Added a toString method similar to AbstractCollection's.

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8940 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core/com/jme3/util/SafeArrayList.java

@@ -320,6 +320,25 @@ public class SafeArrayList<E> implements List<E> {
         return Collections.unmodifiableList(raw);
     }
  
+    public String toString() {
+ 
+        E[] array = getArray();
+        if( array.length == 0 ) {
+            return "[]";
+        }
+        
+        StringBuilder sb = new StringBuilder();
+        sb.append('[');
+        for( int i = 0; i < array.length; i++ ) {
+            if( i > 0 )
+                sb.append( ", " );
+            E e = array[i];
+            sb.append( e == this ? "(this Collection)" : e );
+        }
+        sb.append(']');
+        return sb.toString();
+    }
+ 
     protected class ArrayIterator<E> implements ListIterator<E> {
         private E[] array;
         private int next;