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Diffstat (limited to 'tags/java/sca/2.0-M3-RC3a/modules/implementation-bpel-runtime/src/main/java/org/apache/tuscany/sca/implementation/bpel/ode/provider/BPELInvoker.java')
-rw-r--r--tags/java/sca/2.0-M3-RC3a/modules/implementation-bpel-runtime/src/main/java/org/apache/tuscany/sca/implementation/bpel/ode/provider/BPELInvoker.java242
1 files changed, 0 insertions, 242 deletions
diff --git a/tags/java/sca/2.0-M3-RC3a/modules/implementation-bpel-runtime/src/main/java/org/apache/tuscany/sca/implementation/bpel/ode/provider/BPELInvoker.java b/tags/java/sca/2.0-M3-RC3a/modules/implementation-bpel-runtime/src/main/java/org/apache/tuscany/sca/implementation/bpel/ode/provider/BPELInvoker.java
deleted file mode 100644
index e07fdbc302..0000000000
--- a/tags/java/sca/2.0-M3-RC3a/modules/implementation-bpel-runtime/src/main/java/org/apache/tuscany/sca/implementation/bpel/ode/provider/BPELInvoker.java
+++ /dev/null
@@ -1,242 +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 org.apache.tuscany.sca.implementation.bpel.ode.provider;
-
-import java.lang.reflect.InvocationTargetException;
-import java.util.concurrent.Future;
-
-import javax.transaction.SystemException;
-import javax.transaction.TransactionManager;
-import javax.wsdl.Part;
-import javax.xml.namespace.QName;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.apache.ode.bpel.iapi.MyRoleMessageExchange;
-import org.apache.ode.bpel.iapi.MessageExchange.Status;
-import org.apache.ode.utils.DOMUtils;
-import org.apache.ode.utils.GUID;
-import org.apache.tuscany.sca.implementation.bpel.ode.EmbeddedODEServer;
-import org.apache.tuscany.sca.interfacedef.Interface;
-import org.apache.tuscany.sca.interfacedef.Operation;
-import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterface;
-import org.apache.tuscany.sca.invocation.Invoker;
-import org.apache.tuscany.sca.invocation.Message;
-import org.apache.tuscany.sca.runtime.RuntimeComponent;
-import org.apache.tuscany.sca.runtime.RuntimeComponentService;
-import org.w3c.dom.Document;
-import org.w3c.dom.Element;
-
-/**
- * Implements a target invoker for BPEL component implementations.
- *
- * The target invoker is responsible for dispatching invocations to the particular
- * component implementation logic. In this example we are simply delegating the
- * CRUD operation invocations to the corresponding methods on our fake
- * resource manager.
- *
- * @version $Rev$ $Date$
- */
-public class BPELInvoker implements Invoker {
- protected final Log __log = LogFactory.getLog(getClass());
-
- private EmbeddedODEServer odeServer;
- private TransactionManager txMgr;
-
- private RuntimeComponentService service;
- private Operation operation;
- private QName bpelServiceName;
- private String bpelOperationName;
- private Part bpelOperationInputPart;
- private Part bpelOperationOutputPart;
-
- public BPELInvoker(RuntimeComponent component, RuntimeComponentService service, Operation operation, EmbeddedODEServer odeServer, TransactionManager txMgr) {
- this.service = service;
- this.operation = operation;
- this.bpelOperationName = operation.getName();
- this.odeServer = odeServer;
- this.txMgr = txMgr;
-
- initializeInvocation();
- }
-
-
- private void initializeInvocation() {
-
- __log.debug("Initializing BPELInvoker");
-
- Interface interfaze = operation.getInterface();
- if(interfaze instanceof WSDLInterface){
- WSDLInterface wsdlInterface = null;
- wsdlInterface = (WSDLInterface) interfaze;
-
- // The following commented out code is bogus and is replaced by what follows - Mike Edwards
- // Service serviceDefinition = (Service) wsdlInterface.getWsdlDefinition().getDefinition().getAllServices().values().iterator().next();
- // bpelServiceName = serviceDefinition.getQName();
- //
- // Fetch the service name from the service object
- bpelServiceName = new QName( "http://tuscany.apache.org", service.getName() );
-
- bpelOperationInputPart = (Part) wsdlInterface.getPortType().getOperation(bpelOperationName,null,null).getInput().getMessage().getParts().values().iterator().next();
- bpelOperationOutputPart = (Part) wsdlInterface.getPortType().getOperation(bpelOperationName,null,null).getOutput().getMessage().getParts().values().iterator().next();
- }
- }
-
- public Message invoke(Message msg) {
- try {
- Object[] args = msg.getBody();
- Object resp = doTheWork(args);
- msg.setBody(resp);
- } catch (InvocationTargetException e) {
- msg.setFaultBody(e.getCause());
- }
- return msg;
- }
-
- public Object doTheWork(Object[] args) throws InvocationTargetException {
- Element response = null;
-
- if(! (operation.getInterface() instanceof WSDLInterface)) {
- throw new InvocationTargetException(null,"Unsupported service contract");
- }
-
- org.apache.ode.bpel.iapi.MyRoleMessageExchange mex = null;
- Future<?> onhold = null;
-
- //Process the BPEL process invocation
- try {
- txMgr.begin();
- mex = odeServer.getBpelServer().getEngine().createMessageExchange(new GUID().toString(),
- bpelServiceName,
- bpelOperationName);
-
- onhold = mex.invoke(createInvocationMessage(mex, args));
-
- txMgr.commit();
- } catch (Exception e) {
- try {
- txMgr.rollback();
- } catch (SystemException se) {
-
- }
- throw new InvocationTargetException(e, "Error invoking BPEL process : " + e.getMessage());
- }
-
-
- // Waiting until the reply is ready in case the engine needs to continue in a different thread
- if (onhold != null) {
- try {
- onhold.get();
- } catch (Exception e) {
- throw new InvocationTargetException(e,"Error invoking BPEL process : " + e.getMessage());
- }
- }
-
- //Process the BPEL invocation response
- try {
- txMgr.begin();
- // Reloading the mex in the current transaction, otherwise we can't
- // be sure we have the "freshest" one.
- mex = (MyRoleMessageExchange)odeServer.getBpelServer().getEngine().getMessageExchange(mex.getMessageExchangeId());
-
- if (__log.isDebugEnabled()) {
- Status status = mex.getStatus();
- Element invocationResponse = mex.getResponse().getMessage();
- __log.debug(">>>Invocation status:" + status.name());
- __log.debug(">>>Response:\n" + DOMUtils.domToString(invocationResponse));
- __log.debug(">>>Response:\n" + DOMUtils.domToString(invocationResponse));
- }
-
- //process the method invocation result
- response = processResponse(mex.getResponse().getMessage());
-
- txMgr.commit();
- // end of transaction two
- } catch (Exception e) {
- try {
- txMgr.rollback();
- } catch (SystemException se) {
-
- }
- throw new InvocationTargetException(e, "Error retrieving BPEL process invocation status : " + e.getMessage());
- }
-
-
- return response;
- }
-
- /**
- * Create BPEL Invocation message
- *
- * BPEL invocation message like :
- * <message>
- * <TestPart>
- * <hello xmlns="http://tuscany.apache.org/implementation/bpel/example/helloworld.wsdl">Hello</hello>
- * </TestPart>
- * </message>
- * @param args
- * @return
- */
- private org.apache.ode.bpel.iapi.Message createInvocationMessage(org.apache.ode.bpel.iapi.MyRoleMessageExchange mex, Object[] args) {
- Document dom = DOMUtils.newDocument();
-
- Element contentMessage = dom.createElement("message");
- Element contentPart = dom.createElement(bpelOperationInputPart.getName());
- Element payload = null;
-
- //TUSCANY-2321 - Properly handling Document or Element types
- if(args[0] instanceof Document) {
- payload = (Element) ((Document) args[0]).getFirstChild();
- } else {
- payload = (Element) args[0];
- }
-
- contentPart.appendChild(dom.importNode(payload, true));
- contentMessage.appendChild(contentPart);
- dom.appendChild(contentMessage);
-
- if (__log.isDebugEnabled()) {
- __log.debug("Creating invocation message:");
- __log.debug(">> args.....: " + DOMUtils.domToString(payload));
- __log.debug(">> message..:" + DOMUtils.domToString(dom.getDocumentElement()));
- }
-
- org.apache.ode.bpel.iapi.Message request = mex.createMessage(new QName("", ""));
- request.setMessage(dom.getDocumentElement());
-
- return request;
- }
-
- /**
- * Process BPEL response
- *
- * <message>
- * <TestPart>
- * <hello xmlns="http://tuscany.apache.org/implementation/bpel/example/helloworld.wsdl">World</hello>
- * </TestPart>
- * </message>
- *
- * @param response
- * @return
- */
- private Element processResponse(Element response) {
- return (Element) DOMUtils.findChildByName(response, new QName("",bpelOperationOutputPart.getName()));
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-19 11:40:44 +0000