
				 #include <AzCore/Component/Entity.h>
			
 
				 #include <AzCore/IO/Path/Path.h>
			
 
				+#include <AzCore/RTTI/BehaviorContext.h>
			
 
				 #include <AzCore/Serialization/Json/JsonSerialization.h>
			
 
				 #include <AzCore/Serialization/Json/RegistrationContext.h>
			
 
				 #include <AzToolsFramework/Prefab/Instance/InstanceEntityIdMapper.h>
			
@@ -36,12 +37,14 @@ namespace AzToolsFramework
 
				             m_instanceToTemplatePropagator.RegisterInstanceToTemplateInterface();
			
 
				             m_prefabPublicHandler.RegisterPrefabPublicHandlerInterface();
			
 
				             m_prefabPublicRequestHandler.Connect();
			
 
				+            m_prefabSystemScriptingHandler.Connect(this);
			
 
				             AZ::SystemTickBus::Handler::BusConnect();
			
 
				         }
			
 
				 
			
 
				         void PrefabSystemComponent::Deactivate()
			
 
				         {
			
 
				             AZ::SystemTickBus::Handler::BusDisconnect();
			
 
				+            m_prefabSystemScriptingHandler.Disconnect();
			
 
				             m_prefabPublicRequestHandler.Disconnect();
			
 
				             m_prefabPublicHandler.UnregisterPrefabPublicHandlerInterface();
			
 
				             m_instanceToTemplatePropagator.UnregisterInstanceToTemplateInterface();
			
@@ -58,13 +61,24 @@ namespace AzToolsFramework
 
				             AzToolsFramework::Prefab::PrefabConversionUtils::EditorInfoRemover::Reflect(context);
			
 
				             PrefabPublicRequestHandler::Reflect(context);
			
 
				             PrefabLoader::Reflect(context);
			
 
				+            PrefabSystemScriptingHandler::Reflect(context);
			
 
				 
			
 
				-            AZ::SerializeContext* serialize = azrtti_cast<AZ::SerializeContext*>(context);
			
 
				-            if (serialize)
			
 
				+            if (AZ::SerializeContext* serialize = azrtti_cast<AZ::SerializeContext*>(context))
			
 
				             {
			
 
				                 serialize->Class<PrefabSystemComponent, AZ::Component>()->Version(1);
			
 
				             }
			
 
				 
			
 
				+            if (AZ::BehaviorContext* behaviorContext = azrtti_cast<AZ::BehaviorContext*>(context))
			
 
				+            {
			
 
				+
			
 
				+                behaviorContext->EBus<PrefabLoaderScriptingBus>("PrefabLoaderScriptingBus")
			
 
				+                    ->Attribute(AZ::Script::Attributes::Scope, AZ::Script::Attributes::ScopeFlags::Common)
			
 
				+                    ->Attribute(AZ::Script::Attributes::Module, "prefab")
			
 
				+                    ->Attribute(AZ::Script::Attributes::Category, "Prefab")
			
 
				+                    ->Event("SaveTemplateToString", &PrefabLoaderScriptingBus::Events::SaveTemplateToString);
			
 
				+                ;
			
 
				+            }
			
 
				+
			
 
				             AZ::JsonRegistrationContext* jsonRegistration = azrtti_cast<AZ::JsonRegistrationContext*>(context);
			
 
				             if (jsonRegistration)
			
 
				             {
			
@@ -145,7 +159,7 @@ namespace AzToolsFramework
 
				                 newInstance->SetTemplateId(newTemplateId);
			
 
				             }
			
 
				         }
			
 
				-
			
 
				+        
			
 
				         void PrefabSystemComponent::PropagateTemplateChanges(TemplateId templateId, bool immediate, InstanceOptionalReference instanceToExclude)
			
 
				         {
			
 
				             UpdatePrefabInstances(templateId, immediate, instanceToExclude);
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemComponent.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemComponent.h
@@ -27,6 +27,7 @@
 
				 #include <AzToolsFramework/Prefab/PrefabPublicRequestHandler.h>
			
 
				 #include <AzToolsFramework/Prefab/PrefabSystemComponentInterface.h>
			
 
				 #include <AzToolsFramework/Prefab/Template/Template.h>
			
 
				+#include <Prefab/PrefabSystemScriptingHandler.h>
			
 
				 
			
 
				 namespace AZ
			
 
				 {
			
@@ -219,7 +220,7 @@ namespace AzToolsFramework
 
				                 const AZStd::vector<AZ::Entity*>& entities, AZStd::vector<AZStd::unique_ptr<Instance>>&& instancesToConsume,
			
 
				                 AZ::IO::PathView filePath, AZStd::unique_ptr<AZ::Entity> containerEntity = nullptr,
			
 
				                 InstanceOptionalReference parent = AZStd::nullopt, bool shouldCreateLinks = true) override;
			
 
				-
			
 
				+            
			
 
				             PrefabDom& FindTemplateDom(TemplateId templateId) override;
			
 
				 
			
 
				             /**
			
@@ -244,7 +245,7 @@ namespace AzToolsFramework
 
				 
			
 
				         private:
			
 
				             AZ_DISABLE_COPY_MOVE(PrefabSystemComponent);
			
 
				-
			
 
				+            
			
 
				             /**
			
 
				             * Builds a new Prefab Template out of entities and instances and returns the first instance comprised of
			
 
				             * these entities and instances.
			
@@ -412,6 +413,8 @@ namespace AzToolsFramework
 
				 
			
 
				             // Handler of the public Prefab requests.
			
 
				             PrefabPublicRequestHandler m_prefabPublicRequestHandler;
			
 
				+
			
 
				+            PrefabSystemScriptingHandler m_prefabSystemScriptingHandler;
			
 
				         };
			
 
				     } // namespace Prefab
			
 
				 } // namespace AzToolsFramework
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemComponentInterface.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemComponentInterface.h
@@ -78,8 +78,7 @@ namespace AzToolsFramework
 
				                 AZStd::unique_ptr<AZ::Entity> containerEntity = nullptr, InstanceOptionalReference parent = AZStd::nullopt,
			
 
				                 bool shouldCreateLinks = true) = 0;
			
 
				         };
			
 
				-
			
 
				-
			
 
				+        
			
 
				     } // namespace Prefab
			
 
				 } // namespace AzToolsFramework
			
 
				 
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemScriptingBus.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemScriptingBus.h
@@ -0,0 +1,38 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#pragma once
			
 
				+
			
 
				+#include <AzCore/Interface/Interface.h>
			
 
				+#include <AzToolsFramework/Prefab/Instance/Instance.h>
			
 
				+#include <AzToolsFramework/Prefab/Link/Link.h>
			
 
				+#include <AzToolsFramework/Prefab/PrefabIdTypes.h>
			
 
				+#include <AzToolsFramework/Prefab/Template/Template.h>
			
 
				+#include <AzCore/std/smart_ptr/unique_ptr.h>
			
 
				+#include <AzCore/EBus/EBus.h>
			
 
				+
			
 
				+namespace AzToolsFramework
			
 
				+{
			
 
				+    namespace Prefab
			
 
				+    {
			
 
				+        // Bus that exposes a script-friendly interface to the PrefabSystemComponent
			
 
				+        struct PrefabSystemScriptingEbusTraits : AZ::EBusTraits
			
 
				+        {
			
 
				+            using MutexType = AZ::NullMutex;
			
 
				+            static const AZ::EBusHandlerPolicy HandlerPolicy = AZ::EBusHandlerPolicy::Single;
			
 
				+            static const AZ::EBusAddressPolicy AddressPolicy = AZ::EBusAddressPolicy::Single;
			
 
				+
			
 
				+            virtual TemplateId CreatePrefabTemplate(
			
 
				+                const AZStd::vector<AZ::EntityId>& entityIds, const AZStd::string& filePath) = 0;
			
 
				+        };
			
 
				+        
			
 
				+        using PrefabSystemScriptingBus = AZ::EBus<PrefabSystemScriptingEbusTraits>;
			
 
				+        
			
 
				+    } // namespace Prefab
			
 
				+} // namespace AzToolsFramework
			
 
				+
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemScriptingHandler.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemScriptingHandler.cpp
@@ -0,0 +1,75 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <AzCore/Component/ComponentApplicationBus.h>
			
 
				+#include <AzCore/RTTI/BehaviorContext.h>
			
 
				+#include <Prefab/PrefabSystemComponentInterface.h>
			
 
				+#include <Prefab/PrefabSystemScriptingHandler.h>
			
 
				+#include <AzCore/Component/Entity.h>
			
 
				+
			
 
				+namespace AzToolsFramework::Prefab
			
 
				+{
			
 
				+    void PrefabSystemScriptingHandler::Reflect(AZ::ReflectContext* context)
			
 
				+    {
			
 
				+        if (auto behaviorContext = azrtti_cast<AZ::BehaviorContext*>(context))
			
 
				+        {
			
 
				+            behaviorContext->ConstantProperty("InvalidTemplateId", BehaviorConstant(InvalidTemplateId))
			
 
				+                ->Attribute(AZ::Script::Attributes::Scope, AZ::Script::Attributes::ScopeFlags::Common)
			
 
				+                ->Attribute(AZ::Script::Attributes::Module, "prefab")
			
 
				+                ->Attribute(AZ::Script::Attributes::Category, "Prefab");
			
 
				+
			
 
				+            behaviorContext->EBus<PrefabSystemScriptingBus>("PrefabSystemScriptingBus")
			
 
				+                ->Attribute(AZ::Script::Attributes::Scope, AZ::Script::Attributes::ScopeFlags::Common)
			
 
				+                ->Attribute(AZ::Script::Attributes::Module, "prefab")
			
 
				+                ->Attribute(AZ::Script::Attributes::Category, "Prefab")
			
 
				+                ->Event("CreatePrefab", &PrefabSystemScriptingBus::Events::CreatePrefabTemplate);
			
 
				+        }
			
 
				+    }
			
 
				+
			
 
				+    void PrefabSystemScriptingHandler::Connect(PrefabSystemComponentInterface* prefabSystemComponentInterface)
			
 
				+    {
			
 
				+        AZ_Assert(prefabSystemComponentInterface != nullptr, "prefabSystemComponentInterface must not be null");
			
 
				+        m_prefabSystemComponentInterface = prefabSystemComponentInterface;
			
 
				+        PrefabSystemScriptingBus::Handler::BusConnect();
			
 
				+    }
			
 
				+
			
 
				+    void PrefabSystemScriptingHandler::Disconnect()
			
 
				+    {
			
 
				+        PrefabSystemScriptingBus::Handler::BusDisconnect();
			
 
				+    }
			
 
				+
			
 
				+    TemplateId PrefabSystemScriptingHandler::CreatePrefabTemplate(const AZStd::vector<AZ::EntityId>& entityIds, const AZStd::string& filePath)
			
 
				+    {
			
 
				+        AZStd::vector<AZ::Entity*> entities;
			
 
				+
			
 
				+        for (const auto& entityId : entityIds)
			
 
				+        {
			
 
				+            AZ::Entity* entity = nullptr;
			
 
				+            AZ::ComponentApplicationBus::BroadcastResult(entity, &AZ::ComponentApplicationBus::Events::FindEntity, entityId);
			
 
				+
			
 
				+            AZ_Warning(
			
 
				+                "PrefabSystemComponent", entity, "EntityId %s was not found and will not be added to the prefab",
			
 
				+                entityId.ToString().c_str());
			
 
				+
			
 
				+            if (entity)
			
 
				+            {
			
 
				+                entities.push_back(entity);
			
 
				+            }
			
 
				+        }
			
 
				+        
			
 
				+        auto prefab = m_prefabSystemComponentInterface->CreatePrefab(entities, {}, AZ::IO::PathView(AZStd::string_view(filePath)));
			
 
				+
			
 
				+        if (!prefab)
			
 
				+        {
			
 
				+            AZ_Error("PrefabSystemComponenent", false, "Failed to create prefab %s", filePath.c_str());
			
 
				+            return InvalidTemplateId;
			
 
				+        }
			
 
				+
			
 
				+        return prefab->GetTemplateId();
			
 
				+    }
			
 
				+}
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemScriptingHandler.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabSystemScriptingHandler.h
@@ -0,0 +1,39 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#pragma once
			
 
				+#include <Prefab/PrefabSystemScriptingBus.h>
			
 
				+
			
 
				+namespace AzToolsFramework
			
 
				+{
			
 
				+    namespace Prefab
			
 
				+    {
			
 
				+        class PrefabSystemScriptingHandler
			
 
				+            : PrefabSystemScriptingBus::Handler
			
 
				+        {
			
 
				+        public:
			
 
				+            static void Reflect(AZ::ReflectContext* context);
			
 
				+
			
 
				+            PrefabSystemScriptingHandler() = default;
			
 
				+
			
 
				+            void Connect(PrefabSystemComponentInterface* prefabSystemComponentInterface);
			
 
				+            void Disconnect();
			
 
				+
			
 
				+        private:
			
 
				+            AZ_DISABLE_COPY(PrefabSystemScriptingHandler);
			
 
				+
			
 
				+            //////////////////////////////////////////////////////////////////////////
			
 
				+            // PrefabSystemScriptingBus implementation
			
 
				+            TemplateId CreatePrefabTemplate(const AZStd::vector<AZ::EntityId>& entityIds, const AZStd::string& filePath) override;
			
 
				+            //////////////////////////////////////////////////////////////////////////
			
 
				+
			
 
				+            PrefabSystemComponentInterface* m_prefabSystemComponentInterface = nullptr;
			
 
				+        };
			
 
				+    } // namespace Prefab
			
 
				+} // namespace AzToolsFramework
			
 
				+
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Procedural/ProceduralPrefabAsset.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Procedural/ProceduralPrefabAsset.cpp
@@ -0,0 +1,144 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+#include <Prefab/Procedural/ProceduralPrefabAsset.h>
			
 
				+#include <AzCore/Serialization/SerializeContext.h>
			
 
				+#include <AzCore/Serialization/Json/RegistrationContext.h>
			
 
				+#include <AzCore/Settings/SettingsRegistry.h>
			
 
				+#include <AzFramework/FileFunc/FileFunc.h>
			
 
				+
			
 
				+namespace AZ::Prefab
			
 
				+{
			
 
				+    static constexpr const char s_useProceduralPrefabsKey[] = "/O3DE/Preferences/Prefabs/UseProceduralPrefabs";
			
 
				+
			
 
				+    // ProceduralPrefabAsset
			
 
				+
			
 
				+    ProceduralPrefabAsset::ProceduralPrefabAsset(const AZ::Data::AssetId& assetId)
			
 
				+        : AZ::Data::AssetData(assetId)
			
 
				+        , m_templateId(AzToolsFramework::Prefab::InvalidTemplateId)
			
 
				+    {
			
 
				+    }
			
 
				+
			
 
				+    void ProceduralPrefabAsset::Reflect(AZ::ReflectContext* context)
			
 
				+    {
			
 
				+        PrefabDomData::Reflect(context);
			
 
				+
			
 
				+        if (auto* serializeContext = azrtti_cast<AZ::SerializeContext*>(context); serializeContext != nullptr)
			
 
				+        {
			
 
				+            serializeContext->Class<ProceduralPrefabAsset, AZ::Data::AssetData>()
			
 
				+                ->Version(1)
			
 
				+                ->Field("Template Name", &ProceduralPrefabAsset::m_templateName)
			
 
				+                ->Field("Template ID", &ProceduralPrefabAsset::m_templateId);
			
 
				+        }
			
 
				+    }
			
 
				+
			
 
				+    const AZStd::string& ProceduralPrefabAsset::GetTemplateName() const
			
 
				+    {
			
 
				+        return m_templateName;
			
 
				+    }
			
 
				+
			
 
				+    void ProceduralPrefabAsset::SetTemplateName(AZStd::string templateName)
			
 
				+    {
			
 
				+        m_templateName = AZStd::move(templateName);
			
 
				+    }
			
 
				+
			
 
				+    AzToolsFramework::Prefab::TemplateId ProceduralPrefabAsset::GetTemplateId() const
			
 
				+    {
			
 
				+        return m_templateId;
			
 
				+    }
			
 
				+
			
 
				+    void ProceduralPrefabAsset::SetTemplateId(AzToolsFramework::Prefab::TemplateId templateId)
			
 
				+    {
			
 
				+        m_templateId = templateId;
			
 
				+    }
			
 
				+
			
 
				+    bool ProceduralPrefabAsset::UseProceduralPrefabs()
			
 
				+    {
			
 
				+        bool useProceduralPrefabs = false;
			
 
				+        bool result = AZ::SettingsRegistry::Get()->GetObject(useProceduralPrefabs, s_useProceduralPrefabsKey);
			
 
				+        return result && useProceduralPrefabs;
			
 
				+    }
			
 
				+
			
 
				+    // PrefabDomData
			
 
				+
			
 
				+    void PrefabDomData::Reflect(AZ::ReflectContext* context)
			
 
				+    {
			
 
				+        if (auto* jsonContext = azrtti_cast<AZ::JsonRegistrationContext*>(context))
			
 
				+        {
			
 
				+            jsonContext->Serializer<PrefabDomDataJsonSerializer>()->HandlesType<PrefabDomData>();
			
 
				+        }
			
 
				+
			
 
				+        AZ::SerializeContext* serializeContext = azrtti_cast<AZ::SerializeContext*>(context);
			
 
				+        if (serializeContext)
			
 
				+        {
			
 
				+            serializeContext->Class<PrefabDomData>()
			
 
				+                ->Version(1);
			
 
				+        }
			
 
				+    }
			
 
				+
			
 
				+    void PrefabDomData::CopyValue(const rapidjson::Value& inputValue)
			
 
				+    {
			
 
				+        m_prefabDom.CopyFrom(inputValue, m_prefabDom.GetAllocator());
			
 
				+    }
			
 
				+
			
 
				+    const AzToolsFramework::Prefab::PrefabDom& PrefabDomData::GetValue() const
			
 
				+    {
			
 
				+        return m_prefabDom;
			
 
				+    }
			
 
				+
			
 
				+    // PrefabDomDataJsonSerializer
			
 
				+
			
 
				+    AZ::JsonSerializationResult::Result PrefabDomDataJsonSerializer::Load(
			
 
				+        void* outputValue,
			
 
				+        [[maybe_unused]] const AZ::Uuid& outputValueTypeId,
			
 
				+        const rapidjson::Value& inputValue,
			
 
				+        AZ::JsonDeserializerContext& context)
			
 
				+    {
			
 
				+        AZ_Assert(outputValueTypeId == azrtti_typeid<PrefabDomData>(),
			
 
				+            "PrefabDomDataJsonSerializer Load against output typeID that was not PrefabDomData");
			
 
				+        AZ_Assert(outputValue, "PrefabDomDataJsonSerializer Load against null output");
			
 
				+
			
 
				+        namespace JSR = AZ::JsonSerializationResult;
			
 
				+        JSR::ResultCode result(JSR::Tasks::ReadField);
			
 
				+
			
 
				+        if (inputValue.IsObject() == false)
			
 
				+        {
			
 
				+            result.Combine(context.Report(JSR::Tasks::ReadField, JSR::Outcomes::Missing, "Missing object"));
			
 
				+            return context.Report(result, "Prefab should be an object.");
			
 
				+        }
			
 
				+
			
 
				+        if (inputValue.MemberCount() < 1)
			
 
				+        {
			
 
				+            result.Combine(context.Report(JSR::Tasks::ReadField, JSR::Outcomes::Missing, "Missing members"));
			
 
				+            return context.Report(result, "Prefab should have multiple members.");
			
 
				+        }
			
 
				+
			
 
				+        auto* outputVariable = reinterpret_cast<PrefabDomData*>(outputValue);
			
 
				+        outputVariable->CopyValue(inputValue);
			
 
				+        return context.Report(result, "Loaded procedural prefab");
			
 
				+    }
			
 
				+
			
 
				+    AZ::JsonSerializationResult::Result PrefabDomDataJsonSerializer::Store(
			
 
				+        rapidjson::Value& outputValue,
			
 
				+        const void* inputValue,
			
 
				+        [[maybe_unused]] const void* defaultValue,
			
 
				+        [[maybe_unused]] const AZ::Uuid& valueTypeId,
			
 
				+        AZ::JsonSerializerContext& context)
			
 
				+    {
			
 
				+        AZ_Assert(inputValue, "Input value for PrefabDomDataJsonSerializer can't be null.");
			
 
				+        AZ_Assert(azrtti_typeid<PrefabDomData>() == valueTypeId,
			
 
				+            "Unable to Serialize because the provided type is not PrefabGroup::PrefabDomData.");
			
 
				+
			
 
				+        const PrefabDomData* prefabDomData = reinterpret_cast<const PrefabDomData*>(inputValue);
			
 
				+
			
 
				+        namespace JSR = AZ::JsonSerializationResult;
			
 
				+        JSR::ResultCode result(JSR::Tasks::WriteValue);
			
 
				+        outputValue.SetObject();
			
 
				+        outputValue.CopyFrom(prefabDomData->GetValue(), context.GetJsonAllocator());
			
 
				+        return context.Report(result, "Stored procedural prefab");
			
 
				+    }
			
 
				+}
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Procedural/ProceduralPrefabAsset.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Procedural/ProceduralPrefabAsset.h
@@ -0,0 +1,90 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+#pragma once
			
 
				+
			
 
				+#include <AzCore/Asset/AssetCommon.h>
			
 
				+#include <AzToolsFramework/Prefab/PrefabDomTypes.h>
			
 
				+#include <AzToolsFramework/Prefab/PrefabIdTypes.h>
			
 
				+#include <AzCore/Serialization/Json/BaseJsonSerializer.h>
			
 
				+
			
 
				+namespace AZ::Prefab
			
 
				+{
			
 
				+    //! A wrapper around the JSON DOM type so that the assets can read in and write out
			
 
				+    //! JSON directly since Prefabs are JSON serialized entity-component data
			
 
				+    class PrefabDomData final
			
 
				+    {
			
 
				+    public:
			
 
				+        AZ_RTTI(PrefabDomData, "{C73A3360-D772-4D41-9118-A039BF9340C1}");
			
 
				+        AZ_CLASS_ALLOCATOR(PrefabDomData, AZ::SystemAllocator, 0);
			
 
				+
			
 
				+        PrefabDomData() = default;
			
 
				+        ~PrefabDomData() = default;
			
 
				+
			
 
				+        static void Reflect(AZ::ReflectContext* context);
			
 
				+
			
 
				+        void CopyValue(const rapidjson::Value& inputValue);
			
 
				+        const AzToolsFramework::Prefab::PrefabDom& GetValue() const;
			
 
				+
			
 
				+    private:
			
 
				+        AzToolsFramework::Prefab::PrefabDom m_prefabDom;
			
 
				+    };
			
 
				+
			
 
				+    //! Registered to help read/write JSON for the PrefabDomData::m_prefabDom
			
 
				+    class PrefabDomDataJsonSerializer final
			
 
				+        : public AZ::BaseJsonSerializer
			
 
				+    {
			
 
				+    public:
			
 
				+        AZ_RTTI(PrefabDomDataJsonSerializer, "{9FC48652-A00B-4EFA-8FD9-345A8E625439}", BaseJsonSerializer);
			
 
				+        AZ_CLASS_ALLOCATOR(PrefabDomDataJsonSerializer, AZ::SystemAllocator, 0);
			
 
				+
			
 
				+        ~PrefabDomDataJsonSerializer() override = default;
			
 
				+
			
 
				+        AZ::JsonSerializationResult::Result Load(
			
 
				+            void* outputValue,
			
 
				+            const AZ::Uuid& outputValueTypeId,
			
 
				+            const rapidjson::Value& inputValue,
			
 
				+            AZ::JsonDeserializerContext& context) override;
			
 
				+
			
 
				+        AZ::JsonSerializationResult::Result Store(
			
 
				+            rapidjson::Value& outputValue,
			
 
				+            const void* inputValue,
			
 
				+            const void* defaultValue,
			
 
				+            const AZ::Uuid& valueTypeId,
			
 
				+            AZ::JsonSerializerContext& context) override;
			
 
				+    };
			
 
				+
			
 
				+    //! An asset type to register templates into the Prefab system so that they
			
 
				+    //! can instantiate like Authored Prefabs
			
 
				+    class ProceduralPrefabAsset
			
 
				+        : public AZ::Data::AssetData
			
 
				+    {
			
 
				+    public:
			
 
				+        AZ_CLASS_ALLOCATOR(ProceduralPrefabAsset, AZ::SystemAllocator, 0);
			
 
				+        AZ_RTTI(ProceduralPrefabAsset, "{9B7C8459-471E-4EAD-A363-7990CC4065A9}", AZ::Data::AssetData);
			
 
				+
			
 
				+        static bool UseProceduralPrefabs();
			
 
				+
			
 
				+        ProceduralPrefabAsset(const AZ::Data::AssetId& assetId = AZ::Data::AssetId());
			
 
				+        ~ProceduralPrefabAsset() override = default;
			
 
				+        ProceduralPrefabAsset(const ProceduralPrefabAsset& rhs) = delete;
			
 
				+        ProceduralPrefabAsset& operator=(const ProceduralPrefabAsset& rhs) = delete;
			
 
				+
			
 
				+        const AZStd::string& GetTemplateName() const;
			
 
				+        void SetTemplateName(AZStd::string templateName);
			
 
				+
			
 
				+        AzToolsFramework::Prefab::TemplateId GetTemplateId() const;
			
 
				+        void SetTemplateId(AzToolsFramework::Prefab::TemplateId templateId);
			
 
				+
			
 
				+        static void Reflect(AZ::ReflectContext* context);
			
 
				+
			
 
				+    private:
			
 
				+        AZStd::string m_templateName;
			
 
				+        AzToolsFramework::Prefab::TemplateId m_templateId;
			
 
				+    };
			
 
				+
			
 
				+}
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/ScriptingPrefabLoader.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/ScriptingPrefabLoader.cpp
@@ -0,0 +1,37 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <Prefab/ScriptingPrefabLoader.h>
			
 
				+
			
 
				+namespace AzToolsFramework::Prefab
			
 
				+{
			
 
				+    void ScriptingPrefabLoader::Connect(PrefabLoaderInterface* prefabLoaderInterface)
			
 
				+    {
			
 
				+        AZ_Assert(prefabLoaderInterface, "prefabLoaderInterface must not be null");
			
 
				+
			
 
				+        m_prefabLoaderInterface = prefabLoaderInterface;
			
 
				+        PrefabLoaderScriptingBus::Handler::BusConnect();
			
 
				+    }
			
 
				+
			
 
				+    void ScriptingPrefabLoader::Disconnect()
			
 
				+    {
			
 
				+        PrefabLoaderScriptingBus::Handler::BusDisconnect();
			
 
				+    }
			
 
				+
			
 
				+    AZ::Outcome<AZStd::string, void> ScriptingPrefabLoader::SaveTemplateToString(TemplateId templateId)
			
 
				+    {
			
 
				+        AZStd::string json;
			
 
				+
			
 
				+        if (m_prefabLoaderInterface->SaveTemplateToString(templateId, json))
			
 
				+        {
			
 
				+            return AZ::Success(json);
			
 
				+        }
			
 
				+
			
 
				+        return AZ::Failure();
			
 
				+    }
			
 
				+} // namespace AzToolsFramework::Prefab
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/ScriptingPrefabLoader.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/ScriptingPrefabLoader.h
@@ -0,0 +1,42 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#pragma once
			
 
				+
			
 
				+#include <Prefab/PrefabLoaderInterface.h>
			
 
				+#include <Prefab/PrefabLoaderScriptingBus.h>
			
 
				+
			
 
				+namespace AzToolsFramework
			
 
				+{
			
 
				+    namespace Prefab
			
 
				+    {
			
 
				+        /**
			
 
				+        * The Scripting Prefab Loader handles scripting-friendly API requests for the prefab loader
			
 
				+        */
			
 
				+        class ScriptingPrefabLoader
			
 
				+            : private PrefabLoaderScriptingBus::Handler
			
 
				+        {
			
 
				+        public:
			
 
				+            AZ_CLASS_ALLOCATOR(ScriptingPrefabLoader, AZ::SystemAllocator, 0);
			
 
				+            AZ_RTTI(ScriptingPrefabLoader, "{ABC3C989-4D4F-41E7-B25B-B0FEF97177E6}");
			
 
				+
			
 
				+            void Connect(PrefabLoaderInterface* prefabLoaderInterface);
			
 
				+            void Disconnect();
			
 
				+            
			
 
				+        private:
			
 
				+
			
 
				+            //////////////////////////////////////////////////////////////////////////
			
 
				+            // PrefabLoaderRequestBus implementation
			
 
				+            AZ::Outcome<AZStd::string, void> SaveTemplateToString(TemplateId templateId) override;
			
 
				+            //////////////////////////////////////////////////////////////////////////
			
 
				+
			
 
				+            PrefabLoaderInterface* m_prefabLoaderInterface = nullptr;
			
 
				+        };
			
 
				+    } // namespace Prefab
			
 
				+} // namespace AzToolsFramework
			
 
				+
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/UI/Prefab/PrefabIntegrationManager.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/UI/Prefab/PrefabIntegrationManager.cpp
@@ -13,6 +13,7 @@
 
				 #include <AzCore/StringFunc/StringFunc.h>
			
 
				 #include <AzCore/Component/TransformBus.h>
			
 
				 #include <AzCore/std/smart_ptr/make_shared.h>
			
 
				+#include <AzCore/Asset/AssetManager.h>
			
 
				 
			
 
				 #include <AzFramework/API/ApplicationAPI.h>
			
 
				 #include <AzFramework/Asset/AssetSystemBus.h>
			
@@ -25,6 +26,9 @@
 
				 #include <AzToolsFramework/ContainerEntity/ContainerEntityInterface.h>
			
 
				 #include <AzToolsFramework/Prefab/PrefabFocusInterface.h>
			
 
				 #include <AzToolsFramework/Prefab/PrefabLoaderInterface.h>
			
 
				+#include <AzToolsFramework/Prefab/Procedural/ProceduralPrefabAsset.h>
			
 
				+#include <AzToolsFramework/Prefab/Instance/InstanceEntityMapperInterface.h>
			
 
				+#include <AzToolsFramework/Prefab/EditorPrefabComponent.h>
			
 
				 #include <AzToolsFramework/ToolsComponents/EditorLayerComponentBus.h>
			
 
				 #include <AzToolsFramework/UI/EditorEntityUi/EditorEntityUiInterface.h>
			
 
				 #include <AzToolsFramework/UI/Prefab/PrefabIntegrationInterface.h>
			
@@ -218,6 +222,16 @@ namespace AzToolsFramework
 
				                     instantiateAction, &QAction::triggered, instantiateAction, [] { ContextMenu_InstantiatePrefab(); });
			
 
				             }
			
 
				 
			
 
				+            // Instantiate Procedural Prefab
			
 
				+            if (AZ::Prefab::ProceduralPrefabAsset::UseProceduralPrefabs())
			
 
				+            {
			
 
				+                QAction* action = menu->addAction(QObject::tr("Instantiate Procedural Prefab..."));
			
 
				+                action->setToolTip(QObject::tr("Instantiates a procedural prefab file in a prefab."));
			
 
				+
			
 
				+                QObject::connect(
			
 
				+                    action, &QAction::triggered, action, [] { ContextMenu_InstantiateProceduralPrefab(); });
			
 
				+            }
			
 
				+
			
 
				             menu->addSeparator();
			
 
				 
			
 
				             bool itemWasShown = false;
			
@@ -435,6 +449,38 @@ namespace AzToolsFramework
 
				             }
			
 
				         }
			
 
				 
			
 
				+        void PrefabIntegrationManager::ContextMenu_InstantiateProceduralPrefab()
			
 
				+        {
			
 
				+            AZStd::string prefabAssetPath;
			
 
				+            bool hasUserForProceduralPrefabAsset = QueryUserForProceduralPrefabAsset(prefabAssetPath);
			
 
				+
			
 
				+            if (hasUserForProceduralPrefabAsset)
			
 
				+            {
			
 
				+                AZ::EntityId parentId;
			
 
				+                AZ::Vector3 position = AZ::Vector3::CreateZero();
			
 
				+
			
 
				+                EntityIdList selectedEntities;
			
 
				+                ToolsApplicationRequestBus::BroadcastResult(selectedEntities, &ToolsApplicationRequests::GetSelectedEntities);
			
 
				+                if (selectedEntities.size() == 1)
			
 
				+                {
			
 
				+                    parentId = selectedEntities.front();
			
 
				+                    AZ::TransformBus::EventResult(position, parentId, &AZ::TransformInterface::GetWorldTranslation);
			
 
				+                }
			
 
				+                else
			
 
				+                {
			
 
				+                    // otherwise return since it needs to be inside an authored prefab
			
 
				+                    return;
			
 
				+                }
			
 
				+
			
 
				+                // Instantiating from context menu always puts the instance at the root level
			
 
				+                auto createPrefabOutcome = s_prefabPublicInterface->InstantiatePrefab(prefabAssetPath, parentId, position);
			
 
				+                if (!createPrefabOutcome.IsSuccess())
			
 
				+                {
			
 
				+                    WarnUserOfError("Prefab Instantiation Error", createPrefabOutcome.GetError());
			
 
				+                }
			
 
				+            }
			
 
				+        }
			
 
				+
			
 
				         void PrefabIntegrationManager::ContextMenu_EditPrefab(AZ::EntityId containerEntity)
			
 
				         {
			
 
				             s_prefabFocusInterface->FocusOnOwningPrefab(containerEntity);
			
@@ -690,6 +736,33 @@ namespace AzToolsFramework
 
				             return true;
			
 
				         }
			
 
				 
			
 
				+        bool PrefabIntegrationManager::QueryUserForProceduralPrefabAsset(AZStd::string& outPrefabAssetPath)
			
 
				+        {
			
 
				+            using namespace AzToolsFramework;
			
 
				+            auto selection = AssetBrowser::AssetSelectionModel::AssetTypeSelection(azrtti_typeid<AZ::Prefab::ProceduralPrefabAsset>());
			
 
				+            EditorRequests::Bus::Broadcast(&AzToolsFramework::EditorRequests::BrowseForAssets, selection);
			
 
				+
			
 
				+            if (!selection.IsValid())
			
 
				+            {
			
 
				+                return false;
			
 
				+            }
			
 
				+
			
 
				+            auto product = azrtti_cast<const ProductAssetBrowserEntry*>(selection.GetResult());
			
 
				+            if (product == nullptr)
			
 
				+            {
			
 
				+                return false;
			
 
				+            }
			
 
				+
			
 
				+            outPrefabAssetPath = product->GetRelativePath();
			
 
				+
			
 
				+            auto asset = AZ::Data::AssetManager::Instance().GetAsset(
			
 
				+                product->GetAssetId(),
			
 
				+                azrtti_typeid<AZ::Prefab::ProceduralPrefabAsset>(),
			
 
				+                AZ::Data::AssetLoadBehavior::Default);
			
 
				+
			
 
				+            return asset.BlockUntilLoadComplete() != AZ::Data::AssetData::AssetStatus::Error;
			
 
				+        }
			
 
				+
			
 
				         void PrefabIntegrationManager::WarnUserOfError(AZStd::string_view title, AZStd::string_view message)
			
 
				         {
			
 
				             QWidget* activeWindow = QApplication::activeWindow();
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/UI/Prefab/PrefabIntegrationManager.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/UI/Prefab/PrefabIntegrationManager.h
@@ -91,6 +91,7 @@ namespace AzToolsFramework
 
				             // Context menu item handlers
			
 
				             static void ContextMenu_CreatePrefab(AzToolsFramework::EntityIdList selectedEntities);
			
 
				             static void ContextMenu_InstantiatePrefab();
			
 
				+            static void ContextMenu_InstantiateProceduralPrefab();
			
 
				             static void ContextMenu_EditPrefab(AZ::EntityId containerEntity);
			
 
				             static void ContextMenu_SavePrefab(AZ::EntityId containerEntity);
			
 
				             static void ContextMenu_DeleteSelected();
			
@@ -101,6 +102,7 @@ namespace AzToolsFramework
 
				                 const AZStd::string& suggestedName, const char* initialTargetDirectory, AZ::u32 prefabUserSettingsId, QWidget* activeWindow,
			
 
				                 AZStd::string& outPrefabName, AZStd::string& outPrefabFilePath);
			
 
				             static bool QueryUserForPrefabFilePath(AZStd::string& outPrefabFilePath);
			
 
				+            static bool QueryUserForProceduralPrefabAsset(AZStd::string& outPrefabAssetPath);
			
 
				             static void WarnUserOfError(AZStd::string_view title, AZStd::string_view message);
			
 
				 
			
 
				             // Path and filename generation
			
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/aztoolsframework_files.cmake
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/aztoolsframework_files.cmake
@@ -152,6 +152,8 @@ set(FILES
 
				     Entity/SliceEditorEntityOwnershipService.h
			
 
				     Entity/SliceEditorEntityOwnershipService.cpp
			
 
				     Entity/SliceEditorEntityOwnershipServiceBus.h
			
 
				+    Entity/EntityUtilityComponent.h
			
 
				+    Entity/EntityUtilityComponent.cpp
			
 
				     Fingerprinting/TypeFingerprinter.h
			
 
				     Fingerprinting/TypeFingerprinter.cpp
			
 
				     FocusMode/FocusModeInterface.h
			
@@ -646,9 +648,15 @@ set(FILES
 
				     Prefab/PrefabLoader.h
			
 
				     Prefab/PrefabLoader.cpp
			
 
				     Prefab/PrefabLoaderInterface.h
			
 
				+    Prefab/PrefabLoaderScriptingBus.h
			
 
				+    Prefab/ScriptingPrefabLoader.h
			
 
				+    Prefab/ScriptingPrefabLoader.cpp
			
 
				     Prefab/PrefabSystemComponent.h
			
 
				     Prefab/PrefabSystemComponent.cpp
			
 
				     Prefab/PrefabSystemComponentInterface.h
			
 
				+    Prefab/PrefabSystemScriptingBus.h
			
 
				+    Prefab/PrefabSystemScriptingHandler.h
			
 
				+    Prefab/PrefabSystemScriptingHandler.cpp
			
 
				     Prefab/Instance/Instance.h
			
 
				     Prefab/Instance/Instance.cpp
			
 
				     Prefab/Instance/InstanceSerializer.h
			
@@ -671,6 +679,8 @@ set(FILES
 
				     Prefab/Instance/TemplateInstanceMapperInterface.h
			
 
				     Prefab/Link/Link.h
			
 
				     Prefab/Link/Link.cpp
			
 
				+    Prefab/Procedural/ProceduralPrefabAsset.h
			
 
				+    Prefab/Procedural/ProceduralPrefabAsset.cpp
			
 
				     Prefab/PrefabPublicHandler.h
			
 
				     Prefab/PrefabPublicHandler.cpp
			
 
				     Prefab/PrefabPublicInterface.h
			
--- a/Code/Framework/AzToolsFramework/Tests/Entity/EntityUtilityComponentTests.cpp
+++ b/Code/Framework/AzToolsFramework/Tests/Entity/EntityUtilityComponentTests.cpp
@@ -0,0 +1,252 @@
 
				+/*

			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.

			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.

			
 
				+ *

			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT

			
 
				+ *

			
 
				+ */

			
 
				+

			
 
				+#include <AzFramework/Entity/BehaviorEntity.h>

			
 
				+#include <AzTest/AzTest.h>

			
 
				+

			
 
				+#include <AzToolsFramework/Application/ToolsApplication.h>

			
 
				+#include <AzToolsFramework/Entity/EditorEntityHelpers.h>

			
 
				+#include <AzToolsFramework/UnitTest/AzToolsFrameworkTestHelpers.h>

			
 
				+#include <Entity/EntityUtilityComponent.h>

			
 
				+#include <ToolsComponents/TransformComponent.h>

			
 
				+

			
 
				+namespace UnitTest

			
 
				+{

			
 
				+    // Global variables for communicating between Lua test code and C++

			
 
				+    AZ::EntityId g_globalEntityId = AZ::EntityId{};

			
 
				+    AZStd::string g_globalString = "";

			
 
				+    AzFramework::BehaviorComponentId g_globalComponentId = {};

			
 
				+    AZStd::vector<AzToolsFramework::ComponentDetails> g_globalComponentDetails = {};

			
 
				+    bool g_globalBool = false;

			
 
				+

			
 
				+    class EntityUtilityComponentTests

			
 
				+        : public ToolsApplicationFixture

			
 
				+    {

			
 
				+        void InitProperties()

			
 
				+        {

			
 
				+            AZ::ComponentApplicationRequests* componentApplicationRequests = AZ::Interface<AZ::ComponentApplicationRequests>::Get();

			
 
				+

			
 
				+            ASSERT_NE(componentApplicationRequests, nullptr);

			
 
				+

			
 
				+            auto behaviorContext = componentApplicationRequests->GetBehaviorContext();

			
 
				+

			
 
				+            ASSERT_NE(behaviorContext, nullptr);

			
 
				+

			
 
				+            behaviorContext->Property("g_globalEntityId", BehaviorValueProperty(&g_globalEntityId));

			
 
				+            behaviorContext->Property("g_globalString", BehaviorValueProperty(&g_globalString));

			
 
				+            behaviorContext->Property("g_globalComponentId", BehaviorValueProperty(&g_globalComponentId));

			
 
				+            behaviorContext->Property("g_globalBool", BehaviorValueProperty(&g_globalBool));

			
 
				+            behaviorContext->Property("g_globalComponentDetails", BehaviorValueProperty(&g_globalComponentDetails));

			
 
				+

			
 
				+            g_globalEntityId = AZ::EntityId{};

			
 
				+            g_globalString = AZStd::string{};

			
 
				+            g_globalComponentId = AzFramework::BehaviorComponentId{};

			
 
				+            g_globalBool = false;

			
 
				+            g_globalComponentDetails = AZStd::vector<AzToolsFramework::ComponentDetails>{};

			
 
				+        }

			
 
				+

			
 
				+        void SetUpEditorFixtureImpl() override

			
 
				+        {

			
 
				+            InitProperties();

			
 
				+        }

			
 
				+        

			
 
				+        void TearDownEditorFixtureImpl() override

			
 
				+        {

			
 
				+            g_globalString.set_capacity(0); // Free all memory

			
 
				+            g_globalComponentDetails.set_capacity(0);

			
 
				+        }

			
 
				+    };

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, CreateEntity)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+        

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            g_globalEntityId = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            my_entity = Entity(g_globalEntityId)

			
 
				+            g_globalString = my_entity:GetName()

			
 
				+            )LUA");

			
 
				+

			
 
				+        EXPECT_NE(g_globalEntityId, AZ::EntityId{});

			
 
				+        EXPECT_STREQ(g_globalString.c_str(), "test");

			
 
				+

			
 
				+        AZ::Entity* entity = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->FindEntity(g_globalEntityId);

			
 
				+

			
 
				+        ASSERT_NE(entity, nullptr);

			
 
				+

			
 
				+        // Test cleaning up, make sure the entity is destroyed

			
 
				+        AzToolsFramework::EntityUtilityBus::Broadcast(&AzToolsFramework::EntityUtilityBus::Events::ResetEntityContext);

			
 
				+

			
 
				+        entity = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->FindEntity(g_globalEntityId);

			
 
				+

			
 
				+        ASSERT_EQ(entity, nullptr);

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, CreateEntityEmptyName)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            g_globalEntityId = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("")

			
 
				+            )LUA");

			
 
				+

			
 
				+        EXPECT_NE(g_globalEntityId, AZ::EntityId{});

			
 
				+

			
 
				+        AZ::Entity* entity = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->FindEntity(g_globalEntityId);

			
 
				+

			
 
				+        ASSERT_NE(entity, nullptr);

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, FindComponent)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+        

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            ent_id = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            g_globalComponentId = EntityUtilityBus.Broadcast.GetOrAddComponentByTypeName(ent_id, "27F1E1A1-8D9D-4C3B-BD3A-AFB9762449C0 TransformComponent")

			
 
				+            )LUA");

			
 
				+        

			
 
				+        EXPECT_TRUE(g_globalComponentId.IsValid());

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, InvalidComponentName)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+        

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        AZ_TEST_START_TRACE_SUPPRESSION;

			
 
				+        sc.Execute(R"LUA(

			
 
				+            ent_id = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            g_globalComponentId = EntityUtilityBus.Broadcast.GetOrAddComponentByTypeName(ent_id, "ThisIsNotAComponent-Error")

			
 
				+            )LUA");

			
 
				+        AZ_TEST_STOP_TRACE_SUPPRESSION(1);

			
 
				+        EXPECT_FALSE(g_globalComponentId.IsValid());

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, InvalidComponentId)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+        

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        AZ_TEST_START_TRACE_SUPPRESSION;

			
 
				+        sc.Execute(R"LUA(

			
 
				+            ent_id = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            g_globalComponentId = EntityUtilityBus.Broadcast.GetOrAddComponentByTypeName(ent_id, "{1234-hello-world-this-is-not-an-id}")

			
 
				+            )LUA");

			
 
				+        AZ_TEST_STOP_TRACE_SUPPRESSION(1); // Should get 1 error stating the type id is not valid

			
 
				+        EXPECT_FALSE(g_globalComponentId.IsValid());

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, CreateComponent)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+        

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            ent_id = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            g_globalComponentId = EntityUtilityBus.Broadcast.GetOrAddComponentByTypeName(ent_id, "ScriptEditorComponent")

			
 
				+            )LUA");

			
 
				+

			
 
				+        EXPECT_TRUE(g_globalComponentId.IsValid());

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, UpdateComponent)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            g_globalEntityId = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            comp_id = EntityUtilityBus.Broadcast.GetOrAddComponentByTypeName(g_globalEntityId, "{27F1E1A1-8D9D-4C3B-BD3A-AFB9762449C0} TransformComponent")

			
 
				+            json_update = [[

			
 
				+            {

			
 
				+                "Transform Data": { "Rotate": [0.0, 0.1, 180.0] }

			
 
				+            }

			
 
				+            ]]

			
 
				+            g_globalBool = EntityUtilityBus.Broadcast.UpdateComponentForEntity(g_globalEntityId, comp_id, json_update);

			
 
				+            )LUA");

			
 
				+

			
 
				+        EXPECT_TRUE(g_globalBool);

			
 
				+        EXPECT_NE(g_globalEntityId, AZ::EntityId(AZ::EntityId::InvalidEntityId));

			
 
				+

			
 
				+        AZ::Entity* entity = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->FindEntity(g_globalEntityId);

			
 
				+

			
 
				+        auto* transformComponent = entity->FindComponent<AzToolsFramework::Components::TransformComponent>();

			
 
				+

			
 
				+        ASSERT_NE(transformComponent, nullptr);

			
 
				+

			
 
				+        AZ::Vector3 localRotation = transformComponent->GetLocalRotationQuaternion().GetEulerDegrees();

			
 
				+

			
 
				+        EXPECT_EQ(localRotation, AZ::Vector3(.0f, 0.1f, 180.0f));

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, GetComponentJson)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            g_globalString = EntityUtilityBus.Broadcast.GetComponentDefaultJson("ScriptEditorComponent")

			
 
				+            )LUA");

			
 
				+

			
 
				+        EXPECT_STRNE(g_globalString.c_str(), "");

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, GetComponentJsonDoesNotExist)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        AZ_TEST_START_TRACE_SUPPRESSION;

			
 
				+        sc.Execute(R"LUA(

			
 
				+            g_globalString = EntityUtilityBus.Broadcast.GetComponentDefaultJson("404")

			
 
				+            )LUA");

			
 
				+        AZ_TEST_STOP_TRACE_SUPPRESSION(1); // 1 error: Failed to find component id for type name 404

			
 
				+

			
 
				+        EXPECT_STREQ(g_globalString.c_str(), "");

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, SearchComponents)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            g_globalComponentDetails = EntityUtilityBus.Broadcast.FindMatchingComponents("Transform*")

			
 
				+            )LUA");

			
 
				+

			
 
				+        // There should be 2 transform components

			
 
				+        EXPECT_EQ(g_globalComponentDetails.size(), 2);

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(EntityUtilityComponentTests, SearchComponentsNotFound)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            g_globalComponentDetails = EntityUtilityBus.Broadcast.FindMatchingComponents("404")

			
 
				+            )LUA");

			
 
				+        

			
 
				+        EXPECT_EQ(g_globalComponentDetails.size(), 0);

			
 
				+    }

			
 
				+}

			
--- a/Code/Framework/AzToolsFramework/Tests/Prefab/PrefabScriptingTests.cpp
+++ b/Code/Framework/AzToolsFramework/Tests/Prefab/PrefabScriptingTests.cpp
@@ -0,0 +1,173 @@
 
				+/*

			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.

			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.

			
 
				+ *

			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT

			
 
				+ *

			
 
				+ */

			
 
				+

			
 
				+#include <AzToolsFramework/ToolsComponents/TransformComponent.h>

			
 
				+#include <Entity/EntityUtilityComponent.h>

			
 
				+

			
 
				+#include <Prefab/PrefabTestComponent.h>

			
 
				+#include <Prefab/PrefabTestDomUtils.h>

			
 
				+#include <Prefab/PrefabTestFixture.h>

			
 
				+

			
 
				+namespace UnitTest

			
 
				+{

			
 
				+    TemplateId g_globalTemplateId = {};

			
 
				+    AZStd::string g_globalPrefabString = "";

			
 
				+

			
 
				+    class PrefabScriptingTest : public PrefabTestFixture

			
 
				+    {

			
 
				+        void InitProperties() const

			
 
				+        {

			
 
				+            AZ::ComponentApplicationRequests* componentApplicationRequests = AZ::Interface<AZ::ComponentApplicationRequests>::Get();

			
 
				+

			
 
				+            ASSERT_NE(componentApplicationRequests, nullptr);

			
 
				+

			
 
				+            auto behaviorContext = componentApplicationRequests->GetBehaviorContext();

			
 
				+

			
 
				+            ASSERT_NE(behaviorContext, nullptr);

			
 
				+

			
 
				+            behaviorContext->Property("g_globalTemplateId", BehaviorValueProperty(&g_globalTemplateId));

			
 
				+            behaviorContext->Property("g_globalPrefabString", BehaviorValueProperty(&g_globalPrefabString));

			
 
				+

			
 
				+            g_globalTemplateId = TemplateId{};

			
 
				+            g_globalPrefabString = AZStd::string{};

			
 
				+        }

			
 
				+

			
 
				+        void SetUpEditorFixtureImpl() override

			
 
				+        {

			
 
				+            InitProperties();

			
 
				+        }

			
 
				+

			
 
				+        void TearDownEditorFixtureImpl() override

			
 
				+        {

			
 
				+            g_globalPrefabString.set_capacity(0); // Free all memory

			
 
				+        }

			
 
				+    };

			
 
				+

			
 
				+    TEST_F(PrefabScriptingTest, PrefabScripting_CreatePrefab)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+        

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            my_id = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            entities = vector_EntityId()

			
 
				+            entities:push_back(my_id)

			
 
				+            g_globalTemplateId = PrefabSystemScriptingBus.Broadcast.CreatePrefab(entities, "test.prefab")

			
 
				+            )LUA");

			
 
				+

			
 
				+        EXPECT_NE(g_globalTemplateId, TemplateId{});

			
 
				+

			
 
				+        auto prefabSystemComponentInterface = AZ::Interface<PrefabSystemComponentInterface>::Get();

			
 
				+

			
 
				+        ASSERT_NE(prefabSystemComponentInterface, nullptr);

			
 
				+

			
 
				+        TemplateReference templateRef = prefabSystemComponentInterface->FindTemplate(g_globalTemplateId);

			
 
				+

			
 
				+        EXPECT_TRUE(templateRef);

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(PrefabScriptingTest, PrefabScripting_CreatePrefab_NoEntities)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+        

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            my_id = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            entities = vector_EntityId()

			
 
				+            g_globalTemplateId = PrefabSystemScriptingBus.Broadcast.CreatePrefab(entities, "test.prefab")

			
 
				+            )LUA");

			
 
				+

			
 
				+        EXPECT_NE(g_globalTemplateId, TemplateId{});

			
 
				+

			
 
				+        auto prefabSystemComponentInterface = AZ::Interface<PrefabSystemComponentInterface>::Get();

			
 
				+

			
 
				+        ASSERT_NE(prefabSystemComponentInterface, nullptr);

			
 
				+

			
 
				+        TemplateReference templateRef = prefabSystemComponentInterface->FindTemplate(g_globalTemplateId);

			
 
				+

			
 
				+        EXPECT_TRUE(templateRef);

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(PrefabScriptingTest, PrefabScripting_CreatePrefab_NoPath)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+        

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        AZ_TEST_START_TRACE_SUPPRESSION;

			
 
				+        sc.Execute(R"LUA(

			
 
				+            my_id = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            entities = vector_EntityId()

			
 
				+            template_id = PrefabSystemScriptingBus.Broadcast.CreatePrefab(entities, "")

			
 
				+            )LUA");

			
 
				+        /*

			
 
				+        error: PrefabSystemComponent::CreateTemplateFromInstance - Attempted to create a prefab template from an instance without a source file path. Unable to proceed.

			
 
				+        error: Failed to create a Template associated with file path  during CreatePrefab.

			
 
				+        error: Failed to create prefab

			
 
				+         */

			
 
				+        AZ_TEST_STOP_TRACE_SUPPRESSION(3);

			
 
				+    }

			
 
				+

			
 
				+    TEST_F(PrefabScriptingTest, PrefabScripting_SaveToString)

			
 
				+    {

			
 
				+        AZ::ScriptContext sc;

			
 
				+        auto behaviorContext = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->GetBehaviorContext();

			
 
				+        

			
 
				+        sc.BindTo(behaviorContext);

			
 
				+        sc.Execute(R"LUA(

			
 
				+            my_id = EntityUtilityBus.Broadcast.CreateEditorReadyEntity("test")

			
 
				+            entities = vector_EntityId()

			
 
				+            entities:push_back(my_id)

			
 
				+            template_id = PrefabSystemScriptingBus.Broadcast.CreatePrefab(entities, "test.prefab")

			
 
				+            my_result = PrefabLoaderScriptingBus.Broadcast.SaveTemplateToString(template_id)

			
 
				+

			
 
				+            if my_result:IsSuccess() then

			
 
				+                g_globalPrefabString = my_result:GetValue()

			
 
				+            end

			
 
				+            )LUA");

			
 
				+        

			
 
				+        auto prefabSystemComponentInterface = AZ::Interface<PrefabSystemComponentInterface>::Get();

			
 
				+        prefabSystemComponentInterface->RemoveAllTemplates();

			
 
				+

			
 
				+        EXPECT_STRNE(g_globalPrefabString.c_str(), "");

			
 
				+        TemplateId templateFromString = AZ::Interface<PrefabLoaderInterface>::Get()->LoadTemplateFromString(g_globalPrefabString);

			
 
				+

			
 
				+        EXPECT_NE(templateFromString, InvalidTemplateId);

			
 
				+

			
 
				+        // Create another entity for comparison purposes

			
 
				+        AZ::EntityId entityId;

			
 
				+        AzToolsFramework::EntityUtilityBus::BroadcastResult(

			
 
				+            entityId, &AzToolsFramework::EntityUtilityBus::Events::CreateEditorReadyEntity, "test");

			
 
				+

			
 
				+        AZ::Entity* testEntity = AZ::Interface<AZ::ComponentApplicationRequests>::Get()->FindEntity(entityId);

			
 
				+

			
 
				+        // Instantiate the prefab we saved

			
 
				+        AZStd::unique_ptr<Instance> instance = prefabSystemComponentInterface->InstantiatePrefab(templateFromString);

			
 
				+

			
 
				+        EXPECT_NE(instance, nullptr);

			
 
				+

			
 
				+        AZStd::vector<const AZ::Entity*> loadedEntities;

			
 
				+

			
 
				+        // Get the entities from the instance

			
 
				+        instance->GetConstEntities(

			
 
				+            [&loadedEntities](const AZ::Entity& entity)

			
 
				+            {

			
 
				+                loadedEntities.push_back(&entity);

			
 
				+                return true;

			
 
				+            });

			
 
				+

			
 
				+        // Make sure the instance has an entity with the same number of components as our test entity

			
 
				+        EXPECT_EQ(loadedEntities.size(), 1);

			
 
				+        EXPECT_EQ(loadedEntities[0]->GetComponents().size(), testEntity->GetComponents().size());

			
 
				+

			
 
				+        g_globalPrefabString.set_capacity(0); // Free all memory

			
 
				+    }

			
 
				+    

			
 
				+}

			
--- a/Code/Framework/AzToolsFramework/Tests/Prefab/ProceduralPrefabAssetTests.cpp
+++ b/Code/Framework/AzToolsFramework/Tests/Prefab/ProceduralPrefabAssetTests.cpp
@@ -0,0 +1,135 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <AzToolsFramework/ToolsComponents/TransformComponent.h>
			
 
				+#include <Entity/EntityUtilityComponent.h>
			
 
				+
			
 
				+#include <Prefab/PrefabTestComponent.h>
			
 
				+#include <Prefab/PrefabTestDomUtils.h>
			
 
				+#include <Prefab/PrefabTestFixture.h>
			
 
				+#include <Prefab/Procedural/ProceduralPrefabAsset.h>
			
 
				+#include <AzCore/Serialization/Json/RegistrationContext.h>
			
 
				+
			
 
				+namespace UnitTest
			
 
				+{
			
 
				+    class ProceduralPrefabAssetTest
			
 
				+        : public PrefabTestFixture
			
 
				+    {
			
 
				+        void SetUpEditorFixtureImpl() override
			
 
				+        {
			
 
				+            AZ::ComponentApplicationRequests* componentApplicationRequests = AZ::Interface<AZ::ComponentApplicationRequests>::Get();
			
 
				+            ASSERT_NE(componentApplicationRequests, nullptr);
			
 
				+
			
 
				+            auto* behaviorContext = componentApplicationRequests->GetBehaviorContext();
			
 
				+            ASSERT_NE(behaviorContext, nullptr);
			
 
				+
			
 
				+            auto* jsonRegistrationContext = componentApplicationRequests->GetJsonRegistrationContext();
			
 
				+            ASSERT_NE(jsonRegistrationContext, nullptr);
			
 
				+
			
 
				+            auto* serializeContext = componentApplicationRequests->GetSerializeContext();
			
 
				+            ASSERT_NE(serializeContext, nullptr);
			
 
				+
			
 
				+            AZ::Prefab::ProceduralPrefabAsset::Reflect(serializeContext);
			
 
				+            AZ::Prefab::ProceduralPrefabAsset::Reflect(behaviorContext);
			
 
				+            AZ::Prefab::ProceduralPrefabAsset::Reflect(jsonRegistrationContext);
			
 
				+        }
			
 
				+
			
 
				+        void TearDownEditorFixtureImpl() override
			
 
				+        {
			
 
				+            AZ::ComponentApplicationRequests* componentApplicationRequests = AZ::Interface<AZ::ComponentApplicationRequests>::Get();
			
 
				+            componentApplicationRequests->GetJsonRegistrationContext()->EnableRemoveReflection();
			
 
				+            AZ::Prefab::ProceduralPrefabAsset::Reflect(componentApplicationRequests->GetJsonRegistrationContext());
			
 
				+        }
			
 
				+    };
			
 
				+
			
 
				+    TEST_F(ProceduralPrefabAssetTest, ReflectContext_AccessMethods_Works)
			
 
				+    {
			
 
				+        AZ::ComponentApplicationRequests* componentApplicationRequests = AZ::Interface<AZ::ComponentApplicationRequests>::Get();
			
 
				+
			
 
				+        auto* serializeContext = componentApplicationRequests->GetSerializeContext();
			
 
				+        EXPECT_TRUE(!serializeContext->CreateAny(azrtti_typeid<AZ::Prefab::ProceduralPrefabAsset>()).empty());
			
 
				+        EXPECT_TRUE(!serializeContext->CreateAny(azrtti_typeid<AZ::Prefab::PrefabDomData>()).empty());
			
 
				+
			
 
				+        auto* jsonRegistrationContext = componentApplicationRequests->GetJsonRegistrationContext();
			
 
				+        EXPECT_TRUE(jsonRegistrationContext->GetSerializerForSerializerType(azrtti_typeid<AZ::Prefab::PrefabDomDataJsonSerializer>()));
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(ProceduralPrefabAssetTest, ProceduralPrefabAsset_AccessMethods_Works)
			
 
				+    {
			
 
				+        const auto templateId = TemplateId(1);
			
 
				+        const auto prefabString = "fake.prefab";
			
 
				+
			
 
				+        AZ::Prefab::ProceduralPrefabAsset asset{};
			
 
				+        asset.SetTemplateId(templateId);
			
 
				+        EXPECT_EQ(asset.GetTemplateId(), templateId);
			
 
				+
			
 
				+        asset.SetTemplateName(prefabString);
			
 
				+        EXPECT_EQ(asset.GetTemplateName(), prefabString);
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(ProceduralPrefabAssetTest, PrefabDomData_AccessMethods_Works)
			
 
				+    {
			
 
				+        AzToolsFramework::Prefab::PrefabDom dom;
			
 
				+        dom.SetObject();
			
 
				+        dom.AddMember("boolValue", true, dom.GetAllocator());
			
 
				+
			
 
				+        AZ::Prefab::PrefabDomData prefabDomData;
			
 
				+        prefabDomData.CopyValue(dom);
			
 
				+
			
 
				+        const AzToolsFramework::Prefab::PrefabDom& result = prefabDomData.GetValue();
			
 
				+        EXPECT_TRUE(result.HasMember("boolValue"));
			
 
				+        EXPECT_TRUE(result.FindMember("boolValue")->value.GetBool());
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(ProceduralPrefabAssetTest, PrefabDomDataJsonSerializer_Load_Works)
			
 
				+    {
			
 
				+        AZ::Prefab::PrefabDomData prefabDomData;
			
 
				+
			
 
				+        AzToolsFramework::Prefab::PrefabDom dom;
			
 
				+        dom.SetObject();
			
 
				+        dom.AddMember("member", "value", dom.GetAllocator());
			
 
				+
			
 
				+        AZ::Prefab::PrefabDomDataJsonSerializer prefabDomDataJsonSerializer;
			
 
				+        AZ::JsonDeserializerSettings settings;
			
 
				+        settings.m_reporting = [](auto, auto, auto)
			
 
				+        {
			
 
				+            AZ::JsonSerializationResult::ResultCode result(AZ::JsonSerializationResult::Tasks::ReadField);
			
 
				+            return result;
			
 
				+        };
			
 
				+        AZ::JsonDeserializerContext context{ settings };
			
 
				+
			
 
				+        auto result = prefabDomDataJsonSerializer.Load(&prefabDomData, azrtti_typeid(prefabDomData), dom, context);
			
 
				+        EXPECT_EQ(result.GetResultCode().GetOutcome(), AZ::JsonSerializationResult::Outcomes::DefaultsUsed);
			
 
				+        EXPECT_TRUE(prefabDomData.GetValue().HasMember("member"));
			
 
				+        EXPECT_STREQ(prefabDomData.GetValue().FindMember("member")->value.GetString(), "value");
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(ProceduralPrefabAssetTest, PrefabDomDataJsonSerializer_Store_Works)
			
 
				+    {
			
 
				+        AzToolsFramework::Prefab::PrefabDom dom;
			
 
				+        dom.SetObject();
			
 
				+        dom.AddMember("member", "value", dom.GetAllocator());
			
 
				+
			
 
				+        AZ::Prefab::PrefabDomData prefabDomData;
			
 
				+        prefabDomData.CopyValue(dom);
			
 
				+
			
 
				+        AZ::Prefab::PrefabDomDataJsonSerializer prefabDomDataJsonSerializer;
			
 
				+        AzToolsFramework::Prefab::PrefabDom outputValue;
			
 
				+        AZ::JsonSerializerSettings settings;
			
 
				+        settings.m_reporting = [](auto, auto, auto)
			
 
				+        {
			
 
				+            AZ::JsonSerializationResult::ResultCode result(AZ::JsonSerializationResult::Tasks::WriteValue);
			
 
				+            return result;
			
 
				+        };
			
 
				+        AZ::JsonSerializerContext context{ settings, outputValue.GetAllocator() };
			
 
				+        auto result = prefabDomDataJsonSerializer.Store(outputValue, &prefabDomData, nullptr, azrtti_typeid(prefabDomData), context);
			
 
				+        EXPECT_EQ(result.GetResultCode().GetOutcome(), AZ::JsonSerializationResult::Outcomes::DefaultsUsed);
			
 
				+        EXPECT_TRUE(outputValue.HasMember("member"));
			
 
				+        EXPECT_STREQ(outputValue.FindMember("member")->value.GetString(), "value");
			
 
				+    }
			
 
				+}
			
--- a/Code/Framework/AzToolsFramework/Tests/aztoolsframeworktests_files.cmake
+++ b/Code/Framework/AzToolsFramework/Tests/aztoolsframeworktests_files.cmake
@@ -27,6 +27,7 @@ set(FILES
 
				     Entity/EditorEntityHelpersTests.cpp
			
 
				     Entity/EditorEntitySearchComponentTests.cpp
			
 
				     Entity/EditorEntitySelectionTests.cpp
			
 
				+    Entity/EntityUtilityComponentTests.cpp
			
 
				     EntityIdQLabelTests.cpp
			
 
				     EntityInspectorTests.cpp
			
 
				     EntityOwnershipService/EntityOwnershipServiceTestFixture.cpp
			
@@ -91,6 +92,8 @@ set(FILES
 
				     Prefab/SpawnableSortEntitiesTestFixture.cpp
			
 
				     Prefab/SpawnableSortEntitiesTestFixture.h
			
 
				     Prefab/SpawnableSortEntitiesTests.cpp
			
 
				+    Prefab/PrefabScriptingTests.cpp
			
 
				+    Prefab/ProceduralPrefabAssetTests.cpp
			
 
				     PropertyIntCtrlCommonTests.h
			
 
				     PropertyIntSliderCtrlTests.cpp
			
 
				     PropertyIntSpinCtrlTests.cpp
			
--- a/Code/Tools/AssetProcessor/AssetBuilder/AssetBuilderApplication.cpp
+++ b/Code/Tools/AssetProcessor/AssetBuilder/AssetBuilderApplication.cpp
@@ -36,6 +36,7 @@
 
				 #include <AssetBuilderComponent.h>
			
 
				 #include <AssetBuilderInfo.h>
			
 
				 #include <AzCore/Interface/Interface.h>
			
 
				+#include <Entity/EntityUtilityComponent.h>
			
 
				 
			
 
				 namespace AssetBuilder
			
 
				 {
			
@@ -80,6 +81,7 @@ AZ::ComponentTypeList AssetBuilderApplication::GetRequiredSystemComponents() con
 
				         azrtti_typeid<AzToolsFramework::Components::EditorEntityModelComponent>(),
			
 
				         azrtti_typeid<AzToolsFramework::EditorEntityContextComponent>(),
			
 
				         azrtti_typeid<AzToolsFramework::Prefab::PrefabSystemComponent>(),
			
 
				+        azrtti_typeid<AzToolsFramework::EntityUtilityComponent>(),
			
 
				         });
			
 
				 
			
 
				     return components;
			
--- a/Code/Tools/AssetProcessor/native/ui/AssetTreeFilterModel.cpp
+++ b/Code/Tools/AssetProcessor/native/ui/AssetTreeFilterModel.cpp
@@ -62,7 +62,10 @@ namespace AssetProcessor
 
				         {
			
 
				             searchStr = searchStr.mid(0, subidPos);
			
 
				         }
			
 
				-        AZ::Uuid filterAsUuid = AZ::Uuid::CreateStringPermissive(searchStr.toUtf8(), 0);
			
 
				+
			
 
				+         // Cap the string to some reasonable length, we don't want to try parsing an entire book
			
 
				+        size_t cappedStringLength = searchStr.length() > 60 ? 60 : searchStr.length();
			
 
				+        AZ::Uuid filterAsUuid = AZ::Uuid::CreateStringPermissive(searchStr.toUtf8(), cappedStringLength);
			
 
				 
			
 
				         return DescendantMatchesFilter(*assetTreeItem, filter, filterAsUuid);
			
 
				     }
			
--- a/Code/Tools/SceneAPI/SceneCore/Containers/GraphObjectProxy.cpp
+++ b/Code/Tools/SceneAPI/SceneCore/Containers/GraphObjectProxy.cpp
@@ -194,8 +194,8 @@ namespace AZ
 
				                     if (baseClass)
			
 
				                     {
			
 
				                         m_behaviorClass = behaviorClass;
			
 
				+                        return true;
			
 
				                     }
			
 
				-                    return true;
			
 
				                 }
			
 
				                 return false;
			
 
				             }
			
--- a/Code/Tools/SceneAPI/SceneCore/Containers/Scene.cpp
+++ b/Code/Tools/SceneAPI/SceneCore/Containers/Scene.cpp
@@ -47,6 +47,16 @@ namespace AZ
 
				                 return m_sourceGuid;
			
 
				             }
			
 
				 
			
 
				+            void Scene::SetWatchFolder(const AZStd::string& watchFolder)
			
 
				+            {
			
 
				+                m_watchFolder = watchFolder;
			
 
				+            }
			
 
				+
			
 
				+            const AZStd::string& Scene::GetWatchFolder() const
			
 
				+            {
			
 
				+                return m_watchFolder;
			
 
				+            }
			
 
				+
			
 
				             void Scene::SetManifestFilename(const AZStd::string& name)
			
 
				             {
			
 
				                 m_manifestFilename = name;
			
@@ -111,6 +121,7 @@ namespace AZ
 
				                         ->Property("sourceGuid", BehaviorValueGetter(&Scene::m_sourceGuid), nullptr)
			
 
				                         ->Property("graph", BehaviorValueGetter(&Scene::m_graph), nullptr)
			
 
				                         ->Property("manifest", BehaviorValueGetter(&Scene::m_manifest), nullptr)
			
 
				+                        ->Property("watchFolder", BehaviorValueGetter(&Scene::m_watchFolder), nullptr)
			
 
				                         ->Constant("SceneOrientation_YUp", BehaviorConstant(SceneOrientation::YUp))
			
 
				                         ->Constant("SceneOrientation_ZUp", BehaviorConstant(SceneOrientation::ZUp))
			
 
				                         ->Constant("SceneOrientation_XUp", BehaviorConstant(SceneOrientation::XUp))
			
--- a/Code/Tools/SceneAPI/SceneCore/Containers/Scene.h
+++ b/Code/Tools/SceneAPI/SceneCore/Containers/Scene.h
@@ -34,6 +34,9 @@ namespace AZ
 
				                 const AZStd::string& GetSourceFilename() const;
			
 
				                 const Uuid& GetSourceGuid() const;
			
 
				 
			
 
				+                void SetWatchFolder(const AZStd::string& watchFolder);
			
 
				+                const AZStd::string& GetWatchFolder() const;
			
 
				+
			
 
				                 void SetManifestFilename(const AZStd::string& name);
			
 
				                 void SetManifestFilename(AZStd::string&& name);
			
 
				                 const AZStd::string& GetManifestFilename() const;
			
@@ -59,6 +62,7 @@ namespace AZ
 
				                 AZStd::string m_name;
			
 
				                 AZStd::string m_manifestFilename;
			
 
				                 AZStd::string m_sourceFilename;
			
 
				+                AZStd::string m_watchFolder;
			
 
				                 Uuid m_sourceGuid;
			
 
				                 SceneGraph m_graph;
			
 
				                 SceneManifest m_manifest;
			
--- a/Code/Tools/SceneAPI/SceneCore/Containers/SceneGraph.cpp
+++ b/Code/Tools/SceneAPI/SceneCore/Containers/SceneGraph.cpp
@@ -97,7 +97,7 @@ namespace AZ
 
				                                 GraphObjectProxy* proxy = aznew GraphObjectProxy(graphObject);
			
 
				                                 return proxy;
			
 
				                             }
			
 
				-                            return nullptr;
			
 
				+                            return aznew GraphObjectProxy(nullptr);
			
 
				                         });
			
 
				                 }
			
 
				             }
			
--- a/Code/Tools/SceneAPI/SceneCore/Containers/SceneManifest.cpp
+++ b/Code/Tools/SceneAPI/SceneCore/Containers/SceneManifest.cpp
@@ -36,8 +36,7 @@ namespace AZ
 
				     {
			
 
				         namespace Containers
			
 
				         {
			
 
				-            //! Protects from allocating too much memory. The choice of a 5MB threshold is arbitrary.
			
 
				-            const size_t MaxSceneManifestFileSizeInBytes = 5 * 1024 * 1024;
			
 
				+            
			
 
				 
			
 
				             const char ErrorWindowName[] = "SceneManifest";
			
 
				 
			
--- a/Code/Tools/SceneAPI/SceneCore/Containers/SceneManifest.h
+++ b/Code/Tools/SceneAPI/SceneCore/Containers/SceneManifest.h
@@ -41,6 +41,8 @@ namespace AZ
 
				 
			
 
				                 AZ_RTTI(SceneManifest, "{9274AD17-3212-4651-9F3B-7DCCB080E467}");
			
 
				                 
			
 
				+                static constexpr size_t MaxSceneManifestFileSizeInBytes = AZStd::numeric_limits<size_t>::max();
			
 
				+
			
 
				                 virtual ~SceneManifest();
			
 
				                 
			
 
				                 static AZStd::shared_ptr<const DataTypes::IManifestObject> SceneManifestConstDataConverter(
			
--- a/Code/Tools/SceneAPI/SceneCore/Events/AssetImportRequest.cpp
+++ b/Code/Tools/SceneAPI/SceneCore/Events/AssetImportRequest.cpp
@@ -6,6 +6,7 @@
 
				  *
			
 
				  */
			
 
				 
			
 
				+#include <API/EditorAssetSystemAPI.h>
			
 
				 #include <AzCore/IO/SystemFile.h>
			
 
				 #include <AzCore/std/smart_ptr/make_shared.h>
			
 
				 #include <AzFramework/StringFunc/StringFunc.h>
			
@@ -73,6 +74,10 @@ namespace AZ
 
				             {
			
 
				             }
			
 
				 
			
 
				+            void AssetImportRequest::GetGeneratedManifestExtension(AZStd::string& /*result*/)
			
 
				+            {
			
 
				+            }
			
 
				+
			
 
				             void AssetImportRequest::GetSupportedFileExtensions(AZStd::unordered_set<AZStd::string>& /*extensions*/)
			
 
				             {
			
 
				             }
			
@@ -103,14 +108,34 @@ namespace AZ
 
				                 AZ_UNUSED(value);
			
 
				             }
			
 
				 
			
 
				+            void AssetImportRequest::GetManifestDependencyPaths(AZStd::vector<AZStd::string>&)
			
 
				+            {
			
 
				+            }
			
 
				+
			
 
				             AZStd::shared_ptr<Containers::Scene> AssetImportRequest::LoadSceneFromVerifiedPath(const AZStd::string& assetFilePath, const Uuid& sourceGuid,
			
 
				-                RequestingApplication requester, const Uuid& loadingComponentUuid)
			
 
				+                                                                                               RequestingApplication requester, const Uuid& loadingComponentUuid)
			
 
				             {
			
 
				                 AZStd::string sceneName;
			
 
				                 AzFramework::StringFunc::Path::GetFileName(assetFilePath.c_str(), sceneName);
			
 
				                 AZStd::shared_ptr<Containers::Scene> scene = AZStd::make_shared<Containers::Scene>(AZStd::move(sceneName));
			
 
				                 AZ_Assert(scene, "Unable to create new scene for asset importing.");
			
 
				 
			
 
				+                Data::AssetInfo assetInfo;
			
 
				+                AZStd::string watchFolder;
			
 
				+                bool result = false;
			
 
				+                AzToolsFramework::AssetSystemRequestBus::BroadcastResult(result, &AzToolsFramework::AssetSystemRequestBus::Events::GetSourceInfoBySourceUUID, sourceGuid, assetInfo, watchFolder);
			
 
				+
			
 
				+                if (result)
			
 
				+                {
			
 
				+                    scene->SetWatchFolder(watchFolder);
			
 
				+                }
			
 
				+                else
			
 
				+                {
			
 
				+                    AZ_Error(
			
 
				+                        "AssetImportRequest", false, "Failed to get watch folder for source %s",
			
 
				+                        sourceGuid.ToString<AZStd::string>().c_str());
			
 
				+                }
			
 
				+
			
 
				                 // Unique pointer, will deactivate and clean up once going out of scope.
			
 
				                 SceneCore::EntityConstructor::EntityPointer loaders = 
			
 
				                     SceneCore::EntityConstructor::BuildEntity("Scene Loading", loadingComponentUuid);
			
--- a/Code/Tools/SceneAPI/SceneCore/Events/AssetImportRequest.h
+++ b/Code/Tools/SceneAPI/SceneCore/Events/AssetImportRequest.h
@@ -78,6 +78,8 @@ namespace AZ
 
				                 virtual void GetSupportedFileExtensions(AZStd::unordered_set<AZStd::string>& extensions);
			
 
				                 //! Gets the file extension for the manifest.
			
 
				                 virtual void GetManifestExtension(AZStd::string& result);
			
 
				+                //! Gets the file extension for the generated manifest.
			
 
				+                virtual void GetGeneratedManifestExtension(AZStd::string& result);
			
 
				 
			
 
				                 //! Before asset loading starts this is called to allow for any required initialization.
			
 
				                 virtual ProcessingResult PrepareForAssetLoading(Containers::Scene& scene, RequestingApplication requester);
			
@@ -97,6 +99,23 @@ namespace AZ
 
				                 // Get scene processing project setting: UseCustomNormal 
			
 
				                 virtual void AreCustomNormalsUsed(bool & value);
			
 
				 
			
 
				+                /*!
			
 
				+                    Optional method for reporting source file dependencies that may exist in the scene manifest
			
 
				+                    Paths is a vector of JSON Path strings, relative to the IRule object
			
 
				+                    For example, the following path: /scriptFilename
			
 
				+                    Would match with this manifest:
			
 
				+                
			
 
				+                    {
			
 
				+                        "values": [
			
 
				+                            {
			
 
				+                                "$type": "Test",
			
 
				+                                "scriptFilename": "file.py"
			
 
				+                            }
			
 
				+                        ]
			
 
				+                    }
			
 
				+                 */
			
 
				+                virtual void GetManifestDependencyPaths(AZStd::vector<AZStd::string>& paths);
			
 
				+
			
 
				                 //! Utility function to load an asset and manifest from file by using the EBus functions above.
			
 
				                 //! @param assetFilePath The absolute path to the source file (not the manifest).
			
 
				                 //! @param sourceGuid The guid assigned to the source file (not the manifest).
			
--- a/Code/Tools/SceneAPI/SceneCore/Import/ManifestImportRequestHandler.cpp
+++ b/Code/Tools/SceneAPI/SceneCore/Import/ManifestImportRequestHandler.cpp
@@ -56,8 +56,14 @@ namespace AZ
 
				                 result = s_extension;
			
 
				             }
			
 
				 
			
 
				+            void ManifestImportRequestHandler::GetGeneratedManifestExtension(AZStd::string& result)
			
 
				+            {
			
 
				+                result = s_extension;
			
 
				+                result.append(s_generated);
			
 
				+            }
			
 
				+
			
 
				             Events::LoadingResult ManifestImportRequestHandler::LoadAsset(Containers::Scene& scene, const AZStd::string& path, 
			
 
				-                const Uuid& /*guid*/, RequestingApplication /*requester*/)
			
 
				+                                                                          const Uuid& /*guid*/, RequestingApplication /*requester*/)
			
 
				             {
			
 
				                 AZStd::string manifestPath = path + s_extension;
			
 
				 
			
--- a/Code/Tools/SceneAPI/SceneCore/Import/ManifestImportRequestHandler.h
+++ b/Code/Tools/SceneAPI/SceneCore/Import/ManifestImportRequestHandler.h
@@ -31,6 +31,7 @@ namespace AZ
 
				                 static void Reflect(ReflectContext* context);
			
 
				 
			
 
				                 void GetManifestExtension(AZStd::string& result) override;
			
 
				+                void GetGeneratedManifestExtension(AZStd::string& result) override;
			
 
				                 Events::LoadingResult LoadAsset(Containers::Scene& scene, const AZStd::string& path, const Uuid& guid,
			
 
				                     RequestingApplication requester) override;
			
 
				                 
			
--- a/Code/Tools/SceneAPI/SceneData/Behaviors/ScriptProcessorRuleBehavior.cpp
+++ b/Code/Tools/SceneAPI/SceneData/Behaviors/ScriptProcessorRuleBehavior.cpp
@@ -19,6 +19,9 @@
 
				 #include <AzToolsFramework/API/EditorPythonConsoleBus.h>
			
 
				 #include <AzToolsFramework/API/EditorPythonRunnerRequestsBus.h>
			
 
				 #include <AzToolsFramework/Debug/TraceContext.h>
			
 
				+#include <Entity/EntityUtilityComponent.h>
			
 
				+#include <Prefab/PrefabSystemComponentInterface.h>
			
 
				+#include <Prefab/PrefabSystemScriptingBus.h>
			
 
				 #include <SceneAPI/SceneCore/Containers/Scene.h>
			
 
				 #include <SceneAPI/SceneCore/Containers/SceneGraph.h>
			
 
				 #include <SceneAPI/SceneCore/Containers/SceneManifest.h>
			
@@ -99,6 +102,7 @@ namespace AZ::SceneAPI::Behaviors
 
				         {
			
 
				             AZStd::string result;
			
 
				             CallResult(result, FN_OnUpdateManifest, scene);
			
 
				+            ScriptBuildingNotificationBusHandler::BusDisconnect();
			
 
				             return result;
			
 
				         }
			
 
				 
			
@@ -110,6 +114,7 @@ namespace AZ::SceneAPI::Behaviors
 
				         {
			
 
				             ExportProductList result;
			
 
				             CallResult(result, FN_OnPrepareForExport, scene, outputDirectory, platformIdentifier, productList);
			
 
				+            ScriptBuildingNotificationBusHandler::BusDisconnect();
			
 
				             return result;
			
 
				         }
			
 
				 
			
@@ -168,21 +173,9 @@ namespace AZ::SceneAPI::Behaviors
 
				         UnloadPython();
			
 
				     }
			
 
				 
			
 
				-    bool ScriptProcessorRuleBehavior::LoadPython(const AZ::SceneAPI::Containers::Scene& scene)
			
 
				+    bool ScriptProcessorRuleBehavior::LoadPython(const AZ::SceneAPI::Containers::Scene& scene, AZStd::string& scriptPath)
			
 
				     {
			
 
				-        if (m_editorPythonEventsInterface && !m_scriptFilename.empty())
			
 
				-        {
			
 
				-            return true;
			
 
				-        }
			
 
				-
			
 
				-        // get project folder
			
 
				-        auto settingsRegistry = AZ::SettingsRegistry::Get();
			
 
				-        AZ::IO::FixedMaxPath projectPath;
			
 
				-        if (!settingsRegistry->Get(projectPath.Native(), AZ::SettingsRegistryMergeUtils::FilePathKey_ProjectPath))
			
 
				-        {
			
 
				-            return false;
			
 
				-        }
			
 
				-
			
 
				+        int scriptDiscoveryAttempts = 0;
			
 
				         const AZ::SceneAPI::Containers::SceneManifest& manifest = scene.GetManifest();
			
 
				         auto view = Containers::MakeDerivedFilterView<DataTypes::IScriptProcessorRule>(manifest.GetValueStorage());
			
 
				         for (const auto& scriptItem : view)
			
@@ -194,9 +187,21 @@ namespace AZ::SceneAPI::Behaviors
 
				                 continue;
			
 
				             }
			
 
				 
			
 
				+            ++scriptDiscoveryAttempts;
			
 
				+
			
 
				             // check for file exist via absolute path
			
 
				             if (!IO::FileIOBase::GetInstance()->Exists(scriptFilename.c_str()))
			
 
				             {
			
 
				+                // get project folder
			
 
				+                auto settingsRegistry = AZ::SettingsRegistry::Get();
			
 
				+                AZ::IO::FixedMaxPath projectPath;
			
 
				+                if (!settingsRegistry->Get(projectPath.Native(), AZ::SettingsRegistryMergeUtils::FilePathKey_ProjectPath))
			
 
				+                {
			
 
				+                    AZ_Error("scene", false, "With (%s) could not find Project Path during script discovery.",
			
 
				+                        scene.GetManifestFilename().c_str());
			
 
				+                    return false;
			
 
				+                }
			
 
				+
			
 
				                 // check for script in the project folder
			
 
				                 AZ::IO::FixedMaxPath projectScriptPath = projectPath / scriptFilename;
			
 
				                 if (!IO::FileIOBase::GetInstance()->Exists(projectScriptPath.c_str()))
			
@@ -209,32 +214,47 @@ namespace AZ::SceneAPI::Behaviors
 
				                 scriptFilename = AZStd::move(projectScriptPath);
			
 
				             }
			
 
				 
			
 
				-            // lazy load the Python interface
			
 
				-            auto editorPythonEventsInterface = AZ::Interface<AzToolsFramework::EditorPythonEventsInterface>::Get();
			
 
				-            if (editorPythonEventsInterface->IsPythonActive() == false)
			
 
				-            {
			
 
				-                const bool silenceWarnings = false;
			
 
				-                if (editorPythonEventsInterface->StartPython(silenceWarnings) == false)
			
 
				-                {
			
 
				-                    editorPythonEventsInterface = nullptr;
			
 
				-                }
			
 
				-            }
			
 
				+            scriptPath = scriptFilename.c_str();
			
 
				+            break;
			
 
				+        }
			
 
				 
			
 
				-            // both Python and the script need to be ready
			
 
				-            if (editorPythonEventsInterface == nullptr || scriptFilename.empty())
			
 
				-            {
			
 
				-                AZ_Warning("scene", false,"The scene manifest (%s) attempted to use script(%s) but Python is not enabled;"
			
 
				-                    "please add the EditorPythonBinding gem & PythonAssetBuilder gem to your project.",
			
 
				-                    scene.GetManifestFilename().c_str(), scriptFilename.c_str());
			
 
				+        if (scriptPath.empty())
			
 
				+        {
			
 
				+            AZ_Warning("scene", scriptDiscoveryAttempts == 0,
			
 
				+                "The scene manifest (%s) attempted to use script rule, but no script file path could be found.",
			
 
				+                scene.GetManifestFilename().c_str());
			
 
				+            return false;
			
 
				+        }
			
 
				+
			
 
				+        // already prepared the Python VM?
			
 
				+        if (m_editorPythonEventsInterface)
			
 
				+        {
			
 
				+            return true;
			
 
				+        }
			
 
				 
			
 
				-                return false;
			
 
				+        // lazy load the Python interface
			
 
				+        auto editorPythonEventsInterface = AZ::Interface<AzToolsFramework::EditorPythonEventsInterface>::Get();
			
 
				+        if (editorPythonEventsInterface->IsPythonActive() == false)
			
 
				+        {
			
 
				+            const bool silenceWarnings = false;
			
 
				+            if (editorPythonEventsInterface->StartPython(silenceWarnings) == false)
			
 
				+            {
			
 
				+                editorPythonEventsInterface = nullptr;
			
 
				             }
			
 
				+        }
			
 
				 
			
 
				-            m_editorPythonEventsInterface = editorPythonEventsInterface;
			
 
				-            m_scriptFilename = scriptFilename.c_str();
			
 
				-            return true;
			
 
				+        // both Python and the script need to be ready
			
 
				+        if (editorPythonEventsInterface == nullptr)
			
 
				+        {
			
 
				+            AZ_Warning("scene", false,
			
 
				+                "The scene manifest (%s) attempted to prepare Python but Python can not start",
			
 
				+                scene.GetManifestFilename().c_str());
			
 
				+
			
 
				+            return false;
			
 
				         }
			
 
				-        return false;
			
 
				+
			
 
				+        m_editorPythonEventsInterface = editorPythonEventsInterface;
			
 
				+        return true;
			
 
				     }
			
 
				 
			
 
				     void ScriptProcessorRuleBehavior::UnloadPython()
			
@@ -251,11 +271,13 @@ namespace AZ::SceneAPI::Behaviors
 
				     {
			
 
				         using namespace AzToolsFramework;
			
 
				 
			
 
				-        auto executeCallback = [this, &context]()
			
 
				+        AZStd::string scriptPath;
			
 
				+
			
 
				+        auto executeCallback = [&context, &scriptPath]()
			
 
				         {
			
 
				             // set up script's hook callback
			
 
				             EditorPythonRunnerRequestBus::Broadcast(&EditorPythonRunnerRequestBus::Events::ExecuteByFilename,
			
 
				-                m_scriptFilename.c_str());
			
 
				+                scriptPath.c_str());
			
 
				 
			
 
				             // call script's callback to allow extra products
			
 
				             ExportProductList extraProducts;
			
@@ -279,7 +301,7 @@ namespace AZ::SceneAPI::Behaviors
 
				             }
			
 
				         };
			
 
				 
			
 
				-        if (LoadPython(context.GetScene()))
			
 
				+        if (LoadPython(context.GetScene(), scriptPath))
			
 
				         {
			
 
				             EditorPythonConsoleNotificationHandler logger;
			
 
				             m_editorPythonEventsInterface->ExecuteWithLock(executeCallback);
			
@@ -306,23 +328,19 @@ namespace AZ::SceneAPI::Behaviors
 
				     {
			
 
				         using namespace AzToolsFramework;
			
 
				 
			
 
				-        // This behavior persists on the same AssetBuilder. Clear the script file name so that if
			
 
				-        // this builder processes a scene file with a script file name, and then later processes
			
 
				-        // a scene without a script file name, it won't run the old script on the new scene.
			
 
				-        m_scriptFilename.clear();
			
 
				-
			
 
				         if (action != ManifestAction::Update)
			
 
				         {
			
 
				             return Events::ProcessingResult::Ignored;
			
 
				         }
			
 
				 
			
 
				-        if (LoadPython(scene))
			
 
				+        AZStd::string scriptPath;
			
 
				+        if (LoadPython(scene, scriptPath))
			
 
				         {
			
 
				             AZStd::string manifestUpdate;
			
 
				-            auto executeCallback = [this, &scene, &manifestUpdate]()
			
 
				+            auto executeCallback = [&scene, &manifestUpdate, &scriptPath]()
			
 
				             {
			
 
				                 EditorPythonRunnerRequestBus::Broadcast(&EditorPythonRunnerRequestBus::Events::ExecuteByFilename,
			
 
				-                    m_scriptFilename.c_str());
			
 
				+                    scriptPath.c_str());
			
 
				 
			
 
				                 ScriptBuildingNotificationBus::BroadcastResult(manifestUpdate, &ScriptBuildingNotificationBus::Events::OnUpdateManifest,
			
 
				                     scene);
			
@@ -331,6 +349,9 @@ namespace AZ::SceneAPI::Behaviors
 
				             EditorPythonConsoleNotificationHandler logger;
			
 
				             m_editorPythonEventsInterface->ExecuteWithLock(executeCallback);
			
 
				 
			
 
				+            EntityUtilityBus::Broadcast(&EntityUtilityBus::Events::ResetEntityContext);
			
 
				+            AZ::Interface<Prefab::PrefabSystemComponentInterface>::Get()->RemoveAllTemplates();
			
 
				+
			
 
				             // attempt to load the manifest string back to a JSON-scene-manifest
			
 
				             auto sceneManifestLoader = AZStd::make_unique<AZ::SceneAPI::Containers::SceneManifest>();
			
 
				             auto loadOutcome = sceneManifestLoader->LoadFromString(manifestUpdate);
			
@@ -347,4 +368,8 @@ namespace AZ::SceneAPI::Behaviors
 
				         return Events::ProcessingResult::Ignored;
			
 
				     }
			
 
				 
			
 
				+    void ScriptProcessorRuleBehavior::GetManifestDependencyPaths(AZStd::vector<AZStd::string>& paths)
			
 
				+    {
			
 
				+        paths.emplace_back("/scriptFilename");
			
 
				+    }
			
 
				 } // namespace AZ
			
--- a/Code/Tools/SceneAPI/SceneData/Behaviors/ScriptProcessorRuleBehavior.h
+++ b/Code/Tools/SceneAPI/SceneData/Behaviors/ScriptProcessorRuleBehavior.h
@@ -37,6 +37,7 @@ namespace AZ::SceneAPI::Behaviors
 
				         , public Events::AssetImportRequestBus::Handler
			
 
				     {
			
 
				     public:
			
 
				+        
			
 
				         AZ_COMPONENT(ScriptProcessorRuleBehavior, "{24054E73-1B92-43B0-AC13-174B2F0E3F66}", SceneCore::BehaviorComponent);
			
 
				 
			
 
				         ~ScriptProcessorRuleBehavior() override = default;
			
@@ -44,22 +45,21 @@ namespace AZ::SceneAPI::Behaviors
 
				         SCENE_DATA_API void Activate() override;
			
 
				         SCENE_DATA_API void Deactivate() override;
			
 
				         static void Reflect(ReflectContext* context);
			
 
				-
			
 
				+        
			
 
				         // AssetImportRequestBus::Handler
			
 
				         SCENE_DATA_API Events::ProcessingResult UpdateManifest(
			
 
				             Containers::Scene& scene,
			
 
				             ManifestAction action,
			
 
				             RequestingApplication requester) override;
			
 
				 
			
 
				-
			
 
				+        SCENE_DATA_API void GetManifestDependencyPaths(AZStd::vector<AZStd::string>& paths) override;
			
 
				     protected:
			
 
				-        bool LoadPython(const AZ::SceneAPI::Containers::Scene& scene);
			
 
				+        bool LoadPython(const AZ::SceneAPI::Containers::Scene& scene, AZStd::string& scriptPath);
			
 
				         void UnloadPython();
			
 
				         bool DoPrepareForExport(Events::PreExportEventContext& context);
			
 
				 
			
 
				     private:
			
 
				         AzToolsFramework::EditorPythonEventsInterface* m_editorPythonEventsInterface = nullptr;
			
 
				-        AZStd::string m_scriptFilename;
			
 
				 
			
 
				         struct ExportEventHandler;
			
 
				         AZStd::shared_ptr<ExportEventHandler> m_exportEventHandler;
			
--- a/Gems/Prefab/PrefabBuilder/CMakeLists.txt
+++ b/Gems/Prefab/PrefabBuilder/CMakeLists.txt
@@ -13,6 +13,9 @@ endif()
 
				 ly_add_target(
			
 
				     NAME PrefabBuilder.Static STATIC
			
 
				     NAMESPACE Gem
			
 
				+    INCLUDE_DIRECTORIES
			
 
				+        PRIVATE
			
 
				+            .
			
 
				     FILES_CMAKE
			
 
				         prefabbuilder_files.cmake
			
 
				     BUILD_DEPENDENCIES
			
@@ -20,6 +23,9 @@ ly_add_target(
 
				             AZ::AzCore
			
 
				             AZ::AzToolsFramework
			
 
				             AZ::AssetBuilderSDK
			
 
				+            AZ::SceneCore
			
 
				+            AZ::SceneData
			
 
				+            3rdParty::RapidJSON
			
 
				 )
			
 
				 
			
 
				 ly_add_target(
			
@@ -35,7 +41,8 @@ ly_add_target(
 
				             Gem::PrefabBuilder.Static
			
 
				 )
			
 
				 
			
 
				-# the prefab builder only needs to be active in builders
			
 
				+# create an alias for the tool version
			
 
				+ly_create_alias(NAME PrefabBuilder.Tools NAMESPACE Gem TARGETS Gem::PrefabBuilder.Builders)
			
 
				 
			
 
				 # we automatically add this gem, if it is present, to all our known set of builder applications:
			
 
				 ly_enable_gems(GEMS PrefabBuilder)
			
--- a/Gems/Prefab/PrefabBuilder/PrefabBuilderModule.cpp
+++ b/Gems/Prefab/PrefabBuilder/PrefabBuilderModule.cpp
@@ -8,6 +8,7 @@
 
				 
			
 
				 #include <AzCore/Module/Module.h>
			
 
				 #include <PrefabBuilderComponent.h>
			
 
				+#include <PrefabGroup/PrefabGroupBehavior.h>
			
 
				 
			
 
				 namespace AZ::Prefab
			
 
				 {
			
@@ -22,7 +23,8 @@ namespace AZ::Prefab
 
				             : Module()
			
 
				         {
			
 
				             m_descriptors.insert(m_descriptors.end(), {
			
 
				-                PrefabBuilderComponent::CreateDescriptor()
			
 
				+                PrefabBuilderComponent::CreateDescriptor(),
			
 
				+                AZ::SceneAPI::Behaviors::PrefabGroupBehavior::CreateDescriptor()
			
 
				             });
			
 
				         }
			
 
				     };
			
--- a/Gems/Prefab/PrefabBuilder/PrefabBuilderTests.h
+++ b/Gems/Prefab/PrefabBuilder/PrefabBuilderTests.h
@@ -13,6 +13,7 @@
 
				 #include <Application/ToolsApplication.h>
			
 
				 #include <AzCore/Asset/AssetManager.h>
			
 
				 #include <AzCore/Component/ComponentApplication.h>
			
 
				+#include <AzCore/Asset/AssetSerializer.h>
			
 
				 
			
 
				 namespace UnitTest
			
 
				 {
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/IPrefabGroup.h
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/IPrefabGroup.h
@@ -0,0 +1,25 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+#pragma once
			
 
				+
			
 
				+#include <AzCore/RTTI/RTTI.h>
			
 
				+#include <SceneAPI/SceneCore/DataTypes/Groups/ISceneNodeGroup.h>
			
 
				+#include <AzToolsFramework/Prefab/PrefabDomTypes.h>
			
 
				+
			
 
				+namespace AZ::SceneAPI::DataTypes
			
 
				+{
			
 
				+    class IPrefabGroup
			
 
				+        : public ISceneNodeGroup
			
 
				+    {
			
 
				+    public:
			
 
				+        AZ_RTTI(IPrefabGroup, "{7E50FAEF-3379-4521-99C5-B428FDEE3B7B}", ISceneNodeGroup);
			
 
				+
			
 
				+        ~IPrefabGroup() override = default;
			
 
				+        virtual AzToolsFramework::Prefab::PrefabDomConstReference GetPrefabDomRef() const = 0;
			
 
				+    };
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabBehaviorTests.cpp
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabBehaviorTests.cpp
@@ -0,0 +1,161 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <PrefabBuilderTests.h>
			
 
				+#include <PrefabGroup/IPrefabGroup.h>
			
 
				+#include <PrefabGroup/PrefabGroup.h>
			
 
				+#include <PrefabGroup/PrefabGroupBehavior.h>
			
 
				+#include <AzTest/Utils.h>
			
 
				+#include <Tests/AssetSystemMocks.h>
			
 
				+#include <AzCore/Serialization/Json/JsonSystemComponent.h>
			
 
				+#include <AzCore/Serialization/SerializeContext.h>
			
 
				+#include <AzCore/std/smart_ptr/make_shared.h>
			
 
				+#include <AzToolsFramework/Asset/AssetSystemComponent.h>
			
 
				+#include <AzToolsFramework/Prefab/Procedural/ProceduralPrefabAsset.h>
			
 
				+#include <SceneAPI/SceneCore/Containers/Scene.h>
			
 
				+#include <SceneAPI/SceneCore/Events/CallProcessorBus.h>
			
 
				+#include <SceneAPI/SceneCore/Events/ExportEventContext.h>
			
 
				+#include <SceneAPI/SceneCore/Events/ExportProductList.h>
			
 
				+#include <SceneAPI/SceneCore/SceneCoreStandaloneAllocator.h>
			
 
				+
			
 
				+#include <PrefabGroup/PrefabBehaviorTests.inl>
			
 
				+
			
 
				+namespace UnitTest
			
 
				+{
			
 
				+    class PrefabBehaviorTests
			
 
				+        : public PrefabBuilderTests
			
 
				+    {
			
 
				+    public:
			
 
				+        static void SetUpTestCase()
			
 
				+        {
			
 
				+            // Allocator needed by SceneCore
			
 
				+            if (!AZ::AllocatorInstance<AZ::SystemAllocator>().IsReady())
			
 
				+            {
			
 
				+                AZ::AllocatorInstance<AZ::SystemAllocator>().Create();
			
 
				+            }
			
 
				+            AZ::SceneAPI::SceneCoreStandaloneAllocator::Initialize(AZ::Environment::GetInstance());
			
 
				+        }
			
 
				+
			
 
				+        static void TearDownTestCase()
			
 
				+        {
			
 
				+            AZ::SceneAPI::SceneCoreStandaloneAllocator::TearDown();
			
 
				+            AZ::AllocatorInstance<AZ::SystemAllocator>().Destroy();
			
 
				+        }
			
 
				+
			
 
				+        void SetUp() override
			
 
				+        {
			
 
				+            PrefabBuilderTests::SetUp();
			
 
				+            m_prefabGroupBehavior = AZStd::make_unique<AZ::SceneAPI::Behaviors::PrefabGroupBehavior>();
			
 
				+            m_prefabGroupBehavior->Activate();
			
 
				+
			
 
				+            // Mocking the asset system replacing the AssetSystem::AssetSystemComponent
			
 
				+            AZ::Entity* systemEntity = m_app.FindEntity(AZ::SystemEntityId);
			
 
				+            systemEntity->FindComponent<AzToolsFramework::AssetSystem::AssetSystemComponent>()->Deactivate();
			
 
				+            using namespace testing;
			
 
				+            ON_CALL(m_assetSystemRequestMock, GetSourceInfoBySourcePath(_, _, _)).WillByDefault([](auto* path, auto& info, auto&)
			
 
				+            {
			
 
				+                return PrefabBehaviorTests::OnGetSourceInfoBySourcePath(path, info);
			
 
				+            });
			
 
				+            m_assetSystemRequestMock.BusConnect();
			
 
				+        }
			
 
				+
			
 
				+        void TearDown() override
			
 
				+        {
			
 
				+            m_assetSystemRequestMock.BusDisconnect();
			
 
				+
			
 
				+            m_prefabGroupBehavior->Deactivate();
			
 
				+            m_prefabGroupBehavior.reset();
			
 
				+
			
 
				+            PrefabBuilderTests::TearDown();
			
 
				+        }
			
 
				+
			
 
				+        static bool OnGetSourceInfoBySourcePath(AZStd::string_view sourcePath, AZ::Data::AssetInfo& assetInfo)
			
 
				+        {
			
 
				+            if (sourcePath == AZStd::string_view("mock"))
			
 
				+            {
			
 
				+                assetInfo.m_assetId = AZ::Uuid::CreateRandom();
			
 
				+                assetInfo.m_assetType = azrtti_typeid<AZ::Prefab::ProceduralPrefabAsset>();
			
 
				+                assetInfo.m_relativePath = "mock/path";
			
 
				+                assetInfo.m_sizeBytes = 0;
			
 
				+            }
			
 
				+            return true;
			
 
				+        }
			
 
				+
			
 
				+        struct TestPreExportEventContext
			
 
				+        {
			
 
				+            TestPreExportEventContext()
			
 
				+                : m_scene("test_context")
			
 
				+            {
			
 
				+                using namespace AZ::SceneAPI::Events;
			
 
				+                m_preExportEventContext = AZStd::make_unique<PreExportEventContext>(m_productList, m_outputDirectory, m_scene, "mock");
			
 
				+            }
			
 
				+
			
 
				+            void SetOutputDirectory(AZStd::string outputDirectory)
			
 
				+            {
			
 
				+                using namespace AZ::SceneAPI::Events;
			
 
				+                m_outputDirectory = AZStd::move(outputDirectory);
			
 
				+                m_preExportEventContext = AZStd::make_unique<PreExportEventContext>(m_productList, m_outputDirectory, m_scene, "mock");
			
 
				+            }
			
 
				+
			
 
				+            AZStd::unique_ptr<AZ::SceneAPI::Events::PreExportEventContext> m_preExportEventContext;
			
 
				+            AZ::SceneAPI::Events::ExportProductList m_productList;
			
 
				+            AZStd::string m_outputDirectory;
			
 
				+            AZ::SceneAPI::Containers::Scene m_scene;
			
 
				+        };
			
 
				+
			
 
				+        AZStd::unique_ptr<AZ::SceneAPI::Behaviors::PrefabGroupBehavior> m_prefabGroupBehavior;
			
 
				+        testing::NiceMock<UnitTests::MockAssetSystemRequest> m_assetSystemRequestMock;
			
 
				+    };
			
 
				+
			
 
				+    TEST_F(PrefabBehaviorTests, PrefabBehavior_EmptyContextIgnored_Works)
			
 
				+    {
			
 
				+        auto context = TestPreExportEventContext{};
			
 
				+
			
 
				+        auto result = AZ::SceneAPI::Events::ProcessingResult::Failure;
			
 
				+        AZ::SceneAPI::Events::CallProcessorBus::BroadcastResult(
			
 
				+            result,
			
 
				+            &AZ::SceneAPI::Events::CallProcessorBus::Events::Process,
			
 
				+            context.m_preExportEventContext.get());
			
 
				+
			
 
				+        EXPECT_EQ(result, AZ::SceneAPI::Events::ProcessingResult::Ignored);
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(PrefabBehaviorTests, PrefabBehavior_SimplePrefab_Works)
			
 
				+    {
			
 
				+        auto context = TestPreExportEventContext{};
			
 
				+
			
 
				+        // check for the file at <temp_directory>/mock/fake_prefab.procprefab
			
 
				+        AZ::Test::ScopedAutoTempDirectory tempDir;
			
 
				+        context.SetOutputDirectory(tempDir.GetDirectory());
			
 
				+
			
 
				+        auto jsonOutcome = AZ::JsonSerializationUtils::ReadJsonString(Data::jsonPrefab);
			
 
				+        ASSERT_TRUE(jsonOutcome);
			
 
				+
			
 
				+        auto prefabGroup = AZStd::make_shared<AZ::SceneAPI::SceneData::PrefabGroup>();
			
 
				+        prefabGroup.get()->SetId(AZ::Uuid::CreateRandom());
			
 
				+        prefabGroup.get()->SetName("fake_prefab");
			
 
				+        prefabGroup.get()->SetPrefabDom(AZStd::move(jsonOutcome.GetValue()));
			
 
				+        context.m_scene.GetManifest().AddEntry(prefabGroup);
			
 
				+        context.m_scene.SetSource("mock", AZ::Uuid::CreateRandom());
			
 
				+
			
 
				+        auto result = AZ::SceneAPI::Events::ProcessingResult::Failure;
			
 
				+        AZ::SceneAPI::Events::CallProcessorBus::BroadcastResult(
			
 
				+            result,
			
 
				+            &AZ::SceneAPI::Events::CallProcessorBus::Events::Process,
			
 
				+            context.m_preExportEventContext.get());
			
 
				+
			
 
				+        EXPECT_EQ(result, AZ::SceneAPI::Events::ProcessingResult::Success);
			
 
				+
			
 
				+        AZStd::string pathStr;
			
 
				+        AzFramework::StringFunc::Path::ConstructFull(tempDir.GetDirectory(), "mock/fake_prefab.procprefab", pathStr, true);
			
 
				+        if (!AZ::IO::SystemFile::Exists(pathStr.c_str()))
			
 
				+        {
			
 
				+            AZ_Warning("testing", false, "The product asset (%s) is missing", pathStr.c_str());
			
 
				+        }
			
 
				+    }
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabBehaviorTests.inl
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabBehaviorTests.inl
@@ -0,0 +1,104 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+namespace UnitTest
			
 
				+{
			
 
				+    namespace Data
			
 
				+    {
			
 
				+        const char* jsonPrefab = R"JSON(
			
 
				+        {
			
 
				+            "ContainerEntity": {
			
 
				+                "Id": "ContainerEntity",
			
 
				+                "Name": "test_template_1",
			
 
				+                "Components": {
			
 
				+                    "Component_[12122553907433030840]": {
			
 
				+                        "$type": "EditorVisibilityComponent",
			
 
				+                        "Id": 12122553907433030840
			
 
				+                    },
			
 
				+                    "Component_[5666150279650800686]": {
			
 
				+                        "$type": "{27F1E1A1-8D9D-4C3B-BD3A-AFB9762449C0} TransformComponent",
			
 
				+                        "Id": 5666150279650800686,
			
 
				+                        "Parent Entity": ""
			
 
				+                    },
			
 
				+                    "Component_[8790726658974076423]": {
			
 
				+                        "$type": "EditorOnlyEntityComponent",
			
 
				+                        "Id": 8790726658974076423
			
 
				+                    }
			
 
				+                }
			
 
				+            },
			
 
				+            "Entities": {
			
 
				+                "Entity_[1588652751483]": {
			
 
				+                    "Id": "Entity_[1588652751483]",
			
 
				+                    "Name": "root",
			
 
				+                    "Components": {
			
 
				+                        "Component_[11872748096995986607]": {
			
 
				+                            "$type": "{27F1E1A1-8D9D-4C3B-BD3A-AFB9762449C0} TransformComponent",
			
 
				+                            "Id": 11872748096995986607,
			
 
				+                            "Parent Entity": "ContainerEntity",
			
 
				+                            "Transform Data": {
			
 
				+                                "Rotate": [
			
 
				+                                    0.0,
			
 
				+                                    0.10000000149011612,
			
 
				+                                    180.0
			
 
				+                                ]
			
 
				+                            }
			
 
				+                        },
			
 
				+                        "Component_[12138841758570858610]": {
			
 
				+                            "$type": "EditorVisibilityComponent",
			
 
				+                            "Id": 12138841758570858610
			
 
				+                        },
			
 
				+                        "Component_[15735658354806796004]": {
			
 
				+                            "$type": "EditorOnlyEntityComponent",
			
 
				+                            "Id": 15735658354806796004
			
 
				+                        }
			
 
				+                    }
			
 
				+                },
			
 
				+                "Entity_[1592947718779]": {
			
 
				+                    "Id": "Entity_[1592947718779]",
			
 
				+                    "Name": "cube",
			
 
				+                    "Components": {
			
 
				+                        "Component_[2505301170249328189]": {
			
 
				+                            "$type": "EditorOnlyEntityComponent",
			
 
				+                            "Id": 2505301170249328189
			
 
				+                        },
			
 
				+                        "Component_[3716170894544198343]": {
			
 
				+                            "$type": "{27F1E1A1-8D9D-4C3B-BD3A-AFB9762449C0} TransformComponent",
			
 
				+                            "Id": 3716170894544198343,
			
 
				+                            "Parent Entity": "Entity_[1588652751483]"
			
 
				+                        },
			
 
				+                        "Component_[5862175558847453681]": {
			
 
				+                            "$type": "EditorVisibilityComponent",
			
 
				+                            "Id": 5862175558847453681
			
 
				+                        }
			
 
				+                    }
			
 
				+                },
			
 
				+                "Entity_[1597242686075]": {
			
 
				+                    "Id": "Entity_[1597242686075]",
			
 
				+                    "Name": "cubeKid",
			
 
				+                    "Components": {
			
 
				+                        "Component_[10128771992421174485]": {
			
 
				+                            "$type": "{27F1E1A1-8D9D-4C3B-BD3A-AFB9762449C0} TransformComponent",
			
 
				+                            "Id": 10128771992421174485,
			
 
				+                            "Parent Entity": "Entity_[1592947718779]"
			
 
				+                        },
			
 
				+                        "Component_[14936165953779771344]": {
			
 
				+                            "$type": "EditorVisibilityComponent",
			
 
				+                            "Id": 14936165953779771344
			
 
				+                        },
			
 
				+                        "Component_[403416213715997356]": {
			
 
				+                            "$type": "EditorOnlyEntityComponent",
			
 
				+                            "Id": 403416213715997356
			
 
				+                        }
			
 
				+                    }
			
 
				+                }
			
 
				+            }
			
 
				+        }
			
 
				+        )JSON";
			
 
				+
			
 
				+    }
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroup.cpp
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroup.cpp
@@ -0,0 +1,136 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <PrefabGroup/PrefabGroup.h>
			
 
				+#include <AzCore/Serialization/SerializeContext.h>
			
 
				+#include <AzCore/RTTI/BehaviorContext.h>
			
 
				+#include <AzCore/JSON/error/error.h>
			
 
				+#include <AzCore/JSON/error/en.h>
			
 
				+#include <AzCore/Serialization/Json/JsonUtils.h>
			
 
				+#include <AzCore/std/smart_ptr/make_shared.h>
			
 
				+#include <AzCore/std/optional.h>
			
 
				+#include <AzFramework/FileFunc/FileFunc.h>
			
 
				+
			
 
				+namespace AZ::SceneAPI::SceneData
			
 
				+{
			
 
				+     // PrefabGroup
			
 
				+
			
 
				+     PrefabGroup::PrefabGroup()
			
 
				+        : m_id(Uuid::CreateNull())
			
 
				+        , m_name()
			
 
				+    {
			
 
				+    }
			
 
				+
			
 
				+    const AZStd::string& PrefabGroup::GetName() const
			
 
				+    {
			
 
				+        return m_name;
			
 
				+    }
			
 
				+
			
 
				+    void PrefabGroup::SetName(AZStd::string name)
			
 
				+    {
			
 
				+        m_name = AZStd::move(name);
			
 
				+    }
			
 
				+
			
 
				+    const Uuid& PrefabGroup::GetId() const
			
 
				+    {
			
 
				+        return m_id;
			
 
				+    }
			
 
				+
			
 
				+    void PrefabGroup::SetId(Uuid id)
			
 
				+    {
			
 
				+        m_id = AZStd::move(id);
			
 
				+    }
			
 
				+
			
 
				+    Containers::RuleContainer& PrefabGroup::GetRuleContainer()
			
 
				+    {
			
 
				+        return m_rules;
			
 
				+    }
			
 
				+
			
 
				+    const Containers::RuleContainer& PrefabGroup::GetRuleContainerConst() const
			
 
				+    {
			
 
				+        return m_rules;
			
 
				+    }
			
 
				+            
			
 
				+    DataTypes::ISceneNodeSelectionList& PrefabGroup::GetSceneNodeSelectionList()
			
 
				+    {
			
 
				+        return m_nodeSelectionList;
			
 
				+    }
			
 
				+
			
 
				+    const DataTypes::ISceneNodeSelectionList& PrefabGroup::GetSceneNodeSelectionList() const
			
 
				+    {
			
 
				+        return m_nodeSelectionList;
			
 
				+    }
			
 
				+
			
 
				+    void PrefabGroup::SetPrefabDom(AzToolsFramework::Prefab::PrefabDom prefabDom)
			
 
				+    {
			
 
				+        m_prefabDomData = AZStd::make_shared<Prefab::PrefabDomData>();
			
 
				+        m_prefabDomData->CopyValue(prefabDom);
			
 
				+    }
			
 
				+
			
 
				+    AzToolsFramework::Prefab::PrefabDomConstReference PrefabGroup::GetPrefabDomRef() const
			
 
				+    {
			
 
				+        if (m_prefabDomData)
			
 
				+        {
			
 
				+            return m_prefabDomData->GetValue();
			
 
				+        }
			
 
				+        return {};
			
 
				+    }
			
 
				+
			
 
				+    void PrefabGroup::Reflect(ReflectContext* context)
			
 
				+    {
			
 
				+        SerializeContext* serializeContext = azrtti_cast<SerializeContext*>(context);
			
 
				+        if (serializeContext)
			
 
				+        {
			
 
				+            serializeContext->Class<DataTypes::IPrefabGroup, DataTypes::ISceneNodeGroup>()
			
 
				+                ->Version(1);
			
 
				+
			
 
				+            serializeContext->Class<PrefabGroup, DataTypes::IPrefabGroup>()
			
 
				+                ->Version(1)
			
 
				+                ->Field("name", &PrefabGroup::m_name)
			
 
				+                ->Field("nodeSelectionList", &PrefabGroup::m_nodeSelectionList)
			
 
				+                ->Field("rules", &PrefabGroup::m_rules)
			
 
				+                ->Field("id", &PrefabGroup::m_id)
			
 
				+                ->Field("prefabDomData", &PrefabGroup::m_prefabDomData);
			
 
				+        }
			
 
				+
			
 
				+        BehaviorContext* behaviorContext = azrtti_cast<BehaviorContext*>(context);
			
 
				+        if (behaviorContext)
			
 
				+        {
			
 
				+            auto setPrefabDomData = [](PrefabGroup& self, const AZStd::string& json)
			
 
				+            {
			
 
				+                auto jsonOutcome = JsonSerializationUtils::ReadJsonString(json);
			
 
				+                if (jsonOutcome.IsSuccess())
			
 
				+                {
			
 
				+                    self.SetPrefabDom(AZStd::move(jsonOutcome.GetValue()));
			
 
				+                    return true;
			
 
				+                }
			
 
				+                AZ_Error("prefab", false, "Set PrefabDom failed (%s)", jsonOutcome.GetError().c_str());
			
 
				+                return false;
			
 
				+            };
			
 
				+
			
 
				+            auto getPrefabDomData = [](const PrefabGroup& self) -> AZStd::string
			
 
				+            {
			
 
				+                if (self.GetPrefabDomRef().has_value() == false)
			
 
				+                {
			
 
				+                    return {};
			
 
				+                }
			
 
				+                AZStd::string buffer;
			
 
				+                JsonSerializationUtils::WriteJsonString(self.GetPrefabDomRef().value(), buffer);
			
 
				+                return buffer;
			
 
				+            };
			
 
				+
			
 
				+            behaviorContext->Class<PrefabGroup>()
			
 
				+                ->Attribute(AZ::Script::Attributes::ExcludeFrom, AZ::Script::Attributes::ExcludeFlags::All)
			
 
				+                ->Attribute(Script::Attributes::Scope, Script::Attributes::ScopeFlags::Common)
			
 
				+                ->Attribute(Script::Attributes::Module, "prefab")
			
 
				+                ->Property("name", BehaviorValueProperty(&PrefabGroup::m_name))
			
 
				+                ->Property("id", BehaviorValueProperty(&PrefabGroup::m_id))
			
 
				+                ->Property("prefabDomData", getPrefabDomData, setPrefabDomData);
			
 
				+        }
			
 
				+    }
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroup.h
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroup.h
@@ -0,0 +1,64 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+#pragma once
			
 
				+
			
 
				+#include <PrefabGroup/IPrefabGroup.h>
			
 
				+#include <AzToolsFramework/Prefab/Procedural/ProceduralPrefabAsset.h>
			
 
				+#include <AzCore/Memory/Memory.h>
			
 
				+#include <AzCore/Memory/SystemAllocator.h>
			
 
				+#include <AzCore/std/containers/vector.h>
			
 
				+#include <AzCore/std/smart_ptr/shared_ptr.h>
			
 
				+#include <SceneAPI/SceneCore/Containers/RuleContainer.h>
			
 
				+#include <SceneAPI/SceneData/ManifestBase/SceneNodeSelectionList.h>
			
 
				+
			
 
				+namespace AZ
			
 
				+{
			
 
				+    class ReflectContext;
			
 
				+}
			
 
				+
			
 
				+namespace AZ::SceneAPI::Containers
			
 
				+{
			
 
				+    class Scene;
			
 
				+}
			
 
				+
			
 
				+namespace AZ::SceneAPI::SceneData
			
 
				+{
			
 
				+    class PrefabGroup final
			
 
				+        : public DataTypes::IPrefabGroup
			
 
				+    {
			
 
				+    public:
			
 
				+        AZ_RTTI(PrefabGroup, "{99FE3C6F-5B55-4D8B-8013-2708010EC715}", DataTypes::IPrefabGroup);
			
 
				+        AZ_CLASS_ALLOCATOR(PrefabGroup, SystemAllocator, 0);
			
 
				+
			
 
				+        static void Reflect(AZ::ReflectContext* context);
			
 
				+
			
 
				+        PrefabGroup();
			
 
				+        ~PrefabGroup() override = default;
			
 
				+
			
 
				+        // DataTypes::IPrefabGroup
			
 
				+        AzToolsFramework::Prefab::PrefabDomConstReference GetPrefabDomRef() const override;
			
 
				+        const AZStd::string& GetName() const override;
			
 
				+        const Uuid& GetId() const override;
			
 
				+        Containers::RuleContainer& GetRuleContainer() override;
			
 
				+        const Containers::RuleContainer& GetRuleContainerConst() const override;
			
 
				+        DataTypes::ISceneNodeSelectionList& GetSceneNodeSelectionList() override;
			
 
				+        const DataTypes::ISceneNodeSelectionList& GetSceneNodeSelectionList() const override;
			
 
				+
			
 
				+        // Concrete API
			
 
				+        void SetId(Uuid id);
			
 
				+        void SetName(AZStd::string name);
			
 
				+        void SetPrefabDom(AzToolsFramework::Prefab::PrefabDom prefabDom);
			
 
				+
			
 
				+    private:
			
 
				+        SceneNodeSelectionList m_nodeSelectionList;
			
 
				+        Containers::RuleContainer m_rules;
			
 
				+        AZStd::string m_name;
			
 
				+        Uuid m_id;
			
 
				+        AZStd::shared_ptr<Prefab::PrefabDomData> m_prefabDomData;
			
 
				+    };
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroupBehavior.cpp
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroupBehavior.cpp
@@ -0,0 +1,251 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <PrefabGroup/PrefabGroupBehavior.h>
			
 
				+#include <PrefabGroup/PrefabGroup.h>
			
 
				+#include <PrefabGroup/ProceduralAssetHandler.h>
			
 
				+#include <AzCore/Asset/AssetManagerBus.h>
			
 
				+#include <AzCore/IO/FileIO.h>
			
 
				+#include <AzCore/IO/Path/Path.h>
			
 
				+#include <AzCore/JSON/document.h>
			
 
				+#include <AzCore/JSON/error/en.h>
			
 
				+#include <AzCore/JSON/error/error.h>
			
 
				+#include <AzCore/JSON/prettywriter.h>
			
 
				+#include <AzCore/JSON/stringbuffer.h>
			
 
				+#include <AzCore/Serialization/SerializeContext.h>
			
 
				+#include <AzCore/std/smart_ptr/make_shared.h>
			
 
				+#include <AzToolsFramework/API/EditorAssetSystemAPI.h>
			
 
				+#include <AzToolsFramework/Prefab/PrefabLoaderInterface.h>
			
 
				+#include <AzToolsFramework/Prefab/PrefabSystemComponentInterface.h>
			
 
				+#include <AzToolsFramework/Prefab/Instance/InstanceToTemplateInterface.h>
			
 
				+#include <AzToolsFramework/Prefab/Procedural/ProceduralPrefabAsset.h>
			
 
				+#include <SceneAPI/SceneCore/Components/ExportingComponent.h>
			
 
				+#include <SceneAPI/SceneCore/Containers/Scene.h>
			
 
				+#include <SceneAPI/SceneCore/Containers/SceneManifest.h>
			
 
				+#include <SceneAPI/SceneCore/Events/ExportEventContext.h>
			
 
				+#include <SceneAPI/SceneCore/Events/ExportProductList.h>
			
 
				+#include <SceneAPI/SceneCore/Utilities/FileUtilities.h>
			
 
				+
			
 
				+namespace AZ::SceneAPI::Behaviors
			
 
				+{
			
 
				+    //
			
 
				+    // ExportEventHandler
			
 
				+    //
			
 
				+
			
 
				+    struct PrefabGroupBehavior::ExportEventHandler final
			
 
				+        : public AZ::SceneAPI::SceneCore::ExportingComponent
			
 
				+    {
			
 
				+        using PreExportEventContextFunction = AZStd::function<Events::ProcessingResult(Events::PreExportEventContext&)>;
			
 
				+        PreExportEventContextFunction m_preExportEventContextFunction;
			
 
				+        AZ::Prefab::PrefabGroupAssetHandler m_prefabGroupAssetHandler;
			
 
				+
			
 
				+        ExportEventHandler() = delete;
			
 
				+
			
 
				+        ExportEventHandler(PreExportEventContextFunction function)
			
 
				+            : m_preExportEventContextFunction(AZStd::move(function))
			
 
				+        {
			
 
				+            BindToCall(&ExportEventHandler::PrepareForExport);
			
 
				+            AZ::SceneAPI::SceneCore::ExportingComponent::Activate();
			
 
				+        }
			
 
				+
			
 
				+        ~ExportEventHandler()
			
 
				+        {
			
 
				+            AZ::SceneAPI::SceneCore::ExportingComponent::Deactivate();
			
 
				+        }
			
 
				+
			
 
				+        Events::ProcessingResult PrepareForExport(Events::PreExportEventContext& context)
			
 
				+        {
			
 
				+            return m_preExportEventContextFunction(context);
			
 
				+        }
			
 
				+    };
			
 
				+
			
 
				+    //
			
 
				+    // PrefabGroupBehavior
			
 
				+    //
			
 
				+
			
 
				+    void PrefabGroupBehavior::Activate()
			
 
				+    {
			
 
				+        m_exportEventHandler = AZStd::make_shared<ExportEventHandler>([this](auto& context)
			
 
				+        {
			
 
				+            return this->OnPrepareForExport(context);
			
 
				+        });
			
 
				+    }
			
 
				+
			
 
				+    void PrefabGroupBehavior::Deactivate()
			
 
				+    {
			
 
				+        m_exportEventHandler.reset();
			
 
				+    }
			
 
				+
			
 
				+    AZStd::unique_ptr<rapidjson::Document> PrefabGroupBehavior::CreateProductAssetData(const SceneData::PrefabGroup* prefabGroup) const
			
 
				+    {
			
 
				+        using namespace AzToolsFramework::Prefab;
			
 
				+
			
 
				+        auto* prefabLoaderInterface = AZ::Interface<PrefabLoaderInterface>::Get();
			
 
				+        if (!prefabLoaderInterface)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "Could not get PrefabLoaderInterface");
			
 
				+            return {};
			
 
				+        }
			
 
				+
			
 
				+        // write to a UTF-8 string buffer
			
 
				+        auto prefabDomRef = prefabGroup->GetPrefabDomRef();
			
 
				+        if (!prefabDomRef)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "PrefabGroup(%s) missing PrefabDom", prefabGroup->GetName().c_str());
			
 
				+            return {};
			
 
				+        }
			
 
				+
			
 
				+        const AzToolsFramework::Prefab::PrefabDom& prefabDom = prefabDomRef.value();
			
 
				+        rapidjson::StringBuffer sb;
			
 
				+        rapidjson::Writer<rapidjson::StringBuffer, rapidjson::UTF8<>> writer(sb);
			
 
				+        if (prefabDom.Accept(writer) == false)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "Could not write PrefabGroup(%s) to JSON", prefabGroup->GetName().c_str());
			
 
				+            return {};
			
 
				+        }
			
 
				+
			
 
				+        // validate the PrefabDom will make a valid Prefab template instance
			
 
				+        auto templateId = prefabLoaderInterface->LoadTemplateFromString(sb.GetString(), prefabGroup->GetName().c_str());
			
 
				+        if (templateId == InvalidTemplateId)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "PrefabGroup(%s) Could not write load template", prefabGroup->GetName().c_str());
			
 
				+            return {};
			
 
				+        }
			
 
				+
			
 
				+        auto* prefabSystemComponentInterface = AZ::Interface<PrefabSystemComponentInterface>::Get();
			
 
				+        if (!prefabSystemComponentInterface)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "Could not get PrefabSystemComponentInterface");
			
 
				+            return {};
			
 
				+        }
			
 
				+
			
 
				+        // create instance to update the asset hints
			
 
				+        auto instance = prefabSystemComponentInterface->InstantiatePrefab(templateId);
			
 
				+        if (!instance)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "PrefabGroup(%s) Could not instantiate prefab", prefabGroup->GetName().c_str());
			
 
				+            return {};
			
 
				+        }
			
 
				+
			
 
				+        auto* instanceToTemplateInterface = AZ::Interface<InstanceToTemplateInterface>::Get();
			
 
				+        if (!instanceToTemplateInterface)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "Could not get InstanceToTemplateInterface");
			
 
				+            return {};
			
 
				+        }
			
 
				+
			
 
				+        // fill out a JSON DOM
			
 
				+        auto proceduralPrefab = AZStd::make_unique<rapidjson::Document>(rapidjson::kObjectType);
			
 
				+        instanceToTemplateInterface->GenerateDomForInstance(*proceduralPrefab.get(), *instance.get());
			
 
				+        return proceduralPrefab;
			
 
				+    }
			
 
				+
			
 
				+    bool PrefabGroupBehavior::WriteOutProductAsset(
			
 
				+        Events::PreExportEventContext& context,
			
 
				+        const SceneData::PrefabGroup* prefabGroup,
			
 
				+        const rapidjson::Document& doc) const
			
 
				+    {
			
 
				+        // Retrieve source asset info so we can get a string with the relative path to the asset
			
 
				+        bool assetInfoResult;
			
 
				+        Data::AssetInfo info;
			
 
				+        AZStd::string watchFolder;
			
 
				+        AzToolsFramework::AssetSystemRequestBus::BroadcastResult(
			
 
				+            assetInfoResult,
			
 
				+            &AzToolsFramework::AssetSystemRequestBus::Events::GetSourceInfoBySourcePath,
			
 
				+            context.GetScene().GetSourceFilename().c_str(),
			
 
				+            info,
			
 
				+            watchFolder);
			
 
				+
			
 
				+        AZ::IO::FixedMaxPath assetPath(info.m_relativePath);
			
 
				+        assetPath.ReplaceFilename(prefabGroup->GetName().c_str());
			
 
				+
			
 
				+        AZStd::string filePath = AZ::SceneAPI::Utilities::FileUtilities::CreateOutputFileName(
			
 
				+            assetPath.c_str(),
			
 
				+            context.GetOutputDirectory(),
			
 
				+            AZ::Prefab::PrefabGroupAssetHandler::s_Extension);
			
 
				+
			
 
				+        AZ::IO::FileIOStream fileStream(filePath.c_str(), AZ::IO::OpenMode::ModeWrite);
			
 
				+        if (fileStream.IsOpen() == false)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "File path(%s) could not open for write", filePath.c_str());
			
 
				+            return false;
			
 
				+        }
			
 
				+
			
 
				+        // write to a UTF-8 string buffer
			
 
				+        rapidjson::StringBuffer sb;
			
 
				+        rapidjson::Writer<rapidjson::StringBuffer, rapidjson::UTF8<>> writer(sb);
			
 
				+        if (doc.Accept(writer) == false)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "PrefabGroup(%s) Could not buffer JSON", prefabGroup->GetName().c_str());
			
 
				+            return false;
			
 
				+        }
			
 
				+
			
 
				+        const auto bytesWritten = fileStream.Write(sb.GetSize(), sb.GetString());
			
 
				+        if (bytesWritten > 1)
			
 
				+        {
			
 
				+            AZ::u32 subId = AZ::Crc32(filePath.c_str());
			
 
				+            context.GetProductList().AddProduct(
			
 
				+                filePath,
			
 
				+                context.GetScene().GetSourceGuid(),
			
 
				+                azrtti_typeid<Prefab::ProceduralPrefabAsset>(),
			
 
				+                {},
			
 
				+                AZStd::make_optional(subId));
			
 
				+
			
 
				+            return true;
			
 
				+        }
			
 
				+        return false;
			
 
				+    }
			
 
				+
			
 
				+    Events::ProcessingResult PrefabGroupBehavior::OnPrepareForExport(Events::PreExportEventContext& context) const
			
 
				+    {
			
 
				+        AZStd::vector<const SceneData::PrefabGroup*> prefabGroupCollection;
			
 
				+        const Containers::SceneManifest& manifest = context.GetScene().GetManifest();
			
 
				+
			
 
				+        for (size_t i = 0; i < manifest.GetEntryCount(); ++i)
			
 
				+        {
			
 
				+            const auto* group = azrtti_cast<const SceneData::PrefabGroup*>(manifest.GetValue(i).get());
			
 
				+            if (group)
			
 
				+            {
			
 
				+                prefabGroupCollection.push_back(group);
			
 
				+            }
			
 
				+        }
			
 
				+
			
 
				+        if (prefabGroupCollection.empty())
			
 
				+        {
			
 
				+            return AZ::SceneAPI::Events::ProcessingResult::Ignored;
			
 
				+        }
			
 
				+
			
 
				+        for (const auto* prefabGroup : prefabGroupCollection)
			
 
				+        {
			
 
				+            auto result = CreateProductAssetData(prefabGroup);
			
 
				+            if (!result)
			
 
				+            {
			
 
				+                return Events::ProcessingResult::Failure;
			
 
				+            }
			
 
				+
			
 
				+            if (WriteOutProductAsset(context, prefabGroup, *result.get()) == false)
			
 
				+            {
			
 
				+                return Events::ProcessingResult::Failure;
			
 
				+            }
			
 
				+        }
			
 
				+
			
 
				+        return Events::ProcessingResult::Success;
			
 
				+    }
			
 
				+
			
 
				+    void PrefabGroupBehavior::Reflect(ReflectContext* context)
			
 
				+    {
			
 
				+        AZ::SceneAPI::SceneData::PrefabGroup::Reflect(context);
			
 
				+        Prefab::ProceduralPrefabAsset::Reflect(context);
			
 
				+
			
 
				+        SerializeContext* serializeContext = azrtti_cast<SerializeContext*>(context);
			
 
				+        if (serializeContext)
			
 
				+        {
			
 
				+            serializeContext->Class<PrefabGroupBehavior, BehaviorComponent>()->Version(1);
			
 
				+        }
			
 
				+    }
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroupBehavior.h
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroupBehavior.h
@@ -0,0 +1,55 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+#pragma once
			
 
				+
			
 
				+#include <PrefabGroup/PrefabGroup.h>
			
 
				+#include <AzCore/Memory/Memory.h>
			
 
				+#include <AzCore/Memory/SystemAllocator.h>
			
 
				+#include <AzCore/std/containers/vector.h>
			
 
				+#include <AzCore/std/smart_ptr/shared_ptr.h>
			
 
				+#include <SceneAPI/SceneCore/Events/ProcessingResult.h>
			
 
				+#include <SceneAPI/SceneCore/Components/BehaviorComponent.h>
			
 
				+#include <AzCore/JSON/rapidjson.h>
			
 
				+
			
 
				+namespace AZ
			
 
				+{
			
 
				+    class ReflectContext;
			
 
				+}
			
 
				+
			
 
				+namespace AZ::SceneAPI::Events
			
 
				+{
			
 
				+    class PreExportEventContext;
			
 
				+}
			
 
				+
			
 
				+namespace AZ::SceneAPI::Behaviors
			
 
				+{
			
 
				+    class PrefabGroupBehavior
			
 
				+        : public SceneCore::BehaviorComponent
			
 
				+    {
			
 
				+    public:
			
 
				+        AZ_COMPONENT(PrefabGroupBehavior, "{13DC2819-CAC2-4977-91D7-C870087072AB}", SceneCore::BehaviorComponent);
			
 
				+
			
 
				+        ~PrefabGroupBehavior() override = default;
			
 
				+
			
 
				+        void Activate() override;
			
 
				+        void Deactivate() override;
			
 
				+        static void Reflect(ReflectContext* context);
			
 
				+
			
 
				+    private:
			
 
				+        Events::ProcessingResult OnPrepareForExport(Events::PreExportEventContext& context) const;
			
 
				+        AZStd::unique_ptr<rapidjson::Document> CreateProductAssetData(const SceneData::PrefabGroup* prefabGroup) const;
			
 
				+
			
 
				+        bool WriteOutProductAsset(
			
 
				+            Events::PreExportEventContext& context,
			
 
				+            const SceneData::PrefabGroup* prefabGroup,
			
 
				+            const rapidjson::Document& doc) const;
			
 
				+
			
 
				+        struct ExportEventHandler;
			
 
				+        AZStd::shared_ptr<ExportEventHandler> m_exportEventHandler;
			
 
				+    };
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroupTests.cpp
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/PrefabGroupTests.cpp
@@ -0,0 +1,161 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <PrefabBuilderTests.h>
			
 
				+#include <PrefabGroup/IPrefabGroup.h>
			
 
				+#include <PrefabGroup/PrefabGroup.h>
			
 
				+#include <AzCore/Serialization/Json/JsonSystemComponent.h>
			
 
				+#include <AzCore/Serialization/Json/RegistrationContext.h>
			
 
				+#include <AzFramework/FileFunc/FileFunc.h>
			
 
				+
			
 
				+namespace UnitTest
			
 
				+{
			
 
				+    TEST_F(PrefabBuilderTests, PrefabGroup_FindsRequiredReflection_True)
			
 
				+    {
			
 
				+        using namespace AZ::SceneAPI;
			
 
				+        auto* serializeContext = m_app.GetSerializeContext();
			
 
				+        ASSERT_NE(nullptr, serializeContext);
			
 
				+        SceneData::PrefabGroup::Reflect(serializeContext);
			
 
				+        SceneData::PrefabGroup::Reflect(m_app.GetJsonRegistrationContext());
			
 
				+        ASSERT_NE(nullptr, serializeContext->FindClassData(azrtti_typeid<DataTypes::IPrefabGroup>()));
			
 
				+        ASSERT_NE(nullptr, serializeContext->FindClassData(azrtti_typeid<SceneData::PrefabGroup>()));
			
 
				+
			
 
				+        auto findElementWithName = [](const AZ::SerializeContext::ClassData* classData, const char* name)
			
 
				+        {
			
 
				+            auto it = AZStd::find_if(classData->m_elements.begin(), classData->m_elements.end(), [name](const auto& element)
			
 
				+            {
			
 
				+                return strcmp(element.m_name, name) == 0;
			
 
				+            });
			
 
				+            return it != classData->m_elements.end();
			
 
				+        };
			
 
				+
			
 
				+        auto* prefabGroupClassData = serializeContext->FindClassData(azrtti_typeid<SceneData::PrefabGroup>());
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "name"));
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "nodeSelectionList"));
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "rules"));
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "id"));
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "prefabDomData"));
			
 
				+
			
 
				+        m_app.GetJsonRegistrationContext()->EnableRemoveReflection();
			
 
				+        SceneData::PrefabGroup::Reflect(m_app.GetJsonRegistrationContext());
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(PrefabBuilderTests, PrefabGroup_JsonWithPrefabArbitraryPrefab_Works)
			
 
				+    {
			
 
				+        namespace JSR = AZ::JsonSerializationResult;
			
 
				+        using namespace AZ::SceneAPI;
			
 
				+        auto* serializeContext = m_app.GetSerializeContext();
			
 
				+        ASSERT_NE(nullptr, serializeContext);
			
 
				+        SceneData::PrefabGroup::Reflect(serializeContext);
			
 
				+        AZ::Prefab::ProceduralPrefabAsset::Reflect(serializeContext);
			
 
				+        SceneData::PrefabGroup::Reflect(m_app.GetJsonRegistrationContext());
			
 
				+        AZ::Prefab::ProceduralPrefabAsset::Reflect(m_app.GetJsonRegistrationContext());
			
 
				+
			
 
				+        // fill out a PrefabGroup using JSON
			
 
				+        AZStd::string_view input = R"JSON(
			
 
				+        {
			
 
				+            "name" : "tester",
			
 
				+            "id" : "{49698DBC-B447-49EF-9B56-25BB29342AFB}",
			
 
				+            "prefabDomData" : {"foo": "bar"}
			
 
				+        })JSON";
			
 
				+
			
 
				+        rapidjson::Document document;
			
 
				+        document.Parse<rapidjson::kParseCommentsFlag>(input.data(), input.size());
			
 
				+        ASSERT_FALSE(document.HasParseError());
			
 
				+
			
 
				+        SceneData::PrefabGroup instancePrefabGroup;
			
 
				+        EXPECT_EQ(AZ::JsonSerialization::Load(instancePrefabGroup, document).GetOutcome(), JSR::Outcomes::PartialDefaults);
			
 
				+
			
 
				+        ASSERT_TRUE(instancePrefabGroup.GetPrefabDomRef().has_value());
			
 
				+        const AzToolsFramework::Prefab::PrefabDom& dom = instancePrefabGroup.GetPrefabDomRef().value();
			
 
				+        EXPECT_TRUE(dom.IsObject());
			
 
				+        EXPECT_TRUE(dom.GetObject().HasMember("foo"));
			
 
				+        EXPECT_STREQ(dom.GetObject().FindMember("foo")->value.GetString(), "bar");
			
 
				+        EXPECT_STREQ(instancePrefabGroup.GetName().c_str(), "tester");
			
 
				+        EXPECT_STREQ(instancePrefabGroup.GetId().ToString<AZStd::string>().c_str(), "{49698DBC-B447-49EF-9B56-25BB29342AFB}");
			
 
				+
			
 
				+        m_app.GetJsonRegistrationContext()->EnableRemoveReflection();
			
 
				+        SceneData::PrefabGroup::Reflect(m_app.GetJsonRegistrationContext());
			
 
				+        AZ::Prefab::ProceduralPrefabAsset::Reflect(m_app.GetJsonRegistrationContext());
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(PrefabBuilderTests, PrefabGroup_InvalidPrefabJson_Detected)
			
 
				+    {
			
 
				+        using namespace AZ::SceneAPI;
			
 
				+
			
 
				+        AZStd::string_view input = R"JSON(
			
 
				+        {
			
 
				+            bad json that will not parse
			
 
				+        })JSON";
			
 
				+
			
 
				+        rapidjson::Document document;
			
 
				+        document.Parse<rapidjson::kParseCommentsFlag>(input.data(), input.size());
			
 
				+
			
 
				+        SceneData::PrefabGroup prefabGroup;
			
 
				+        prefabGroup.SetId(AZ::Uuid::CreateRandom());
			
 
				+        prefabGroup.SetName("tester");
			
 
				+        prefabGroup.SetPrefabDom(AZStd::move(document));
			
 
				+
			
 
				+        const AzToolsFramework::Prefab::PrefabDom& dom = prefabGroup.GetPrefabDomRef().value();
			
 
				+        EXPECT_TRUE(dom.IsNull());
			
 
				+        EXPECT_STREQ("tester", prefabGroup.GetName().c_str());
			
 
				+    }
			
 
				+
			
 
				+    struct PrefabBuilderBehaviorTests
			
 
				+        : public PrefabBuilderTests
			
 
				+    {
			
 
				+        void SetUp() override
			
 
				+        {
			
 
				+            using namespace AZ::SceneAPI;
			
 
				+
			
 
				+            PrefabBuilderTests::SetUp();
			
 
				+            SceneData::PrefabGroup::Reflect(m_app.GetSerializeContext());
			
 
				+            SceneData::PrefabGroup::Reflect(m_app.GetBehaviorContext());
			
 
				+            SceneData::PrefabGroup::Reflect(m_app.GetJsonRegistrationContext());
			
 
				+            m_scriptContext = AZStd::make_unique<AZ::ScriptContext>();
			
 
				+            m_scriptContext->BindTo(m_app.GetBehaviorContext());
			
 
				+        }
			
 
				+
			
 
				+        void TearDown() override
			
 
				+        {
			
 
				+            using namespace AZ::SceneAPI;
			
 
				+            m_app.GetJsonRegistrationContext()->EnableRemoveReflection();
			
 
				+            SceneData::PrefabGroup::Reflect(m_app.GetJsonRegistrationContext());
			
 
				+
			
 
				+            m_scriptContext.reset();
			
 
				+            PrefabBuilderTests::TearDown();
			
 
				+        }
			
 
				+
			
 
				+        void ExpectExecute(AZStd::string_view script)
			
 
				+        {
			
 
				+            EXPECT_TRUE(m_scriptContext->Execute(script.data()));
			
 
				+        }
			
 
				+
			
 
				+        AZStd::unique_ptr<AZ::ScriptContext> m_scriptContext;
			
 
				+    };
			
 
				+
			
 
				+    TEST_F(PrefabBuilderBehaviorTests, PrefabGroup_PrefabGroupClass_Exists)
			
 
				+    {
			
 
				+        ExpectExecute("group = PrefabGroup()");
			
 
				+        ExpectExecute("assert(group)");
			
 
				+        ExpectExecute("assert(group.name)");
			
 
				+        ExpectExecute("assert(group.id)");
			
 
				+        ExpectExecute("assert(group.prefabDomData)");
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(PrefabBuilderBehaviorTests, PrefabGroup_PrefabGroupAssignment_Works)
			
 
				+    {
			
 
				+        ExpectExecute("group = PrefabGroup()");
			
 
				+        ExpectExecute("group.name = 'tester'");
			
 
				+        ExpectExecute("group.id = Uuid.CreateString('{AAAAAAAA-BBBB-CCCC-DDDD-EEEEEEEEEEEE}', 0)");
			
 
				+        ExpectExecute("group.prefabDomData = '{\"foo\": \"bar\"}'");
			
 
				+        ExpectExecute("assert(group.name == 'tester')");
			
 
				+        ExpectExecute("assert(tostring(group.id) == '{AAAAAAAA-BBBB-CCCC-DDDD-EEEEEEEEEEEE}')");
			
 
				+        ExpectExecute("assert(group.prefabDomData == '{\\n    \"foo\": \"bar\"\\n}')");
			
 
				+    }
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/ProceduralAssetHandler.cpp
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/ProceduralAssetHandler.cpp
@@ -0,0 +1,185 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <PrefabGroup/ProceduralAssetHandler.h>
			
 
				+#include <AzCore/Asset/AssetTypeInfoBus.h>
			
 
				+#include <AzCore/std/smart_ptr/make_shared.h>
			
 
				+#include <AzFramework/FileFunc/FileFunc.h>
			
 
				+#include <AzToolsFramework/Prefab/PrefabSystemComponentInterface.h>
			
 
				+#include <AzToolsFramework/Prefab/PrefabLoaderInterface.h>
			
 
				+#include <AzToolsFramework/Prefab/Procedural/ProceduralPrefabAsset.h>
			
 
				+#include <AzCore/Serialization/Json/JsonUtils.h>
			
 
				+
			
 
				+namespace AZ::Prefab
			
 
				+{
			
 
				+    // AssetTypeInfoHandler
			
 
				+
			
 
				+    class PrefabGroupAssetHandler::AssetTypeInfoHandler final
			
 
				+        : public AZ::AssetTypeInfoBus::Handler
			
 
				+    {
			
 
				+    public:
			
 
				+        AZ_CLASS_ALLOCATOR(AssetTypeInfoHandler, AZ::SystemAllocator, 0);
			
 
				+        AssetTypeInfoHandler();
			
 
				+        ~AssetTypeInfoHandler() override;
			
 
				+        AZ::Data::AssetType GetAssetType() const override;
			
 
				+        const char* GetAssetTypeDisplayName() const override;
			
 
				+        const char* GetGroup() const override;
			
 
				+        const char* GetBrowserIcon() const override;
			
 
				+        void GetAssetTypeExtensions(AZStd::vector<AZStd::string>& extensions) override;
			
 
				+    };
			
 
				+
			
 
				+    PrefabGroupAssetHandler::AssetTypeInfoHandler::AssetTypeInfoHandler()
			
 
				+    {
			
 
				+        AZ::AssetTypeInfoBus::Handler::BusConnect(azrtti_typeid<ProceduralPrefabAsset>());
			
 
				+    }
			
 
				+
			
 
				+    PrefabGroupAssetHandler::AssetTypeInfoHandler::~AssetTypeInfoHandler()
			
 
				+    {
			
 
				+        AZ::AssetTypeInfoBus::Handler::BusDisconnect(azrtti_typeid<ProceduralPrefabAsset>());
			
 
				+    }
			
 
				+
			
 
				+    AZ::Data::AssetType PrefabGroupAssetHandler::AssetTypeInfoHandler::GetAssetType() const
			
 
				+    {
			
 
				+        return azrtti_typeid<ProceduralPrefabAsset>();
			
 
				+    }
			
 
				+
			
 
				+    const char* PrefabGroupAssetHandler::AssetTypeInfoHandler::GetAssetTypeDisplayName() const
			
 
				+    {
			
 
				+        return "Procedural Prefab";
			
 
				+    }
			
 
				+
			
 
				+    const char* PrefabGroupAssetHandler::AssetTypeInfoHandler::GetGroup() const
			
 
				+    {
			
 
				+        return "Prefab";
			
 
				+    }
			
 
				+
			
 
				+    const char* PrefabGroupAssetHandler::AssetTypeInfoHandler::GetBrowserIcon() const
			
 
				+    {
			
 
				+        return "Icons/Components/Box.png";
			
 
				+    }
			
 
				+
			
 
				+    void PrefabGroupAssetHandler::AssetTypeInfoHandler::GetAssetTypeExtensions(AZStd::vector<AZStd::string>& extensions)
			
 
				+    {
			
 
				+        extensions.push_back(PrefabGroupAssetHandler::s_Extension);
			
 
				+    }
			
 
				+
			
 
				+    // PrefabGroupAssetHandler
			
 
				+
			
 
				+    AZStd::string_view PrefabGroupAssetHandler::s_Extension{ "procprefab" };
			
 
				+
			
 
				+    PrefabGroupAssetHandler::PrefabGroupAssetHandler()
			
 
				+    {
			
 
				+        auto assetCatalog = AZ::Data::AssetCatalogRequestBus::FindFirstHandler();
			
 
				+        if (assetCatalog)
			
 
				+        {
			
 
				+            assetCatalog->EnableCatalogForAsset(azrtti_typeid<ProceduralPrefabAsset>());
			
 
				+            assetCatalog->AddExtension(s_Extension.data());
			
 
				+        }
			
 
				+        if (AZ::Data::AssetManager::IsReady())
			
 
				+        {
			
 
				+            AZ::Data::AssetManager::Instance().RegisterHandler(this, azrtti_typeid<ProceduralPrefabAsset>());
			
 
				+        }
			
 
				+        m_assetTypeInfoHandler = AZStd::make_shared<AssetTypeInfoHandler>();
			
 
				+    }
			
 
				+
			
 
				+    PrefabGroupAssetHandler::~PrefabGroupAssetHandler()
			
 
				+    {
			
 
				+        m_assetTypeInfoHandler.reset();
			
 
				+        if (AZ::Data::AssetManager::IsReady())
			
 
				+        {
			
 
				+            AZ::Data::AssetManager::Instance().UnregisterHandler(this);
			
 
				+        }
			
 
				+    }
			
 
				+
			
 
				+    AZ::Data::AssetData* PrefabGroupAssetHandler::CreateAsset([[maybe_unused]] const AZ::Data::AssetId& id, const AZ::Data::AssetType& type)
			
 
				+    {
			
 
				+        if (type != azrtti_typeid<ProceduralPrefabAsset>())
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "Invalid asset type! Only handle 'ProceduralPrefabAsset'");
			
 
				+            return nullptr;
			
 
				+        }
			
 
				+        return aznew ProceduralPrefabAsset{};
			
 
				+    }
			
 
				+
			
 
				+    void PrefabGroupAssetHandler::DestroyAsset(AZ::Data::AssetData* ptr)
			
 
				+    {
			
 
				+        // Note: the PrefabLoaderInterface will handle the lifetime of the Prefab Template
			
 
				+        delete ptr;
			
 
				+    }
			
 
				+
			
 
				+    void PrefabGroupAssetHandler::GetHandledAssetTypes(AZStd::vector<AZ::Data::AssetType>& assetTypes)
			
 
				+    {
			
 
				+        assetTypes.push_back(azrtti_typeid<ProceduralPrefabAsset>());
			
 
				+    }
			
 
				+
			
 
				+    AZ::Data::AssetHandler::LoadResult PrefabGroupAssetHandler::LoadAssetData(
			
 
				+        const AZ::Data::Asset<AZ::Data::AssetData>& asset,
			
 
				+        AZStd::shared_ptr<AZ::Data::AssetDataStream> stream,
			
 
				+        [[maybe_unused]] const AZ::Data::AssetFilterCB& assetLoadFilterCB)
			
 
				+    {
			
 
				+        using namespace AzToolsFramework::Prefab;
			
 
				+
			
 
				+        auto* proceduralPrefabAsset = asset.GetAs<ProceduralPrefabAsset>();
			
 
				+        if (!proceduralPrefabAsset)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "This should be a ProceduralPrefabAsset type, as this is the only type we process!");
			
 
				+            return LoadResult::Error;
			
 
				+        }
			
 
				+
			
 
				+        AZStd::string buffer;
			
 
				+        buffer.resize(stream->GetLoadedSize());
			
 
				+        stream->Read(stream->GetLoadedSize(), buffer.data());
			
 
				+
			
 
				+        auto jsonOutcome = AZ::JsonSerializationUtils::ReadJsonString(buffer);
			
 
				+        if (jsonOutcome.IsSuccess() == false)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "Asset JSON failed to compile %s", jsonOutcome.GetError().c_str());
			
 
				+            return LoadResult::Error;
			
 
				+        }
			
 
				+        const auto& jsonDoc = jsonOutcome.GetValue();
			
 
				+
			
 
				+        if (jsonDoc.IsObject() == false)
			
 
				+        {
			
 
				+            return LoadResult::Error;
			
 
				+        }
			
 
				+
			
 
				+        if (jsonDoc.FindMember("Source") == jsonDoc.MemberEnd())
			
 
				+        {
			
 
				+            return LoadResult::Error;
			
 
				+        }
			
 
				+        const auto& templateName = jsonDoc["Source"];
			
 
				+
			
 
				+        AZStd::string stringJson;
			
 
				+        auto stringOutcome = AZ::JsonSerializationUtils::WriteJsonString(jsonDoc, stringJson);
			
 
				+        if (stringOutcome.IsSuccess() == false)
			
 
				+        {
			
 
				+            AZ_Error("prefab", false, "Could not write to JSON string %s", stringOutcome.GetError().c_str());
			
 
				+            return LoadResult::Error;
			
 
				+        }
			
 
				+
			
 
				+        // prepare the template
			
 
				+        auto* prefabLoaderInterface = AZ::Interface<PrefabLoaderInterface>::Get();
			
 
				+        if (!prefabLoaderInterface)
			
 
				+        {
			
 
				+            return LoadResult::Error;
			
 
				+        }
			
 
				+
			
 
				+        auto templateId = prefabLoaderInterface->LoadTemplateFromString(stringJson.data(), templateName.GetString());
			
 
				+        if (templateId == InvalidTemplateId)
			
 
				+        {
			
 
				+            return LoadResult::Error;
			
 
				+        }
			
 
				+
			
 
				+        proceduralPrefabAsset->SetTemplateId(templateId);
			
 
				+        proceduralPrefabAsset->SetTemplateName(templateName.GetString());
			
 
				+        return LoadResult::LoadComplete;
			
 
				+    }
			
 
				+
			
 
				+    AZStd::unique_ptr<PrefabGroupAssetHandler> s_PrefabGroupAssetHandler;
			
 
				+}
			
 
				+
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroup/ProceduralAssetHandler.h
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroup/ProceduralAssetHandler.h
@@ -0,0 +1,39 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+#pragma once
			
 
				+
			
 
				+#include <AzCore/Asset/AssetManager.h>
			
 
				+#include <AzCore/Memory/SystemAllocator.h>
			
 
				+#include <AzCore/std/smart_ptr/shared_ptr.h>
			
 
				+#include <AzCore/std/containers/vector.h>
			
 
				+
			
 
				+namespace AZ::Prefab
			
 
				+{
			
 
				+    class PrefabGroupAssetHandler final
			
 
				+        : public AZ::Data::AssetHandler
			
 
				+    {
			
 
				+    public:
			
 
				+        AZ_CLASS_ALLOCATOR(PrefabGroupAssetHandler, AZ::SystemAllocator, 0);
			
 
				+        PrefabGroupAssetHandler();
			
 
				+        ~PrefabGroupAssetHandler() override;
			
 
				+
			
 
				+        static AZStd::string_view s_Extension;
			
 
				+
			
 
				+    protected:
			
 
				+        AZ::Data::AssetData* CreateAsset(const AZ::Data::AssetId& id, const AZ::Data::AssetType& type) override;
			
 
				+        void DestroyAsset(AZ::Data::AssetData* ptr) override;
			
 
				+        void GetHandledAssetTypes(AZStd::vector<AZ::Data::AssetType>& assetTypes) override;
			
 
				+        AZ::Data::AssetHandler::LoadResult LoadAssetData(
			
 
				+            const AZ::Data::Asset<AZ::Data::AssetData>& asset,
			
 
				+            AZStd::shared_ptr<AZ::Data::AssetDataStream> stream,
			
 
				+            const AZ::Data::AssetFilterCB& assetLoadFilterCB) override;
			
 
				+
			
 
				+        class AssetTypeInfoHandler;
			
 
				+        AZStd::shared_ptr<AssetTypeInfoHandler> m_assetTypeInfoHandler;
			
 
				+    };
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/PrefabGroupTests.cpp
+++ b/Gems/Prefab/PrefabBuilder/PrefabGroupTests.cpp
@@ -0,0 +1,162 @@
 
				+/*
			
 
				+ * Copyright (c) Contributors to the Open 3D Engine Project.
			
 
				+ * For complete copyright and license terms please see the LICENSE at the root of this distribution.
			
 
				+ *
			
 
				+ * SPDX-License-Identifier: Apache-2.0 OR MIT
			
 
				+ *
			
 
				+ */
			
 
				+
			
 
				+#include <PrefabGroup/PrefabBuilderTests.h>
			
 
				+#include <PrefabGroup/IPrefabGroup.h>
			
 
				+#include <PrefabGroup/PrefabGroup.h>
			
 
				+#include <AzCore/Serialization/Json/JsonSystemComponent.h>
			
 
				+
			
 
				+namespace UnitTest
			
 
				+{
			
 
				+    TEST_F(PrefabBuilderTests, PrefabGroup_FindsRequiredReflection_True)
			
 
				+    {
			
 
				+        using namespace AZ::SceneAPI;
			
 
				+        auto* serializeContext = m_app.GetSerializeContext();
			
 
				+        ASSERT_NE(nullptr, serializeContext);
			
 
				+        SceneData::PrefabGroup::Reflect(serializeContext);
			
 
				+        ASSERT_NE(nullptr, serializeContext->FindClassData(azrtti_typeid<DataTypes::IPrefabGroup>()));
			
 
				+        ASSERT_NE(nullptr, serializeContext->FindClassData(azrtti_typeid<SceneData::PrefabGroup>()));
			
 
				+
			
 
				+        auto findElementWithName = [](const AZ::SerializeContext::ClassData* classData, const char* name)
			
 
				+        {
			
 
				+            auto it = AZStd::find_if(classData->m_elements.begin(), classData->m_elements.end(), [name](const auto& element)
			
 
				+            {
			
 
				+                return strcmp(element.m_name, name) == 0;
			
 
				+            });
			
 
				+            return it != classData->m_elements.end();
			
 
				+        };
			
 
				+
			
 
				+        auto* prefabGroupClassData = serializeContext->FindClassData(azrtti_typeid<SceneData::PrefabGroup>());
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "name"));
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "nodeSelectionList"));
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "rules"));
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "id"));
			
 
				+        EXPECT_TRUE(findElementWithName(prefabGroupClassData, "prefabDomBuffer"));
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(PrefabBuilderTests, PrefabGroup_JsonWithPrefabArbitraryPrefab_Works)
			
 
				+    {
			
 
				+        using namespace AZ::SceneAPI;
			
 
				+        auto* serializeContext = m_app.GetSerializeContext();
			
 
				+        ASSERT_NE(nullptr, serializeContext);
			
 
				+        SceneData::PrefabGroup::Reflect(serializeContext);
			
 
				+
			
 
				+        // fill out a PrefabGroup using JSON
			
 
				+        AZStd::string_view input = R"JSON(
			
 
				+        {
			
 
				+            "name" : "tester",
			
 
				+            "id" : "{49698DBC-B447-49EF-9B56-25BB29342AFB}",
			
 
				+            "prefabDomBuffer" : "{\"foo\":\"bar\"}"
			
 
				+        })JSON";
			
 
				+
			
 
				+        rapidjson::Document document;
			
 
				+        document.Parse<rapidjson::kParseCommentsFlag>(input.data(), input.size());
			
 
				+        ASSERT_FALSE(document.HasParseError());
			
 
				+
			
 
				+        SceneData::PrefabGroup instancePrefabGroup;
			
 
				+        AZ::JsonSerialization::Load(instancePrefabGroup, document);
			
 
				+
			
 
				+        const auto& dom = instancePrefabGroup.GetPrefabDom();
			
 
				+        EXPECT_TRUE(dom.GetObject().HasMember("foo"));
			
 
				+        EXPECT_STREQ(dom.GetObject().FindMember("foo")->value.GetString(), "bar");
			
 
				+        EXPECT_STREQ(instancePrefabGroup.GetName().c_str(), "tester");
			
 
				+        EXPECT_STREQ(
			
 
				+            instancePrefabGroup.GetId().ToString<AZStd::string>().c_str(),
			
 
				+            "{49698DBC-B447-49EF-9B56-25BB29342AFB}");
			
 
				+        EXPECT_TRUE(instancePrefabGroup.GetPrefabDom().IsObject());
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(PrefabBuilderTests, PrefabGroup_InvalidPrefabJson_Detected)
			
 
				+    {
			
 
				+        using namespace AZ::SceneAPI;
			
 
				+
			
 
				+        AZStd::string_view input = R"JSON(
			
 
				+        {
			
 
				+            bad json that will not parse
			
 
				+        })JSON";
			
 
				+
			
 
				+        rapidjson::Document document;
			
 
				+        document.Parse<rapidjson::kParseCommentsFlag>(input.data(), input.size());
			
 
				+
			
 
				+        SceneData::PrefabGroup prefabGroup;
			
 
				+        prefabGroup.SetId(AZStd::move(AZ::Uuid::CreateRandom()));
			
 
				+        prefabGroup.SetName(AZStd::move("tester"));
			
 
				+        prefabGroup.SetPrefabDom(AZStd::move(document));
			
 
				+
			
 
				+        const auto& dom = prefabGroup.GetPrefabDom();
			
 
				+        EXPECT_TRUE(dom.IsNull());
			
 
				+        EXPECT_STREQ("tester", prefabGroup.GetName().c_str());
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(PrefabBuilderTests, PrefabGroup_InvalidPrefabJsonBuffer_Detected)
			
 
				+    {
			
 
				+        using namespace AZ::SceneAPI;
			
 
				+
			
 
				+        AZStd::string_view inputJson = R"JSON(
			
 
				+        {
			
 
				+            bad json that will not parse
			
 
				+        })JSON";
			
 
				+
			
 
				+        SceneData::PrefabGroup prefabGroup;
			
 
				+        prefabGroup.SetId(AZStd::move(AZ::Uuid::CreateRandom()));
			
 
				+        prefabGroup.SetName(AZStd::move("tester"));
			
 
				+        prefabGroup.SetPrefabDomBuffer(std::move(inputJson));
			
 
				+
			
 
				+        const auto& dom = prefabGroup.GetPrefabDom();
			
 
				+        EXPECT_TRUE(dom.IsNull());
			
 
				+        EXPECT_STREQ("tester", prefabGroup.GetName().c_str());
			
 
				+    }
			
 
				+
			
 
				+    struct PrefabBuilderBehaviorTests
			
 
				+        : public PrefabBuilderTests
			
 
				+    {
			
 
				+        void SetUp() override
			
 
				+        {
			
 
				+            using namespace AZ::SceneAPI;
			
 
				+
			
 
				+            PrefabBuilderTests::SetUp();
			
 
				+            SceneData::PrefabGroup::Reflect(m_app.GetSerializeContext());
			
 
				+            SceneData::PrefabGroup::Reflect(m_app.GetBehaviorContext());
			
 
				+            m_scriptContext = AZStd::make_unique<AZ::ScriptContext>();
			
 
				+            m_scriptContext->BindTo(m_app.GetBehaviorContext());
			
 
				+        }
			
 
				+
			
 
				+        void TearDown() override
			
 
				+        {
			
 
				+            m_scriptContext.reset();
			
 
				+            PrefabBuilderTests::TearDown();
			
 
				+        }
			
 
				+
			
 
				+        void ExpectExecute(AZStd::string_view script)
			
 
				+        {
			
 
				+            EXPECT_TRUE(m_scriptContext->Execute(script.data()));
			
 
				+        }
			
 
				+
			
 
				+        AZStd::unique_ptr<AZ::ScriptContext> m_scriptContext;
			
 
				+    };
			
 
				+
			
 
				+    TEST_F(PrefabBuilderBehaviorTests, PrefabGroup_PrefabGroupClass_Exists)
			
 
				+    {
			
 
				+        ExpectExecute("group = PrefabGroup()");
			
 
				+        ExpectExecute("assert(group)");
			
 
				+        ExpectExecute("assert(group.name)");
			
 
				+        ExpectExecute("assert(group.id)");
			
 
				+        ExpectExecute("assert(group.prefabDomBuffer)");
			
 
				+    }
			
 
				+
			
 
				+    TEST_F(PrefabBuilderBehaviorTests, PrefabGroup_PrefabGroupAssignment_Works)
			
 
				+    {
			
 
				+        ExpectExecute("group = PrefabGroup()");
			
 
				+        ExpectExecute("group.name = 'tester'");
			
 
				+        ExpectExecute("group.id = Uuid.CreateString('{AAAAAAAA-BBBB-CCCC-DDDD-EEEEEEEEEEEE}', 0)");
			
 
				+        ExpectExecute("group.prefabDomBuffer = '{}'");
			
 
				+        ExpectExecute("assert(group.name == 'tester')");
			
 
				+        ExpectExecute("assert(tostring(group.id) == '{AAAAAAAA-BBBB-CCCC-DDDD-EEEEEEEEEEEE}')");
			
 
				+        ExpectExecute("assert(group.prefabDomBuffer == '{}')");
			
 
				+    }
			
 
				+}
			
--- a/Gems/Prefab/PrefabBuilder/prefabbuilder_files.cmake
+++ b/Gems/Prefab/PrefabBuilder/prefabbuilder_files.cmake
@@ -9,4 +9,11 @@
 
				 set(FILES
			
 
				     PrefabBuilderComponent.h
			
 
				     PrefabBuilderComponent.cpp
			
 
				+    PrefabGroup/IPrefabGroup.h
			
 
				+    PrefabGroup/PrefabGroup.cpp
			
 
				+    PrefabGroup/PrefabGroup.h
			
 
				+    PrefabGroup/PrefabGroupBehavior.cpp
			
 
				+    PrefabGroup/PrefabGroupBehavior.h
			
 
				+    PrefabGroup/ProceduralAssetHandler.cpp
			
 
				+    PrefabGroup/ProceduralAssetHandler.h
			
 
				 )
			
--- a/Gems/Prefab/PrefabBuilder/prefabbuilder_tests_files.cmake
+++ b/Gems/Prefab/PrefabBuilder/prefabbuilder_tests_files.cmake
@@ -9,4 +9,7 @@
 
				 set(FILES
			
 
				     PrefabBuilderTests.h
			
 
				     PrefabBuilderTests.cpp
			
 
				+    PrefabGroup/PrefabGroupTests.cpp
			
 
				+    PrefabGroup/PrefabBehaviorTests.cpp
			
 
				+    PrefabGroup/PrefabBehaviorTests.inl
			
 
				 )
			
--- a/Gems/PythonAssetBuilder/Editor/Scripts/scene_api/scene_data.py
+++ b/Gems/PythonAssetBuilder/Editor/Scripts/scene_api/scene_data.py
@@ -104,6 +104,15 @@ class SceneManifest():
 
				         self.manifest['values'].append(meshGroup)
			
 
				         return meshGroup
			
 
				 
			
 
				+    def add_prefab_group(self, name, id, json) -> dict:
			
 
				+        prefabGroup = {}
			
 
				+        prefabGroup['$type'] = '{99FE3C6F-5B55-4D8B-8013-2708010EC715} PrefabGroup'
			
 
				+        prefabGroup['name'] = name
			
 
				+        prefabGroup['id'] = id
			
 
				+        prefabGroup['prefabDomData'] = json
			
 
				+        self.manifest['values'].append(prefabGroup)
			
 
				+        return prefabGroup
			
 
				+
			
 
				     def mesh_group_select_node(self, meshGroup, nodeName):
			
 
				         meshGroup['nodeSelectionList']['selectedNodes'].append(nodeName)
			
 
				 
			
--- a/Gems/SceneProcessing/Code/Source/SceneBuilder/SceneBuilderWorker.cpp
+++ b/Gems/SceneProcessing/Code/Source/SceneBuilder/SceneBuilderWorker.cpp
@@ -13,6 +13,7 @@
 
				 #include <SceneAPI/SceneCore/DataTypes/IGraphObject.h>
			
 
				 #include <AzCore/Serialization/SerializeContext.h>
			
 
				 #include <AzCore/std/containers/set.h>
			
 
				+#include <AzCore/Utils/Utils.h>
			
 
				 #include <AzFramework/Application/Application.h>
			
 
				 #include <AzFramework/StringFunc/StringFunc.h>
			
 
				 #include <AzToolsFramework/Debug/TraceContext.h>
			
@@ -34,6 +35,9 @@
 
				 #include <SceneAPI/SceneCore/DataTypes/GraphData/IAnimationData.h>
			
 
				 
			
 
				 #include <AssetBuilderSDK/AssetBuilderSDK.h>
			
 
				+#include <AzCore/Serialization/Json/JsonUtils.h>
			
 
				+#include <AzCore/Settings/SettingsRegistryMergeUtils.h>
			
 
				+#include <rapidjson/pointer.h>
			
 
				 #include <SceneBuilder/SceneBuilderWorker.h>
			
 
				 #include <SceneBuilder/TraceMessageHook.h>
			
 
				 
			
@@ -81,6 +85,93 @@ namespace SceneBuilder
 
				         return m_cachedFingerprint.c_str();
			
 
				     }
			
 
				 
			
 
				+    void SceneBuilderWorker::PopulateSourceDependencies(const AZStd::string& manifestJson, AZStd::vector<AssetBuilderSDK::SourceFileDependency>& sourceFileDependencies)
			
 
				+    {
			
 
				+        auto readJsonOutcome = AZ::JsonSerializationUtils::ReadJsonString(manifestJson);
			
 
				+        AZStd::string errorMsg;
			
 
				+        if (!readJsonOutcome.IsSuccess())
			
 
				+        {
			
 
				+            // This may be an old format xml file.  We don't have any dependencies in the old format so there's no point trying to parse an xml
			
 
				+            return;
			
 
				+        }
			
 
				+
			
 
				+        rapidjson::Document document = readJsonOutcome.TakeValue();
			
 
				+
			
 
				+        auto manifestObject = document.GetObject();
			
 
				+        auto valuesIterator = manifestObject.FindMember("values");
			
 
				+        auto valuesArray = valuesIterator->value.GetArray();
			
 
				+
			
 
				+        AZStd::vector<AZStd::string> paths;
			
 
				+        AZ::SceneAPI::Events::AssetImportRequestBus::Broadcast(
			
 
				+            &AZ::SceneAPI::Events::AssetImportRequestBus::Events::GetManifestDependencyPaths, paths);
			
 
				+
			
 
				+        for (const auto& value : valuesArray)
			
 
				+        {
			
 
				+            auto object = value.GetObject();
			
 
				+
			
 
				+            for (const auto& path : paths)
			
 
				+            {
			
 
				+                rapidjson::Pointer pointer(path.c_str());
			
 
				+
			
 
				+                auto dependencyValue = pointer.Get(object);
			
 
				+
			
 
				+                if (dependencyValue && dependencyValue->IsString())
			
 
				+                {
			
 
				+                    AZStd::string dependency = dependencyValue->GetString();
			
 
				+
			
 
				+                    sourceFileDependencies.emplace_back(AssetBuilderSDK::SourceFileDependency(
			
 
				+                        dependency, AZ::Uuid::CreateNull(), AssetBuilderSDK::SourceFileDependency::SourceFileDependencyType::Absolute));
			
 
				+                }
			
 
				+            }
			
 
				+        }
			
 
				+    }
			
 
				+
			
 
				+    bool SceneBuilderWorker::ManifestDependencyCheck(const AssetBuilderSDK::CreateJobsRequest& request, AssetBuilderSDK::CreateJobsResponse& response)
			
 
				+    {
			
 
				+        AZStd::string manifestExtension;
			
 
				+        AZStd::string generatedManifestExtension;
			
 
				+
			
 
				+        AZ::SceneAPI::Events::AssetImportRequestBus::Broadcast(
			
 
				+            &AZ::SceneAPI::Events::AssetImportRequestBus::Events::GetManifestExtension, manifestExtension);
			
 
				+        AZ::SceneAPI::Events::AssetImportRequestBus::Broadcast(
			
 
				+            &AZ::SceneAPI::Events::AssetImportRequestBus::Events::GetGeneratedManifestExtension, generatedManifestExtension);
			
 
				+
			
 
				+        if (manifestExtension.empty() || generatedManifestExtension.empty())
			
 
				+        {
			
 
				+            AZ_Error("SceneBuilderWorker", false, "Failed to get scene manifest extension");
			
 
				+            return false;
			
 
				+        }
			
 
				+
			
 
				+        AZ::SettingsRegistryInterface::FixedValueString assetCacheRoot;
			
 
				+        AZ::SettingsRegistry::Get()->Get(assetCacheRoot, AZ::SettingsRegistryMergeUtils::FilePathKey_CacheRootFolder);
			
 
				+
			
 
				+        auto manifestPath = (AZ::IO::Path(request.m_watchFolder) / (request.m_sourceFile + manifestExtension));
			
 
				+        auto generatedManifestPath = (AZ::IO::Path(assetCacheRoot) / (request.m_sourceFile + generatedManifestExtension));
			
 
				+
			
 
				+        auto populateDependenciesFunc = [&response](const AZStd::string& path)
			
 
				+        {
			
 
				+            auto readFileOutcome = AZ::Utils::ReadFile(path, AZ::SceneAPI::Containers::SceneManifest::MaxSceneManifestFileSizeInBytes);
			
 
				+            if (!readFileOutcome.IsSuccess())
			
 
				+            {
			
 
				+                AZ_Error("SceneBuilderWorker", false, "%s", readFileOutcome.GetError().c_str());
			
 
				+                return;
			
 
				+            }
			
 
				+
			
 
				+            PopulateSourceDependencies(readFileOutcome.TakeValue(), response.m_sourceFileDependencyList);
			
 
				+        };
			
 
				+
			
 
				+        if (AZ::IO::FileIOBase::GetInstance()->Exists(manifestPath.Native().c_str()))
			
 
				+        {
			
 
				+            populateDependenciesFunc(manifestPath.Native());
			
 
				+        }
			
 
				+        else if (AZ::IO::FileIOBase::GetInstance()->Exists(generatedManifestPath.Native().c_str()))
			
 
				+        {
			
 
				+            populateDependenciesFunc(generatedManifestPath.Native());
			
 
				+        }
			
 
				+
			
 
				+        return true;
			
 
				+    }
			
 
				+
			
 
				     void SceneBuilderWorker::CreateJobs(const AssetBuilderSDK::CreateJobsRequest& request, AssetBuilderSDK::CreateJobsResponse& response)
			
 
				     {
			
 
				         // Check for shutdown
			
@@ -118,6 +209,11 @@ namespace SceneBuilder
 
				         sourceFileDependencyInfo.m_sourceDependencyType = AssetBuilderSDK::SourceFileDependency::SourceFileDependencyType::Wildcards;
			
 
				         response.m_sourceFileDependencyList.push_back(sourceFileDependencyInfo);
			
 
				 
			
 
				+        if (!ManifestDependencyCheck(request, response))
			
 
				+        {
			
 
				+            return;
			
 
				+        }
			
 
				+
			
 
				         response.m_result = AssetBuilderSDK::CreateJobsResultCode::Success;
			
 
				     }
			
 
				 
			
--- a/Gems/SceneProcessing/Code/Source/SceneBuilder/SceneBuilderWorker.h
+++ b/Gems/SceneProcessing/Code/Source/SceneBuilder/SceneBuilderWorker.h
@@ -11,6 +11,7 @@
 
				 #include <AzCore/Component/Component.h>
			
 
				 #include <AzCore/std/smart_ptr/shared_ptr.h>
			
 
				 #include <AssetBuilderSDK/AssetBuilderBusses.h>
			
 
				+#include <AssetBuilderSDK/AssetBuilderSDK.h>
			
 
				 
			
 
				 namespace AssetBuilderSDK
			
 
				 {
			
@@ -45,11 +46,15 @@ namespace SceneBuilder
 
				     public:
			
 
				         ~SceneBuilderWorker() override = default;
			
 
				 
			
 
				+        
			
 
				         void CreateJobs(const AssetBuilderSDK::CreateJobsRequest& request, AssetBuilderSDK::CreateJobsResponse& response);
			
 
				         void ProcessJob(const AssetBuilderSDK::ProcessJobRequest& request, AssetBuilderSDK::ProcessJobResponse& response);
			
 
				 
			
 
				         void ShutDown() override;
			
 
				         const char* GetFingerprint() const;
			
 
				+        static void PopulateSourceDependencies(
			
 
				+            const AZStd::string& manifestJson, AZStd::vector<AssetBuilderSDK::SourceFileDependency>& sourceFileDependencies);
			
 
				+        static bool ManifestDependencyCheck(const AssetBuilderSDK::CreateJobsRequest& request, AssetBuilderSDK::CreateJobsResponse& response);
			
 
				         static AZ::Uuid GetUUID();
			
 
				 
			
 
				         void PopulateProductDependencies(const AZ::SceneAPI::Events::ExportProduct& exportProduct, const char* watchFolder, AssetBuilderSDK::JobProduct& jobProduct) const;
			
--- a/Gems/SceneProcessing/Code/Tests/SceneBuilder/SceneBuilderTests.cpp
+++ b/Gems/SceneProcessing/Code/Tests/SceneBuilder/SceneBuilderTests.cpp
@@ -11,11 +11,14 @@
 
				 #include <AzCore/IO/Path/Path.h>
			
 
				 #include <AzCore/Settings/SettingsRegistryMergeUtils.h>
			
 
				 #include <AzCore/UnitTest/TestTypes.h>
			
 
				+#include <AzCore/UnitTest/Mocks/MockFileIOBase.h>
			
 
				 #include <AzCore/UserSettings/UserSettingsComponent.h>
			
 
				 #include <AzFramework/StringFunc/StringFunc.h>
			
 
				 #include <AzToolsFramework/Application/ToolsApplication.h>
			
 
				+#include <SceneAPI/SceneCore/Events/AssetImportRequest.h>
			
 
				 #include <SceneBuilder/SceneBuilderWorker.h>
			
 
				 #include <SceneAPI/SceneCore/Events/ExportProductList.h>
			
 
				+#include <Tests/FileIOBaseTestTypes.h>
			
 
				 
			
 
				 using namespace AZ;
			
 
				 using namespace SceneBuilder;
			
@@ -193,3 +196,200 @@ TEST_F(SceneBuilderTests, SceneBuilderWorker_ExportProductDependencies_ProductAn
 
				 
			
 
				     TestSuccessCase(exportProduct, expectedPathDependencies, { dependencyId });
			
 
				 }
			
 
				+
			
 
				+struct ImportHandler
			
 
				+    : SceneAPI::Events::AssetImportRequestBus::Handler
			
 
				+{
			
 
				+    ImportHandler()
			
 
				+    {
			
 
				+        BusConnect();
			
 
				+    }
			
 
				+
			
 
				+    ~ImportHandler() override
			
 
				+    {
			
 
				+        BusDisconnect();
			
 
				+    }
			
 
				+
			
 
				+    void GetManifestDependencyPaths(AZStd::vector<AZStd::string>& paths) override
			
 
				+    {
			
 
				+        paths.emplace_back("/scriptFilename");
			
 
				+        paths.emplace_back("/layer1/layer2/0/target");
			
 
				+    }
			
 
				+
			
 
				+    void GetManifestExtension(AZStd::string& result) override
			
 
				+    {
			
 
				+        result = ".test";
			
 
				+    }
			
 
				+
			
 
				+    void GetGeneratedManifestExtension(AZStd::string& result) override
			
 
				+    {
			
 
				+        result = ".test.gen";
			
 
				+    }
			
 
				+};
			
 
				+
			
 
				+using SourceDependencyTests = UnitTest::ScopedAllocatorSetupFixture;
			
 
				+
			
 
				+namespace SourceDependencyJson
			
 
				+{
			
 
				+    constexpr const char* TestJson = R"JSON(
			
 
				+{
			
 
				+    "values": [
			
 
				+        {
			
 
				+            "$type": "Test1",
			
 
				+            "scriptFilename": "a/test/path.png"
			
 
				+        },
			
 
				+        {
			
 
				+            "$type": "Test2",
			
 
				+            "layer1" : {
			
 
				+                "layer2" : [
			
 
				+                    {
			
 
				+                        "target": "value.png",
			
 
				+                        "otherData": "value2.png"
			
 
				+                    },
			
 
				+                    {
			
 
				+                        "target" : "wrong.png"
			
 
				+                    }
			
 
				+                ]
			
 
				+            }
			
 
				+        }
			
 
				+    ]
			
 
				+}
			
 
				+    )JSON";
			
 
				+}
			
 
				+
			
 
				+TEST_F(SourceDependencyTests, SourceDependencyTest)
			
 
				+{
			
 
				+    ImportHandler handler;
			
 
				+    AZStd::vector<AssetBuilderSDK::SourceFileDependency> dependencies;
			
 
				+
			
 
				+    SceneBuilderWorker::PopulateSourceDependencies(SourceDependencyJson::TestJson, dependencies);
			
 
				+
			
 
				+    ASSERT_EQ(dependencies.size(), 2);
			
 
				+    ASSERT_STREQ(dependencies[0].m_sourceFileDependencyPath.c_str(), "a/test/path.png");
			
 
				+    ASSERT_STREQ(dependencies[1].m_sourceFileDependencyPath.c_str(), "value.png");
			
 
				+}
			
 
				+
			
 
				+struct SettingsRegistryMock : AZ::Interface<SettingsRegistryInterface>::Registrar
			
 
				+{
			
 
				+    bool Get(FixedValueString& result, AZStd::string_view) const override
			
 
				+    {
			
 
				+        result = "cache";
			
 
				+        return true;
			
 
				+    }
			
 
				+
			
 
				+    void SetApplyPatchSettings(const AZ::JsonApplyPatchSettings& /*applyPatchSettings*/) override{}
			
 
				+    void GetApplyPatchSettings(AZ::JsonApplyPatchSettings& /*applyPatchSettings*/) override{}
			
 
				+
			
 
				+    MOCK_CONST_METHOD1(GetType, Type (AZStd::string_view));
			
 
				+    MOCK_CONST_METHOD2(Visit, bool (Visitor&, AZStd::string_view));
			
 
				+    MOCK_CONST_METHOD2(Visit, bool (const VisitorCallback&, AZStd::string_view));
			
 
				+    MOCK_METHOD1(RegisterNotifier, NotifyEventHandler (const NotifyCallback&));
			
 
				+    MOCK_METHOD1(RegisterNotifier, NotifyEventHandler (NotifyCallback&&));
			
 
				+    MOCK_METHOD1(RegisterPreMergeEvent, PreMergeEventHandler (const PreMergeEventCallback&));
			
 
				+    MOCK_METHOD1(RegisterPreMergeEvent, PreMergeEventHandler (PreMergeEventCallback&&));
			
 
				+    MOCK_METHOD1(RegisterPostMergeEvent, PostMergeEventHandler (const PostMergeEventCallback&));
			
 
				+    MOCK_METHOD1(RegisterPostMergeEvent, PostMergeEventHandler (PostMergeEventCallback&&));
			
 
				+    MOCK_CONST_METHOD2(Get, bool (bool&, AZStd::string_view));
			
 
				+    MOCK_CONST_METHOD2(Get, bool (s64&, AZStd::string_view));
			
 
				+    MOCK_CONST_METHOD2(Get, bool (u64&, AZStd::string_view));
			
 
				+    MOCK_CONST_METHOD2(Get, bool (double&, AZStd::string_view));
			
 
				+    MOCK_CONST_METHOD2(Get, bool (AZStd::string&, AZStd::string_view));
			
 
				+    MOCK_CONST_METHOD3(GetObject, bool (void*, Uuid, AZStd::string_view));
			
 
				+    MOCK_METHOD2(Set, bool (AZStd::string_view, bool));
			
 
				+    MOCK_METHOD2(Set, bool (AZStd::string_view, s64));
			
 
				+    MOCK_METHOD2(Set, bool (AZStd::string_view, u64));
			
 
				+    MOCK_METHOD2(Set, bool (AZStd::string_view, double));
			
 
				+    MOCK_METHOD2(Set, bool (AZStd::string_view, AZStd::string_view));
			
 
				+    MOCK_METHOD2(Set, bool (AZStd::string_view, const char*));
			
 
				+    MOCK_METHOD3(SetObject, bool (AZStd::string_view, const void*, Uuid));
			
 
				+    MOCK_METHOD1(Remove, bool (AZStd::string_view));
			
 
				+    MOCK_METHOD3(MergeCommandLineArgument, bool (AZStd::string_view, AZStd::string_view, const CommandLineArgumentSettings&));
			
 
				+    MOCK_METHOD2(MergeSettings, bool (AZStd::string_view, Format));
			
 
				+    MOCK_METHOD4(MergeSettingsFile, bool (AZStd::string_view, Format, AZStd::string_view, AZStd::vector<char>*));
			
 
				+    MOCK_METHOD5(MergeSettingsFolder, bool (AZStd::string_view, const Specializations&, AZStd::string_view, AZStd::string_view, AZStd::vector<char>*));
			
 
				+    MOCK_METHOD1(SetUseFileIO, void (bool));
			
 
				+};
			
 
				+
			
 
				+struct SourceDependencyMockedIOTests : UnitTest::ScopedAllocatorSetupFixture
			
 
				+    , UnitTest::SetRestoreFileIOBaseRAII
			
 
				+{
			
 
				+    SourceDependencyMockedIOTests()
			
 
				+        : UnitTest::SetRestoreFileIOBaseRAII(m_ioMock)
			
 
				+    {
			
 
				+        
			
 
				+    }
			
 
				+
			
 
				+    void SetUp() override
			
 
				+    {
			
 
				+        using namespace ::testing;
			
 
				+
			
 
				+        ON_CALL(m_ioMock, Open(_, _, _))
			
 
				+            .WillByDefault(Invoke(
			
 
				+                [](auto, auto, IO::HandleType& handle)
			
 
				+                {
			
 
				+                    handle = 1234;
			
 
				+                    return AZ::IO::Result(AZ::IO::ResultCode::Success);
			
 
				+                }));
			
 
				+
			
 
				+        ON_CALL(m_ioMock, Size(An<AZ::IO::HandleType>(), _)).WillByDefault(Invoke([](auto, AZ::u64& size)
			
 
				+        {
			
 
				+            size = strlen(SourceDependencyJson::TestJson);
			
 
				+            return AZ::IO::ResultCode::Success;
			
 
				+        }));
			
 
				+
			
 
				+        EXPECT_CALL(m_ioMock, Read(_, _, _, _, _))
			
 
				+            .WillRepeatedly(Invoke(
			
 
				+                [](auto, void* buffer, auto, auto, AZ::u64* bytesRead)
			
 
				+                {
			
 
				+                    memcpy(buffer, SourceDependencyJson::TestJson, strlen(SourceDependencyJson::TestJson));
			
 
				+                    *bytesRead = strlen(SourceDependencyJson::TestJson);
			
 
				+                    return AZ::IO::ResultCode::Success;
			
 
				+                }));
			
 
				+
			
 
				+        EXPECT_CALL(m_ioMock, Close(_)).WillRepeatedly(Return(AZ::IO::ResultCode::Success));
			
 
				+    }
			
 
				+
			
 
				+    IO::NiceFileIOBaseMock m_ioMock;
			
 
				+};
			
 
				+
			
 
				+TEST_F(SourceDependencyMockedIOTests, RegularManifestHasPriority)
			
 
				+{
			
 
				+    ImportHandler handler;
			
 
				+    SettingsRegistryMock settingsRegistry;
			
 
				+
			
 
				+    AssetBuilderSDK::CreateJobsRequest request;
			
 
				+    AssetBuilderSDK::CreateJobsResponse response;
			
 
				+
			
 
				+    request.m_sourceFile = "file.fbx";
			
 
				+
			
 
				+    using namespace ::testing;
			
 
				+
			
 
				+    AZStd::string genPath = AZStd::string("cache").append(1, AZ_TRAIT_OS_PATH_SEPARATOR).append("file.fbx.test.gen");
			
 
				+
			
 
				+    EXPECT_CALL(m_ioMock, Exists(StrEq("file.fbx.test"))).WillRepeatedly(Return(true));
			
 
				+    EXPECT_CALL(m_ioMock, Exists(StrEq(genPath.c_str()))).Times(Exactly(0));
			
 
				+    
			
 
				+    ASSERT_TRUE(SceneBuilderWorker::ManifestDependencyCheck(request, response));
			
 
				+    ASSERT_EQ(response.m_sourceFileDependencyList.size(), 2);
			
 
				+}
			
 
				+
			
 
				+TEST_F(SourceDependencyMockedIOTests, GeneratedManifestTest)
			
 
				+{
			
 
				+    ImportHandler handler;
			
 
				+    SettingsRegistryMock settingsRegistry;
			
 
				+
			
 
				+    AssetBuilderSDK::CreateJobsRequest request;
			
 
				+    AssetBuilderSDK::CreateJobsResponse response;
			
 
				+
			
 
				+    request.m_sourceFile = "file.fbx";
			
 
				+
			
 
				+    using namespace ::testing;
			
 
				+
			
 
				+    AZStd::string genPath = AZStd::string("cache").append(1, AZ_TRAIT_OS_PATH_SEPARATOR).append("file.fbx.test.gen");
			
 
				+
			
 
				+    EXPECT_CALL(m_ioMock, Exists(StrEq("file.fbx.test"))).WillRepeatedly(Return(false));
			
 
				+    EXPECT_CALL(m_ioMock, Exists(StrEq(genPath.c_str()))).WillRepeatedly(Return(true));
			
 
				+
			
 
				+    ASSERT_TRUE(SceneBuilderWorker::ManifestDependencyCheck(request, response));
			
 
				+    ASSERT_EQ(response.m_sourceFileDependencyList.size(), 2);
			
 
				+}