Merge the hazelcast modules into a single module

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1026973 13f79535-47bb-0310-9956-ffa450edef68

12 files changed, 1255 insertions, 0 deletions

diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/EndpointStash.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/EndpointStash.java
new file mode 100644
index 0000000000..42f6193940
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/EndpointStash.java
@@ -0,0 +1,54 @@
+/*
+ * 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.binding.hazelcast;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+
+
+public class EndpointStash {
+
+    // TODO a better way of sharing these endpoints than a static
+    //   the issue is that the ServiceInvoker needs to get hold of the Endpoint
+    //   for a URI. The ServiceInvoker runs in the context of a Hazelcast spawned 
+    //   thread so can only get to Tuscany via a static. The Hazelcast endpoint
+    //   registry does actually have these endpoints so perhaps an alternative could be
+    //   to use NodeFactory.getNodeFactories to get at the Hazelcast endpoint registry.
+    private static Map<String, RuntimeEndpoint> endpoints = new ConcurrentHashMap<String, RuntimeEndpoint>();
+    
+    public static void addEndpoint(RuntimeEndpoint endpoint) {
+        endpoints.put(endpoint.getURI(), endpoint);
+    }
+    
+    public static RuntimeEndpoint getEndpoint(String uri) {
+        for (RuntimeEndpoint ep : endpoints.values()) {
+            if (ep.matches(uri)) {
+                return ep;
+            }
+        }
+        return null;
+    }
+
+    public static void removeEndpoint(String uri) {
+        endpoints.remove(uri);
+    }
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBinding.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBinding.java
new file mode 100644
index 0000000000..1636ed16ca
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBinding.java
@@ -0,0 +1,33 @@
+/*
+ * 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.binding.hazelcast;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.assembly.impl.BindingImpl;
+
+public class HazelcastBinding extends BindingImpl {
+
+    public static final QName TYPE = new QName(SCA11_TUSCANY_NS, "binding.hazelcast");
+
+    public HazelcastBinding() {
+        super(TYPE);
+    }
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingProviderFactory.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingProviderFactory.java
new file mode 100644
index 0000000000..f202e16a69
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingProviderFactory.java
@@ -0,0 +1,66 @@
+/*
+ * 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.binding.hazelcast;
+
+import org.apache.tuscany.sca.assembly.Component;
+import org.apache.tuscany.sca.assembly.Contract;
+import org.apache.tuscany.sca.binding.ws.WebServiceBinding;
+import org.apache.tuscany.sca.binding.ws.WebServiceBindingFactory;
+import org.apache.tuscany.sca.binding.ws.wsdlgen.BindingWSDLGenerator;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.databinding.xml.DOMDataBinding;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.provider.BindingProviderFactory;
+import org.apache.tuscany.sca.provider.ReferenceBindingProvider;
+import org.apache.tuscany.sca.provider.ServiceBindingProvider;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+public class HazelcastBindingProviderFactory implements BindingProviderFactory<HazelcastBinding> {
+
+    private ExtensionPointRegistry extensionsRegistry;
+
+    public HazelcastBindingProviderFactory(ExtensionPointRegistry extensionsRegistry) {
+        this.extensionsRegistry = extensionsRegistry;
+    }
+
+    public ReferenceBindingProvider createReferenceBindingProvider(RuntimeEndpointReference endpointReference) {
+        InterfaceContract interfaceContract = createDOMInterfaceContract(endpointReference.getComponent(), endpointReference.getReference());       
+        return new HazelcastReferenceBindingProvider(extensionsRegistry, endpointReference.getBinding().getURI(), interfaceContract);
+    }
+
+    public ServiceBindingProvider createServiceBindingProvider(RuntimeEndpoint endpoint) {
+        InterfaceContract interfaceContract = createDOMInterfaceContract(endpoint.getComponent(), endpoint.getService());       
+        return new HazelcastServiceBindingProvider(endpoint, interfaceContract);
+    }
+
+    private InterfaceContract createDOMInterfaceContract(Component component, Contract contract) {
+        WebServiceBindingFactory wsFactory = extensionsRegistry.getExtensionPoint(WebServiceBindingFactory.class);
+        WebServiceBinding wsBinding = wsFactory.createWebServiceBinding();
+        BindingWSDLGenerator.generateWSDL(component, contract, wsBinding, extensionsRegistry, null);
+        InterfaceContract interfaceContract = wsBinding.getBindingInterfaceContract();
+        interfaceContract.getInterface().resetDataBinding(DOMDataBinding.NAME);
+        return interfaceContract;
+    }
+
+    public Class<HazelcastBinding> getModelType() {
+        return HazelcastBinding.class;
+    }
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastReferenceBindingProvider.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastReferenceBindingProvider.java
new file mode 100644
index 0000000000..29546f405e
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastReferenceBindingProvider.java
@@ -0,0 +1,58 @@
+/*
+ * 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.binding.hazelcast;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.provider.ReferenceBindingProvider;
+
+public class HazelcastReferenceBindingProvider implements ReferenceBindingProvider {
+
+    private ExtensionPointRegistry extensionsRegistry;
+    private String serviceURI;
+    private InterfaceContract interfaceContract;
+
+    public HazelcastReferenceBindingProvider(ExtensionPointRegistry extensionsRegistry, String serviceURI, InterfaceContract interfaceContract) {
+        this.extensionsRegistry = extensionsRegistry;
+        this.serviceURI = serviceURI;
+        this.interfaceContract = interfaceContract;
+    }
+
+    public Invoker createInvoker(Operation operation) {
+        return new ReferenceInvoker(extensionsRegistry, serviceURI, operation);
+    }
+
+    public InterfaceContract getBindingInterfaceContract() {
+        return interfaceContract;
+    }
+
+    public boolean supportsOneWayInvocation() {
+        return false;
+    }
+
+    public void start() {
+    }
+
+    public void stop() {
+    }
+
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastServiceBindingProvider.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastServiceBindingProvider.java
new file mode 100644
index 0000000000..6ac3542a8e
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastServiceBindingProvider.java
@@ -0,0 +1,52 @@
+/*
+ * 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.binding.hazelcast;
+
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.provider.ServiceBindingProvider;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+
+public class HazelcastServiceBindingProvider implements ServiceBindingProvider {
+
+    private RuntimeEndpoint endpoint;
+    private InterfaceContract interfaceContract;
+
+
+    public HazelcastServiceBindingProvider(RuntimeEndpoint endpoint, InterfaceContract interfaceContract) {
+        this.endpoint = endpoint;
+        this.interfaceContract = interfaceContract;
+    }
+
+    public void start() {
+        EndpointStash.addEndpoint(endpoint);
+    }
+
+    public void stop() {
+        EndpointStash.removeEndpoint(endpoint.getURI());
+    }
+
+    public InterfaceContract getBindingInterfaceContract() {
+        return interfaceContract;
+    }
+
+    public boolean supportsOneWayInvocation() {
+        return false;
+    }
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java
new file mode 100644
index 0000000000..7caf3e4841
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java
@@ -0,0 +1,127 @@
+/*
+ * 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.binding.hazelcast;
+
+import java.io.IOException;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.FutureTask;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.common.xml.dom.DOMHelper;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.endpoint.hazelcast.HazelcastEndpointRegistry;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.util.FaultException;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.invocation.MessageFactory;
+import org.apache.tuscany.sca.runtime.DomainRegistryFactory;
+import org.apache.tuscany.sca.runtime.EndpointRegistry;
+import org.apache.tuscany.sca.runtime.ExtensibleDomainRegistryFactory;
+import org.oasisopen.sca.ServiceRuntimeException;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.xml.sax.SAXException;
+
+import com.hazelcast.core.DistributedTask;
+import com.hazelcast.core.Member;
+
+public class ReferenceInvoker implements Invoker {
+
+    HazelcastEndpointRegistry hzRegistry;
+    DOMHelper domHelper;
+    String serviceURI;
+    private Operation operation;
+    MessageFactory messageFactory;
+
+    public ReferenceInvoker(ExtensionPointRegistry extensionsRegistry, String serviceURI, Operation operation) {
+        this.serviceURI = serviceURI;
+        this.operation = operation;
+        DomainRegistryFactory domainRegistryFactory = ExtensibleDomainRegistryFactory.getInstance(extensionsRegistry);
+        for (EndpointRegistry r : domainRegistryFactory.getEndpointRegistries()) {
+            if (r instanceof HazelcastEndpointRegistry) {
+                hzRegistry = (HazelcastEndpointRegistry)r;
+                break;
+            }
+        }
+        this.domHelper = DOMHelper.getInstance(extensionsRegistry);
+        FactoryExtensionPoint modelFactories = extensionsRegistry.getExtensionPoint(FactoryExtensionPoint.class);
+        this.messageFactory = modelFactories.getFactory(MessageFactory.class);
+    }
+
+    public Message invoke(Message msg) {
+        Member owningMember = hzRegistry.getOwningMember(serviceURI);
+        if (owningMember == null) {
+            throw new ServiceRuntimeException("service not found: " + serviceURI);
+        }
+        String requestXML = getRequestXML(msg);
+        Callable<String> callable = new ServiceInvoker(serviceURI, operation.getName(), requestXML);
+        FutureTask<String> task = new DistributedTask<String>(callable, owningMember);
+        ExecutorService executorService = getExecutorService();
+        executorService.execute(task);
+        try {
+            return getResponseNode(task.get());
+        } catch (Exception e) {
+            throw new ServiceRuntimeException(e);
+        }
+    }
+
+    /**
+     * Hazelcast ExecutorService can't nest invocations so use a separate ExecutorService
+     * for nested calls. See http://groups.google.com/group/hazelcast/browse_thread/thread/1cc0b943716476e9
+     */
+    private ExecutorService getExecutorService() {
+        String threadName = Thread.currentThread().getName();
+        if (!threadName.startsWith("hz.executor.") || threadName.indexOf("binding.sca.") == -1) {
+            return hzRegistry.getHazelcastInstance().getExecutorService("binding.sca.1");
+        } else {
+            String oldName = threadName.substring(threadName.lastIndexOf("binding.sca."), threadName.lastIndexOf(".thread-"));
+            int x = Integer.parseInt(oldName.substring(oldName.lastIndexOf('.') + 1));
+            return hzRegistry.getHazelcastInstance().getExecutorService(oldName.substring(0, 12) + (x + 1));
+        }
+    }
+
+    private String getRequestXML(Message msg) {
+        Object[] args = msg.getBody();
+        String msgXML = domHelper.saveAsString((Node)args[0]);
+        return msgXML;
+    }
+
+    private Message getResponseNode(String responseXML) throws IOException, SAXException {
+        Message msg = messageFactory.createMessage();
+        if (responseXML.startsWith("DECLAREDEXCEPTION:")) {
+            Document responseDOM = domHelper.load(responseXML.substring(18));
+            FaultException e = new FaultException("remote exception", responseDOM);
+            Node node = ((Node)responseDOM).getFirstChild();
+            e.setFaultName(new QName(node.getNamespaceURI(), node.getLocalName()));
+            msg.setFaultBody(e);
+        } else if (responseXML.startsWith("EXCEPTION:")) {
+            throw new ServiceRuntimeException("Remote exception:" + responseXML.substring(10));
+        } else {
+            Document responseDOM = domHelper.load(responseXML);
+            msg.setBody(responseDOM);
+        }
+        return msg;
+    }
+
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ServiceInvoker.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ServiceInvoker.java
new file mode 100644
index 0000000000..42cac191aa
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ServiceInvoker.java
@@ -0,0 +1,98 @@
+/*
+ * 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.binding.hazelcast;
+
+import java.io.IOException;
+import java.io.Serializable;
+import java.lang.reflect.InvocationTargetException;
+import java.util.concurrent.Callable;
+
+import org.apache.tuscany.sca.common.xml.dom.DOMHelper;
+import org.apache.tuscany.sca.interfacedef.Interface;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.util.FaultException;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.oasisopen.sca.NoSuchServiceException;
+import org.oasisopen.sca.ServiceRuntimeException;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.xml.sax.SAXException;
+
+public class ServiceInvoker implements Callable<String>, Serializable {
+    private static final long serialVersionUID = 1L;
+
+    // all fields MUST be Serializable
+    private String serviceURI;
+    private String operationName;
+    private String requestXML;
+
+    public ServiceInvoker(String serviceURI, String operationName, String msgXML) {
+        this.serviceURI = serviceURI;
+        this.operationName = operationName;
+        this.requestXML = msgXML;
+    }
+
+    public String call() throws Exception {
+        RuntimeEndpoint endpoint = EndpointStash.getEndpoint(serviceURI);
+        if (endpoint == null) {
+            throw new NoSuchServiceException(serviceURI);
+        }
+        Operation operation = getRequestOperation(endpoint);
+        DOMHelper domHelper = DOMHelper.getInstance(endpoint.getCompositeContext().getExtensionPointRegistry());
+        Object[] args = getRequestArgs(domHelper);
+        String responseXML;
+        try {
+            Object response = endpoint.invoke(operation, args);
+            responseXML = getResponseXML(domHelper, response);
+        } catch (Exception e) {
+           if (e instanceof InvocationTargetException && ((InvocationTargetException)e).getTargetException() instanceof FaultException) {
+               responseXML = "DECLAREDEXCEPTION:" + getResponseXML(domHelper, ((FaultException)((InvocationTargetException)e).getTargetException()).getFaultInfo());
+           } else {
+               responseXML = "EXCEPTION: " + e.getClass() + ":" + e.getMessage();
+           }
+        }
+        return responseXML;
+    }
+
+    private Operation getRequestOperation(RuntimeEndpoint endpoint) {
+        InterfaceContract ic = endpoint.getBindingInterfaceContract();
+        Interface iface = ic.getInterface();
+        for (Operation op : iface.getOperations()) {
+            if (op.getName().equals(operationName)) {
+                return op;
+            }
+
+        }
+        // TODO: return err msg
+        throw new ServiceRuntimeException("operation not found " + operationName);
+    }
+
+    private Object[] getRequestArgs(DOMHelper domHelper) throws IOException, SAXException {
+        Document requestDOM = domHelper.load(requestXML);
+        return new Object[] {requestDOM};
+    }
+
+    private String getResponseXML(DOMHelper domHelper, Object response) {
+        String responseXML = domHelper.saveAsString((Node)response);
+        return responseXML;
+    }
+
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/HazelcastDomainRegistryFactory.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/HazelcastDomainRegistryFactory.java
new file mode 100644
index 0000000000..87c60e4b38
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/HazelcastDomainRegistryFactory.java
@@ -0,0 +1,49 @@
+/*
+ * 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.endpoint.hazelcast;
+
+import java.util.Properties;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.runtime.BaseDomainRegistryFactory;
+import org.apache.tuscany.sca.runtime.EndpointRegistry;
+import org.apache.tuscany.sca.runtime.RuntimeProperties;
+
+/**
+ * The utility responsible for finding the endpoint regstry by the scheme and creating instances for the
+ * given domain
+ */
+public class HazelcastDomainRegistryFactory extends BaseDomainRegistryFactory {
+    private final static String[] schemes = new String[] {"multicast", "wka", "tuscany", "hazelcast", "uri"};
+
+    public HazelcastDomainRegistryFactory(ExtensionPointRegistry registry) {
+        super(registry);
+    }
+
+    protected EndpointRegistry createEndpointRegistry(String endpointRegistryURI, String domainURI) {
+        Properties properties = registry.getExtensionPoint(UtilityExtensionPoint.class).getUtility(RuntimeProperties.class).getProperties();
+        return new HazelcastEndpointRegistry(registry, properties, domainURI);
+    }
+
+    public String[] getSupportedSchemes() {
+        return schemes;
+    }
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/HazelcastEndpointRegistry.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/HazelcastEndpointRegistry.java
new file mode 100644
index 0000000000..c041914de8
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/HazelcastEndpointRegistry.java
@@ -0,0 +1,370 @@
+/*
+ * 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.endpoint.hazelcast;
+
+import java.io.FileNotFoundException;
+import java.net.UnknownHostException;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.logging.Logger;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.Endpoint;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.core.LifeCycleListener;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.runtime.BaseEndpointRegistry;
+import org.apache.tuscany.sca.runtime.EndpointRegistry;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeProperties;
+import org.oasisopen.sca.ServiceRuntimeException;
+
+import com.hazelcast.config.Config;
+import com.hazelcast.config.NearCacheConfig;
+import com.hazelcast.config.TcpIpConfig;
+import com.hazelcast.config.XmlConfigBuilder;
+import com.hazelcast.core.EntryEvent;
+import com.hazelcast.core.EntryListener;
+import com.hazelcast.core.Hazelcast;
+import com.hazelcast.core.HazelcastInstance;
+import com.hazelcast.core.ILock;
+import com.hazelcast.core.IMap;
+import com.hazelcast.core.Member;
+import com.hazelcast.core.MembershipEvent;
+import com.hazelcast.core.MembershipListener;
+import com.hazelcast.core.MultiMap;
+import com.hazelcast.core.Transaction;
+import com.hazelcast.nio.Address;
+
+/**
+ * An EndpointRegistry using a Hazelcast
+ */
+public class HazelcastEndpointRegistry extends BaseEndpointRegistry implements EndpointRegistry, LifeCycleListener, EntryListener<String, Endpoint>, MembershipListener {
+    private final static Logger logger = Logger.getLogger(HazelcastEndpointRegistry.class.getName());
+
+    private HazelcastInstance hazelcastInstance;
+    protected Map<Object, Object> endpointMap;
+    protected Map<String, Endpoint> localEndpoints = new ConcurrentHashMap<String, Endpoint>();
+    protected MultiMap<String, String> endpointOwners;
+    protected AssemblyFactory assemblyFactory;
+    protected Object shutdownMutex = new Object();
+    protected Properties properties;
+
+    public HazelcastEndpointRegistry(ExtensionPointRegistry registry, Properties properties, String domainURI) {
+        super(registry, null, null, domainURI);
+        this.assemblyFactory = registry.getExtensionPoint(FactoryExtensionPoint.class).getFactory(AssemblyFactory.class);
+        this.properties = properties;
+    }
+
+    public HazelcastEndpointRegistry(ExtensionPointRegistry registry,
+                                     Map<String, String> attributes,
+                                     String domainRegistryURI,
+                                     String domainURI) {
+        super(registry, attributes, domainRegistryURI, domainURI);
+        this.assemblyFactory = registry.getExtensionPoint(FactoryExtensionPoint.class).getFactory(AssemblyFactory.class);
+        this.properties = registry.getExtensionPoint(UtilityExtensionPoint.class).getUtility(RuntimeProperties.class).getProperties();
+    }
+    
+    public HazelcastInstance getHazelcastInstance() {
+        return hazelcastInstance;
+    }
+
+    public void start() {
+        if (endpointMap != null) {
+            throw new IllegalStateException("The registry has already been started");
+        }
+//        if (configURI.toString().startsWith("tuscany:vm:")) {
+//            endpointMap = new HashMap<Object, Object>();
+//        } else {
+            initHazelcastInstance();
+            IMap imap = hazelcastInstance.getMap(domainURI + "/Endpoints");
+            imap.addEntryListener(this, true);
+            endpointMap = imap;
+            
+            endpointOwners = hazelcastInstance.getMultiMap(domainURI + "/EndpointOwners");
+
+            hazelcastInstance.getCluster().addMembershipListener(this);
+//        }
+    }
+
+    public void stop() {
+        if (hazelcastInstance != null) {
+            synchronized (shutdownMutex) {
+                hazelcastInstance.shutdown();
+                hazelcastInstance = null;
+                endpointMap = null;
+                endpointOwners = null;
+            }
+        }
+    }
+
+    private void initHazelcastInstance() {
+        Config config = getHazelcastConfig();
+
+        // do this when theres a way to have adders be the key owners
+        // config.getMapConfig(configURI.getDomainName() + "/Endpoints").setBackupCount(0);
+
+        // this caches reads locally
+        config.getMapConfig("default").setNearCacheConfig(new NearCacheConfig(0, 0, "NONE", 0, true));
+
+        // Disable the Hazelcast shutdown hook as Tuscany has its own and with both there are race conditions
+        config.setProperty("hazelcast.shutdownhook.enabled",
+                           // GroupProperties.PROP_SHUTDOWNHOOK_ENABLED, 
+                           "false");
+        
+        // By default this is 5 seconds, not sure what the implications are but dropping it down to 1 makes 
+        // things like the samples look much faster
+        config.setProperty("hazelcast.wait.seconds.before.join",
+                           // GroupProperties.PROP_WAIT_SECONDS_BEFORE_JOIN, 
+                           "1");
+
+        this.hazelcastInstance = Hazelcast.newHazelcastInstance(config);
+    }
+
+    protected Config getHazelcastConfig() {
+        Config config;
+        this.properties = registry.getExtensionPoint(UtilityExtensionPoint.class).getUtility(RuntimeProperties.class).getProperties();
+        String configFile = properties.getProperty("hazelcastConfig");
+        if (configFile != null) {
+            try {
+                config = new XmlConfigBuilder(configFile).build();
+            } catch (FileNotFoundException e) {
+                throw new IllegalArgumentException(configFile, e);
+            }
+        } else {
+            config = new XmlConfigBuilder().build();
+            RegistryConfig rc = new RegistryConfig(properties);
+            config.setPort(rc.getBindPort());
+            //config.setPortAutoIncrement(false);
+
+            if (!rc.getBindAddress().equals("*")) {
+                config.getNetworkConfig().getInterfaces().setEnabled(true);
+                config.getNetworkConfig().getInterfaces().clear();
+                config.getNetworkConfig().getInterfaces().addInterface(rc.getBindAddress());
+            }
+
+            config.getGroupConfig().setName(rc.getUserid());
+            config.getGroupConfig().setPassword(rc.getPassword());
+
+            if (rc.isMulticastDisabled()) {
+                config.getNetworkConfig().getJoin().getMulticastConfig().setEnabled(false);
+            } else {
+                config.getNetworkConfig().getJoin().getMulticastConfig().setEnabled(true);
+                config.getNetworkConfig().getJoin().getMulticastConfig().setMulticastPort(rc.getMulticastPort());
+                config.getNetworkConfig().getJoin().getMulticastConfig().setMulticastGroup(rc.getMulticastAddress());
+            }
+            
+            if (rc.getWKAs().size() > 0) {
+                TcpIpConfig tcpconfig = config.getNetworkConfig().getJoin().getTcpIpConfig();
+                tcpconfig.setEnabled(true);
+                List<Address> lsMembers = tcpconfig.getAddresses();
+                lsMembers.clear();
+                for (String addr : rc.getWKAs()) {
+                    String[] ipNPort = addr.split(":");
+                    try {
+                        lsMembers.add(new Address(ipNPort[0], Integer.parseInt(ipNPort[1])));
+                    } catch (UnknownHostException e) {
+                        throw new RuntimeException(e);
+                    }
+                }
+            }
+        }
+        return config;
+    }
+
+    public void addEndpoint(Endpoint endpoint) {
+        if (findEndpoint(endpoint.getURI()).size() > 0) {
+            Member m = getOwningMember(endpoint.getURI());
+            throw new IllegalStateException("Endpoint " + endpoint.getURI() + " already exists in domain " + domainURI + " at " + m.getInetSocketAddress());
+        }
+            
+        String localMemberAddr = hazelcastInstance.getCluster().getLocalMember().getInetSocketAddress().toString();
+        String endpointURI = endpoint.getURI();
+        Transaction txn = hazelcastInstance.getTransaction();
+        txn.begin();
+        try {
+            endpointMap.put(endpointURI, endpoint);
+            endpointOwners.put(localMemberAddr, endpointURI);
+            txn.commit();
+        } catch (Throwable e) {
+            txn.rollback();
+            throw new ServiceRuntimeException(e);
+        }
+        localEndpoints.put(endpointURI, endpoint);
+        logger.info("Add endpoint - " + endpoint);
+    }
+
+    public List<Endpoint> findEndpoint(String uri) {
+        List<Endpoint> foundEndpoints = new ArrayList<Endpoint>();
+        for (Object v : endpointMap.values()) {
+            Endpoint endpoint = (Endpoint)v;
+            logger.fine("Matching against - " + endpoint);
+            if (endpoint.matches(uri)) {
+                if (!isLocal(endpoint)) {
+                    endpoint.setRemote(true);
+                    ((RuntimeEndpoint)endpoint).bind(registry, this);
+                } else {
+                    // get the local version of the endpoint
+                    // this local version won't have been serialized
+                    // won't be marked as remote and will have the 
+                    // full interface contract information
+                    endpoint = localEndpoints.get(endpoint.getURI());
+                }
+                
+                foundEndpoints.add(endpoint);
+                logger.fine("Found endpoint with matching service  - " + endpoint);
+            }
+        }
+        return foundEndpoints;
+    }
+    
+
+    private boolean isLocal(Endpoint endpoint) {
+        return localEndpoints.containsKey(endpoint.getURI());
+    }
+
+    public Endpoint getEndpoint(String uri) {
+        return (Endpoint)endpointMap.get(uri);
+    }
+
+    public List<Endpoint> getEndpoints() {
+        return new ArrayList(endpointMap.values());
+    }
+
+    public void removeEndpoint(Endpoint endpoint) {
+        if (hazelcastInstance == null) {
+            return;
+        }
+        synchronized (shutdownMutex) {
+            String localMemberAddr = hazelcastInstance.getCluster().getLocalMember().getInetSocketAddress().toString();
+            String endpointURI = endpoint.getURI();
+            
+// TODO: seems to be a txn bug in Hazelcast, see http://code.google.com/p/hazelcast/issues/detail?id=258 
+//            Transaction txn = hazelcastInstance.getTransaction();
+//            txn.begin();
+//            try {
+                endpointOwners.remove(localMemberAddr, endpointURI);
+                endpointMap.remove(endpointURI);
+//                txn.commit();
+//            } catch (Throwable e) {
+//                txn.rollback();
+//                throw new ServiceRuntimeException(e);
+//            }
+            localEndpoints.remove(endpointURI);
+            logger.info("Removed endpoint - " + endpoint);
+        }
+    }
+
+
+    public void entryAdded(EntryEvent<String, Endpoint> event) {
+        entryAdded(event.getKey(), event.getValue());
+    }
+
+    public void entryEvicted(EntryEvent<String, Endpoint> event) {
+        // Should not happen
+    }
+
+    public void entryRemoved(EntryEvent<String, Endpoint> event) {
+        entryRemoved(event.getKey(), event.getValue());
+    }
+
+    public void entryUpdated(EntryEvent<String, Endpoint> event) {
+        entryUpdated(event.getKey(), null, event.getValue());
+    }
+
+    public void entryAdded(Object key, Object value) {
+        Endpoint newEp = (Endpoint)value;
+        if (!isLocal(newEp)) {
+            logger.info(" Remote endpoint added: " + newEp);
+        } 
+        endpointAdded(newEp);
+    }
+
+    public void entryRemoved(Object key, Object value) {
+        Endpoint oldEp = (Endpoint)value;
+        if (!isLocal(oldEp)) {
+            logger.info(" Remote endpoint removed: " + value);
+        }
+        endpointRemoved(oldEp);
+    }
+
+    public void entryUpdated(Object key, Object oldValue, Object newValue) {
+        Endpoint oldEp = (Endpoint)oldValue;
+        Endpoint newEp = (Endpoint)newValue;
+        if (!isLocal(newEp)) {
+            logger.info(" Remote endpoint updated: " + newEp);
+        }
+        endpointUpdated(oldEp, newEp);
+    }
+
+    public void memberAdded(MembershipEvent event) {
+    }
+
+    public void memberRemoved(MembershipEvent event) {
+        try {
+            String memberAddr = event.getMember().getInetSocketAddress().toString();
+            if (endpointOwners.containsKey(memberAddr)) {
+                synchronized (shutdownMutex) {
+                    ILock lock = hazelcastInstance.getLock("EndpointOwners/" + memberAddr);
+                    lock.lock();
+                    try {
+                        if (endpointOwners.containsKey(memberAddr)) {
+                            Collection<String> keys = endpointOwners.remove(memberAddr);
+                            for (Object k : keys) {
+                                endpointMap.remove(k);
+                            }
+                        }
+                    } finally {
+                        lock.unlock();
+                    }
+                }
+            }
+        } catch (Exception e) {
+            if (e.getCause() != null && e.getCause().getCause() != null) {
+                // ignore hazelcast already shutdown exception
+                if (!"Hazelcast Instance is not active!".equals(e.getCause().getCause().getMessage())) {
+                    throw new ServiceRuntimeException(e);
+                }
+            }
+        }
+    }
+
+    public Member getOwningMember(String serviceURI) {
+        for (String memberAddr : endpointOwners.keySet()) {
+            for (String service : endpointOwners.get(memberAddr)) {
+                Endpoint ep = assemblyFactory.createEndpoint();
+                ep.setURI(service);
+                if (ep.matches(serviceURI)) {
+                    for (Member m : getHazelcastInstance().getCluster().getMembers()) {
+                        if (memberAddr.equals(m.getInetSocketAddress().toString())) {
+                            return m;
+                        }
+                    }
+                }
+            }
+        }
+        return null;
+    }
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/RegistryConfig.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/RegistryConfig.java
new file mode 100644
index 0000000000..79bffd3b21
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/RegistryConfig.java
@@ -0,0 +1,179 @@
+/*
+ * 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.endpoint.hazelcast;
+
+import java.net.InetAddress;
+import java.net.NetworkInterface;
+import java.util.ArrayList;
+import java.util.Enumeration;
+import java.util.List;
+import java.util.Properties;
+
+
+/**
+ * Utility to parse the config properties.
+ * 
+ * bind - ip[:port] - defines the local bind address and port, it defaults to the network interface with the widest 
+ *                    class (ie class A is wider than class B) on port 14820 and if that port in use it will try 
+ *                    incrementing by one till a free port is found.
+ *             
+ * multicast - groupip:port | off - defines if multicast discovery is used and if so what multicast ip group and port is used 
+ *             defaults to 224.5.12.10:51482. A value of off means multicast is disabled.
+ *             
+ * wka - ip[:port] - a comma separated list of ip address and port for remote nodes in the domain group. The port defaults to 14820.
+ *             
+ * userid -  is the userid other nodes must use to connect to this domain group. The default is the default domain name.
+ * 
+ * password -  is the password other nodes must use to connect to this domain group. The default is 'tuscany'.
+ *             
+ * client - true means this is an SCAClient call           
+ *             
+ */
+public class RegistryConfig {
+    
+    private String bindAddress = "*";
+    private int bindPort = 14820;
+    private boolean multicastDisabled = false;
+    private String multicastAddress = "224.5.12.10";
+    private int multicastPort = 51482;
+    private List<String> wkas = new ArrayList<String>();
+    private String userid;
+    private String password;
+    boolean client;
+    
+    public RegistryConfig(Properties properties) {
+        init(properties);
+    }
+
+    private void init(Properties properties) {
+   
+        String bindValue = properties.getProperty("bind");
+        if (bindValue == null) {
+            InetAddress addr = chooseLocalAddress();
+            if (addr != null) {
+                this.bindAddress = addr.getHostAddress();
+            }
+        } else {
+            if (bindValue.indexOf(":") == -1) {
+                this.bindAddress = bindValue;
+            } else {
+                String[] addr = bindValue.split(":");
+                this.bindAddress = addr[0];
+                this.bindPort = Integer.parseInt(addr[1]);
+            }
+        }
+
+        String multicastValue = properties.getProperty("multicast");
+        if (multicastValue != null) {
+            if ("off".equalsIgnoreCase(multicastValue)) {
+                this.multicastDisabled = true;
+            } else {
+                if (multicastValue.indexOf(":") == -1) {
+                    this.multicastAddress = multicastValue;
+                } else {
+                    String[] addr = multicastValue.split(":");
+                    this.multicastAddress = addr[0];
+                    this.multicastPort = Integer.parseInt(addr[1]);
+                }
+            }
+        }
+        
+        String wkaValue = properties.getProperty("wka");
+        if (wkaValue != null) {
+            String[] ips = wkaValue.split(",");
+            for (String ip : ips) {
+                if (ip.indexOf(":") == -1) {
+                    wkas.add(ip + ":14820");
+                } else {
+                    wkas.add(ip);
+                }
+            }
+        }
+
+        this.client = Boolean.parseBoolean(properties.getProperty("client", "false"));
+        this.password = properties.getProperty("password", "tuscany");
+        this.userid = properties.getProperty("userid", properties.getProperty("defaultDomainName", "default"));
+
+    }
+
+    public String getBindAddress() {
+        return bindAddress;
+    }
+
+    public int getBindPort() {
+        return bindPort;
+    }
+
+    public boolean isMulticastDisabled() {
+        return multicastDisabled;
+    }
+
+    public String getMulticastAddress() {
+        return multicastAddress;
+    }
+
+    public int getMulticastPort() {
+        return multicastPort;
+    }
+
+    public List<String> getWKAs() {
+        return wkas;
+    }
+    
+    public String getUserid() {
+        return userid;
+    }
+    public String getPassword() {
+        return password;
+    }
+
+    /**
+     * Use the NIC address with the widest class, ie class A instead of class B or C.
+     * Bit crude but in a lot of environments a class A address (eg 10.x.x.x) is likely
+     * a better choice than a class C address (eg 192.x.x.x). And the alternative to 
+     * this is to just choose the first address of the first network interface which 
+     * likely isn't a better choice than this approach.
+     */
+    protected InetAddress chooseLocalAddress() {
+        InetAddress chosen = null;
+        try {
+            Enumeration<NetworkInterface> nis = NetworkInterface.getNetworkInterfaces();
+            while (nis.hasMoreElements()) {
+                NetworkInterface ni = nis.nextElement();
+                Enumeration<InetAddress> ips = ni.getInetAddresses();
+                while (ips.hasMoreElements()) {
+                    InetAddress addr = ips.nextElement();
+                    if (!addr.isLoopbackAddress()) {
+                        if (chosen == null) {
+                            chosen = addr;
+                        } else {
+                            if (((int) addr.getAddress()[0] & 0xFF) < ((int) chosen.getAddress()[0] & 0xFF)) {
+                                chosen = addr;
+                            }
+                        }
+                    }
+                }
+            }
+        } catch (Exception e) {
+            // ignore
+        }
+        return chosen;
+    }
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientDomainRegistryFactory.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientDomainRegistryFactory.java
new file mode 100644
index 0000000000..ad4d6d9e64
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientDomainRegistryFactory.java
@@ -0,0 +1,49 @@
+/*
+ * 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.endpoint.hazelcast.client;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.runtime.BaseDomainRegistryFactory;
+import org.apache.tuscany.sca.runtime.EndpointRegistry;
+
+/**
+ * The utility responsible for finding the endpoint regstry by the scheme and creating instances for the
+ * given domain
+ */
+public class HazelcastClientDomainRegistryFactory extends BaseDomainRegistryFactory {
+    private final static String[] schemes = new String[] {"hazelcastclient", "tuscanyclient"};
+
+    /**
+     * @param extensionRegistry
+     */
+    public HazelcastClientDomainRegistryFactory(ExtensionPointRegistry registry) {
+        super(registry);
+    }
+
+    protected EndpointRegistry createEndpointRegistry(String endpointRegistryURI, String domainURI) {
+        EndpointRegistry endpointRegistry =
+            new HazelcastClientEndpointRegistry(registry, null, endpointRegistryURI, domainURI);
+        return endpointRegistry;
+    }
+
+    public String[] getSupportedSchemes() {
+        return schemes;
+    }
+}
diff --git a/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientEndpointRegistry.java b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientEndpointRegistry.java
new file mode 100644
index 0000000000..8b9e49ecd3
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientEndpointRegistry.java
@@ -0,0 +1,120 @@
+/*
+ * 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.endpoint.hazelcast.client;
+
+import java.net.BindException;
+import java.net.InetAddress;
+import java.net.NetworkInterface;
+import java.net.ServerSocket;
+import java.util.Enumeration;
+import java.util.Map;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.endpoint.hazelcast.HazelcastEndpointRegistry;
+import org.apache.tuscany.sca.endpoint.hazelcast.RegistryConfig;
+import org.apache.tuscany.sca.runtime.RuntimeProperties;
+
+import com.hazelcast.client.HazelcastClient;
+import com.hazelcast.core.HazelcastInstance;
+
+/**
+ * An EndpointRegistry using a Hazelcast Native Client
+ */
+public class HazelcastClientEndpointRegistry extends HazelcastEndpointRegistry {
+
+    HazelcastClient hazelcastClient;
+
+    public HazelcastClientEndpointRegistry(ExtensionPointRegistry registry,
+                                     Map<String, String> attributes,
+                                     String domainRegistryURI,
+                                     String domainURI) {
+        super(registry, attributes, domainRegistryURI, domainURI);
+    }
+
+    @Override
+    public void start() {
+        if (endpointMap != null) {
+            throw new IllegalStateException("The registry has already been started");
+        }
+        initHazelcastClientInstance();
+        endpointMap = hazelcastClient.getMap(domainURI + "/Endpoints");
+        endpointOwners = hazelcastClient.getMultiMap(domainURI + "/EndpointOwners");
+    }
+
+    @Override
+    public void stop() {
+        if (hazelcastClient != null) {
+            hazelcastClient.shutdown();
+            hazelcastClient = null;
+            endpointMap = null;
+        }
+    }
+
+    private void initHazelcastClientInstance() {
+        this.properties = registry.getExtensionPoint(UtilityExtensionPoint.class).getUtility(RuntimeProperties.class).getProperties();
+        RegistryConfig rc = new RegistryConfig(properties);
+        if (rc.getWKAs().size() < 1) {
+            String ip = getDefaultWKA();
+            if (ip != null) {
+                rc.getWKAs().add(ip);
+            }
+        }
+        if (rc.getWKAs().size() < 1) {
+            throw new IllegalArgumentException("Must specify remote IP address(es) for domain");
+        }
+        this.domainURI = properties.getProperty("defaultDomainName", "default");
+        this.hazelcastClient = HazelcastClient.newHazelcastClient(rc.getUserid(), rc.getPassword(), rc.getWKAs().toArray(new String[0]));
+    }
+
+    @Override
+    public HazelcastInstance getHazelcastInstance() {
+        return hazelcastClient;
+    }
+
+    /**
+     * See if there's a local IP listening on port 14820
+     */
+    protected static String getDefaultWKA() {
+        try {
+            Enumeration<NetworkInterface> nis = NetworkInterface.getNetworkInterfaces();
+            while (nis.hasMoreElements()) {
+                NetworkInterface ni = nis.nextElement();
+                Enumeration<InetAddress> ips = ni.getInetAddresses();
+                while (ips.hasMoreElements()) {
+                    InetAddress addr = ips.nextElement();
+                    ServerSocket ss = null;
+                    try {
+                        ss = new ServerSocket(14820, 0, addr);
+                    } catch (BindException e) {
+                        return addr.getHostAddress() + ":14820";
+                    } finally {
+                        if (ss != null) {
+                            ss.close();
+                        }
+                    }
+                }
+            }
+        } catch (Exception e) {
+        }
+        return null;
+    }    
+    
+}