Index: bpel-compiler/src/main/java/org/apache/ode/bpel/compiler/wsdl/WSDLFactoryBPEL20.java
===================================================================
--- bpel-compiler/src/main/java/org/apache/ode/bpel/compiler/wsdl/WSDLFactoryBPEL20.java	(revision 88)
+++ bpel-compiler/src/main/java/org/apache/ode/bpel/compiler/wsdl/WSDLFactoryBPEL20.java	(working copy)
@@ -33,29 +33,36 @@
  */
 public class WSDLFactoryBPEL20 extends WSDLFactoryImpl implements WSDLFactory4BPEL {
 
-    private BpelObjectFactory _bomf;
-    private BpelExtensionSerializer _bs;
+  private BpelObjectFactory _bomf;
+  private BpelExtensionSerializer _bs;
 
-    public WSDLFactoryBPEL20() {
-        super(Bpel20QNames.NS_WSBPEL2_0_FINAL_EXEC, Bpel20QNames.NS_WSBPEL2_0_FINAL_PLINK
-                , Bpel20QNames.NS_WSBPEL2_0_FINAL_VARPROP);
-        _bomf = BpelObjectFactory.getInstance();
-        _bs = new BpelExtensionSerializer(_bomf);
-    }
+  public WSDLFactoryBPEL20() {
+    super(Bpel20QNames.NS_WSBPEL2_0_FINAL_EXEC, Bpel20QNames.NS_WSBPEL2_0_FINAL_PLINK
+        , Bpel20QNames.NS_WSBPEL2_0_FINAL_VARPROP);
+    _bomf = BpelObjectFactory.getInstance();
+    _bs = new BpelExtensionSerializer(_bomf);
+  }
 
-    public static WSDLFactory newInstance() {
-        return new WSDLFactoryBPEL20();
-    }
+  public static WSDLFactory newInstance() {
+    return new WSDLFactoryBPEL20();
+  }
 
-    public ExtensionRegistry newPopulatedExtensionRegistry() {
-        ExtensionRegistry extRegistry;
-        extRegistry = super.newPopulatedExtensionRegistry();
-        extRegistry.registerDeserializer(Definition.class, new QName(_propNS, "property"),_bs);
-        extRegistry.registerDeserializer(Definition.class, new QName(_propNS, "propertyAlias"), _bs);
-        extRegistry.registerDeserializer(Types.class, XMLSchemaType.QNAME, new XMLSchemaTypeSerializer());
-        extRegistry.registerDeserializer(Definition.class, new QName(_plnkNS, "partnerLinkType"),_bs);
-        return extRegistry;
+  public ExtensionRegistry newPopulatedExtensionRegistry() {
+    ExtensionRegistry extRegistry;
+    extRegistry = super.newPopulatedExtensionRegistry();
+    extRegistry.registerDeserializer(Definition.class, new QName(_propNS, "property"),_bs);
+    extRegistry.registerDeserializer(Definition.class, new QName(_propNS, "propertyAlias"), _bs);
+    extRegistry.registerDeserializer(Types.class, XMLSchemaType.QNAME, new XMLSchemaTypeSerializer());
+    extRegistry.registerDeserializer(Definition.class, new QName(_plnkNS, "partnerLinkType"),_bs);
 
-    }
+    // serializer
+    extRegistry.registerSerializer(Definition.class, new QName(_propNS, "property"),_bs);
+    extRegistry.registerSerializer(Definition.class, new QName(_propNS, "propertyAlias"), _bs);
+    extRegistry.registerSerializer(Types.class, XMLSchemaType.QNAME, new XMLSchemaTypeSerializer());
+    extRegistry.registerSerializer(Definition.class, new QName(_plnkNS, "partnerLinkType"),_bs);
 
+    return extRegistry;
+
+  }
+
 }
Index: bpel-compiler/src/main/java/org/apache/ode/bpel/compiler/wsdl/BpelExtensionSerializer.java
===================================================================
--- bpel-compiler/src/main/java/org/apache/ode/bpel/compiler/wsdl/BpelExtensionSerializer.java	(revision 88)
+++ bpel-compiler/src/main/java/org/apache/ode/bpel/compiler/wsdl/BpelExtensionSerializer.java	(working copy)
@@ -22,8 +22,7 @@
 import java.net.URI;
 import java.net.URISyntaxException;
 
-import org.apache.ode.bpel.compiler.bom.BpelObject4WSDL;
-import org.apache.ode.bpel.compiler.bom.BpelObjectFactory;
+import org.apache.ode.bpel.compiler.bom.*;
 import org.apache.ode.utils.DOMUtils;
 import org.apache.ode.utils.msg.MessageBundle;
 import com.ibm.wsdl.util.xml.XPathUtils;
@@ -60,7 +59,75 @@
    */
   public void marshall(Class arg0, QName arg1, ExtensibilityElement arg2, PrintWriter arg3, Definition arg4,
           ExtensionRegistry arg5) throws WSDLException {
-      throw new UnsupportedOperationException();
+        if("partnerLinkType".equals(arg1.getLocalPart()))
+    {
+      String namespaceURI = arg1.getNamespaceURI();
+      PartnerLinkType plink = (PartnerLinkType)arg2;
+
+      // xmlns:h="http://www.w3.org/TR/html4/"
+      StringBuffer sb = new StringBuffer();
+      sb.append("<ns0:partnerLinkType");
+      sb.append(" xmlns:ns0='").append(namespaceURI).append("'");
+      sb.append(" xmlns:ns1='").append(plink.getName().getNamespaceURI()).append("'");
+      sb.append(" name='ns1:").append(plink.getName().getLocalPart()).append("'>");
+
+      for(PartnerLinkType.Role role : plink.getRoles())
+      {
+        sb.append("<ns0:role");
+        sb.append(" name='").append(role.getName()).append("'/>");
+      }
+
+      sb.append("</ns0:partnerLinkType>");
+
+      arg3.write(sb.toString());
+    }
+    else if("property".equals(arg1.getLocalPart()))
+    {
+      String namespaceURI = arg1.getNamespaceURI();
+      Property property = (Property)arg2;
+
+      StringBuffer sb = new StringBuffer();
+      sb.append("<ns0:property");
+      sb.append(" xmlns:ns0='").append(namespaceURI).append("'");
+      sb.append(" xmlns:n1='").append(property.getType().getNamespaceURI()).append("'");
+      sb.append(" type='").append("n1:").append(property.getType().getLocalPart()).append("'");
+      sb.append("'/>");
+
+      arg3.write(sb.toString());
+    }
+    else if("propertyAlias".equals(arg1.getLocalPart()))
+    {
+      String namespaceURI = arg1.getNamespaceURI();
+      PropertyAlias propertyAlias = (PropertyAlias)arg2;
+
+      StringBuffer sb = new StringBuffer();
+      sb.append("<ns0:propertyAlias");
+      sb.append(" xmlns:ns0='").append(namespaceURI).append("'");
+
+      // propertyName attribute
+      sb.append(" xmlns:ns1='").append(propertyAlias.getPropertyName().getNamespaceURI()).append("'");
+      sb.append(" propertyName='").append("ns1:").append(propertyAlias.getPropertyName().getLocalPart()).append("'");
+
+      // messageType attribute
+      sb.append(" xmlns:ns2='").append(propertyAlias.getMessageType().getNamespaceURI()).append("'");
+      sb.append(" messageType='").append("ns2:").append(propertyAlias.getMessageType().getLocalPart()).append("'");
+
+      // part attribute
+      sb.append(" part='").append(propertyAlias.getPart()).append("'");
+
+      // query child elements
+        sb.append("<ns0:query>");
+        sb.append(propertyAlias.getQuery());
+        sb.append("</ns0:query>");
+
+      sb.append("</ns0:propertyAlias>");
+
+      arg3.write(sb.toString());
+    }
+    else
+    {
+      throw new UnsupportedOperationException("Unknown element "+arg1);
+    }
   }
 
   /**