18 files changed, 2074 insertions, 0 deletions
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCBindingInvoker.java b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCBindingInvoker.java
new file mode 100644
index 0000000000..a9fff462fa
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCBindingInvoker.java
@@ -0,0 +1,45 @@
+/*
+ * 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.jsonrpc.provider;
+
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+
+/**
+ * Invoker for the JSONRPC Binding
+ * 
+ * @version $Rev$ $Date$
+ */
+public class JSONRPCBindingInvoker implements Invoker {
+    Operation operation;
+    String uri;
+
+    public JSONRPCBindingInvoker(Operation operation, String uri) {
+        this.operation = operation;
+        this.uri = uri;        
+    }
+    
+    public Message invoke(Message msg) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCBindingProviderFactory.java b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCBindingProviderFactory.java
new file mode 100644
index 0000000000..245eade7ad
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCBindingProviderFactory.java
@@ -0,0 +1,70 @@
+/*
+ * 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.jsonrpc.provider;
+
+import org.apache.tuscany.sca.binding.jsonrpc.JSONRPCBinding;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.host.http.ServletHost;
+import org.apache.tuscany.sca.host.http.ServletHostExtensionPoint;
+import org.apache.tuscany.sca.invocation.MessageFactory;
+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.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentReference;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+
+/**
+ * JSON-RPC Provider Factory
+ * 
+ * @version $Rev$ $Date$ 
+ */
+public class JSONRPCBindingProviderFactory implements BindingProviderFactory<JSONRPCBinding> {
+
+	private MessageFactory messageFactory;
+    private ServletHost servletHost;
+    
+    public JSONRPCBindingProviderFactory(ExtensionPointRegistry extensionPoints) {
+        ServletHostExtensionPoint servletHosts = extensionPoints.getExtensionPoint(ServletHostExtensionPoint.class);
+        this.servletHost = servletHosts.getServletHosts().get(0);
+        
+        ModelFactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class);
+        messageFactory = modelFactories.getFactory(MessageFactory.class);
+    }
+    
+    public ReferenceBindingProvider createReferenceBindingProvider(RuntimeComponent component,
+                                                                   RuntimeComponentReference reference,
+                                                                   JSONRPCBinding binding) {
+        
+        return new JSONRPCReferenceBindingProvider(component, reference, binding);
+    }
+
+    public ServiceBindingProvider createServiceBindingProvider(RuntimeComponent component,
+                                                               RuntimeComponentService service,
+                                                               JSONRPCBinding binding) {
+        return new JSONRPCServiceBindingProvider(component, service, binding, messageFactory, servletHost);
+    }
+
+    public Class<JSONRPCBinding> getModelType() {
+        return JSONRPCBinding.class;
+    }
+
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCReferenceBindingProvider.java b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCReferenceBindingProvider.java
new file mode 100644
index 0000000000..e2528f59e5
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCReferenceBindingProvider.java
@@ -0,0 +1,70 @@
+/*
+ * 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.jsonrpc.provider;
+
+import org.apache.tuscany.sca.binding.jsonrpc.JSONRPCBinding;
+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;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentReference;
+
+/**
+ * Implementation of the JSONRPC Binding Provider for References
+ * 
+ * @version $Rev$ $Date$
+ */
+public class JSONRPCReferenceBindingProvider implements ReferenceBindingProvider {
+
+    private RuntimeComponentReference reference;
+    private JSONRPCBinding binding;
+    
+    public JSONRPCReferenceBindingProvider(RuntimeComponent component,
+                                           RuntimeComponentReference reference,
+                                           JSONRPCBinding binding) {
+           this.reference = reference;
+           this.binding = binding;
+        
+    }
+
+    public InterfaceContract getBindingInterfaceContract() {
+        return reference.getInterfaceContract();
+    }
+    
+    public Invoker createInvoker(Operation operation) {
+        return new JSONRPCBindingInvoker(operation, binding.getURI());
+    }
+
+    public void start() {
+        // TODO Auto-generated method stub
+
+    }
+
+    public void stop() {
+        // TODO Auto-generated method stub
+
+    }
+
+    public boolean supportsOneWayInvocation() {
+        return false;
+    }
+
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCServiceBindingProvider.java b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCServiceBindingProvider.java
new file mode 100644
index 0000000000..909bd7bc19
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCServiceBindingProvider.java
@@ -0,0 +1,189 @@
+/*
+ * 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.jsonrpc.provider;
+
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.tuscany.sca.binding.jsonrpc.JSONRPCBinding;
+import org.apache.tuscany.sca.databinding.javabeans.SimpleJavaDataBinding;
+import org.apache.tuscany.sca.databinding.json.JSONDataBinding;
+import org.apache.tuscany.sca.host.http.ServletHost;
+import org.apache.tuscany.sca.interfacedef.DataType;
+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.java.JavaInterface;
+import org.apache.tuscany.sca.invocation.MessageFactory;
+import org.apache.tuscany.sca.provider.ServiceBindingProvider;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+
+/**
+ * Implementation of the JSONRPC Binding Provider for Services
+ * 
+ * @version $Rev$ $Date$
+ */
+public class JSONRPCServiceBindingProvider implements ServiceBindingProvider {
+    
+    // Path to the scaDomain.js script 
+    // Note: this is the same as the Ajax binding to keep the client code
+    //       the same for clients using either the ajax or jsonrpc binding
+    private static final String SCA_DOMAIN_SCRIPT = "/SCADomain/scaDomain.js";
+    
+    private MessageFactory messageFactory;
+    
+    private RuntimeComponent component;
+    private RuntimeComponentService service;
+    private InterfaceContract serviceContract;
+    private JSONRPCBinding binding;
+    private ServletHost servletHost;
+    private List<String> servletMappings = new ArrayList<String>();
+    private String domainScriptMapping;
+
+    public JSONRPCServiceBindingProvider(RuntimeComponent component,
+                                         RuntimeComponentService service,
+                                         JSONRPCBinding binding,
+                                         MessageFactory messageFactory,
+                                         ServletHost servletHost) {
+        this.component = component;
+        this.service = service;
+        this.binding = binding;
+        this.messageFactory = messageFactory;
+        this.servletHost = servletHost;
+        
+        //clone the service contract to avoid databinding issues
+        try {
+            this.serviceContract = (InterfaceContract)service.getInterfaceContract().clone();
+        } catch(CloneNotSupportedException e) {
+            this.serviceContract = service.getInterfaceContract();
+        }
+        
+        setDataBinding(serviceContract.getInterface());
+    }
+
+    public InterfaceContract getBindingInterfaceContract() {
+        return service.getInterfaceContract();
+    }
+
+    public boolean supportsOneWayInvocation() {
+        return false;
+    }
+    
+    public void start() {
+        // Set default databinding to json
+        serviceContract.getInterface().resetDataBinding(JSONDataBinding.NAME);
+
+        // Determine the service business interface
+        Class<?> serviceInterface = getTargetJavaClass(serviceContract.getInterface());
+
+        // Create a Java proxy to the target service
+		Object proxy = component.getComponentContext().createSelfReference(serviceInterface, service).getService();
+
+        // Create and register a Servlet for this service
+        JSONRPCServiceServlet serviceServlet =
+            new JSONRPCServiceServlet(messageFactory, binding, service, serviceContract, serviceInterface, proxy);
+        String mapping = binding.getURI();
+        if (!mapping.endsWith("/")) {
+            mapping += "/";
+        }
+        if (!mapping.endsWith("*")) {
+            mapping += "*";
+        }
+                
+        servletHost.addServletMapping(mapping, serviceServlet);
+        servletMappings.add(mapping);
+        servletHost.addServletMapping(binding.getURI(), serviceServlet);
+        servletMappings.add(binding.getURI());
+        
+        // Register service to scaDomain.js
+        int port;
+        URI uri = URI.create(servletHost.getURLMapping(binding.getURI()).toString());
+        port = uri.getPort();
+        if (port == -1) {
+            port = servletHost.getDefaultPort();
+        }
+        
+        // get the ScaDomainScriptServlet, if it doesn't yet exist create one
+        // this uses removeServletMapping / addServletMapping as there is no getServletMapping facility
+        domainScriptMapping = URI.create("http://localhost:" + port + SCA_DOMAIN_SCRIPT).toString();
+        ScaDomainScriptServlet scaDomainServlet =
+            (ScaDomainScriptServlet)servletHost.getServletMapping(domainScriptMapping);
+        if (scaDomainServlet == null) {
+            scaDomainServlet = new ScaDomainScriptServlet();
+            servletHost.addServletMapping(domainScriptMapping, scaDomainServlet);
+        }
+
+        // Add this service to the SCA Domain Script Servlet
+        scaDomainServlet.addService(binding.getName());
+    }
+
+    public void stop() {
+
+        // Remove the Servlet mappings we've added
+        for (String mapping: servletMappings) {
+            servletHost.removeServletMapping(mapping);
+        }
+
+        // Unregister the service from the SCA Domain Script Servlet
+        ScaDomainScriptServlet scaDomainServlet = (ScaDomainScriptServlet) servletHost.getServletMapping(domainScriptMapping);
+        if (scaDomainServlet != null) {
+            scaDomainServlet.removeService(binding.getName());
+
+            // Remove the Servlet if there's no more registered services
+            if (scaDomainServlet.getServiceNames().isEmpty()) {
+                servletHost.removeServletMapping(domainScriptMapping);
+            }
+        }
+
+    }
+
+    private Class<?> getTargetJavaClass(Interface targetInterface) {
+        // TODO: right now assume that the target is always a Java
+        // Implementation. Need to figure out how to generate Java
+        // Interface in cases where the target is not a Java Implementation
+        return ((JavaInterface)targetInterface).getJavaClass();
+    }
+    
+    private void setDataBinding(Interface interfaze) {
+        List<Operation> operations = interfaze.getOperations();
+        for (Operation operation : operations) {
+            operation.setDataBinding(JSONDataBinding.NAME);
+            DataType<List<DataType>> inputType = operation.getInputType();
+            if (inputType != null) {
+                List<DataType> logical = inputType.getLogical();
+                for (DataType inArg : logical) {
+                    if (!SimpleJavaDataBinding.NAME.equals(inArg.getDataBinding())) {
+                        inArg.setDataBinding(JSONDataBinding.NAME);
+                    } 
+                }
+            }
+            DataType outputType = operation.getOutputType();
+            if (outputType != null) {
+                if (!SimpleJavaDataBinding.NAME.equals(outputType.getDataBinding())) {
+                    outputType.setDataBinding(JSONDataBinding.NAME);
+                }
+            }
+        }
+    }
+
+
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCServiceServlet.java b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCServiceServlet.java
new file mode 100644
index 0000000000..a6ccd195ae
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JSONRPCServiceServlet.java
@@ -0,0 +1,314 @@
+/*
+ * 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.jsonrpc.provider;
+
+import java.io.BufferedReader;
+import java.io.CharArrayWriter;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.io.UnsupportedEncodingException;
+import java.util.List;
+
+import javax.servlet.ServletConfig;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.invocation.MessageFactory;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+import org.apache.tuscany.sca.runtime.RuntimeWire;
+import org.json.JSONArray;
+import org.json.JSONObject;
+import org.osoa.sca.ServiceRuntimeException;
+
+import com.metaparadigm.jsonrpc.JSONRPCBridge;
+import com.metaparadigm.jsonrpc.JSONRPCResult;
+import com.metaparadigm.jsonrpc.JSONRPCServlet;
+
+/**
+ * Servlet that handles JSON-RPC requests invoking SCA services.
+ * 
+ * There is an instance of this Servlet for each <binding.jsonrpc>
+ *
+ * @version $Rev$ $Date$
+ */
+public class JSONRPCServiceServlet extends JSONRPCServlet {
+    private static final long serialVersionUID = 1L;
+
+    transient MessageFactory messageFactory;
+    
+    transient Binding binding;
+    transient String serviceName;
+    transient Object serviceInstance;
+    transient RuntimeComponentService componentService;
+    transient InterfaceContract serviceContract;
+    transient Class<?> serviceInterface;
+
+    public JSONRPCServiceServlet(MessageFactory messageFactory, 
+                                 Binding binding,
+                                 RuntimeComponentService componentService,
+                                 InterfaceContract serviceContract,
+                                 Class<?> serviceInterface,
+                                 Object serviceInstance) {
+        this.messageFactory = messageFactory;
+        this.binding = binding;
+        this.serviceName = binding.getName();
+        this.componentService = componentService;
+        this.serviceContract = serviceContract;
+        this.serviceInterface = serviceInterface;
+        this.serviceInstance = serviceInstance;
+    }
+
+    /**
+     * Override to do nothing as the JSONRPCServlet is setup by the
+     * service method in this class.
+     */
+    @Override
+    public void init(ServletConfig config) {
+    }
+
+    @Override
+    public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
+        if ("smd".equals(request.getQueryString())) {
+            handleSMDRequest(request, response);
+        } else {
+            try {
+                handleServiceRequest(request, response);
+                
+            } catch(RuntimeException re) {
+                if (re.getCause() instanceof javax.security.auth.login.LoginException) {
+                    response.setHeader("WWW-Authenticate", "BASIC realm=\"" + "ldap-realm" + "\"");
+                    response.sendError(HttpServletResponse.SC_UNAUTHORIZED);
+                }
+            } finally {
+                HttpSession session = request.getSession(false);
+                if (session != null) {
+                    session.removeAttribute("JSONRPCBridge");
+                }
+            }
+        }
+    }
+
+    private void handleServiceRequest(HttpServletRequest request, HttpServletResponse response) throws IOException {
+        // Encode using UTF-8, although We are actually ASCII clean as
+        // all unicode data is JSON escaped using backslash u. This is
+        // less data efficient for foreign character sets but it is
+        // needed to support naughty browsers such as Konqueror and Safari
+        // which do not honour the charset set in the response
+        response.setContentType("text/plain;charset=utf-8");
+        OutputStream out = response.getOutputStream();
+
+        // Decode using the charset in the request if it exists otherwise
+        // use UTF-8 as this is what all browser implementations use.
+        // The JSON-RPC-Java JavaScript client is ASCII clean so it
+        // although here we can correctly handle data from other clients
+        // that do not escape non ASCII data
+        String charset = request.getCharacterEncoding();
+        if (charset == null) {
+            charset = "UTF-8";
+        }
+        BufferedReader in = new BufferedReader(new InputStreamReader(request.getInputStream(), charset));
+
+        // Read the request
+        CharArrayWriter data = new CharArrayWriter();
+        char[] buf = new char[4096];
+        int ret;
+        while ((ret = in.read(buf, 0, 4096)) != -1) {
+            data.write(buf, 0, ret);
+        }
+
+        JSONObject jsonReq = null;
+        String method = null;
+        try {
+            jsonReq = new JSONObject(data.toString());
+            method = jsonReq.getString("method");
+        } catch (Exception e) {
+            //FIXME Exceptions are not handled correctly here
+            // They should be reported to the client JavaScript as proper
+            // JavaScript exceptions.
+            throw new RuntimeException("Unable to parse request", e);
+        }
+
+        
+        // check if it's a system request 
+        // or a method invocation
+        byte[] bout;
+        if (method.startsWith("system.")) {
+            bout = handleJSONRPCSystemInvocation(request, response, data.toString());
+        } else {
+            bout = handleJSONRPCMethodInvocation(request, response, jsonReq);
+        }
+
+        // Send response to client
+        out.write(bout);
+        out.flush();
+        out.close();
+    }
+
+    /**
+     * handles requests for the SMD descriptor for a service
+     */
+    protected void handleSMDRequest(HttpServletRequest request, HttpServletResponse response) throws IOException, UnsupportedEncodingException {
+        String serviceUrl = request.getRequestURL().toString();
+        String smd = JavaToSmd.interfaceToSmd(serviceInterface, serviceUrl);
+
+        response.setContentType("text/plain;charset=utf-8");
+        OutputStream out = response.getOutputStream();
+        byte[] bout = smd.getBytes("UTF-8");
+        out.write(bout);
+        out.flush();
+        out.close();
+    }
+    
+    protected byte[] handleJSONRPCSystemInvocation(HttpServletRequest request, HttpServletResponse response, String requestData) throws IOException,
+    UnsupportedEncodingException {
+        /*
+         * Create a new bridge for every request to avoid all the problems with 
+         * JSON-RPC-Java storing the bridge in the session
+         */
+        HttpSession session = request.getSession();
+
+        JSONRPCBridge jsonrpcBridge = new JSONRPCBridge();
+        jsonrpcBridge.registerObject("Service", serviceInstance, serviceInterface);
+        session.setAttribute("JSONRPCBridge", jsonrpcBridge);
+        
+        org.json.JSONObject jsonReq = null;
+        com.metaparadigm.jsonrpc.JSONRPCResult jsonResp = null;
+        try {
+            jsonReq = new org.json.JSONObject(requestData);
+        } catch (java.text.ParseException e) {
+            throw new RuntimeException("Unable to parse request", e);
+        }
+
+        String method = jsonReq.getString("method");
+        if ((method != null) && (method.indexOf('.') < 0)) {
+            jsonReq.putOpt("method", "Service" + "." + method);
+        }
+
+        // invoke the request
+        jsonResp = jsonrpcBridge.call(new Object[] {request}, jsonReq);
+
+        return jsonResp.toString().getBytes("UTF-8");
+    }
+    
+    protected byte[] handleJSONRPCMethodInvocation(HttpServletRequest request, HttpServletResponse response, JSONObject jsonReq) throws IOException,
+    UnsupportedEncodingException {
+
+        String method = null;
+        Object[] args = null;
+        Object id = null;
+        try {
+            // Extract the method
+            method = jsonReq.getString("method");
+            if ((method != null) && (method.indexOf('.') < 0)) {
+                jsonReq.putOpt("method", "Service" + "." + method);
+            }
+            
+            // Extract the arguments
+            JSONArray array = jsonReq.getJSONArray("params");
+            args = new Object[array.length()];
+            for (int i = 0; i < args.length; i++) {
+                args[i] = array.get(i);
+            }
+            id = jsonReq.get("id");
+
+        } catch (Exception e) {
+            throw new RuntimeException("Unable to find json method name", e);
+        }
+
+        // invoke the request
+        RuntimeWire wire = componentService.getRuntimeWire(binding, serviceContract);
+        Operation jsonOperation = findOperation(method);
+        Object result = null;
+      
+
+        // Invoke the get operation on the service implementation
+        Message requestMessage = messageFactory.createMessage();
+        requestMessage.setOperation(jsonOperation);
+
+        requestMessage.getHeaders().add(request);
+
+        requestMessage.setBody(args);
+
+        //result = wire.invoke(jsonOperation, args);
+        Message responseMessage = null;
+        try {
+            responseMessage = wire.getInvocationChain(jsonOperation).getHeadInvoker().invoke(requestMessage);
+        } catch (RuntimeException re) {
+            if (re.getCause() instanceof javax.security.auth.login.LoginException) {
+                throw re;
+            } else {
+                //some other exception
+                JSONRPCResult errorResult = new JSONRPCResult(JSONRPCResult.CODE_REMOTE_EXCEPTION, id, re);
+                return errorResult.toString().getBytes("UTF-8");
+            }
+        }
+
+        if (!responseMessage.isFault()) {
+            //successful execution of the invocation
+            try {
+                result = responseMessage.getBody();
+                JSONObject jsonResponse = new JSONObject();
+                jsonResponse.put("result", result);
+                jsonResponse.putOpt("id", id);
+                //get response to send to client
+                return jsonResponse.toString().getBytes("UTF-8");
+            } catch (Exception e) {
+                throw new ServiceRuntimeException("Unable to create JSON response", e);
+            }
+        } else {
+            //exception thrown while executing the invocation
+            Throwable exception = (Throwable)responseMessage.getBody();
+            JSONRPCResult errorResult = new JSONRPCResult(JSONRPCResult.CODE_REMOTE_EXCEPTION, id, exception );
+            return errorResult.toString().getBytes("UTF-8");
+        }
+ 
+   }
+
+    /**
+     * Find the operation from the component service contract
+     * @param componentService
+     * @param method
+     * @return
+     */
+    private Operation findOperation(String method) {
+        if (method.contains(".")) {
+            method = method.substring(method.lastIndexOf(".") + 1);
+        }
+    
+        List<Operation> operations = serviceContract.getInterface().getOperations();
+            //componentService.getBindingProvider(binding).getBindingInterfaceContract().getInterface().getOperations();
+
+        
+        Operation result = null;
+        for (Operation o : operations) {
+            if (o.getName().equalsIgnoreCase(method)) {
+                result = o;
+                break;
+            }
+        }
+
+        return result;
+    }    
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JavaToSmd.java b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JavaToSmd.java
new file mode 100644
index 0000000000..64339fda7b
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/JavaToSmd.java
@@ -0,0 +1,56 @@
+/*
+ * 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.jsonrpc.provider;
+
+import java.lang.reflect.Method;
+
+/**
+ * Utility class to create a Simple Method Description (SMD) descriptor
+ * from a Java class. See http://dojo.jot.com/SMD.
+ * 
+ * TODO: Change to work from the Tuscany Interface instead of a Java class
+ * 
+ * @version $Rev$ $Date$
+ */
+class JavaToSmd {
+    
+    static String interfaceToSmd(Class<?> klazz, String serviceUrl) {
+        String name = klazz.getSimpleName();
+        Method[] methods = klazz.getMethods();
+        
+        StringBuffer smdSb = new StringBuffer();
+        smdSb.append("{\"SMDVersion\":\".1\",\"objectName\":\"" + name + "\",\"serviceType\":\"JSON-RPC\",\"serviceURL\":\""+ serviceUrl + "\",\"methods\":[");
+        for (int i = 0; i < methods.length; i++) {
+            if (i != 0) smdSb.append(",");
+            Class<?>[] params = methods[i].getParameterTypes();            
+            smdSb.append("{\"name\":\""+methods[i].getName() + "\",\"parameters\":[");
+            for (int j = 0; j < params.length; j++) {
+                if (j != 0) smdSb.append(",");
+                // right now Dojo doesn't look at the type value, so we'll default it to STRING
+                // also, since we can't introspect the method parameter names we'll just create an incrementing parameter name
+                smdSb.append("{\"name\":\"param" + j + "\",\"type\":\"STRING\"}");  
+            }
+            smdSb.append("]}");
+        }
+        smdSb.append("]}");
+        
+        return smdSb.toString();        
+    }
+
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/ScaDomainScriptServlet.java b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/ScaDomainScriptServlet.java
new file mode 100644
index 0000000000..999588abf1
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonrpc/provider/ScaDomainScriptServlet.java
@@ -0,0 +1,114 @@
+/*
+ * 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.jsonrpc.provider;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ * Servlet to handle requests for the scaDomain.js script.
+ * 
+ * This script wrappers the JSON-RPC-Java jsonrpc.js script
+ * adding in at the bottom the JavaScript to create and initialize
+ * the variables representing the SCA services.
+ * 
+ * @version $Rev$ $Date$
+ */
+public class ScaDomainScriptServlet extends HttpServlet {
+    private static final long serialVersionUID = 1L;
+
+    protected transient List<String> serviceNames;
+
+    public ScaDomainScriptServlet() {
+        serviceNames = new ArrayList<String>();
+    }
+
+    @Override
+    public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
+
+        ServletOutputStream os = response.getOutputStream();
+
+        os.println();
+        os.println("/* Apache Tuscany scaDomain.js Header */");
+        os.println();
+
+        writeJSONRPCJavaScript(os);
+        writeScaDomainCode(os, request.getServletPath());
+    }
+
+    /**
+     * Creates a JavaScript variable within the scaDomain script for each SCA service and
+     * initializes its value with the JSON-RPC client to invoke the serverside service.
+     */
+    protected void writeScaDomainCode(ServletOutputStream out, String path) throws IOException {
+        out.println();
+        out.println("/* Apache Tuscany scaDomain.js Footer  */");
+        out.println();
+        out.println("function scaDomain() {}");
+
+        // remove the leading slash '/' character
+        path = path.substring(1);
+
+        for (String serviceName : serviceNames) {
+            out.println();
+
+            // A slight hack to make the service function available with a variable named 'serviceName'
+            // to do that the JSONRpcClient is added to the scaDomain and then the service function is got from that
+            out.println("scaDomain." + serviceName + " = " + "new JSONRpcClient(\"" + serviceName + "\");");
+            out.println(serviceName + " = scaDomain." + serviceName + ".Service;");
+        }
+
+        out.println();
+        out.println("/** End of Apache Tuscany scaDomain.js */");
+        out.println();
+    }
+
+    /**
+     * Reads the jsonrpc.js script from the classpath and adds its contents to the output stream.
+     */
+    protected void writeJSONRPCJavaScript(ServletOutputStream os) throws IOException {
+        URL url = getClass().getResource("jsonrpc.js");
+        InputStream is = url.openStream();
+        int i;
+        while ((i = is.read()) != -1) {
+            os.write(i);
+        }
+    }
+
+    public void addService(String serviceName) {
+        serviceNames.add(serviceName);
+    }
+
+    public void removeService(String serviceName) {
+        serviceNames.remove(serviceName);
+    }
+
+    public List<String> getServiceNames() {
+        return serviceNames;
+    }
+
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory b/java/sca/modules/binding-jsonrpc-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory
new file mode 100644
index 0000000000..4767358e7a
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory
@@ -0,0 +1,19 @@
+# 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. 
+
+# Implementation class for the binding extension
+org.apache.tuscany.sca.binding.jsonrpc.provider.JSONRPCBindingProviderFactory;model=org.apache.tuscany.sca.binding.jsonrpc.JSONRPCBinding
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/main/resources/org/apache/tuscany/sca/binding/jsonrpc/provider/jsonrpc.js b/java/sca/modules/binding-jsonrpc-runtime/src/main/resources/org/apache/tuscany/sca/binding/jsonrpc/provider/jsonrpc.js
new file mode 100644
index 0000000000..d837bab91c
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/main/resources/org/apache/tuscany/sca/binding/jsonrpc/provider/jsonrpc.js
@@ -0,0 +1,493 @@
+/*
+ * JSON-RPC JavaScript client
+ *
+ * $Id: jsonrpc.js,v 1.36.2.3 2006/03/08 15:09:37 mclark Exp $
+ *
+ * Copyright (c) 2003-2004 Jan-Klaas Kollhof
+ * Copyright (c) 2005 Michael Clark, Metaparadigm Pte Ltd
+ *
+ * This code is based on Jan-Klaas' JavaScript o lait library (jsolait).
+ *
+ * Licensed 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.
+ *
+ */
+
+/*
+ * Modifications for Apache Tuscany:
+ * - JSONRpcClient_createMethod changed so callback is last arg
+ */
+
+/* escape a character */
+
+escapeJSONChar =
+function escapeJSONChar(c)
+{
+    if(c == "\"" || c == "\\") return "\\" + c;
+    else if (c == "\b") return "\\b";
+    else if (c == "\f") return "\\f";
+    else if (c == "\n") return "\\n";
+    else if (c == "\r") return "\\r";
+    else if (c == "\t") return "\\t";
+    var hex = c.charCodeAt(0).toString(16);
+    if(hex.length == 1) return "\\u000" + hex;
+    else if(hex.length == 2) return "\\u00" + hex;
+    else if(hex.length == 3) return "\\u0" + hex;
+    else return "\\u" + hex;
+};
+
+
+/* encode a string into JSON format */
+
+escapeJSONString =
+function escapeJSONString(s)
+{
+    /* The following should suffice but Safari's regex is b0rken
+       (doesn't support callback substitutions)
+       return "\"" + s.replace(/([^\u0020-\u007f]|[\\\"])/g,
+       escapeJSONChar) + "\"";
+    */
+
+    /* Rather inefficient way to do it */
+    var parts = s.split("");
+    for(var i=0; i < parts.length; i++) {
+	var c =parts[i];
+	if(c == '"' ||
+	   c == '\\' ||
+	   c.charCodeAt(0) < 32 ||
+	   c.charCodeAt(0) >= 128)
+	    parts[i] = escapeJSONChar(parts[i]);
+    }
+    return "\"" + parts.join("") + "\"";
+};
+
+
+/* Marshall objects to JSON format */
+
+toJSON = function toJSON(o)
+{
+    if(o == null) {
+	return "null";
+    } else if(o.constructor == String) {
+	return escapeJSONString(o);
+    } else if(o.constructor == Number) {
+	return o.toString();
+    } else if(o.constructor == Boolean) {
+	return o.toString();
+    } else if(o.constructor == Date) {
+	return '{javaClass: "java.util.Date", time: ' + o.valueOf() +'}';
+    } else if(o.constructor == Array) {
+	var v = [];
+	for(var i = 0; i < o.length; i++) v.push(toJSON(o[i]));
+	return "[" + v.join(", ") + "]";
+    } else {
+	var v = [];
+	for(attr in o) {
+	    if(o[attr] == null) v.push("\"" + attr + "\": null");
+	    else if(typeof o[attr] == "function"); /* skip */
+	    else v.push(escapeJSONString(attr) + ": " + toJSON(o[attr]));
+	}
+	return "{" + v.join(", ") + "}";
+    }
+};
+
+
+/* JSONRpcClient constructor */
+
+JSONRpcClient =
+function JSONRpcClient_ctor(serverURL, user, pass, objectID)
+{
+    this.serverURL = serverURL;
+    this.user = user;
+    this.pass = pass;
+    this.objectID = objectID;
+
+    /* Add standard methods */
+    if(this.objectID) {
+	this._addMethods(["listMethods"]);
+	var req = this._makeRequest("listMethods", []);
+    } else {
+	this._addMethods(["system.listMethods"]);
+	var req = this._makeRequest("system.listMethods", []);
+    }
+    var m = this._sendRequest(req);
+    this._addMethods(m);
+};
+
+
+/* JSONRpcCLient.Exception */
+
+JSONRpcClient.Exception =
+function JSONRpcClient_Exception_ctor(code, message, javaStack)
+{
+    this.code = code;
+    var name;
+    if(javaStack) {
+	this.javaStack = javaStack;
+	var m = javaStack.match(/^([^:]*)/);
+	if(m) name = m[0];
+    }
+    if(name) this.name = name;
+    else this.name = "JSONRpcClientException";
+    this.message = message;
+};
+
+JSONRpcClient.Exception.CODE_REMOTE_EXCEPTION = 490;
+JSONRpcClient.Exception.CODE_ERR_CLIENT = 550;
+JSONRpcClient.Exception.CODE_ERR_PARSE = 590;
+JSONRpcClient.Exception.CODE_ERR_NOMETHOD = 591;
+JSONRpcClient.Exception.CODE_ERR_UNMARSHALL = 592;
+JSONRpcClient.Exception.CODE_ERR_MARSHALL = 593;
+
+JSONRpcClient.Exception.prototype = new Error();
+
+JSONRpcClient.Exception.prototype.toString =
+function JSONRpcClient_Exception_toString(code, msg)
+{
+    return this.name + ": " + this.message;
+};
+
+
+/* Default top level exception handler */
+
+JSONRpcClient.default_ex_handler =
+function JSONRpcClient_default_ex_handler(e) { alert(e); };
+
+
+/* Client settable variables */
+
+JSONRpcClient.toplevel_ex_handler = JSONRpcClient.default_ex_handler;
+JSONRpcClient.profile_async = false;
+JSONRpcClient.max_req_active = 1;
+JSONRpcClient.requestId = 1;
+
+
+/* JSONRpcClient implementation */
+
+JSONRpcClient.prototype._createMethod =
+function JSONRpcClient_createMethod(methodName)
+{
+    var fn=function()
+    {
+	var args = [];
+	var callback = null;
+	for(var i=0;i<arguments.length;i++) args.push(arguments[i]);
+
+/*	TUSCANY change callback to be last arg instead of first to match binding.ajax
+	if(typeof args[0] == "function") callback = args.shift();
+*/
+	if(typeof args[arguments.length-1] == "function") callback = args.pop();
+
+	var req = fn.client._makeRequest.call(fn.client, fn.methodName,
+					      args, callback);
+	if(callback == null) {
+	    return fn.client._sendRequest.call(fn.client, req);
+	} else {
+	    JSONRpcClient.async_requests.push(req);
+	    JSONRpcClient.kick_async();
+	    return req.requestId;
+	}
+    };
+    fn.client = this;
+    fn.methodName = methodName;
+    return fn;
+};
+
+JSONRpcClient.prototype._addMethods =
+function JSONRpcClient_addMethods(methodNames)
+{
+    for(var i=0; i<methodNames.length; i++) {
+	var obj = this;
+	var names = methodNames[i].split(".");
+	for(var n=0; n<names.length-1; n++) {
+	    var name = names[n];
+	    if(obj[name]) {
+		obj = obj[name];
+	    } else {
+		obj[name]  = new Object();
+		obj = obj[name];
+	    }
+	}
+	var name = names[names.length-1];
+	if(!obj[name]) {
+	    var method = this._createMethod(methodNames[i]);
+	    obj[name] = method;
+	}
+    }
+};
+
+JSONRpcClient._getCharsetFromHeaders =
+function JSONRpcClient_getCharsetFromHeaders(http)
+{
+    try {
+	var contentType = http.getResponseHeader("Content-type");
+	var parts = contentType.split(/\s*;\s*/);
+	for(var i =0; i < parts.length; i++) {
+	    if(parts[i].substring(0, 8) == "charset=")
+		return parts[i].substring(8, parts[i].length);
+	}
+    } catch (e) {}
+    return "UTF-8"; /* default */
+};
+
+/* Async queue globals */
+JSONRpcClient.async_requests = [];
+JSONRpcClient.async_inflight = {};
+JSONRpcClient.async_responses = [];
+JSONRpcClient.async_timeout = null;
+JSONRpcClient.num_req_active = 0;
+
+JSONRpcClient._async_handler =
+function JSONRpcClient_async_handler()
+{
+    JSONRpcClient.async_timeout = null;
+
+    while(JSONRpcClient.async_responses.length > 0) {
+	var res = JSONRpcClient.async_responses.shift();
+	if(res.canceled) continue;
+	if(res.profile) res.profile.dispatch = new Date();
+	try {
+	    res.cb(res.result, res.ex, res.profile);
+	} catch(e) {
+	    JSONRpcClient.toplevel_ex_handler(e);
+	}
+    }
+
+    while(JSONRpcClient.async_requests.length > 0 &&
+	  JSONRpcClient.num_req_active < JSONRpcClient.max_req_active) {
+	var req = JSONRpcClient.async_requests.shift();
+	if(req.canceled) continue;
+	req.client._sendRequest.call(req.client, req);
+    }
+};
+
+JSONRpcClient.kick_async =
+function JSONRpcClient_kick_async()
+{
+    if(JSONRpcClient.async_timeout == null)
+	JSONRpcClient.async_timeout =
+	    setTimeout(JSONRpcClient._async_handler, 0);
+};
+
+JSONRpcClient.cancelRequest =
+function JSONRpcClient_cancelRequest(requestId)
+{
+    /* If it is in flight then mark it as canceled in the inflight map
+       and the XMLHttpRequest callback will discard the reply. */
+    if(JSONRpcClient.async_inflight[requestId]) {
+	JSONRpcClient.async_inflight[requestId].canceled = true;
+	return true;
+    }
+
+    /* If its not in flight yet then we can just mark it as canceled in
+       the the request queue and it will get discarded before being sent. */
+    for(var i in JSONRpcClient.async_requests) {
+	if(JSONRpcClient.async_requests[i].requestId == requestId) {
+	    JSONRpcClient.async_requests[i].canceled = true;
+	    return true;
+	}
+    }
+
+    /* It may have returned from the network and be waiting for its callback
+       to be dispatched, so mark it as canceled in the response queue
+       and the response will get discarded before calling the callback. */
+    for(var i in JSONRpcClient.async_responses) {
+	if(JSONRpcClient.async_responses[i].requestId == requestId) {
+	    JSONRpcClient.async_responses[i].canceled = true;
+	    return true;
+	}
+    }
+
+    return false;
+};
+
+JSONRpcClient.prototype._makeRequest =
+function JSONRpcClient_makeRequest(methodName, args, cb)
+{
+    var req = {};
+    req.client = this;
+    req.requestId = JSONRpcClient.requestId++;
+
+    var obj = {};
+    obj.id = req.requestId;
+    if (this.objectID)
+	obj.method = ".obj#" + this.objectID + "." + methodName;
+    else
+	obj.method = methodName;
+    obj.params = args;
+
+    if (cb) req.cb = cb;
+    if (JSONRpcClient.profile_async)
+	req.profile = { "submit": new Date() };
+    req.data = toJSON(obj);
+
+    return req;
+};
+
+JSONRpcClient.prototype._sendRequest =
+function JSONRpcClient_sendRequest(req)
+{
+    if(req.profile) req.profile.start = new Date();
+
+    /* Get free http object from the pool */
+    var http = JSONRpcClient.poolGetHTTPRequest();
+    JSONRpcClient.num_req_active++;
+
+    /* Send the request */
+    if (typeof(this.user) == "undefined") {
+	http.open("POST", this.serverURL, (req.cb != null));
+    } else {
+	http.open("POST", this.serverURL, (req.cb != null), this.user, this.pass);
+    }
+
+    /* setRequestHeader is missing in Opera 8 Beta */
+    try { http.setRequestHeader("Content-type", "text/plain"); } catch(e) {}
+
+    /* Construct call back if we have one */
+    if(req.cb) {
+	var self = this;
+	http.onreadystatechange = function() {
+	    if(http.readyState == 4) {
+		http.onreadystatechange = function () {};
+		var res = { "cb": req.cb, "result": null, "ex": null};
+		if (req.profile) {
+		    res.profile = req.profile;
+		    res.profile.end = new Date();
+		}
+		try { res.result = self._handleResponse(http); }
+		catch(e) { res.ex = e; }
+		if(!JSONRpcClient.async_inflight[req.requestId].canceled)
+		    JSONRpcClient.async_responses.push(res);
+		delete JSONRpcClient.async_inflight[req.requestId];
+		JSONRpcClient.kick_async();
+	    }
+	};
+    } else {
+	http.onreadystatechange = function() {};
+    }
+
+    JSONRpcClient.async_inflight[req.requestId] = req;
+	
+    try {
+	http.send(req.data);
+    } catch(e) {
+	JSONRpcClient.poolReturnHTTPRequest(http);
+	JSONRpcClient.num_req_active--;
+	throw new JSONRpcClient.Exception
+	    (JSONRpcClient.Exception.CODE_ERR_CLIENT, "Connection failed");
+    }
+
+    if(!req.cb) return this._handleResponse(http);
+};
+
+JSONRpcClient.prototype._handleResponse =
+function JSONRpcClient_handleResponse(http)
+{
+    /* Get the charset */
+    if(!this.charset) {
+	this.charset = JSONRpcClient._getCharsetFromHeaders(http);
+    }
+
+    /* Get request results */
+    var status, statusText, data;
+    try {
+	status = http.status;
+	statusText = http.statusText;
+	data = http.responseText;
+    } catch(e) {
+	JSONRpcClient.poolReturnHTTPRequest(http);
+	JSONRpcClient.num_req_active--;
+	JSONRpcClient.kick_async();
+	throw new JSONRpcClient.Exception
+	    (JSONRpcClient.Exception.CODE_ERR_CLIENT, "Connection failed");
+    }
+
+    /* Return http object to the pool; */
+    JSONRpcClient.poolReturnHTTPRequest(http);
+    JSONRpcClient.num_req_active--;
+
+    /* Unmarshall the response */
+    if(status != 200) {
+	throw new JSONRpcClient.Exception(status, statusText);
+    }
+    var obj;
+    try {
+	eval("obj = " + data);
+    } catch(e) {
+	throw new JSONRpcClient.Exception(550, "error parsing result");
+    }
+    if(obj.error)
+	throw new JSONRpcClient.Exception(obj.error.code, obj.error.msg,
+					  obj.error.trace);
+    var res = obj.result;
+
+    /* Handle CallableProxy */
+    if(res && res.objectID && res.JSONRPCType == "CallableReference")
+	return new JSONRpcClient(this.serverURL, this.user,
+				 this.pass, res.objectID);
+
+    return res;
+};
+
+
+/* XMLHttpRequest wrapper code */
+
+/* XMLHttpRequest pool globals */
+JSONRpcClient.http_spare = [];
+JSONRpcClient.http_max_spare = 8;
+
+JSONRpcClient.poolGetHTTPRequest =
+function JSONRpcClient_pool_getHTTPRequest()
+{
+    if(JSONRpcClient.http_spare.length > 0) {
+	return JSONRpcClient.http_spare.pop();
+    }
+    return JSONRpcClient.getHTTPRequest();
+};
+
+JSONRpcClient.poolReturnHTTPRequest =
+function JSONRpcClient_poolReturnHTTPRequest(http)
+{
+    if(JSONRpcClient.http_spare.length >= JSONRpcClient.http_max_spare)
+	delete http;
+    else
+	JSONRpcClient.http_spare.push(http);
+};
+
+JSONRpcClient.msxmlNames = [ "MSXML2.XMLHTTP.5.0",
+			     "MSXML2.XMLHTTP.4.0",
+			     "MSXML2.XMLHTTP.3.0",
+			     "MSXML2.XMLHTTP",
+			     "Microsoft.XMLHTTP" ];
+
+JSONRpcClient.getHTTPRequest =
+function JSONRpcClient_getHTTPRequest()
+{
+    /* Mozilla XMLHttpRequest */
+    try {
+	JSONRpcClient.httpObjectName = "XMLHttpRequest";
+	return new XMLHttpRequest();
+    } catch(e) {}
+
+    /* Microsoft MSXML ActiveX */
+    for (var i=0;i < JSONRpcClient.msxmlNames.length; i++) {
+	try {
+	    JSONRpcClient.httpObjectName = JSONRpcClient.msxmlNames[i];
+	    return new ActiveXObject(JSONRpcClient.msxmlNames[i]);
+	} catch (e) {}
+    }
+
+    /* None found */
+    JSONRpcClient.httpObjectName = null;
+    throw new JSONRpcClient.Exception(0, "Can't create XMLHttpRequest object");
+};
+
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/test/java/bean/TestBean.java b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/bean/TestBean.java
new file mode 100644
index 0000000000..4b159fb563
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/bean/TestBean.java
@@ -0,0 +1,51 @@
+/*
+ * 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 bean;
+
+public class TestBean {
+    private String testString;
+    private String[] testStringArray;
+    private int testInt;
+    
+
+    public String getTestString() {
+        return testString;
+    }
+
+    public void setTestString(String testString) {
+        this.testString = testString;
+    }
+
+    public String[] getTestStringArray() {
+    	return testStringArray;
+    }
+    
+    public void setStringArray(String[] stringArray) {
+    	this.testStringArray = stringArray;
+    }
+    
+    public int getTestInt() {
+        return testInt;
+    }
+
+    public void setTestInt(int testInt) {
+        this.testInt = testInt;
+    }
+
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/test/java/echo/Echo.java b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/echo/Echo.java
new file mode 100644
index 0000000000..580af6cf31
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/echo/Echo.java
@@ -0,0 +1,64 @@
+/*
+ * 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 echo;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.osoa.sca.annotations.Remotable;
+
+import bean.TestBean;
+
+/**
+ * Interface of our sample JSONRPC service.
+ * 
+ * @version $Rev$ $Date$
+ */
+@Remotable
+public interface Echo {
+    
+    String echo(String msg);
+    
+    void echoRuntimeException() throws RuntimeException;
+    
+    void echoBusinessException() throws EchoBusinessException;
+    
+    int echoInt(int param);
+    
+    boolean echoBoolean(boolean param);
+    
+    Map echoMap(HashMap map);
+    
+    TestBean echoBean(TestBean testBean);
+    
+    List echoList(ArrayList list);
+    
+    String [] echoArrayString(String[] stringArray);
+    
+    int [] echoArrayInt(int[] intArray);
+    
+    Set echoSet(HashSet set);
+    
+    void get\u03a9\u03bb\u03c0();
+    
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/test/java/echo/EchoBusinessException.java b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/echo/EchoBusinessException.java
new file mode 100644
index 0000000000..bf8c7d2c8a
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/echo/EchoBusinessException.java
@@ -0,0 +1,29 @@
+/*
+ * 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 echo;
+
+public class EchoBusinessException extends Exception {
+    private static final long serialVersionUID = 7234119326657905710L;
+
+    public EchoBusinessException(String message)
+	{
+		super(message);
+	}
+
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/test/java/echo/EchoComponentImpl.java b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/echo/EchoComponentImpl.java
new file mode 100644
index 0000000000..2f4880286f
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/echo/EchoComponentImpl.java
@@ -0,0 +1,103 @@
+/*
+ * 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 echo;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import bean.TestBean;
+
+/**
+ * A simple client component that uses a reference with an JSONRPC binding.
+ * 
+ * @version $Rev$ $Date$
+ */
+public class EchoComponentImpl implements Echo {    
+
+    public String echo(String msg) {        
+        System.out.println("Echo: "+ msg);
+        return "echo: " + msg;
+    }
+
+	public void echoBusinessException() throws EchoBusinessException {
+		throw new EchoBusinessException("Business Exception");
+		
+	}
+
+	public void echoRuntimeException() throws RuntimeException {
+		throw new RuntimeException("Runtime Exception");
+	}
+	
+	public int echoInt(int param) {
+		int value = param;
+		return value;
+	}
+	
+	public boolean echoBoolean(boolean param) {
+		boolean value = param;
+		return value;
+	}
+	
+	public Map echoMap(HashMap param) {
+		Map map = new HashMap();
+		map = param;
+		return map;
+	}
+	
+	public TestBean echoBean(TestBean testBean1) {
+		TestBean testBean = new TestBean();
+		testBean.setTestString(testBean1.getTestString());
+		testBean.setTestInt(testBean1.getTestInt());
+		return testBean;
+	}
+	
+	public List echoList(ArrayList param){
+		List list = new ArrayList();
+		for(Iterator itr = param.iterator();itr.hasNext();)
+		{
+			list.add(itr.next());
+		}
+		return list;
+	}
+	
+	public String[] echoArrayString(String[] stringArray) {
+		return stringArray;
+	}
+	
+	public int[] echoArrayInt(int[] intArray) {
+		return intArray;
+	}
+	
+	public Set echoSet(HashSet param){
+		Set set = new HashSet();
+		set  = param;
+		return set;
+		
+	}
+	
+
+        public void get\u03a9\u03bb\u03c0() {
+
+        }
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCDataTypeTestCase.java b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCDataTypeTestCase.java
new file mode 100644
index 0000000000..6d156fcdf5
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCDataTypeTestCase.java
@@ -0,0 +1,193 @@
+/*
+ * 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.jsonrpc;
+
+import java.io.ByteArrayInputStream;
+
+import junit.framework.Assert;
+
+import org.apache.tuscany.sca.host.embedded.SCADomain;
+import org.json.JSONObject;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Test;
+
+import com.meterware.httpunit.PostMethodWebRequest;
+import com.meterware.httpunit.WebConversation;
+import com.meterware.httpunit.WebRequest;
+import com.meterware.httpunit.WebResponse;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class JSONRPCDataTypeTestCase {
+
+	private static final String SERVICE_PATH = "/EchoService";
+	private static final String SERVICE_URL = "http://localhost:8085/SCADomain" + SERVICE_PATH;
+	private SCADomain domain;
+
+	@Before
+	public void setUp() throws Exception {
+		domain = SCADomain.newInstance("JSONRPCBinding.composite");
+	}
+
+	@After
+	public void tearDown() throws Exception {
+		domain.close();
+	}
+
+	@Test
+	public void testInt() throws Exception {
+		JSONObject jsonRequest = new JSONObject(
+				"{ \"method\": \"echoInt\", \"params\": [12345], \"id\": 4}");
+
+		WebConversation wc = new WebConversation();
+		WebRequest request = new PostMethodWebRequest(SERVICE_URL,
+				new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")), "application/json");
+		WebResponse response = wc.getResource(request);
+
+		Assert.assertEquals(200, response.getResponseCode());
+
+		JSONObject jsonResp = new JSONObject(response.getText());
+
+		Assert.assertEquals(12345, jsonResp.getInt("result"));
+	}
+
+	@Test
+	public void testBoolean() throws Exception {
+		JSONObject jsonRequest = new JSONObject(
+				"{ \"method\": \"echoBoolean\", \"params\": [true], \"id\": 5}");
+		
+		WebConversation wc = new WebConversation();
+		WebRequest request = new PostMethodWebRequest(SERVICE_URL,
+				new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")), "application/json");
+		WebResponse response = wc.getResource(request);
+
+		Assert.assertEquals(200, response.getResponseCode());
+
+		JSONObject jsonResp = new JSONObject(response.getText());
+
+		Assert.assertEquals(true, jsonResp.getBoolean("result"));
+	}
+
+	@Test
+	public void testMap() throws Exception {
+		JSONObject jsonRequest = new JSONObject(
+				"{ \"method\": \"echoMap\", \"params\": [ {\"javaClass\": \"java.util.HashMap\", \"map\": { \"Binding\": \"JSON-RPC\"}}], \"id\": 6}");
+
+		WebConversation wc = new WebConversation();
+		WebRequest request = new PostMethodWebRequest(SERVICE_URL,
+				new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")), "application/json");
+		WebResponse response = wc.getResource(request);
+
+		Assert.assertEquals(200, response.getResponseCode());
+
+		JSONObject jsonResp = new JSONObject(response.getText());
+
+		Assert.assertEquals("JSON-RPC", jsonResp.getJSONObject("result").getJSONObject("map").getString("Binding"));
+	}
+	
+	@Test
+	public void testBean() throws Exception {
+		JSONObject jsonRequest = new JSONObject(
+				"{ \"method\": \"echoBean\", \"params\": [ {\"javaClass\": \"bean.TestBean\", \"testString\": \"JSON-RPC\", \"testInt\":1234}], \"id\": 7}");
+
+		WebConversation wc = new WebConversation();
+		WebRequest request = new PostMethodWebRequest(SERVICE_URL,
+				new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")), "application/json");
+		WebResponse response = wc.getResource(request);
+
+		Assert.assertEquals(200, response.getResponseCode());
+
+		JSONObject jsonResp = new JSONObject(response.getText());
+
+		Assert.assertEquals("JSON-RPC", jsonResp.getJSONObject("result").getString("testString"));
+	}	
+
+	@Test
+	public void testList() throws Exception {
+		JSONObject jsonRequest = new JSONObject(
+				"{ \"method\": \"echoList\", \"params\": [ {\"javaClass\": \"java.util.ArrayList\", \"list\": [0,1,2,3,4]}], \"id\": 8}");
+
+		WebConversation wc = new WebConversation();
+		WebRequest request = new PostMethodWebRequest(SERVICE_URL,
+				new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")), "application/json");
+		WebResponse response = wc.getResource(request);
+
+		Assert.assertEquals(200, response.getResponseCode());
+
+		JSONObject jsonResp = new JSONObject(response.getText());
+
+		Assert.assertEquals(0, jsonResp.getJSONObject("result").getJSONArray("list").get(0));
+	}
+	
+	@Test
+	public void testArrayString() throws Exception {
+		JSONObject jsonRequest = new JSONObject(
+				"{\"params\":[[\"1\",\"2\"]],\"method\":\"echoArrayString\",\"id\":9}");
+
+		WebConversation wc = new WebConversation();
+		WebRequest request = new PostMethodWebRequest(SERVICE_URL,
+				new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")), "application/json");
+		WebResponse response = wc.getResource(request);
+
+		Assert.assertEquals(200, response.getResponseCode());
+
+		JSONObject jsonResp = new JSONObject(response.getText());
+
+		Assert.assertEquals(1, jsonResp.getJSONArray("result").getInt(0));
+	}	
+
+	
+	@Test
+	public void testArrayInt() throws Exception {
+		JSONObject jsonRequest = new JSONObject(
+				"{\"params\":[[1,2]],\"method\":\"echoArrayInt\",\"id\":10}");
+
+		WebConversation wc = new WebConversation();
+		WebRequest request = new PostMethodWebRequest(SERVICE_URL,
+				new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")), "application/json");
+		WebResponse response = wc.getResource(request);
+
+		Assert.assertEquals(200, response.getResponseCode());
+
+		JSONObject jsonResp = new JSONObject(response.getText());
+
+		Assert.assertEquals(1, jsonResp.getJSONArray("result").getInt(0));
+	}	
+
+	
+	@Test
+	public void testSet() throws Exception {
+		JSONObject jsonRequest = new JSONObject(
+				"{ \"method\": \"echoSet\", \"params\": [ {\"javaClass\": \"java.util.HashSet\", \"set\": {\"1\": \"red\", \"2\": \"blue\"}}],\"id\": 11}");
+
+		WebConversation wc = new WebConversation();
+		WebRequest request = new PostMethodWebRequest(SERVICE_URL,
+				new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")), "application/json");
+		WebResponse response = wc.getResource(request);
+
+		Assert.assertEquals(200, response.getResponseCode());
+
+		JSONObject jsonResp = new JSONObject(response.getText());
+
+		Assert.assertEquals("red", jsonResp.getJSONObject("result").getJSONObject("set").getString("red"));
+	}
+}
+\ No newline at end of file
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCExceptionTestCase.java b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCExceptionTestCase.java
new file mode 100644
index 0000000000..52518e1bbc
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCExceptionTestCase.java
@@ -0,0 +1,86 @@
+/*
+ * 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.jsonrpc;
+
+import java.io.ByteArrayInputStream;
+
+import junit.framework.Assert;
+
+import org.apache.tuscany.sca.host.embedded.SCADomain;
+import org.json.JSONObject;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.meterware.httpunit.PostMethodWebRequest;
+import com.meterware.httpunit.WebConversation;
+import com.meterware.httpunit.WebRequest;
+import com.meterware.httpunit.WebResponse;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class JSONRPCExceptionTestCase{
+
+    private static final String SERVICE_PATH = "/EchoService";
+
+    private static final String SERVICE_URL = "http://localhost:8085/SCADomain" + SERVICE_PATH;
+
+    private SCADomain domain;
+
+    @Before
+    public void setUp() throws Exception {
+        domain = SCADomain.newInstance("JSONRPCBinding.composite");
+    }
+
+    @After
+    public void tearDown() throws Exception {
+    	domain.close();
+    }
+    
+    @Test
+    public void testRuntimeException() throws Exception{
+    	JSONObject jsonRequest = new JSONObject("{ \"method\": \"echoRuntimeException\", \"params\": [], \"id\": 2}");
+    	
+    	WebConversation wc = new WebConversation();
+        WebRequest request   = new PostMethodWebRequest( SERVICE_URL, new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")),"application/json");
+        WebResponse response = wc.getResource(request);
+
+        Assert.assertEquals(200, response.getResponseCode());
+        
+        JSONObject jsonErr = new JSONObject(response.getText()).getJSONObject("error");
+        
+        Assert.assertEquals("Runtime Exception", jsonErr.getString("msg"));
+    }
+    
+    @Test
+    public void testBusinessException() throws Exception{
+    	JSONObject jsonRequest = new JSONObject("{ \"method\": \"echoBusinessException\", \"params\": [], \"id\": 3}");
+    	
+    	WebConversation wc = new WebConversation();
+        WebRequest request   = new PostMethodWebRequest( SERVICE_URL, new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")),"application/json");
+        WebResponse response = wc.getResource(request);
+
+        Assert.assertEquals(200, response.getResponseCode());
+        
+        JSONObject jsonErr = new JSONObject(response.getText()).getJSONObject("error");
+        
+        Assert.assertEquals("Business Exception", jsonErr.getString("msg"));
+    }   
+}
+\ No newline at end of file
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCServiceTestCase.java b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCServiceTestCase.java
new file mode 100644
index 0000000000..67d3eda6b2
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCServiceTestCase.java
@@ -0,0 +1,70 @@
+/*
+ * 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.jsonrpc;
+
+import java.io.ByteArrayInputStream;
+
+import junit.framework.Assert;
+
+import org.apache.tuscany.sca.host.embedded.SCADomain;
+import org.json.JSONObject;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.meterware.httpunit.PostMethodWebRequest;
+import com.meterware.httpunit.WebConversation;
+import com.meterware.httpunit.WebRequest;
+import com.meterware.httpunit.WebResponse;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class JSONRPCServiceTestCase{
+
+    private static final String SERVICE_PATH = "/EchoService";
+
+    private static final String SERVICE_URL = "http://localhost:8085/SCADomain" + SERVICE_PATH;
+
+    private SCADomain domain;
+
+    @Before
+    public void setUp() throws Exception {
+        domain = SCADomain.newInstance("JSONRPCBinding.composite");
+    }
+
+    @After
+    public void tearDown() throws Exception {
+    	domain.close();
+    }
+
+    @Test
+    public void testJSONRPCBinding() throws Exception {
+        JSONObject jsonRequest = new JSONObject("{ \"method\": \"echo\", \"params\": [\"Hello JSON-RPC\"], \"id\": 1}");
+
+        WebConversation wc = new WebConversation();
+        WebRequest request   = new PostMethodWebRequest( SERVICE_URL, new ByteArrayInputStream(jsonRequest.toString().getBytes("UTF-8")),"application/json");
+        WebResponse response = wc.getResource(request);
+
+        Assert.assertEquals(200, response.getResponseCode());
+        
+        JSONObject jsonResp = new JSONObject(response.getText());
+        Assert.assertEquals("echo: Hello JSON-RPC", jsonResp.getString("result"));
+    }   
+}
+\ No newline at end of file
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCSmdTestCase.java b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCSmdTestCase.java
new file mode 100644
index 0000000000..64c2dd31f2
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/test/java/org/apache/tuscany/sca/binding/jsonrpc/JSONRPCSmdTestCase.java
@@ -0,0 +1,73 @@
+/*
+ * 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.jsonrpc;
+
+import junit.framework.Assert;
+
+import org.apache.tuscany.sca.host.embedded.SCADomain;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import com.meterware.httpunit.GetMethodWebRequest;
+import com.meterware.httpunit.WebConversation;
+import com.meterware.httpunit.WebRequest;
+import com.meterware.httpunit.WebResponse;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class JSONRPCSmdTestCase {
+
+    private static final String SERVICE_PATH = "/EchoService";
+
+    private static final String SERVICE_URL = "http://localhost:8085/SCADomain" + SERVICE_PATH;
+    
+    private static final String SMD_URL = SERVICE_URL + "?smd";
+
+    private static SCADomain domain;
+
+    @Before
+    public void setUp() throws Exception {
+            domain = SCADomain.newInstance("JSONRPCBinding.composite");
+    }
+
+    @After
+    public void tearDown() throws Exception {
+            domain.close();
+    }
+
+    @Test
+    /**
+     * This test make sure the JSON-RPC Binding can handle special characters when generating SMD
+     */
+    public void testJSONRPCSmdSpecialCharacters() throws Exception {
+        WebConversation wc = new WebConversation();
+        WebRequest request   = new GetMethodWebRequest(SMD_URL);
+        WebResponse response = wc.getResource(request);
+
+        Assert.assertEquals(200, response.getResponseCode());
+        Assert.assertNotNull(response.getText());
+        
+        //System.out.println(">>>SMD:" + response.getText());
+    }
+}
diff --git a/java/sca/modules/binding-jsonrpc-runtime/src/test/resources/JSONRPCBinding.composite b/java/sca/modules/binding-jsonrpc-runtime/src/test/resources/JSONRPCBinding.composite
new file mode 100644
index 0000000000..978fdcfa7f
--- /dev/null
+++ b/java/sca/modules/binding-jsonrpc-runtime/src/test/resources/JSONRPCBinding.composite
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * 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.    
+-->
+<composite xmlns="http://www.osoa.org/xmlns/sca/1.0"
+	xmlns:tuscany="http://tuscany.apache.org/xmlns/sca/1.0"
+	targetNamespace="http://jsonrpc"
+	xmlns:jsonrpc="http://jsonrpc"
+	name="JSONRPCBinding">
+
+    <service name="EchoService" promote="EchoComponent">
+        <interface.java interface="echo.Echo"/>
+        <tuscany:binding.jsonrpc uri="http://localhost:8085/SCADomain/EchoService"/>
+    </service>
+
+    <component name="EchoComponent">
+        <implementation.java class="echo.EchoComponentImpl"/>
+    </component>
+    
+</composite>