1 files changed, 103 insertions, 0 deletions
diff --git a/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.java b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.java
new file mode 100644
index 0000000000..72a0c1a56d
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.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 org.apache.tuscany.sca.binding.rest.provider;
+
+import java.lang.reflect.Type;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.ws.rs.DELETE;
+import javax.ws.rs.GET;
+import javax.ws.rs.HEAD;
+import javax.ws.rs.HttpMethod;
+import javax.ws.rs.OPTIONS;
+import javax.ws.rs.POST;
+import javax.ws.rs.PUT;
+
+import org.apache.tuscany.sca.binding.rest.RESTBinding;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.wink.client.ClientConfig;
+import org.apache.wink.client.EntityType;
+import org.apache.wink.client.Resource;
+import org.apache.wink.client.RestClient;
+
+/**
+ * 
+ */
+public class RESTBindingInvoker implements Invoker {
+    private RESTBinding binding;
+    private Operation operation;
+
+    public RESTBindingInvoker(RESTBinding binding, Operation operation) {
+        super();
+        this.binding = binding;
+        this.operation = operation;
+    }
+
+    private static Map<Class<?>, String> mapping = new HashMap<Class<?>, String>();
+    static {
+        mapping.put(GET.class, HttpMethod.GET);
+        mapping.put(POST.class, HttpMethod.POST);
+        mapping.put(PUT.class, HttpMethod.PUT);
+        mapping.put(DELETE.class, HttpMethod.DELETE);
+        mapping.put(HEAD.class, HttpMethod.HEAD);
+        mapping.put(OPTIONS.class, HttpMethod.OPTIONS);
+    }
+
+    public Message invoke(Message msg) {
+        ClientConfig config = new ClientConfig();
+        RestClient client = new RestClient();
+        Resource resource = client.resource(binding.getURI());
+        String method = null;
+        for (Map.Entry<Class<?>, String> e : mapping.entrySet()) {
+            if (operation.getAttributes().get(e.getKey()) != null) {
+                method = e.getValue();
+                break;
+            }
+        }
+        EntityType<?> entityType = new EntityType() {
+
+            @Override
+            public Class getRawClass() {
+                if (operation.getOutputType() != null) {
+                    return operation.getOutputType().getPhysical();
+                } else {
+                    return null;
+                }
+            }
+
+            @Override
+            public Type getType() {
+                if (operation.getOutputType() != null) {
+                    return operation.getOutputType().getGenericType();
+                } else {
+                    return null;
+                }
+            }
+
+        };
+        Object result = resource.invoke(method, entityType, msg.getBody());
+        msg.setBody(result);
+        return msg;
+    }
+
+}