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Diffstat (limited to '')
-rw-r--r-- | tags/java/sca/1.3.1-RC0/samples/implementation-pojo-extension/src/main/java/pojo/provider/POJOImplementationInvoker.java | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/tags/java/sca/1.3.1-RC0/samples/implementation-pojo-extension/src/main/java/pojo/provider/POJOImplementationInvoker.java b/tags/java/sca/1.3.1-RC0/samples/implementation-pojo-extension/src/main/java/pojo/provider/POJOImplementationInvoker.java deleted file mode 100644 index 87333c61f6..0000000000 --- a/tags/java/sca/1.3.1-RC0/samples/implementation-pojo-extension/src/main/java/pojo/provider/POJOImplementationInvoker.java +++ /dev/null @@ -1,68 +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 pojo.provider; - -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; - -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; -import org.osoa.sca.ServiceRuntimeException; - -/** - * Implements an invoker for POJO 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 operation invocations to the - * corresponding methods on the POJO implementation class using Java reflection. - * - * Depending on the type of implementation being handled, more sophisticated invokers can - * use other techniques to delegate the invocation to the implementation artifact directly, call a - * runtime engine like a BPEL engine or an XQuery engine (this is what the Tuscany - * implementation-bpel and implementation-xquery extensions do) or just completely handle the - * invocation in the invoker itself if the implementation has a fixed behavior for example. - */ -class POJOImplementationInvoker implements Invoker { - - private Object pojoInstance; - private Method method; - - POJOImplementationInvoker(Object pojoInstance, Operation operation, Method method) { - this.pojoInstance = pojoInstance; - this.method = method; - } - - public Message invoke(Message msg) { - try { - msg.setBody(method.invoke(pojoInstance, (Object[])msg.getBody())); - } catch (InvocationTargetException e) { - msg.setFaultBody(e); - } catch (Exception e) { - throw new ServiceRuntimeException(e); - } - return msg; - } - -} |