mono/mcs/class/referencesource/System.Runtime.Serialization/System/Runtime/Serialization/Json/JsonReaderWriterFactory.cs

//------------------------------------------------------------
// Copyright (c) Microsoft Corporation.  All rights reserved.
//------------------------------------------------------------

namespace System.Runtime.Serialization.Json
{
    using System;
    using System.Collections.Generic;
    using System.Text;
    using System.Xml;
    using System.IO;
    using System.ServiceModel;
    using System.Runtime.Serialization.Json;
    using System.Runtime.CompilerServices;

    [TypeForwardedFrom("System.ServiceModel.Web, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35")]
    public static class JsonReaderWriterFactory
    {
        const string DefaultIndentChars = "  ";

        public static XmlDictionaryReader CreateJsonReader(Stream stream, XmlDictionaryReaderQuotas quotas)
        {
            return CreateJsonReader(stream, null, quotas, null);
        }

        public static XmlDictionaryReader CreateJsonReader(byte[] buffer, XmlDictionaryReaderQuotas quotas)
        {
            if (buffer == null)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("buffer");
            }

            return CreateJsonReader(buffer, 0, buffer.Length, null, quotas, null);
        }

        public static XmlDictionaryReader CreateJsonReader(Stream stream, Encoding encoding, XmlDictionaryReaderQuotas quotas, OnXmlDictionaryReaderClose onClose)
        {
            XmlJsonReader reader = new XmlJsonReader();
            reader.SetInput(stream, encoding, quotas, onClose);
            return reader;
        }

        public static XmlDictionaryReader CreateJsonReader(byte[] buffer, int offset, int count, XmlDictionaryReaderQuotas quotas)
        {
            return CreateJsonReader(buffer, offset, count, null, quotas, null);
        }

        public static XmlDictionaryReader CreateJsonReader(byte[] buffer, int offset, int count, Encoding encoding, XmlDictionaryReaderQuotas quotas, OnXmlDictionaryReaderClose onClose)
        {
            XmlJsonReader reader = new XmlJsonReader();
            reader.SetInput(buffer, offset, count, encoding, quotas, onClose);
            return reader;
        }

        public static XmlDictionaryWriter CreateJsonWriter(Stream stream)
        {
            return CreateJsonWriter(stream, Encoding.UTF8, true);
        }

        public static XmlDictionaryWriter CreateJsonWriter(Stream stream, Encoding encoding)
        {
            return CreateJsonWriter(stream, encoding, true);
        }

        public static XmlDictionaryWriter CreateJsonWriter(Stream stream, Encoding encoding, bool ownsStream)
        {
            return CreateJsonWriter(stream, encoding, ownsStream, false);
        }

        public static XmlDictionaryWriter CreateJsonWriter(Stream stream, Encoding encoding, bool ownsStream, bool indent)
        {
            return CreateJsonWriter(stream, encoding, ownsStream, indent, JsonReaderWriterFactory.DefaultIndentChars);
        }

        public static XmlDictionaryWriter CreateJsonWriter(Stream stream, Encoding encoding, bool ownsStream, bool indent, string indentChars)
        {
            XmlJsonWriter writer = new XmlJsonWriter(indent, indentChars);
            writer.SetOutput(stream, encoding, ownsStream);
            return writer;
        }
    }
}