svn commit: r802681 - in /tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime: JSONPBindingProviderFactory.java JSONPInvoker.java JSONPReferenceBindingProvider.java

[an...@apache.org]

Author: antelder
Date: Mon Aug 10 07:50:40 2009
New Revision: 802681

URL: http://svn.apache.org/viewvc?rev=802681&view=rev
Log:
Start adding support for JSONP references. Doesn't work yet, still need to implement the http inovke bit using something like HttpClient

Added:
    tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPInvoker.java
    tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPReferenceBindingProvider.java
Modified:
    tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPBindingProviderFactory.java

Modified: tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPBindingProviderFactory.java
URL: http://svn.apache.org/viewvc/tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPBindingProviderFactory.java?rev=802681&r1=802680&r2=802681&view=diff
==============================================================================
--- tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPBindingProviderFactory.java (original)
+++ tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPBindingProviderFactory.java Mon Aug 10 07:50:40 2009
@@ -47,9 +47,8 @@
         return JSONPBinding.class;
     }
 
-    public ReferenceBindingProvider createReferenceBindingProvider(EndpointReference arg0) {
-        // TODO Auto-generated method stub
-        return null;
+    public ReferenceBindingProvider createReferenceBindingProvider(EndpointReference endpoint) {
+        return new JSONPReferenceBindingProvider(endpoint);
     }
 
     public ServiceBindingProvider createServiceBindingProvider(Endpoint endpoint) {

Added: tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPInvoker.java
URL: http://svn.apache.org/viewvc/tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPInvoker.java?rev=802681&view=auto
==============================================================================
--- tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPInvoker.java (added)
+++ tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPInvoker.java Mon Aug 10 07:50:40 2009
@@ -0,0 +1,90 @@
+/*
+ * 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.jsonp.runtime;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+
+import org.apache.tuscany.sca.assembly.EndpointReference;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.codehaus.jackson.JsonGenerationException;
+import org.codehaus.jackson.JsonParseException;
+import org.codehaus.jackson.map.JsonMappingException;
+import org.codehaus.jackson.map.ObjectMapper;
+
+public class JSONPInvoker implements Invoker {
+    
+    protected Operation operation;
+    protected EndpointReference endpoint;
+
+    protected ObjectMapper mapper; // TODO: share mapper btw invoker and servlet or move to databinding
+
+    public JSONPInvoker(Operation operation, EndpointReference endpoint) {
+        this.operation = operation;
+        this.endpoint = endpoint;
+        this.mapper = new ObjectMapper();
+    }
+
+    public Message invoke(Message msg) {
+        try {
+
+            return doInvoke(msg);
+            
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    public Message doInvoke(Message msg) throws JsonGenerationException, JsonMappingException, IOException {
+        String uri = endpoint.getBinding().getURI() + "/" + operation.getName();
+        String[] jsonArgs = objectsToJSON((Object[])msg.getBody());
+
+        String responseJSON = invokeHTTPRequest(uri, jsonArgs);
+
+        Object response = jsonToObjects(responseJSON)[0];
+        msg.setBody(response);
+
+        return msg;
+    }
+
+    protected String invokeHTTPRequest(String uri, String[] jsonArgs) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    protected String[] objectsToJSON(Object[] msgArgs) throws JsonGenerationException, JsonMappingException, IOException {
+        String[] jsonArgs = new String[msgArgs.length];
+        for (int i=0; i<msgArgs.length; i++) {
+            ByteArrayOutputStream os = new ByteArrayOutputStream();
+            mapper.writeValue(os , msgArgs[i]);
+            jsonArgs[i] = os.toString();
+        }
+        return jsonArgs;
+    }
+
+    protected Object[] jsonToObjects(String jsonRequest) throws JsonParseException, JsonMappingException, IOException {
+        Class<?> c = new Object[0].getClass();
+        Object[] args = (Object[])mapper.readValue(jsonRequest, c);
+        return args;
+    }
+
+}

Added: tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPReferenceBindingProvider.java
URL: http://svn.apache.org/viewvc/tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPReferenceBindingProvider.java?rev=802681&view=auto
==============================================================================
--- tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPReferenceBindingProvider.java (added)
+++ tuscany/java/sca/modules/binding-jsonp-runtime/src/main/java/org/apache/tuscany/sca/binding/jsonp/runtime/JSONPReferenceBindingProvider.java Mon Aug 10 07:50:40 2009
@@ -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.jsonp.runtime;
+
+import org.apache.tuscany.sca.assembly.Endpoint;
+import org.apache.tuscany.sca.assembly.EndpointReference;
+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 JSONPReferenceBindingProvider implements ReferenceBindingProvider {
+
+    private EndpointReference endpoint;
+
+    public JSONPReferenceBindingProvider(EndpointReference endpoint) {
+        this.endpoint = endpoint;
+    }
+    public Invoker createInvoker(Operation operation) {
+        return new JSONPInvoker(operation, endpoint);
+    }
+
+    public void start() {
+    }
+
+    public void stop() {
+    }
+
+    public InterfaceContract getBindingInterfaceContract() {
+        return null;
+    }
+
+    public boolean supportsOneWayInvocation() {
+        return false;
+    }
+
+}