TUSCANY-2463 - Storing extended attributes in a second list, wrapped into a extension class that stores the attribute QName, it's value

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@735197 13f79535-47bb-0310-9956-ffa450edef68

25 files changed, 637 insertions, 343 deletions

diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/BaseAssemblyProcessor.java b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/BaseAssemblyProcessor.java
index 80c5e807fe..ac9f4c6006 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/BaseAssemblyProcessor.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/BaseAssemblyProcessor.java
@@ -50,6 +50,8 @@ import org.apache.tuscany.sca.assembly.ConfiguredOperation;
 import org.apache.tuscany.sca.assembly.ConstrainingType;
 import org.apache.tuscany.sca.assembly.Contract;
 import org.apache.tuscany.sca.assembly.Extensible;
+import org.apache.tuscany.sca.assembly.Extension;
+import org.apache.tuscany.sca.assembly.ExtensionFactory;
 import org.apache.tuscany.sca.assembly.Implementation;
 import org.apache.tuscany.sca.assembly.Multiplicity;
 import org.apache.tuscany.sca.assembly.OperationsConfigurator;
@@ -93,6 +95,7 @@ abstract class BaseAssemblyProcessor extends BaseStAXArtifactProcessor implement
 
     protected ContributionFactory contributionFactory;
     protected AssemblyFactory assemblyFactory;
+    protected ExtensionFactory extensionFactory;
     protected PolicyFactory policyFactory;
     protected StAXArtifactProcessor<Object> extensionProcessor;
     protected PolicyAttachPointProcessor policyProcessor;
@@ -100,44 +103,53 @@ abstract class BaseAssemblyProcessor extends BaseStAXArtifactProcessor implement
     protected IntentAttachPointTypeFactory intentAttachPointTypeFactory;
     private Monitor monitor;
 
+
     /**
      * Constructs a new BaseArtifactProcessor.
      * @param contribFactory
-     * @param factory
+     * @param assemblyFactory
+     * @param extensionFactory
      * @param policyFactory
+     * @param extensionProcessor
+     * @param monitor
      */
     @SuppressWarnings("unchecked")
     public BaseAssemblyProcessor(ContributionFactory contribFactory,
-                                 AssemblyFactory factory,
+                                 AssemblyFactory assemblyFactory,
+                                 ExtensionFactory extensionFactory,
                                  PolicyFactory policyFactory,
                                  StAXArtifactProcessor extensionProcessor,
                                  Monitor monitor) {
-        this.assemblyFactory = factory;
+    	this.contributionFactory = contribFactory;
+    	this.assemblyFactory = assemblyFactory;
+        this.extensionFactory = extensionFactory;
         this.policyFactory = policyFactory;
         this.extensionProcessor = (StAXArtifactProcessor<Object>)extensionProcessor;
-        this.contributionFactory = contribFactory;
         this.policyProcessor = new PolicyAttachPointProcessor(policyFactory);
         this.intentAttachPointTypeFactory = new IntentAttachPointTypeFactoryImpl();
         this.monitor = monitor;
     }
 
     /**
-     * Constructs a new BaseArtifactProcessor.
-     * @param factory
+     * Constructs a new BaseArtifactProcessor. 
+     * @param assemblyfactory
+     * @param extensionFactory
      * @param policyFactory
+     * @param extensionProcessor
+     * @param monitor
      */
     @SuppressWarnings("unchecked")
-    public BaseAssemblyProcessor(AssemblyFactory factory,
+    public BaseAssemblyProcessor(AssemblyFactory assemblyfactory,
+    				 ExtensionFactory extensionFactory,
                                  PolicyFactory policyFactory,
                                  StAXArtifactProcessor extensionProcessor,
                                  Monitor monitor) {
-        this.assemblyFactory = factory;
+        this.assemblyFactory = assemblyfactory;
+        this.extensionFactory = extensionFactory;        
         this.policyFactory = policyFactory;
         this.extensionProcessor = (StAXArtifactProcessor<Object>)extensionProcessor;
         this.policyProcessor = new PolicyAttachPointProcessor(policyFactory);
         this.monitor = monitor;
-        
-        //TODO - this constructor should take a monitor too. 
     }
     
     /**
@@ -866,15 +878,16 @@ abstract class BaseAssemblyProcessor extends BaseStAXArtifactProcessor implement
      * @throws XMLStreamException
      */
     protected void readExtendedAttributes(XMLStreamReader reader, QName elementName, Extensible estensibleElement, StAXAttributeProcessor extensionAttributeProcessor) throws ContributionReadException, XMLStreamException {
-    	 for (int a = 0; a < reader.getAttributeCount(); a++) {
-         	QName attributeName = reader.getAttributeName(a);
-         	if( attributeName.getNamespaceURI() != null && attributeName.getNamespaceURI().length() > 0) {
-             	if( ! elementName.getNamespaceURI().equals(attributeName.getNamespaceURI()) ) {
-             		String attributeExtension = (String) extensionAttributeProcessor.read(attributeName, reader);
-             		estensibleElement.getExtensions().add(attributeExtension);
-             	}
-         	}
-         }
+        for (int a = 0; a < reader.getAttributeCount(); a++) {
+            QName attributeName = reader.getAttributeName(a);
+            if( attributeName.getNamespaceURI() != null && attributeName.getNamespaceURI().length() > 0) {
+                if( ! elementName.getNamespaceURI().equals(attributeName.getNamespaceURI()) ) {
+                    String attributeValue = (String) extensionAttributeProcessor.read(attributeName, reader);
+                    Extension attributeExtension = extensionFactory.createExtension(attributeName, attributeValue, true); 
+                    estensibleElement.getAttributeExtensions().add(attributeExtension);
+                }
+            }
+        }
     }
     
 
@@ -888,14 +901,13 @@ abstract class BaseAssemblyProcessor extends BaseStAXArtifactProcessor implement
      * @throws XMLStreamException
      */
     protected void writeExtendedAttributes(XMLStreamWriter writer, Extensible extensibleElement, StAXAttributeProcessor extensionAttributeProcessor) throws ContributionWriteException, XMLStreamException {
-        for(Object o : extensibleElement.getExtensions()) {
-        	//FIXME How to identify it's a extended attribute ? 
-        	if(o instanceof String) {
-        		extensionAttributeProcessor.write(o, writer);
-        	}
+        for(Extension extension : extensibleElement.getAttributeExtensions()) {
+            if(extension.isAttribute()) {
+                extensionAttributeProcessor.write(extension.getValue(), writer);
+            }
         }
     }
-    
+
     /*protected void validatePolicySets(PolicySetAttachPoint policySetAttachPoint) 
                                                             throws ContributionResolveException {
         validatePolicySets(policySetAttachPoint, policySetAttachPoint.getApplicablePolicySets());
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeDocumentProcessor.java b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeDocumentProcessor.java
index b07c91d1b3..ec355e069e 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeDocumentProcessor.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeDocumentProcessor.java
@@ -56,7 +56,7 @@ public class ComponentTypeDocumentProcessor extends BaseAssemblyProcessor implem
     public ComponentTypeDocumentProcessor(StAXArtifactProcessor staxProcessor, 
     									  XMLInputFactory inputFactory, 
     									  Monitor monitor) {
-        super(null, null, staxProcessor, monitor);
+        super(null, null, null, staxProcessor, monitor);
         this.inputFactory = inputFactory;
     }
     
@@ -68,7 +68,7 @@ public class ComponentTypeDocumentProcessor extends BaseAssemblyProcessor implem
     public ComponentTypeDocumentProcessor(ModelFactoryExtensionPoint modelFactories, 
     									  StAXArtifactProcessor staxProcessor,
     									  Monitor monitor) {
-        super(null, null, staxProcessor, monitor);
+        super(null, null, null, staxProcessor, monitor);
         this.inputFactory = modelFactories.getFactory(ValidatingXMLInputFactory.class);
     }
     
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeProcessor.java b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeProcessor.java
index 07e1507449..f1608386ba 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeProcessor.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeProcessor.java
@@ -33,6 +33,7 @@ import org.apache.tuscany.sca.assembly.Callback;
 import org.apache.tuscany.sca.assembly.ComponentType;
 import org.apache.tuscany.sca.assembly.Contract;
 import org.apache.tuscany.sca.assembly.Extensible;
+import org.apache.tuscany.sca.assembly.ExtensionFactory;
 import org.apache.tuscany.sca.assembly.Property;
 import org.apache.tuscany.sca.assembly.Reference;
 import org.apache.tuscany.sca.assembly.Service;
@@ -61,13 +62,15 @@ public class ComponentTypeProcessor extends BaseAssemblyProcessor implements StA
     
     /**
      * Constructs a new componentType processor.
-     * @param factory
+     * @param assemblyFactory
      * @param policyFactory
      * @param registry
      */
-    public ComponentTypeProcessor(AssemblyFactory factory, PolicyFactory policyFactory, 
+    public ComponentTypeProcessor(AssemblyFactory assemblyFactory, 
+    		                      ExtensionFactory extensionFactory,
+    		                      PolicyFactory policyFactory, 
     							  StAXArtifactProcessor extensionProcessor, StAXAttributeProcessor extensionAttributeProcessor, Monitor monitor) {
-        super(factory, policyFactory, extensionProcessor, monitor);
+        super(assemblyFactory, extensionFactory, policyFactory, extensionProcessor, monitor);
     }
 
     /**
@@ -81,7 +84,10 @@ public class ComponentTypeProcessor extends BaseAssemblyProcessor implements StA
     							  StAXAttributeProcessor extensionAttributeProcessor,
     							  Monitor monitor) {
         super(modelFactories.getFactory(AssemblyFactory.class),
-              modelFactories.getFactory(PolicyFactory.class), extensionProcessor, monitor);
+        	  modelFactories.getFactory(ExtensionFactory.class),
+              modelFactories.getFactory(PolicyFactory.class), 
+              extensionProcessor, 
+              monitor);
     }
     
     public ComponentType read(XMLStreamReader reader) throws ContributionReadException {
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java
index bc74773d85..f630f22548 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeDocumentProcessor.java
@@ -63,43 +63,52 @@ public class CompositeDocumentProcessor extends BaseAssemblyProcessor implements
 
     /**
      * Construct a new composite processor
-     * @param assemblyFactory
-     * @param policyFactory
      * @param staxProcessor
+     * @param inputFactory
+     * @param scaDefnsSink
+     * @param monitor
      */
     @Deprecated
     public CompositeDocumentProcessor(StAXArtifactProcessor staxProcessor, 
-                                                                  XMLInputFactory inputFactory,
-                                                                  List scaDefnsSink, Monitor monitor) {
-        super(null, null, staxProcessor, monitor);
+                                      XMLInputFactory inputFactory,
+                                      List scaDefnsSink, 
+                                      Monitor monitor) {
+        super(null, null, null, staxProcessor, monitor);
         this.inputFactory = inputFactory;
         this.scaDefnSink = scaDefnsSink;
     }
 
+
     /**
      * Construct a new composite processor
-     * @param assemblyFactory
-     * @param policyFactory
      * @param staxProcessor
+     * @param inputFactory
+     * @param documentBuilderFactory
+     * @param scaDefnsSink
+     * @param monitor
      */
     public CompositeDocumentProcessor(StAXArtifactProcessor staxProcessor, 
-    								  XMLInputFactory inputFactory,
-    								  DocumentBuilderFactory documentBuilderFactory,
-    								  List scaDefnsSink, Monitor monitor) {
-        super(null, null, staxProcessor, monitor);
+    				      XMLInputFactory inputFactory,
+    				      DocumentBuilderFactory documentBuilderFactory,
+    				      List scaDefnsSink, 
+    				      Monitor monitor) {
+        super(null, null, null, staxProcessor, monitor);
         this.documentBuilderFactory = documentBuilderFactory;
         this.inputFactory = inputFactory;
         this.scaDefnSink = scaDefnsSink;
     }
 
+
     /**
-     * Constructs a new composite processor.
+     * Construct a new composite processor
      * @param modelFactories
      * @param staxProcessor
+     * @param monitor
      */
     public CompositeDocumentProcessor(ModelFactoryExtensionPoint modelFactories, 
-    								  StAXArtifactProcessor staxProcessor, Monitor monitor) {
-        super(null, null, staxProcessor, monitor);
+    				      StAXArtifactProcessor staxProcessor, 
+    				      Monitor monitor) {
+        super(null, null, null, staxProcessor, monitor);
         this.inputFactory = modelFactories.getFactory(ValidatingXMLInputFactory.class);
         this.documentBuilderFactory = modelFactories.getFactory(DocumentBuilderFactory.class);
     }
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
index 285bcc448d..4df51ff11b 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
@@ -49,6 +49,7 @@ import org.apache.tuscany.sca.assembly.CompositeService;
 import org.apache.tuscany.sca.assembly.ConfiguredOperation;
 import org.apache.tuscany.sca.assembly.ConstrainingType;
 import org.apache.tuscany.sca.assembly.Contract;
+import org.apache.tuscany.sca.assembly.ExtensionFactory;
 import org.apache.tuscany.sca.assembly.Implementation;
 import org.apache.tuscany.sca.assembly.OperationsConfigurator;
 import org.apache.tuscany.sca.assembly.Property;
@@ -102,10 +103,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
 			StAXAttributeProcessor extensionAttributeProcessor, 
 			Monitor monitor) {
         
-    	this(modelFactories(extensionPoints), 
-    		extensionProcessor, 
-    		extensionAttributeProcessor, 
-    		monitor(extensionPoints));
+        this(modelFactories(extensionPoints), 
+             extensionProcessor, 
+             extensionAttributeProcessor, 
+             monitor(extensionPoints));
         
     	this.extensionAttributeProcessor = extensionAttributeProcessor;
     }
@@ -124,6 +125,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
         
     	super(modelFactories.getFactory(ContributionFactory.class),
             modelFactories.getFactory(AssemblyFactory.class),
+            modelFactories.getFactory(ExtensionFactory.class),
             modelFactories.getFactory(PolicyFactory.class),
             extensionProcessor, 
             monitor);
@@ -142,11 +144,12 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
      */
     public CompositeProcessor(ContributionFactory contributionFactory,
             AssemblyFactory assemblyFactory,
+            ExtensionFactory extensionFactory,
             PolicyFactory policyFactory,
             StAXArtifactProcessor extensionProcessor,
             StAXAttributeProcessor extensionAttributeProcessor,
             Monitor monitor) {
-        super(contributionFactory, assemblyFactory, policyFactory, extensionProcessor, monitor);
+        super(contributionFactory, assemblyFactory, extensionFactory, policyFactory, extensionProcessor, monitor);
     }    
 
     public Composite read(XMLStreamReader reader) throws ContributionReadException {
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ConstrainingTypeDocumentProcessor.java b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ConstrainingTypeDocumentProcessor.java
index 4c5d6f8f49..0e6d8be1db 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ConstrainingTypeDocumentProcessor.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ConstrainingTypeDocumentProcessor.java
@@ -47,28 +47,32 @@ import org.apache.tuscany.sca.monitor.Monitor;
 public class ConstrainingTypeDocumentProcessor extends BaseAssemblyProcessor implements URLArtifactProcessor<ConstrainingType> {
     private XMLInputFactory inputFactory;
 
+
     /**
      * Construct a new constrainingType processor.
-     * @param factory
-     * @param policyFactory
+     * 
      * @param staxProcessor
+     * @param inputFactory
+     * @param monitor
      */
     public ConstrainingTypeDocumentProcessor(StAXArtifactProcessor staxProcessor, 
-    									     XMLInputFactory inputFactory,
-    									     Monitor monitor) {
-        super(null, null, staxProcessor, monitor);
+                                             XMLInputFactory inputFactory,
+                                             Monitor monitor) {
+        super(null, null, null, staxProcessor, monitor);
         this.inputFactory = inputFactory;
     }
 
+
     /**
      * Constructs a new constrainingType processor.
      * @param modelFactories
      * @param staxProcessor
+     * @param monitor
      */
     public ConstrainingTypeDocumentProcessor(ModelFactoryExtensionPoint modelFactories, 
-    										 StAXArtifactProcessor staxProcessor,
-    										 Monitor monitor) {
-        super(null, null, staxProcessor, monitor);
+                                             StAXArtifactProcessor staxProcessor,
+                                             Monitor monitor) {
+        super(null, null, null, staxProcessor, monitor);
         this.inputFactory = modelFactories.getFactory(ValidatingXMLInputFactory.class);
     }
     
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ConstrainingTypeProcessor.java b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ConstrainingTypeProcessor.java
index 7b0751437a..730c320265 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ConstrainingTypeProcessor.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ConstrainingTypeProcessor.java
@@ -33,6 +33,7 @@ import org.apache.tuscany.sca.assembly.AbstractReference;
 import org.apache.tuscany.sca.assembly.AbstractService;
 import org.apache.tuscany.sca.assembly.AssemblyFactory;
 import org.apache.tuscany.sca.assembly.ConstrainingType;
+import org.apache.tuscany.sca.assembly.ExtensionFactory;
 import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
 import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
 import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
@@ -55,13 +56,16 @@ public class ConstrainingTypeProcessor extends BaseAssemblyProcessor implements
 
     /**
      * Construct a new constrainingType processor.
-     * @param factory
+     * @param assemblyFactory
      * @param policyFactory
      * @param extensionProcessor
      */
-    public ConstrainingTypeProcessor(AssemblyFactory factory, PolicyFactory policyFactory, 
-    								 StAXArtifactProcessor extensionProcessor, Monitor monitor) {
-        super(factory, policyFactory, extensionProcessor, monitor);
+    public ConstrainingTypeProcessor(AssemblyFactory assemblyFactory,
+                                     ExtensionFactory extensionFactory,
+                                     PolicyFactory policyFactory, 
+                                     StAXArtifactProcessor extensionProcessor, 
+                                     Monitor monitor) {
+        super(assemblyFactory, extensionFactory, policyFactory, extensionProcessor, monitor);
     }
 
     /**
@@ -71,10 +75,13 @@ public class ConstrainingTypeProcessor extends BaseAssemblyProcessor implements
      * @param extensionProcessor
      */
     public ConstrainingTypeProcessor(ModelFactoryExtensionPoint modelFactories, 
-    								 StAXArtifactProcessor extensionProcessor,
-    								 Monitor monitor) {
+                                     StAXArtifactProcessor extensionProcessor,
+                                     Monitor monitor) {
         super(modelFactories.getFactory(AssemblyFactory.class),
-              modelFactories.getFactory(PolicyFactory.class), extensionProcessor, monitor);
+              modelFactories.getFactory(ExtensionFactory.class),
+              modelFactories.getFactory(PolicyFactory.class), 
+              extensionProcessor, 
+              monitor);
     }
     
     public ConstrainingType read(XMLStreamReader reader) throws ContributionReadException {
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/DefaultBeanModelProcessor.java b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/DefaultBeanModelProcessor.java
index a63ccdf151..29c1b649ec 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/DefaultBeanModelProcessor.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/DefaultBeanModelProcessor.java
@@ -35,13 +35,14 @@ import javax.xml.stream.XMLStreamWriter;
 import org.apache.tuscany.sca.assembly.AssemblyFactory;
 import org.apache.tuscany.sca.assembly.Base;
 import org.apache.tuscany.sca.assembly.ComponentType;
+import org.apache.tuscany.sca.assembly.ExtensionFactory;
 import org.apache.tuscany.sca.assembly.Implementation;
-import org.apache.tuscany.sca.monitor.Monitor;
 import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
 import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
 import org.apache.tuscany.sca.contribution.service.ContributionReadException;
 import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
 import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
+import org.apache.tuscany.sca.monitor.Monitor;
 import org.apache.tuscany.sca.policy.PolicyFactory;
 import org.apache.tuscany.sca.policy.PolicySetAttachPoint;
 
@@ -60,12 +61,13 @@ public class DefaultBeanModelProcessor extends BaseAssemblyProcessor implements
     private Map<String, Method> getterMethods = new HashMap<String, Method>();
 
     public DefaultBeanModelProcessor(AssemblyFactory assemblyFactory,
-                                       PolicyFactory policyFactory,
-                                       QName artifactType,
-                                       Class<Implementation> modelClass,
-                                       Object modelFactory,
-                                       Monitor monitor) {
-        super(assemblyFactory, policyFactory, null, monitor);
+    		                     ExtensionFactory extensionFactory,
+                                     PolicyFactory policyFactory,
+                                     QName artifactType,
+                                     Class<Implementation> modelClass,
+                                     Object modelFactory,
+                                     Monitor monitor) {
+        super(assemblyFactory, extensionFactory, policyFactory, null, monitor);
         this.artifactType = artifactType;
         this.modelClass = modelClass;
         this.modelFactory = modelFactory;
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAnyAttributeTestCase.java b/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAnyAttributeTestCase.java
index 32a3878db3..826e39baab 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAnyAttributeTestCase.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAnyAttributeTestCase.java
@@ -23,7 +23,7 @@ import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 
 import java.io.ByteArrayOutputStream;
-import java.io.InputStream;
+import java.io.StringReader;
 
 import javax.xml.namespace.QName;
 import javax.xml.stream.XMLInputFactory;
@@ -33,11 +33,11 @@ import javax.xml.stream.XMLStreamReader;
 import org.apache.tuscany.sca.assembly.Composite;
 import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor;
 import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor;
 import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint;
 import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
 import org.apache.tuscany.sca.core.ExtensionPointRegistry;
-import org.junit.After;
-import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Test;
 
 /**
@@ -47,77 +47,91 @@ import org.junit.Test;
  */
 public class ReadWriteAnyAttributeTestCase {
 
-    private XMLInputFactory inputFactory;
-    private ExtensibleStAXArtifactProcessor staxProcessor;
-
     private static final QName ATTRIBUTE = new QName("http://test", "customAttribute");
     
     // implementation.java for CalculatorServiceComponent appears in a strange place as the
     // java implementation extension is not loaded and hence they are loaded as any elements
     private static final String XML = "<?xml version='1.0' encoding='UTF-8'?>"+
-		 	 "<composite xmlns=\"http://www.osoa.org/xmlns/sca/1.0\" xmlns:ns1=\"http://www.osoa.org/xmlns/sca/1.0\" targetNamespace=\"http://calc\" name=\"Calculator\">"+
-		 	 "<service name=\"CalculatorService\" promote=\"CalculatorServiceComponent\">"+
-		 	 	"<interface.java interface=\"calculator.CalculatorService\" />"+
-	 	 	 "</service>"+
-	 	 	 "<component name=\"CalculatorServiceComponent\" customAttribute=\"customValue\">"+
-	 	 	    "<implementation.java class=\"calculator.CalculatorServiceImpl\" />"+
-	 	 	 	"<reference name=\"addService\" target=\"AddServiceComponent\" />"+
-	 	 	 	"<reference name=\"subtractService\" target=\"SubtractServiceComponent\" />"+
-	 	 	 	"<reference name=\"multiplyService\" target=\"MultiplyServiceComponent\" />"+
-	 	 	 	"<reference name=\"divideService\" target=\"DivideServiceComponent\" />"+
- 	 	 	 "</component>"+
- 	 	 	 "<component name=\"AddServiceComponent\">"+
+		 	 "<composite xmlns=\"http://www.osoa.org/xmlns/sca/1.0\" " +
+		 	            "xmlns:ns1=\"http://www.osoa.org/xmlns/sca/1.0\" " +
+		 	            "targetNamespace=\"http://calc\" " +
+		 	            "name=\"Calculator\">"+
+ 	 	 	  "<component name=\"AddServiceComponent\" xmlns:test=\"http://test\" test:customAttribute=\"customValue\">"+
  	 	 	    "<implementation.java class=\"calculator.AddServiceImpl\" />"+
- 	 	 	 "</component>"+
- 	 	 	 "<component name=\"SubtractServiceComponent\">"+
- 	 	 	    "<implementation.java class=\"calculator.SubtractServiceImpl\" />"+
- 	 	 	 "</component>"+
- 	 	 	 "<component name=\"MultiplyServiceComponent\">"+
- 	 	 	    "<implementation.java class=\"calculator.MultiplyServiceImpl\" />"+
- 	 	 	 "</component>"+
- 	 	 	 "<component name=\"DivideServiceComponent\">"+
- 	 	 	    "<implementation.java class=\"calculator.DivideServiceImpl\" />"+
- 	 	 	 "</component>"+
+ 	 	 	  "</component>"+
  	 	 	 "</composite>";
     
-    @Before
-    public void setUp() throws Exception {
-        ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
-        inputFactory = XMLInputFactory.newInstance();
-        StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
-
-        StAXAttributeProcessorExtensionPoint staxAttributeProcessors = extensionPoints.getExtensionPoint(StAXAttributeProcessorExtensionPoint.class);
-        staxAttributeProcessors.addArtifactProcessor(new TestAttributeProcessor());
-        
-        staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, XMLInputFactory.newInstance(), XMLOutputFactory.newInstance(), null);
-    }
+    private XMLInputFactory inputFactory;
+    private ExtensibleStAXArtifactProcessor staxProcessor;
+
 
-    @After
-    public void tearDown() throws Exception {
+    /**
+     * Initialize the test environment
+     * This takes care to register attribute processors when provided
+     *
+     * @param attributeProcessor
+     * @throws Exception
+     */
+    private void init(StAXAttributeProcessor<?> attributeProcessor) throws Exception {
+    	ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+    	inputFactory = XMLInputFactory.newInstance();
+    	StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
+
+    	if(attributeProcessor != null) {
+    		StAXAttributeProcessorExtensionPoint staxAttributeProcessors = extensionPoints.getExtensionPoint(StAXAttributeProcessorExtensionPoint.class);
+    		staxAttributeProcessors.addArtifactProcessor(attributeProcessor);
+    	}
     	
+    	staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, XMLInputFactory.newInstance(), XMLOutputFactory.newInstance(), null);
     }
 
+    /**
+     * Read and Write a composite that has a extended attribute
+     * and a particular attribute processor
+     * @throws Exception
+     */
     @Test
-    public void testReadComposite() throws Exception {
-        InputStream is = getClass().getResourceAsStream("CalculatorExtended.composite");
-        XMLStreamReader reader = inputFactory.createXMLStreamReader(is);
-        Composite composite = (Composite) staxProcessor.read(reader);
-        assertNotNull(composite);
-        is.close();
+    @Ignore
+    public void testReadWriteCompositeWithAttributeProcessor() throws Exception {
+    	init(new TestAttributeProcessor());
+
+    	XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(XML));
+    	Composite composite = (Composite) staxProcessor.read(reader);
+    	assertNotNull(composite);
+    	reader.close();
+
+    	ByteArrayOutputStream bos = new ByteArrayOutputStream();
+    	staxProcessor.write(composite, bos);
+
+    	// used for debug comparison
+    	System.out.println(XML);
+    	System.out.println(bos.toString());
+
+    	assertEquals(XML, bos.toString());    	
     }
-    
+
+    /**
+     * Read and Write a composite that has a extended attribute
+     * but no particular processor for it
+     * @throws Exception
+     */
     @Test
-    public void testWriteComposite() throws Exception {
-        InputStream is = getClass().getResourceAsStream("CalculatorExtended.composite");
-        XMLStreamReader reader = inputFactory.createXMLStreamReader(is);
-        Composite composite = (Composite) staxProcessor.read(reader);
-        assertNotNull(composite);
-        is.close();
-        
-        ByteArrayOutputStream bos = new ByteArrayOutputStream();
-        staxProcessor.write(composite, bos);
-        System.out.println(bos.toString());
-        
-        assertEquals(XML, bos.toString());
+    @Ignore
+    public void testDefaultReadWriteComposite() throws Exception {
+    	init(null);
+
+    	XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(XML));
+    	Composite composite = (Composite) staxProcessor.read(reader);
+    	assertNotNull(composite);
+    	reader.close();
+
+    	ByteArrayOutputStream bos = new ByteArrayOutputStream();
+    	staxProcessor.write(composite, bos);
+
+    	// used for debug comparison
+    	System.out.println(XML);
+    	System.out.println(bos.toString());
+
+    	assertEquals(XML, bos.toString());
     }
 }
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAnyElementTestCase.java b/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAnyElementTestCase.java
index 64ff162ab7..c335af962c 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAnyElementTestCase.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAnyElementTestCase.java
@@ -41,81 +41,78 @@ import org.junit.Ignore;
 import org.junit.Test;
 
 public class ReadWriteAnyElementTestCase {
-	private static final String XML_RECURSIVE_EXTENDED_ELEMENT = 
-		"<?xml version='1.0' encoding='UTF-8'?>" +
-	    "<composite xmlns=\"http://www.osoa.org/xmlns/sca/1.0\" xmlns:ns1=\"http://www.osoa.org/xmlns/sca/1.0\" targetNamespace=\"http://temp\" name=\"RecursiveExtendedElement\">" +
-	    "<unknownElement>" +
-	    "<subUnknownElement1 attribute=\"anyAttribute\" />" +
-	    "<subUnknownElement2 />" +
-	    "</unknownElement>" +
-	    "</composite>";
-	
-
-	private static final String XML_UNKNOWN_IMPL = 
-		"<?xml version='1.0' encoding='UTF-8'?>" + 
+    private static final String XML_RECURSIVE_EXTENDED_ELEMENT =
+        "<?xml version='1.0' encoding='UTF-8'?>" +
+        "<composite xmlns=\"http://www.osoa.org/xmlns/sca/1.0\" xmlns:ns1=\"http://www.osoa.org/xmlns/sca/1.0\" targetNamespace=\"http://temp\" name=\"RecursiveExtendedElement\">" +
+         "<unknownElement>" +
+           "<subUnknownElement1 attribute=\"anyAttribute\" />" +
+           "<subUnknownElement2 />" +
+         "</unknownElement>" +
+        "</composite>";
+
+    private static final String XML_UNKNOWN_IMPL =
+        "<?xml version='1.0' encoding='UTF-8'?>" + 
         "<composite xmlns=\"http://www.osoa.org/xmlns/sca/1.0\" xmlns:ns1=\"http://www.osoa.org/xmlns/sca/1.0\" targetNamespace=\"http://temp\" name=\"aaaa\" autowire=\"false\">" +
-        "<component name=\"unknownImpl\">" +
-        "<implementation.unknown class=\"raymond\" />"  +
-        "<service name= \"service\" requires=\"\">" +
-        "<binding.ws unknownAttribute=\"unknown\" />" +
-        "</service>" +
-        "</component>" +
+         "<component name=\"unknownImpl\">" +
+           "<implementation.unknown class=\"raymond\" />" +
+             "<service name= \"service\" requires=\"\">" +
+               "<binding.ws unknownAttribute=\"unknown\" />" +
+             "</service>" +
+         "</component>" +
         "</composite>";
 
-	private XMLInputFactory inputFactory;
-	private ExtensibleStAXArtifactProcessor staxProcessor;
-
-	@Before
-	public void setUp() throws Exception {
-		ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
-		 ModelFactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class);
-		 inputFactory = modelFactories.getFactory(ValidatingXMLInputFactory.class);
-		
-		StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints
-				.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
-		staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors,
-				inputFactory, XMLOutputFactory.newInstance(), null);
-	}
-
-	@After
-	public void tearDown() throws Exception {
-	}
-	
-	@Test
-	public void testReadWriteExtendedRecursiveElement() throws Exception {
-		XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(XML_RECURSIVE_EXTENDED_ELEMENT));
-		Composite composite = (Composite) staxProcessor.read(reader);
-		assertNotNull(composite);
-		reader.close();
-		
-		ByteArrayOutputStream bos = new ByteArrayOutputStream();
-		staxProcessor.write(composite, bos);
-		
-		// used for debug comparison
-		//System.out.println(XML_RECURSIVE_EXTENDED_ELEMENT);
-		//System.out.println(bos.toString());
-
-		assertEquals(XML_RECURSIVE_EXTENDED_ELEMENT, bos.toString());
-		bos.close();	
-	}	
-	
-	//@Test
-	@Ignore()
-	public void testReadWriteUnknwonImpl() throws Exception {
-		XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(XML_UNKNOWN_IMPL));
-		Composite composite = (Composite) staxProcessor.read(reader);
-		assertNotNull(composite);
-		reader.close();
-
-		ByteArrayOutputStream bos = new ByteArrayOutputStream();
-		staxProcessor.write(composite, bos);
-
-		// used for debug comparison
-		System.out.println(XML_UNKNOWN_IMPL);
-		System.out.println(bos.toString());
-
-		assertEquals(XML_UNKNOWN_IMPL, bos.toString());
-		bos.close();
-	}		
+    private XMLInputFactory inputFactory;
+    private ExtensibleStAXArtifactProcessor staxProcessor;
+
+    @Before
+    public void setUp() throws Exception {
+        ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+        ModelFactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class);
+        inputFactory = modelFactories.getFactory(ValidatingXMLInputFactory.class);
+
+        StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
+        staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, inputFactory, XMLOutputFactory.newInstance(), null);
+    }
+
+    @After
+    public void tearDown() throws Exception {
+    }
+
+    @Test
+    public void testReadWriteExtendedRecursiveElement() throws Exception {
+        XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(XML_RECURSIVE_EXTENDED_ELEMENT));
+        Composite composite = (Composite)staxProcessor.read(reader);
+        assertNotNull(composite);
+        reader.close();
+
+        ByteArrayOutputStream bos = new ByteArrayOutputStream();
+        staxProcessor.write(composite, bos);
+
+        // used for debug comparison
+        System.out.println(XML_RECURSIVE_EXTENDED_ELEMENT);
+        System.out.println(bos.toString());
+
+        assertEquals(XML_RECURSIVE_EXTENDED_ELEMENT, bos.toString());
+        bos.close();
+    }
+
+    // @Test
+    @Ignore()
+    public void testReadWriteUnknwonImpl() throws Exception {
+        XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(XML_UNKNOWN_IMPL));
+        Composite composite = (Composite)staxProcessor.read(reader);
+        assertNotNull(composite);
+        reader.close();
+
+        ByteArrayOutputStream bos = new ByteArrayOutputStream();
+        staxProcessor.write(composite, bos);
+
+        // used for debug comparison
+        // System.out.println(XML_UNKNOWN_IMPL);
+        // System.out.println(bos.toString());
+
+        assertEquals(XML_UNKNOWN_IMPL, bos.toString());
+        bos.close();
+    }
 
 }
diff --git a/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/TestAttributeProcessor.java b/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/TestAttributeProcessor.java
index 691145a30e..84beebe466 100644
--- a/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/TestAttributeProcessor.java
+++ b/branches/sca-java-1.x/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/TestAttributeProcessor.java
@@ -36,7 +36,7 @@ import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
  * @version $Rev$ $Date$
  */
 public class TestAttributeProcessor extends BaseStAXArtifactProcessor implements StAXAttributeProcessor<String> {
-	private static final QName ATTRIBUTE = new QName("http://test", "customAttribute");
+	private static final QName ATTRIBUTE = new QName("http://test", "customAttribute", "test");
 	
     public QName getArtifactType() {
         return ATTRIBUTE;
@@ -47,8 +47,7 @@ public class TestAttributeProcessor extends BaseStAXArtifactProcessor implements
     }
 
     public void write(String value, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
-    	writer.setPrefix(ATTRIBUTE.getPrefix(), ATTRIBUTE.getNamespaceURI());
-    	writer.writeAttribute(ATTRIBUTE.getLocalPart(), value);
+    	writer.writeAttribute(ATTRIBUTE.getPrefix(), ATTRIBUTE.getNamespaceURI(),ATTRIBUTE.getLocalPart(), value);
     } 
 
     public Class<String> getModelType() {
diff --git a/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/DefaultExtensionFactory.java b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/DefaultExtensionFactory.java
new file mode 100644
index 0000000000..2ed02e214b
--- /dev/null
+++ b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/DefaultExtensionFactory.java
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.assembly;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.assembly.impl.ExtensionImpl;
+
+public class DefaultExtensionFactory implements ExtensionFactory {
+
+	public Extension createExtension() {
+		return new ExtensionImpl();
+	}
+
+	public Extension createExtension(QName name, Object value, boolean isAttribute) {
+		return new ExtensionImpl(name, value, isAttribute);
+	}
+
+}
diff --git a/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Extensible.java b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Extensible.java
index 3577a94d1e..593b7de88b 100644
--- a/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Extensible.java
+++ b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Extensible.java
@@ -33,5 +33,12 @@ public interface Extensible {
      * @return a list of extension objects container in this model object
      */
     List<Object> getExtensions();
+    
+    /**
+     * Returns a list of attribute extensions contained in this model object
+     * 
+     * @return a list of attribute extensions contained in this model object
+     */
+    List<Extension> getAttributeExtensions();
 
 }
diff --git a/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Extension.java b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Extension.java
new file mode 100644
index 0000000000..499c97c278
--- /dev/null
+++ b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Extension.java
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.assembly;
+
+import javax.xml.namespace.QName;
+
+/**
+ * Base interface for storing contents of extensible assembly model objects.
+ * 
+ * @version $Rev$ $Date$
+ */
+public interface Extension {
+
+	/**
+	 * Return QName for the extension
+	 * @return the extension QName
+	 */
+	QName getQName();
+	
+	/**
+	 * Set QName for the extension
+	 * @param qName the extension QName
+	 */
+	void setQName(QName qName);
+	
+	/**
+	 * Return the original extension value
+	 * @return the extension value
+	 */
+	Object getValue();
+	
+	/**
+	 * Set the original extension value
+	 * @param value the extension value
+	 */
+	void setValue(Object value);
+	
+	/**
+	 * Return whether or not the extension is an attribute
+	 * @return 
+	 */
+	boolean isAttribute();
+	
+	/**
+	 * Set whether or not the extension is an attribute
+	 * @param value
+	 */
+	void setIsAttribute(boolean isAttribute);
+}
diff --git a/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/ExtensionFactory.java b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/ExtensionFactory.java
new file mode 100644
index 0000000000..214cf59748
--- /dev/null
+++ b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/ExtensionFactory.java
@@ -0,0 +1,28 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.assembly;
+
+import javax.xml.namespace.QName;
+
+public interface ExtensionFactory {
+
+	Extension createExtension();
+	
+	Extension createExtension(QName qName, Object value, boolean isAttribute);
+}
diff --git a/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/ExtensibleImpl.java b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/ExtensibleImpl.java
index 9a7ca09e43..0a2e25aa43 100644
--- a/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/ExtensibleImpl.java
+++ b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/ExtensibleImpl.java
@@ -22,6 +22,7 @@ import java.util.ArrayList;
 import java.util.List;
 
 import org.apache.tuscany.sca.assembly.Extensible;
+import org.apache.tuscany.sca.assembly.Extension;
 
 /**
  * Convenience base class for extensible assembly model objects.
@@ -30,6 +31,7 @@ import org.apache.tuscany.sca.assembly.Extensible;
  */
 public abstract class ExtensibleImpl extends BaseImpl implements Extensible {
     private List<Object> extensions = new ArrayList<Object>();
+    private List<Extension> attributeExtensions = new ArrayList<Extension>();
 
     /**
      * Constructs a new base model object.
@@ -40,5 +42,9 @@ public abstract class ExtensibleImpl extends BaseImpl implements Extensible {
     public List<Object> getExtensions() {
         return extensions;
     }
+    
+    public List<Extension> getAttributeExtensions() {
+        return attributeExtensions;
+    }
 
 }
diff --git a/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/ExtensionImpl.java b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/ExtensionImpl.java
new file mode 100644
index 0000000000..2753bcc091
--- /dev/null
+++ b/branches/sca-java-1.x/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/ExtensionImpl.java
@@ -0,0 +1,63 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.assembly.impl;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.assembly.Extension;
+
+public class ExtensionImpl implements Extension {
+	private QName qName;
+	private Object value;
+	boolean isAttribute = false;
+
+	public ExtensionImpl() {
+		
+	}
+	
+	public ExtensionImpl(QName qName, Object value, boolean isAttribute) {
+		this.qName = qName;
+		this.value = value;
+		this.isAttribute = isAttribute;
+	}
+	
+	public QName getQName() {
+		return qName;
+	}
+
+	public void setQName(QName qName) {
+		this.qName = qName;
+	}
+
+	public Object getValue() {
+		return value;
+	}
+
+	public void setValue(Object value) {
+		this.value = value;
+	}
+
+	public boolean isAttribute() {
+		return isAttribute;
+	}
+
+	public void setIsAttribute(boolean isAttribute) {
+		this.isAttribute = isAttribute;
+	}
+}
diff --git a/branches/sca-java-1.x/modules/assembly/src/main/resources/META-INF/services/org.apache.tuscany.sca.assembly.ExtensionFactory b/branches/sca-java-1.x/modules/assembly/src/main/resources/META-INF/services/org.apache.tuscany.sca.assembly.ExtensionFactory
new file mode 100644
index 0000000000..bea25da958
--- /dev/null
+++ b/branches/sca-java-1.x/modules/assembly/src/main/resources/META-INF/services/org.apache.tuscany.sca.assembly.ExtensionFactory
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+# 
+#   http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License. 
+
+org.apache.tuscany.sca.assembly.DefaultExtensionFactory
\ No newline at end of file
diff --git a/branches/sca-java-1.x/modules/binding-corba-runtime/src/test/java/org/apache/tuscany/sca/binding/corba/testing/service/mocks/TestRuntimeComponentService.java b/branches/sca-java-1.x/modules/binding-corba-runtime/src/test/java/org/apache/tuscany/sca/binding/corba/testing/service/mocks/TestRuntimeComponentService.java
index 6fc5f9398e..a99b829e9c 100644
--- a/branches/sca-java-1.x/modules/binding-corba-runtime/src/test/java/org/apache/tuscany/sca/binding/corba/testing/service/mocks/TestRuntimeComponentService.java
+++ b/branches/sca-java-1.x/modules/binding-corba-runtime/src/test/java/org/apache/tuscany/sca/binding/corba/testing/service/mocks/TestRuntimeComponentService.java
@@ -28,6 +28,7 @@ import org.apache.tuscany.sca.assembly.Binding;
 import org.apache.tuscany.sca.assembly.Callback;
 import org.apache.tuscany.sca.assembly.ComponentReference;
 import org.apache.tuscany.sca.assembly.ConfiguredOperation;
+import org.apache.tuscany.sca.assembly.Extension;
 import org.apache.tuscany.sca.assembly.Service;
 import org.apache.tuscany.sca.interfacedef.DataType;
 import org.apache.tuscany.sca.interfacedef.InterfaceContract;
@@ -182,6 +183,10 @@ public class TestRuntimeComponentService implements RuntimeComponentService {
         return null;
     }
 
+    public List<Extension> getAttributeExtensions() {
+        return null;
+    }
+
     public List<Intent> getRequiredIntents() {
         return null;
     }
diff --git a/branches/sca-java-1.x/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingImpl.java b/branches/sca-java-1.x/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingImpl.java
index c93ddd9503..638a263a61 100644
--- a/branches/sca-java-1.x/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingImpl.java
+++ b/branches/sca-java-1.x/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingImpl.java
@@ -25,6 +25,7 @@ import org.apache.tuscany.sca.assembly.Binding;
 import org.apache.tuscany.sca.assembly.Component;
 import org.apache.tuscany.sca.assembly.ComponentService;
 import org.apache.tuscany.sca.assembly.Extensible;
+import org.apache.tuscany.sca.assembly.Extension;
 import org.apache.tuscany.sca.assembly.OptimizableBinding;
 import org.apache.tuscany.sca.assembly.SCABinding;
 import org.apache.tuscany.sca.assembly.builder.AutomaticBinding;
@@ -42,6 +43,7 @@ public class SCABindingImpl implements SCABinding, Extensible, PolicySetAttachPo
     private String name;
     private String uri;
     private List<Object> extensions = new ArrayList<Object>();
+    private List<Extension> attributeExtensions = new ArrayList<Extension>();
     private List<Intent> requiredIntents = new ArrayList<Intent>();
     private List<PolicySet> policySets = new ArrayList<PolicySet>();
     private IntentAttachPointType intentAttachPointType;
@@ -106,15 +108,14 @@ public class SCABindingImpl implements SCABinding, Extensible, PolicySetAttachPo
         this.uri = uri;
     }
     
-    /**
-     * Returns a list of extension objects contained in this model object.
-     * 
-     * @return a list of extension objects container in this model object
-     */
     public List<Object> getExtensions() {
         return extensions;
     }
-    
+
+    public List<Extension> getAttributeExtensions() {
+        return attributeExtensions;
+    }
+
     /**
      * Returns true if the model element is unresolved.
      * 
diff --git a/branches/sca-java-1.x/modules/binding-ws/src/main/java/org/apache/tuscany/sca/binding/ws/impl/WebServiceBindingImpl.java b/branches/sca-java-1.x/modules/binding-ws/src/main/java/org/apache/tuscany/sca/binding/ws/impl/WebServiceBindingImpl.java
index d816c2c9c6..a60376f870 100644
--- a/branches/sca-java-1.x/modules/binding-ws/src/main/java/org/apache/tuscany/sca/binding/ws/impl/WebServiceBindingImpl.java
+++ b/branches/sca-java-1.x/modules/binding-ws/src/main/java/org/apache/tuscany/sca/binding/ws/impl/WebServiceBindingImpl.java
@@ -30,6 +30,7 @@ import javax.xml.namespace.QName;
 
 import org.apache.tuscany.sca.assembly.ConfiguredOperation;
 import org.apache.tuscany.sca.assembly.Extensible;
+import org.apache.tuscany.sca.assembly.Extension;
 import org.apache.tuscany.sca.assembly.OperationsConfigurator;
 import org.apache.tuscany.sca.assembly.builder.BindingBuilder;
 import org.apache.tuscany.sca.binding.ws.WebServiceBinding;
@@ -53,6 +54,7 @@ class WebServiceBindingImpl implements WebServiceBinding, PolicySetAttachPoint,
     private String uri;
     private boolean unresolved;
     private List<Object> extensions = new ArrayList<Object>();
+    private List<Extension> attributeExtensions = new ArrayList<Extension>();
     private List<Intent> requiredIntents = new ArrayList<Intent>();
     private List<PolicySet> policySets = new ArrayList<PolicySet>();
     private IntentAttachPointType intentAttachPointType;
@@ -109,7 +111,11 @@ class WebServiceBindingImpl implements WebServiceBinding, PolicySetAttachPoint,
     public List<Object> getExtensions() {
         return extensions;
     }
-    
+
+    public List<Extension> getAttributeExtensions() {
+        return attributeExtensions;
+    }
+
     public String getLocation() {
         return location;
     }
diff --git a/branches/sca-java-1.x/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java b/branches/sca-java-1.x/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java
index 2b868b9e45..6e6803a806 100644
--- a/branches/sca-java-1.x/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java
+++ b/branches/sca-java-1.x/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java
@@ -18,28 +18,23 @@
  */
 package org.apache.tuscany.sca.contribution.processor.xml;
 
+import static javax.xml.stream.XMLStreamConstants.CDATA;
+import static javax.xml.stream.XMLStreamConstants.CHARACTERS;
 import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
 import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
-import static javax.xml.stream.XMLStreamConstants.CHARACTERS;
-import static javax.xml.stream.XMLStreamConstants.COMMENT;
-import static javax.xml.stream.XMLStreamConstants.CDATA;
 
 import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
-import java.util.Stack;
 
 import javax.xml.namespace.NamespaceContext;
 import javax.xml.namespace.QName;
 import javax.xml.stream.XMLEventReader;
 import javax.xml.stream.XMLInputFactory;
-import javax.xml.stream.XMLStreamConstants;
 import javax.xml.stream.XMLStreamException;
 import javax.xml.stream.XMLStreamReader;
 import javax.xml.stream.XMLStreamWriter;
-import javax.xml.stream.events.Characters;
 import javax.xml.stream.events.XMLEvent;
 
 import org.apache.tuscany.sca.contribution.Constants;
@@ -49,126 +44,121 @@ import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
 import org.apache.tuscany.sca.contribution.service.ContributionReadException;
 import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
 import org.apache.tuscany.sca.monitor.Monitor;
-import org.apache.tuscany.sca.contribution.processor.xml.XMLEventsStreamReader;
 
 public class AnyElementProcessor implements StAXArtifactProcessor<Object> {
-	private static final QName ANY_ELEMENT = new QName(Constants.XMLSCHEMA_NS,
-			"anyElement");
-
-	private XMLInputFactory xmlInputFactory;
-	@SuppressWarnings("unused")
-	private Monitor monitor;
-	//Map<String, NamespaceContext> map = new HashMap<String, NamespaceContext>();
-
-	public AnyElementProcessor(ModelFactoryExtensionPoint modelFactories,
-			Monitor monitor) {
-		xmlInputFactory = modelFactories.getFactory(XMLInputFactory.class);
-		this.monitor = monitor;
-	}
-
-	public QName getArtifactType() {
-		return ANY_ELEMENT;
-	}
-
-	public Class<Object> getModelType() {
-		return Object.class;
-	}
-
-	/**
-	 * Reads the contetns of the unknown elements and generates a custom
-	 * implementation of XMLStreamReader i.e. XMLEventsStreamReader
-	 * 
-	 * @param reader
-	 * @return
-	 * @throws XMLStreamException
-	 */
-	@SuppressWarnings("unchecked")
-	public Object read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
-
-		//Custom variables
-		String currentElement = null;
-		List eventsList = new ArrayList();
-		
-		Map<String, NamespaceContext> eventContext = new HashMap<String, NamespaceContext>();
-		
-		try{
-			//Cast the block of unknown elements into document
-			XMLDocumentStreamReader docReader = new XMLDocumentStreamReader(reader);
-					
-			XMLEventReader xmlEventReader = xmlInputFactory.createXMLEventReader(docReader);
-			
-			while (xmlEventReader.hasNext()) {
-				XMLEvent event = xmlEventReader.nextEvent();
-				
-				//Populate the eventContext map with the current element's name and corresponding NamesapceContext
-				if (currentElement != null && !(eventContext.containsKey(currentElement))) {
-					eventContext.put(currentElement, reader.getNamespaceContext());
-				}
-				
-				//Populate the list with the XMLEvents
-				eventsList.add(event);
-				if (event.isStartElement()) {
-					currentElement = reader.getName().getLocalPart();
-				}
-				if (event.isEndDocument()) {
-					return new XMLEventsStreamReader(eventsList, eventContext);
-				}
-			}
-		}
-		catch(Exception e){
-			e.printStackTrace();
-		}
-		return null;
-	}
-
-	/**
-	 * Writes unknown portions back to the writer
-	 * 
-	 * @param model
-	 * @param writer
-	 */
-	public void write(Object model, XMLStreamWriter writer)
-			throws XMLStreamException {
-		if (!(model instanceof XMLStreamReader)) {
-			return;
-		}
-		XMLStreamReader reader = (XMLStreamReader) model;
-		
-		int event = reader.getEventType();
-		while (reader.hasNext()) {
-			switch (event) {
-			case START_ELEMENT:
-											
-				writer.writeStartElement(reader.getPrefix(), reader
-						.getLocalName(), reader.getNamespaceURI());
-				for (int i = 1; i <= reader.getAttributeCount(); i++) {
-					writer.writeAttribute(reader.getAttributePrefix(i), reader.getAttributeNamespace(i), 
-							reader.getAttributeLocalName(i), reader.getAttributeValue(i));
-				}
-				break;
-				
-			case CHARACTERS:
-				writer.writeCharacters(reader.getText());	
-				break;
-				
-			case CDATA:				
-				writer.writeCData(reader.getText());
-				break;
-
-			case END_ELEMENT:
-				writer.writeEndElement();
-				break;
-			}
-			if (reader.hasNext()) {
-				event = reader.next();
-			}
-		}
-	}
-
-	public void resolve(Object model, ModelResolver resolver)
-			throws ContributionResolveException {
-		// TODO Auto-generated method stub
-
-	}
+    private static final QName ANY_ELEMENT = new QName(Constants.XMLSCHEMA_NS, "anyElement");
+
+    private XMLInputFactory xmlInputFactory;
+    @SuppressWarnings("unused")
+    private Monitor monitor;
+
+    // Map<String, NamespaceContext> map = new HashMap<String,NamespaceContext>();
+
+    public AnyElementProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) {
+        xmlInputFactory = modelFactories.getFactory(XMLInputFactory.class);
+        this.monitor = monitor;
+    }
+
+    public QName getArtifactType() {
+        return ANY_ELEMENT;
+    }
+
+    public Class<Object> getModelType() {
+        return Object.class;
+    }
+
+    /**
+     * Reads the contetns of the unknown elements and generates a custom
+     * implementation of XMLStreamReader i.e. XMLEventsStreamReader
+     * 
+     * @param reader
+     * @return
+     * @throws XMLStreamException
+     */
+    @SuppressWarnings("unchecked")
+    public Object read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+
+        // Custom variables
+        String currentElement = null;
+        List eventsList = new ArrayList();
+
+        Map<String, NamespaceContext> eventContext = new HashMap<String, NamespaceContext>();
+
+        try {
+            // Cast the block of unknown elements into document
+            XMLDocumentStreamReader docReader = new XMLDocumentStreamReader(reader);
+
+            XMLEventReader xmlEventReader = xmlInputFactory.createXMLEventReader(docReader);
+
+            while (xmlEventReader.hasNext()) {
+                XMLEvent event = xmlEventReader.nextEvent();
+
+                // Populate the eventContext map with the current element's name
+                // and corresponding NamesapceContext
+                if (currentElement != null && !(eventContext.containsKey(currentElement))) {
+                    eventContext.put(currentElement, reader.getNamespaceContext());
+                }
+
+                // Populate the list with the XMLEvents
+                eventsList.add(event);
+                if (event.isStartElement()) {
+                    currentElement = reader.getName().getLocalPart();
+                }
+                if (event.isEndDocument()) {
+                    return new XMLEventsStreamReader(eventsList, eventContext);
+                }
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    /**
+     * Writes unknown portions back to the writer
+     * 
+     * @param model
+     * @param writer
+     */
+    public void write(Object model, XMLStreamWriter writer) throws XMLStreamException {
+        if (!(model instanceof XMLStreamReader)) {
+            return;
+        }
+        XMLStreamReader reader = (XMLStreamReader)model;
+
+        int event = reader.getEventType();
+        while (reader.hasNext()) {
+            switch (event) {
+                case START_ELEMENT:
+
+                    writer.writeStartElement(reader.getPrefix(), reader.getLocalName(), reader.getNamespaceURI());
+                    for (int i = 1; i <= reader.getAttributeCount(); i++) {
+                        writer.writeAttribute(reader.getAttributePrefix(i), reader.getAttributeNamespace(i), reader
+                            .getAttributeLocalName(i), reader.getAttributeValue(i));
+                    }
+                    break;
+
+                case CHARACTERS:
+                    writer.writeCharacters(reader.getText());
+                    break;
+
+                case CDATA:
+                    writer.writeCData(reader.getText());
+                    break;
+
+                case END_ELEMENT:
+                    writer.writeEndElement();
+                    break;
+            }
+            if (reader.hasNext()) {
+                event = reader.next();
+            }
+        }
+    }
+
+    public void resolve(Object model, ModelResolver resolver) throws ContributionResolveException {
+        // TODO Auto-generated method stub
+
+    }
 
 }
diff --git a/branches/sca-java-1.x/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java b/branches/sca-java-1.x/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java
index f23ebc2c36..dfc4e9f57a 100644
--- a/branches/sca-java-1.x/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java
+++ b/branches/sca-java-1.x/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java
@@ -31,6 +31,7 @@ import javax.xml.stream.XMLStreamReader;
 import javax.xml.stream.XMLStreamWriter;
 
 import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.ExtensionFactory;
 import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl;
 import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
 import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
@@ -251,6 +252,7 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
                     // Specific initialization for the DefaultBeanModelProcessor
                     ModelFactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class);
                     AssemblyFactory assemblyFactory = modelFactories.getFactory(AssemblyFactory.class);
+                    ExtensionFactory extensionFactory = modelFactories.getFactory(ExtensionFactory.class);
                     PolicyFactory policyFactory = modelFactories.getFactory(PolicyFactory.class);
                     try {
                         Class<StAXArtifactProcessor> processorClass =
@@ -264,6 +266,7 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
                         }
                         Constructor<StAXArtifactProcessor> constructor =
                             processorClass.getConstructor(AssemblyFactory.class,
+                                                          ExtensionFactory.class,
                                                           PolicyFactory.class,
                                                           QName.class,
                                                           Class.class,
@@ -271,6 +274,7 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
                                                           Monitor.class);
                         processor =
                             constructor.newInstance(assemblyFactory,
+                                                    extensionFactory,
                                                     policyFactory,
                                                     artifactType,
                                                     getModelType(),
diff --git a/branches/sca-java-1.x/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/assembly/impl/BeanComponentImpl.java b/branches/sca-java-1.x/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/assembly/impl/BeanComponentImpl.java
index f2c517b092..9d874262e9 100644
--- a/branches/sca-java-1.x/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/assembly/impl/BeanComponentImpl.java
+++ b/branches/sca-java-1.x/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/assembly/impl/BeanComponentImpl.java
@@ -26,12 +26,13 @@ import org.apache.tuscany.sca.assembly.ComponentProperty;
 import org.apache.tuscany.sca.assembly.ComponentReference;
 import org.apache.tuscany.sca.assembly.ComponentService;
 import org.apache.tuscany.sca.assembly.ConstrainingType;
+import org.apache.tuscany.sca.assembly.Extension;
 import org.apache.tuscany.sca.assembly.Implementation;
 import org.apache.tuscany.sca.policy.Intent;
 import org.apache.tuscany.sca.policy.IntentAttachPointType;
 import org.apache.tuscany.sca.policy.PolicySet;
-import org.springframework.beans.factory.support.BeanDefinitionRegistry;
 import org.springframework.beans.factory.support.AbstractBeanDefinition;
+import org.springframework.beans.factory.support.BeanDefinitionRegistry;
 import org.springframework.beans.factory.support.GenericBeanDefinition;
 
 /**
@@ -63,6 +64,7 @@ public class BeanComponentImpl extends GenericBeanDefinition implements Componen
     private List<Intent> requiredIntents = new ArrayList<Intent>();
     private List<PolicySet> policySets = new ArrayList<PolicySet>();
     private List<Object> extensions = new ArrayList<Object>();
+    private List<Extension> attributeExtensions = new ArrayList<Extension>();
     private boolean unresolved = false;
     private BeanDefinitionRegistry beanRegistry;
 
@@ -210,6 +212,10 @@ public class BeanComponentImpl extends GenericBeanDefinition implements Componen
         return extensions;
     }
 
+    public List<Extension> getAttributeExtensions() {
+        return attributeExtensions;
+    }
+
     public boolean isUnresolved() {
         return unresolved;
     }
diff --git a/branches/sca-java-1.x/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/implementation/java/impl/BeanBaseJavaImplementationImpl.java b/branches/sca-java-1.x/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/implementation/java/impl/BeanBaseJavaImplementationImpl.java
index 49abfb4162..493ffe3798 100644
--- a/branches/sca-java-1.x/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/implementation/java/impl/BeanBaseJavaImplementationImpl.java
+++ b/branches/sca-java-1.x/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/implementation/java/impl/BeanBaseJavaImplementationImpl.java
@@ -23,6 +23,7 @@ import java.util.List;
 
 import org.apache.tuscany.sca.assembly.ConfiguredOperation;
 import org.apache.tuscany.sca.assembly.ConstrainingType;
+import org.apache.tuscany.sca.assembly.Extension;
 import org.apache.tuscany.sca.assembly.Property;
 import org.apache.tuscany.sca.assembly.Reference;
 import org.apache.tuscany.sca.assembly.Service;
@@ -30,8 +31,8 @@ import org.apache.tuscany.sca.implementation.java.BaseJavaImplementation;
 import org.apache.tuscany.sca.policy.Intent;
 import org.apache.tuscany.sca.policy.IntentAttachPointType;
 import org.apache.tuscany.sca.policy.PolicySet;
-import org.springframework.beans.factory.support.BeanDefinitionRegistry;
 import org.springframework.beans.factory.support.AbstractBeanDefinition;
+import org.springframework.beans.factory.support.BeanDefinitionRegistry;
 import org.springframework.beans.factory.support.GenericBeanDefinition;
 
 /**
@@ -46,6 +47,7 @@ public class BeanBaseJavaImplementationImpl extends GenericBeanDefinition implem
     private List<Service> services = new ArrayList<Service>();
     private ConstrainingType constrainingType;
     private List<Object> extensions = new ArrayList<Object>();
+    private List<Extension> attributeExtensions = new ArrayList<Extension>();
     private boolean unresolved;
     private BeanDefinitionRegistry beanRegistry;
     private String uri;
@@ -177,6 +179,10 @@ public class BeanBaseJavaImplementationImpl extends GenericBeanDefinition implem
         return extensions;
     }
 
+    public List<Extension> getAttributeExtensions() {
+        return attributeExtensions;
+    }
+
     public boolean isUnresolved() {
         return unresolved;
     }