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+/*
+ * 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.provider;
+
+import java.io.File;
+import java.net.URL;
+
+import javax.transaction.TransactionManager;
+
+import org.apache.tuscany.sca.implementation.bpel.BPELImplementation;
+import org.apache.tuscany.sca.implementation.bpel.ode.EmbeddedODEServer;
+import org.apache.tuscany.sca.implementation.bpel.ode.ODEDeployment;
+import org.apache.tuscany.sca.implementation.bpel.ode.ODEInitializationException;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.provider.ImplementationProvider;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+
+/**
+ * The model representing a sample CRUD implementation in an SCA assembly model.
+ * The sample CRUD implementation is not a full blown implementation, it only
+ * supports a subset of what a component implementation can support: - a single
+ * fixed service (as opposed to a list of services typed by different
+ * interfaces) - a directory attribute used to specify where a CRUD component is
+ * going to persist resources - no references or properties - no policy intents
+ * or policy sets
+ */
+public class BPELImplementationProvider implements ImplementationProvider {
+
+ private RuntimeComponent component;
+
+ private EmbeddedODEServer odeServer;
+ private TransactionManager txMgr;
+
+ private BPELImplementation implementation;
+
+ /**
+ * Constructs a new BPEL Implementation.
+ */
+ public BPELImplementationProvider(RuntimeComponent component,
+ BPELImplementation implementation,
+ EmbeddedODEServer odeServer,
+ TransactionManager txMgr) {
+ this.component = component;
+ this.implementation = implementation;
+ this.odeServer = odeServer;
+ this.txMgr = txMgr;
+ }
+
+ public Invoker createInvoker(RuntimeComponentService service, Operation operation) {
+ BPELInvoker invoker = new BPELInvoker(operation, odeServer, txMgr);
+ return invoker;
+ }
+
+ public boolean supportsOneWayInvocation() {
+ return false;
+ }
+
+ public void start() {
+ System.out.println("Starting " + component.getName());
+
+ try {
+ if (!odeServer.isInitialized()) {
+ // start ode server
+ odeServer.init();
+ }
+
+ URL deployURL = this.implementation.getProcessDefinition().getLocation();
+
+ File deploymentDir = new File(deployURL.toURI().getPath()).getParentFile();
+ System.out.println(">>> Deploying : " + deploymentDir.toString());
+
+ // deploy the process
+ if (odeServer.isInitialized()) {
+ try {
+ txMgr.begin();
+ odeServer.deploy(new ODEDeployment(deploymentDir));
+ txMgr.commit();
+ } catch (Exception e) {
+ e.printStackTrace();
+ txMgr.rollback();
+ }
+ }
+
+ } catch (ODEInitializationException inite) {
+ throw new RuntimeException("BPEL Component Type Implementation : Error initializing embedded ODE server " + inite.getMessage(), inite);
+ } catch(Exception e) {
+ throw new RuntimeException("BPEl Component Type Implementation initialization failure : " + e.getMessage(), e);
+ }
+ }
+
+ public void stop() {
+ System.out.println("Stopping " + component.getName());
+
+ if (odeServer.isInitialized()) {
+ // start ode server
+ odeServer.stop();
+ }
+
+ System.out.println("Stopped !!!");
+
+ }
+
+}