diff options
Diffstat (limited to 'sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.java')
-rw-r--r-- | sca-java-2.x/trunk/modules/binding-rest-runtime/src/main/java/org/apache/tuscany/sca/binding/rest/provider/RESTBindingInvoker.java | 103 |
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; + } + +} |