diff --git a/source/java/org/alfresco/repo/dictionary/DictionaryNamespaceComponent.java b/source/java/org/alfresco/repo/dictionary/DictionaryNamespaceComponent.java
index f929e9705f..5b1081e679 100644
--- a/source/java/org/alfresco/repo/dictionary/DictionaryNamespaceComponent.java
+++ b/source/java/org/alfresco/repo/dictionary/DictionaryNamespaceComponent.java
@@ -36,8 +36,6 @@ import org.alfresco.service.namespace.NamespaceService;
  */
 public class DictionaryNamespaceComponent implements NamespaceService
 {
-
-    private static final long serialVersionUID = -3774701459465102431L;
     /**
      * Namespace DAO
      */
@@ -109,5 +107,4 @@ public class DictionaryNamespaceComponent implements NamespaceService
         // TODO:
         throw new UnsupportedOperationException();        
     }
-    
 }
diff --git a/source/java/org/alfresco/repo/dictionary/NamespaceDAO.java b/source/java/org/alfresco/repo/dictionary/NamespaceDAO.java
index 505e732e5e..4007123da0 100644
--- a/source/java/org/alfresco/repo/dictionary/NamespaceDAO.java
+++ b/source/java/org/alfresco/repo/dictionary/NamespaceDAO.java
@@ -36,7 +36,6 @@ import org.alfresco.service.namespace.NamespacePrefixResolver;
  */
 public interface NamespaceDAO extends NamespacePrefixResolver
 {
-    
     /**
      * Add a namespace URI
      * 
diff --git a/source/java/org/alfresco/repo/dictionary/NamespaceDAOImpl.java b/source/java/org/alfresco/repo/dictionary/NamespaceDAOImpl.java
index 44bceeb3a0..149c1423b7 100644
--- a/source/java/org/alfresco/repo/dictionary/NamespaceDAOImpl.java
+++ b/source/java/org/alfresco/repo/dictionary/NamespaceDAOImpl.java
@@ -48,8 +48,6 @@ public class NamespaceDAOImpl implements NamespaceDAO
 {
     private static final Log logger = LogFactory.getLog(NamespaceDAOImpl.class);
     
-    private static final long serialVersionUID = -1085431310721591548L;
-    
     /**
      * Lock objects
      */
@@ -63,6 +61,7 @@ public class NamespaceDAOImpl implements NamespaceDAO
 
     // Dependencies
     private TenantService tenantService;
+    private DictionaryDAO dictionaryDAO;
     
     
     public void setTenantService(TenantService tenantService)
@@ -80,9 +79,6 @@ public class NamespaceDAOImpl implements NamespaceDAO
         this.prefixesCache = prefixesCache;
     }
     
-    
-    private DictionaryDAO dictionaryDAO;
-    
     public void registerDictionary(DictionaryDAO dictionaryDAO)
     {
         this.dictionaryDAO = dictionaryDAO;
diff --git a/source/java/org/alfresco/repo/jscript/ContentAwareScriptableQNameMap.java b/source/java/org/alfresco/repo/jscript/ContentAwareScriptableQNameMap.java
index c7122e59bb..f9aa3ffa81 100644
--- a/source/java/org/alfresco/repo/jscript/ContentAwareScriptableQNameMap.java
+++ b/source/java/org/alfresco/repo/jscript/ContentAwareScriptableQNameMap.java
@@ -29,6 +29,8 @@ import org.alfresco.service.ServiceRegistry;
 import org.alfresco.service.cmr.dictionary.DataTypeDefinition;
 import org.alfresco.service.cmr.dictionary.PropertyDefinition;
 import org.alfresco.service.cmr.repository.ContentData;
+import org.alfresco.service.namespace.NamespacePrefixResolver;
+import org.alfresco.service.namespace.NamespacePrefixResolverProvider;
 import org.alfresco.service.namespace.QName;
 
 /**
@@ -44,9 +46,21 @@ public class ContentAwareScriptableQNameMap<K,V> extends ScriptableQNameMap<K,V>
     private ServiceRegistry services;
     private ScriptNode factory;
     
-    public ContentAwareScriptableQNameMap(ScriptNode factory, ServiceRegistry services)
+    
+    /**
+     * Constructor
+     * 
+     * @param factory       Factory to provide further ScriptNode objects
+     * @param services      ServiceRegistry
+     */
+    public ContentAwareScriptableQNameMap(final ScriptNode factory, final ServiceRegistry services)
     {
-        super(services.getNamespaceService());
+        super(new NamespacePrefixResolverProvider(){
+            public NamespacePrefixResolver getNamespacePrefixResolver()
+            {
+                return services.getNamespaceService();
+            }
+        });
         this.services = services;
         this.factory = factory;
     }
@@ -62,7 +76,7 @@ public class ContentAwareScriptableQNameMap<K,V> extends ScriptableQNameMap<K,V>
         if (value == null)
         {
            // convert the key to a qname and look up the data-type for the property
-           QName qname = QName.resolveToQName(this.resolver, name.toString());
+           QName qname = QName.resolveToQName(getResolver(), name.toString());
            PropertyDefinition propDef = this.services.getDictionaryService().getProperty(qname);
            if (propDef != null && DataTypeDefinition.CONTENT.equals(propDef.getDataType().getName()))
            {
diff --git a/source/java/org/alfresco/repo/jscript/ScriptNode.java b/source/java/org/alfresco/repo/jscript/ScriptNode.java
index e075161854..a7bd5a5265 100644
--- a/source/java/org/alfresco/repo/jscript/ScriptNode.java
+++ b/source/java/org/alfresco/repo/jscript/ScriptNode.java
@@ -77,6 +77,8 @@ import org.alfresco.service.cmr.version.VersionHistory;
 import org.alfresco.service.cmr.version.VersionType;
 import org.alfresco.service.cmr.workflow.WorkflowInstance;
 import org.alfresco.service.cmr.workflow.WorkflowService;
+import org.alfresco.service.namespace.NamespacePrefixResolver;
+import org.alfresco.service.namespace.NamespacePrefixResolverProvider;
 import org.alfresco.service.namespace.NamespaceService;
 import org.alfresco.service.namespace.QName;
 import org.alfresco.service.namespace.RegexQNamePattern;
@@ -104,9 +106,9 @@ import org.mozilla.javascript.Wrapper;
  * 
  * @author Kevin Roast
  */
-public class ScriptNode implements Serializable, Scopeable
+public class ScriptNode implements Serializable, Scopeable, NamespacePrefixResolverProvider
 {
-    private static final long serialVersionUID = -3378946227712939600L;
+    private static final long serialVersionUID = -3378946227712939601L;
     
     private static Log logger = LogFactory.getLog(ScriptNode.class);
     
@@ -436,7 +438,7 @@ public class ScriptNode implements Serializable, Scopeable
         if (this.targetAssocs == null)
         {
             // this Map implements the Scriptable interface for native JS syntax property access
-            this.targetAssocs = new ScriptableQNameMap<String, Object>(this.services.getNamespaceService());
+            this.targetAssocs = new ScriptableQNameMap<String, Object>(this);
 
             // get the list of target nodes for each association type
             List<AssociationRef> refs = this.nodeService.getTargetAssocs(this.nodeRef, RegexQNamePattern.MATCH_ALL);
@@ -484,7 +486,7 @@ public class ScriptNode implements Serializable, Scopeable
         if (this.sourceAssocs == null)
         {
             // this Map implements the Scriptable interface for native JS syntax property access
-            this.sourceAssocs = new ScriptableQNameMap<String, Object>(this.services.getNamespaceService());
+            this.sourceAssocs = new ScriptableQNameMap<String, Object>(this);
 
             // get the list of source nodes for each association type
             List<AssociationRef> refs = this.nodeService.getSourceAssocs(this.nodeRef, RegexQNamePattern.MATCH_ALL);
@@ -532,7 +534,7 @@ public class ScriptNode implements Serializable, Scopeable
         if (this.childAssocs == null)
         {
             // this Map implements the Scriptable interface for native JS syntax property access
-            this.childAssocs = new ScriptableQNameMap<String, Object>(this.services.getNamespaceService());
+            this.childAssocs = new ScriptableQNameMap<String, Object>(this);
             
             // get the list of child assoc nodes for each association type
             List<ChildAssociationRef> refs = this.nodeService.getChildAssocs(nodeRef);
@@ -2794,4 +2796,13 @@ public class ScriptNode implements Serializable, Scopeable
          */
         ScriptNode transform(ContentService contentService, NodeRef noderef, ContentReader reader, ContentWriter writer);
     }
+    
+    
+    /**
+     * NamespacePrefixResolverProvider getter implementation
+     */
+    public NamespacePrefixResolver getNamespacePrefixResolver()
+    {
+        return this.services.getNamespaceService();
+    }
 }
\ No newline at end of file
diff --git a/source/java/org/alfresco/repo/jscript/ScriptableQNameMap.java b/source/java/org/alfresco/repo/jscript/ScriptableQNameMap.java
index bcbeeeefa1..941961df34 100644
--- a/source/java/org/alfresco/repo/jscript/ScriptableQNameMap.java
+++ b/source/java/org/alfresco/repo/jscript/ScriptableQNameMap.java
@@ -25,6 +25,7 @@
 package org.alfresco.repo.jscript;
 
 import org.alfresco.service.namespace.NamespacePrefixResolver;
+import org.alfresco.service.namespace.NamespacePrefixResolverProvider;
 import org.alfresco.service.namespace.QNameMap;
 import org.mozilla.javascript.Scriptable;
 
@@ -36,7 +37,7 @@ public class ScriptableQNameMap<K,V> extends QNameMap<K,V> implements Scriptable
     /**
      * @param resolver
      */
-    public ScriptableQNameMap(NamespacePrefixResolver resolver)
+    public ScriptableQNameMap(NamespacePrefixResolverProvider resolver)
     {
         super(resolver);
     }
diff --git a/source/java/org/alfresco/repo/template/AVMTemplateNode.java b/source/java/org/alfresco/repo/template/AVMTemplateNode.java
index 4268fb6428..7a4562ffa6 100644
--- a/source/java/org/alfresco/repo/template/AVMTemplateNode.java
+++ b/source/java/org/alfresco/repo/template/AVMTemplateNode.java
@@ -46,6 +46,8 @@ import org.alfresco.service.cmr.repository.ContentData;
 import org.alfresco.service.cmr.repository.NodeRef;
 import org.alfresco.service.cmr.repository.StoreRef;
 import org.alfresco.service.cmr.repository.TemplateImageResolver;
+import org.alfresco.service.namespace.NamespacePrefixResolver;
+import org.alfresco.service.namespace.NamespacePrefixResolverProvider;
 import org.alfresco.service.namespace.QName;
 import org.alfresco.service.namespace.QNameMap;
 import org.alfresco.util.Pair;
@@ -67,7 +69,7 @@ import freemarker.ext.dom.NodeModel;
  * 
  * @author Kevin Roast
  */
-public class AVMTemplateNode extends BasePermissionsNode
+public class AVMTemplateNode extends BasePermissionsNode implements NamespacePrefixResolverProvider
 {
     private static Log logger = LogFactory.getLog(AVMTemplateNode.class);
     
@@ -172,7 +174,7 @@ public class AVMTemplateNode extends BasePermissionsNode
     {
         this.version = version;
         this.path = path;
-        this.properties = new QNameMap<String, Serializable>(this.services.getNamespaceService());
+        this.properties = new QNameMap<String, Serializable>(this);
         if (descriptor == null)
         {
             descriptor = this.services.getAVMService().lookup(version, path, true);
@@ -471,6 +473,12 @@ public class AVMTemplateNode extends BasePermissionsNode
     }
     
     
+    public NamespacePrefixResolver getNamespacePrefixResolver()
+    {
+        return this.services.getNamespaceService();
+    }
+    
+    
     // ------------------------------------------------------------------------------
     // Private helpers
     
diff --git a/source/java/org/alfresco/repo/template/TemplateNode.java b/source/java/org/alfresco/repo/template/TemplateNode.java
index 48ca033171..a11aaa9b9b 100644
--- a/source/java/org/alfresco/repo/template/TemplateNode.java
+++ b/source/java/org/alfresco/repo/template/TemplateNode.java
@@ -43,6 +43,8 @@ import org.alfresco.service.cmr.repository.NodeRef;
 import org.alfresco.service.cmr.repository.TemplateImageResolver;
 import org.alfresco.service.cmr.version.Version;
 import org.alfresco.service.cmr.version.VersionHistory;
+import org.alfresco.service.namespace.NamespacePrefixResolver;
+import org.alfresco.service.namespace.NamespacePrefixResolverProvider;
 import org.alfresco.service.namespace.QName;
 import org.alfresco.service.namespace.QNameMap;
 import org.alfresco.service.namespace.RegexQNamePattern;
@@ -66,7 +68,7 @@ import freemarker.ext.dom.NodeModel;
  * 
  * @author Kevin Roast
  */
-public class TemplateNode extends BasePermissionsNode
+public class TemplateNode extends BasePermissionsNode implements NamespacePrefixResolverProvider
 {
     private static final long serialVersionUID = 1234390333739034171L;
     
@@ -123,7 +125,7 @@ public class TemplateNode extends BasePermissionsNode
         this.services = services;
         this.imageResolver = resolver;
         
-        this.properties = new QNameMap<String, Serializable>(this.services.getNamespaceService());
+        this.properties = new QNameMap<String, Serializable>(this);
     }
     
     
@@ -241,7 +243,7 @@ public class TemplateNode extends BasePermissionsNode
         if (this.targetAssocs == null)
         {
             List<AssociationRef> refs = this.services.getNodeService().getTargetAssocs(this.nodeRef, RegexQNamePattern.MATCH_ALL);
-            this.targetAssocs = new QNameMap<String, List<TemplateNode>>(this.services.getNamespaceService());
+            this.targetAssocs = new QNameMap<String, List<TemplateNode>>(this);
             for (AssociationRef ref : refs)
             {
                 String qname = ref.getTypeQName().toString();
@@ -272,7 +274,7 @@ public class TemplateNode extends BasePermissionsNode
         if (this.sourceAssocs == null)
         {
             List<AssociationRef> refs = this.services.getNodeService().getSourceAssocs(this.nodeRef, RegexQNamePattern.MATCH_ALL);
-            this.sourceAssocs = new QNameMap<String, List<TemplateNode>>(this.services.getNamespaceService());
+            this.sourceAssocs = new QNameMap<String, List<TemplateNode>>(this);
             for (AssociationRef ref : refs)
             {
                 String qname = ref.getTypeQName().toString();
@@ -303,7 +305,7 @@ public class TemplateNode extends BasePermissionsNode
         if (this.childAssocs == null)
         {
             List<ChildAssociationRef> refs = this.services.getNodeService().getChildAssocs(this.nodeRef);
-            this.childAssocs = new QNameMap<String, List<TemplateNode>>(this.services.getNamespaceService());
+            this.childAssocs = new QNameMap<String, List<TemplateNode>>(this);
             for (ChildAssociationRef ref : refs)
             {
                 String qname = ref.getTypeQName().toString();
@@ -510,9 +512,15 @@ public class TemplateNode extends BasePermissionsNode
         return this.imageResolver;
     }
     
+    
     // ------------------------------------------------------------------------------
     // Inner classes
     
+    public NamespacePrefixResolver getNamespacePrefixResolver()
+    {
+        return this.services.getNamespaceService();
+    }
+
     /**
      * Class to convert properties into template accessable objects
      */
diff --git a/source/java/org/alfresco/repo/template/VersionHistoryNode.java b/source/java/org/alfresco/repo/template/VersionHistoryNode.java
index 83d43a3825..49f3e617bb 100644
--- a/source/java/org/alfresco/repo/template/VersionHistoryNode.java
+++ b/source/java/org/alfresco/repo/template/VersionHistoryNode.java
@@ -37,6 +37,8 @@ import org.alfresco.service.cmr.repository.ContentData;
 import org.alfresco.service.cmr.repository.NodeRef;
 import org.alfresco.service.cmr.version.Version;
 import org.alfresco.service.cmr.version.VersionType;
+import org.alfresco.service.namespace.NamespacePrefixResolver;
+import org.alfresco.service.namespace.NamespacePrefixResolverProvider;
 import org.alfresco.service.namespace.QName;
 import org.alfresco.service.namespace.QNameMap;
 import org.alfresco.util.URLEncoder;
@@ -47,7 +49,7 @@ import org.alfresco.util.URLEncoder;
  * 
  * @author Kevin Roast
  */
-public class VersionHistoryNode extends BaseContentNode
+public class VersionHistoryNode extends BaseContentNode implements NamespacePrefixResolverProvider
 {
     private QNameMap<String, Serializable> properties;
     private boolean propsRetrieved = false;
@@ -77,7 +79,7 @@ public class VersionHistoryNode extends BaseContentNode
         this.version = version;
         this.parent = parent;
         this.services = services;
-        this.properties = new QNameMap<String, Serializable>(parent.services.getNamespaceService());
+        this.properties = new QNameMap<String, Serializable>(this);
     }
     
     /**
@@ -264,6 +266,12 @@ public class VersionHistoryNode extends BaseContentNode
     }
     
     
+    public NamespacePrefixResolver getNamespacePrefixResolver()
+    {
+        return this.services.getNamespaceService();
+    }
+    
+    
     // ------------------------------------------------------------------------------
     // Content API 
     
diff --git a/source/java/org/alfresco/repo/template/Workflow.java b/source/java/org/alfresco/repo/template/Workflow.java
index 6078728bcd..75ae9472f8 100644
--- a/source/java/org/alfresco/repo/template/Workflow.java
+++ b/source/java/org/alfresco/repo/template/Workflow.java
@@ -49,6 +49,8 @@ import org.alfresco.service.cmr.workflow.WorkflowService;
 import org.alfresco.service.cmr.workflow.WorkflowTask;
 import org.alfresco.service.cmr.workflow.WorkflowTaskState;
 import org.alfresco.service.cmr.workflow.WorkflowTransition;
+import org.alfresco.service.namespace.NamespacePrefixResolver;
+import org.alfresco.service.namespace.NamespacePrefixResolverProvider;
 import org.alfresco.service.namespace.QName;
 import org.alfresco.service.namespace.QNameMap;
 import org.alfresco.service.namespace.RegexQNamePattern;
@@ -160,7 +162,7 @@ public class Workflow extends BaseTemplateProcessorExtension
     /**
      * Simple bean wrapper around a WorkflowTask item 
      */
-    public static class WorkflowTaskItem
+    public static class WorkflowTaskItem implements NamespacePrefixResolverProvider
     {
         private WorkflowTask task;
         private QNameMap<String, Serializable> properties = null;
@@ -317,7 +319,7 @@ public class Workflow extends BaseTemplateProcessorExtension
             {
                 // convert properties to a QName accessable Map with TemplateNode objects as required
                 PropertyConverter converter = new PropertyConverter();
-                this.properties = new QNameMap<String, Serializable>(this.services.getNamespaceService());
+                this.properties = new QNameMap<String, Serializable>(this);
                 for (QName qname : this.task.properties.keySet())
                 {
                     Serializable value = converter.convertProperty(
@@ -327,5 +329,10 @@ public class Workflow extends BaseTemplateProcessorExtension
             }
             return this.properties;
         }
+        
+        public NamespacePrefixResolver getNamespacePrefixResolver()
+        {
+            return this.services.getNamespaceService();
+        }
     }
 }
diff --git a/source/java/org/alfresco/repo/workflow/jscript/JscriptWorkflowTask.java b/source/java/org/alfresco/repo/workflow/jscript/JscriptWorkflowTask.java
index f62f44889c..1cf8f471d4 100644
--- a/source/java/org/alfresco/repo/workflow/jscript/JscriptWorkflowTask.java
+++ b/source/java/org/alfresco/repo/workflow/jscript/JscriptWorkflowTask.java
@@ -51,6 +51,8 @@ import org.alfresco.service.cmr.repository.NodeService;
 import org.alfresco.service.cmr.repository.StoreRef;
 import org.alfresco.service.cmr.workflow.WorkflowTask;
 import org.alfresco.service.cmr.workflow.WorkflowTransition;
+import org.alfresco.service.namespace.NamespacePrefixResolver;
+import org.alfresco.service.namespace.NamespacePrefixResolverProvider;
 import org.alfresco.service.namespace.QName;
 import org.alfresco.service.namespace.RegexQNamePattern;
 import org.alfresco.util.Pair;
@@ -151,7 +153,12 @@ public class JscriptWorkflowTask extends BaseScopableProcessorExtension implemen
 
         // instantiate ScriptableQNameMap<String, Serializable> properties
         // from WorkflowTasks's Map<QName, Serializable> properties
-        this.properties = new ScriptableQNameMap<String, Serializable>(serviceRegistry.getNamespaceService());
+        this.properties = new ScriptableQNameMap<String, Serializable>(new NamespacePrefixResolverProvider(){
+            public NamespacePrefixResolver getNamespacePrefixResolver()
+            {
+                return serviceRegistry.getNamespaceService();
+            }
+        });
 
         Set<QName> keys = cmrWorkflowTask.properties.keySet();
         for (QName key : keys)
diff --git a/source/java/org/alfresco/service/namespace/DynamicNamespacePrefixResolver.java b/source/java/org/alfresco/service/namespace/DynamicNamespacePrefixResolver.java
index d48a371e1f..0a3678434d 100644
--- a/source/java/org/alfresco/service/namespace/DynamicNamespacePrefixResolver.java
+++ b/source/java/org/alfresco/service/namespace/DynamicNamespacePrefixResolver.java
@@ -36,13 +36,9 @@ import java.util.Set;
  * required.
  * 
  * @author andyh
- * 
  */
 public class DynamicNamespacePrefixResolver implements NamespaceService
 {
-
-    private static final long serialVersionUID = -7721089444629137409L;
-
     /**
      * The delegate
      */
@@ -53,6 +49,7 @@ public class DynamicNamespacePrefixResolver implements NamespaceService
      */
     private HashMap<String, String> map = new HashMap<String, String>();
 
+    
     public DynamicNamespacePrefixResolver(NamespacePrefixResolver delegate)
     {
         super();
@@ -64,6 +61,7 @@ public class DynamicNamespacePrefixResolver implements NamespaceService
         this(null);
     }
 
+    
     /**
      * Add prefix to name space mapping override
      * 
@@ -143,5 +141,4 @@ public class DynamicNamespacePrefixResolver implements NamespaceService
        uris.addAll(map.keySet());
        return uris;
     }
-    
 }
diff --git a/source/java/org/alfresco/service/namespace/NamespacePrefixResolver.java b/source/java/org/alfresco/service/namespace/NamespacePrefixResolver.java
index ecd4306fa0..6b8a1141c5 100644
--- a/source/java/org/alfresco/service/namespace/NamespacePrefixResolver.java
+++ b/source/java/org/alfresco/service/namespace/NamespacePrefixResolver.java
@@ -37,7 +37,7 @@ import org.alfresco.service.PublicService;
  * @author David Caruana
  */
 @PublicService
-public interface NamespacePrefixResolver extends Serializable
+public interface NamespacePrefixResolver 
 {
     /**
      * Gets the namespace URI registered for the given prefix
@@ -76,5 +76,4 @@ public interface NamespacePrefixResolver extends Serializable
      */
     @Auditable
     Collection<String> getURIs();
-
 }
diff --git a/source/java/org/alfresco/service/namespace/NamespacePrefixResolverProvider.java b/source/java/org/alfresco/service/namespace/NamespacePrefixResolverProvider.java
new file mode 100644
index 0000000000..59c22a5ead
--- /dev/null
+++ b/source/java/org/alfresco/service/namespace/NamespacePrefixResolverProvider.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2005-2009 Alfresco Software Limited.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+ * As a special exception to the terms and conditions of version 2.0 of 
+ * the GPL, you may redistribute this Program in connection with Free/Libre 
+ * and Open Source Software ("FLOSS") applications as described in Alfresco's 
+ * FLOSS exception.  You should have recieved a copy of the text describing 
+ * the FLOSS exception, and it is also available here: 
+ * http://www.alfresco.com/legal/licensing
+ */
+package org.alfresco.service.namespace;
+
+import java.io.Serializable;
+
+/**
+ * Provides support for serializable objects such as the QNameMap that require a
+ * NamespacePrefixResolver to be available. Ensures that the objects can remain
+ * serializable themselves and still maintain a valid NamespacePrefixResolver.
+ * 
+ * @author Kevin Roast
+ */
+public interface NamespacePrefixResolverProvider extends Serializable
+{
+    /**
+     * Get an object that implements the NamespacePrefixResolver interface
+     * 
+     * @return NamespacePrefixResolver
+     */
+    NamespacePrefixResolver getNamespacePrefixResolver();
+}
\ No newline at end of file
diff --git a/source/java/org/alfresco/service/namespace/QNameMap.java b/source/java/org/alfresco/service/namespace/QNameMap.java
index 01f8407cd6..db8dc9b389 100644
--- a/source/java/org/alfresco/service/namespace/QNameMap.java
+++ b/source/java/org/alfresco/service/namespace/QNameMap.java
@@ -30,8 +30,6 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
 
-import org.alfresco.service.ServiceRegistry;
-import org.alfresco.util.ApplicationContextHelper;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 
@@ -43,39 +41,47 @@ import org.apache.commons.logging.LogFactory;
  */
 public class QNameMap<K,V> implements Map, Cloneable, Serializable
 {
-    private static final long serialVersionUID = -6578946123712939601L;
+    private static final long serialVersionUID = -6578946123712939602L;
     
     protected static Log logger = LogFactory.getLog(QNameMap.class);
     protected Map<String, Object> contents = new HashMap<String, Object>(16, 1.0f);
-    protected NamespacePrefixResolver resolver = null;
+    protected NamespacePrefixResolverProvider provider = null;
+    
     
     /**
      * Constructor
      * 
-     * @param resolver      Mandatory NamespacePrefixResolver helper
+     * @param provider      Mandatory NamespacePrefixResolverProvider helper
      */
-    public QNameMap(NamespacePrefixResolver resolver)
+    public QNameMap(NamespacePrefixResolverProvider provider)
     {
-        if (resolver == null)
+        if (provider == null)
         {
-            throw new IllegalArgumentException("NamespacePrefixResolver is mandatory.");
+            throw new IllegalArgumentException("NamespacePrefixResolverProvider is mandatory.");
         }
-        this.resolver = resolver;
+        this.provider = provider;
     }
     
-    
-    
     /**
      * Constructor for Serialization mechanism
-     * 
      */
     protected QNameMap()
     {
         super();
     }
-
-
-
+    
+    
+    /**
+     * Helper to return a NamespacePrefixResolver instance - should -always- be used
+     * rather than holding onto a reference on the heap.
+     * 
+     * @return NamespacePrefixResolver
+     */
+    protected final NamespacePrefixResolver getResolver()
+    {
+        return this.provider.getNamespacePrefixResolver();
+    }
+    
     /**
      * @see java.util.Map#size()
      */
@@ -97,7 +103,7 @@ public class QNameMap<K,V> implements Map, Cloneable, Serializable
      */
     public boolean containsKey(Object key)
     {
-        return (this.contents.containsKey(QName.resolveToQNameString(resolver, key.toString())));
+        return (this.contents.containsKey(QName.resolveToQNameString(getResolver(), key.toString())));
     }
     
     /**
@@ -113,7 +119,7 @@ public class QNameMap<K,V> implements Map, Cloneable, Serializable
      */
     public Object get(Object key)
     {
-        String qnameKey = QName.resolveToQNameString(resolver, key.toString());
+        String qnameKey = QName.resolveToQNameString(getResolver(), key.toString());
         Object obj = this.contents.get(qnameKey);
         
         return obj;
@@ -124,7 +130,7 @@ public class QNameMap<K,V> implements Map, Cloneable, Serializable
      */
     public Object put(Object key, Object value)
     {
-        return this.contents.put(QName.resolveToQNameString(resolver, key.toString()), value);
+        return this.contents.put(QName.resolveToQNameString(getResolver(), key.toString()), value);
     }
     
     /**
@@ -132,7 +138,7 @@ public class QNameMap<K,V> implements Map, Cloneable, Serializable
      */
     public Object remove(Object key)
     {
-        return this.contents.remove(QName.resolveToQNameString(resolver, key.toString()));
+        return this.contents.remove(QName.resolveToQNameString(getResolver(), key.toString()));
     }
     
     /**
@@ -191,7 +197,7 @@ public class QNameMap<K,V> implements Map, Cloneable, Serializable
      */
     public Object clone()
     {
-        QNameMap map = new QNameMap(resolver);
+        QNameMap map = new QNameMap(provider);
         map.putAll(this);
         
         return map;