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Diffstat (limited to 'branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationInvoker.java')
-rw-r--r-- | branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationInvoker.java | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationInvoker.java b/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationInvoker.java deleted file mode 100644 index b212ee3c9b..0000000000 --- a/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationInvoker.java +++ /dev/null @@ -1,79 +0,0 @@ -/* - * 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 crud.provider; - -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; - -import crud.backend.ResourceManager; - - -/** - * Implements an invoker for CRUD component implementations. - * - * The invoker is responsible for handling invocations of a business operation. - * Input business data is passed to the invoke method in a Message object. - * The invoke method is responsible for handling the invocation and returning a Message with - * the output business data. - * - * In this example we are simply delegating the CRUD operation invocations to the - * corresponding methods on our fake resource manager class. - * - * More sophisticated invokers can delegate the invocation to an implementation artifact directly - * (for example a Java class using reflection as in the implementation-pojo sample) or call a runtime - * engine like a BPEL engine or an XQuery engine for example (this is what the Tuscany - * implementation-bpel and implementation-xquery extensions do). - */ -class CRUDImplementationInvoker implements Invoker { - private Operation operation; - private ResourceManager resourceManager; - - CRUDImplementationInvoker(Operation operation, ResourceManager resourceManager) { - this.operation = operation; - this.resourceManager = resourceManager; - } - - public Message invoke(Message msg) { - try { - Object[] args = msg.getBody(); - Object resp = null; - - if (operation.getName().equals("create")) { - resp = resourceManager.createResource(args[0]); - - } else if (operation.getName().equals("retrieve")) { - resp = resourceManager.retrieveResource((String)args[0]); - - } else if (operation.getName().equals("update")) { - resp = resourceManager.updateResource((String)args[0], args[1]); - - } else if (operation.getName().equals("delete")) { - resourceManager.deleteResource((String)args[0]); - } - - msg.setBody(resp); - } catch (Exception e) { - msg.setFaultBody(e.getCause()); - } - return msg; - } - -} |