diff options
Diffstat (limited to 'branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingServiceBindingProvider.java')
| -rw-r--r-- | branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingServiceBindingProvider.java | 307 |
1 files changed, 0 insertions, 307 deletions
diff --git a/branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingServiceBindingProvider.java b/branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingServiceBindingProvider.java deleted file mode 100644 index 7db640b7d1..0000000000 --- a/branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingServiceBindingProvider.java +++ /dev/null @@ -1,307 +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.binding.jms.provider; - -import java.util.logging.Level; -import java.util.logging.Logger; - -import javax.jms.Destination; -import javax.jms.JMSException; -import javax.jms.Message; -import javax.jms.MessageConsumer; -import javax.jms.Queue; -import javax.jms.Session; -import javax.jms.Topic; -import javax.naming.NamingException; - -import org.apache.axiom.om.OMElement; -import org.apache.tuscany.sca.assembly.Binding; -import org.apache.tuscany.sca.binding.jms.impl.JMSBinding; -import org.apache.tuscany.sca.binding.jms.impl.JMSBindingConstants; -import org.apache.tuscany.sca.binding.jms.impl.JMSBindingException; -import org.apache.tuscany.sca.binding.ws.WebServiceBinding; -import org.apache.tuscany.sca.binding.ws.WebServiceBindingFactory; -import org.apache.tuscany.sca.binding.ws.wsdlgen.BindingWSDLGenerator; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.provider.ServiceBindingProvider; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; -import org.apache.tuscany.sca.work.WorkScheduler; - -/** - * Implementation of the JMS service binding provider. - * - * @version $Rev$ $Date$ - */ -public class JMSBindingServiceBindingProvider implements ServiceBindingProvider { - private static final Logger logger = Logger.getLogger(JMSBindingServiceBindingProvider.class.getName()); - - private RuntimeComponentService service; - private Binding targetBinding; - private JMSBinding jmsBinding; - private JMSResourceFactory jmsResourceFactory; - private MessageConsumer consumer; - private WorkScheduler workScheduler; - private boolean running; - - private Destination destination; - - private ExtensionPointRegistry extensionPoints; - - private RuntimeComponent component; - private InterfaceContract wsdlInterfaceContract; - - public JMSBindingServiceBindingProvider(RuntimeComponent component, RuntimeComponentService service, Binding targetBinding, JMSBinding binding, WorkScheduler workScheduler, ExtensionPointRegistry extensionPoints) { - this.component = component; - this.service = service; - this.jmsBinding = binding; - this.workScheduler = workScheduler; - this.targetBinding = targetBinding; - this.extensionPoints = extensionPoints; - - jmsResourceFactory = new JMSResourceFactory(binding.getConnectionFactoryName(), binding.getInitialContextFactoryName(), binding.getJndiURL()); - - if (jmsBinding.getDestinationName().equals(JMSBindingConstants.DEFAULT_DESTINATION_NAME)) { - if (!service.isCallback()) { - // use the SCA service name as the default destination name - jmsBinding.setDestinationName(service.getName()); - } - } - - if (XMLTextMessageProcessor.class.isAssignableFrom(JMSMessageProcessorUtil.getRequestMessageProcessor(jmsBinding).getClass())) { - if (!isOnMessage()) { - setXMLDataBinding(service); - } - } - - } - - protected boolean isOnMessage() { - InterfaceContract ic = getBindingInterfaceContract(); - if (ic.getInterface().getOperations().size() != 1) { - return false; - } - return "onMessage".equals(ic.getInterface().getOperations().get(0).getName()); - } - - protected void setXMLDataBinding(RuntimeComponentService service) { - if (service.getInterfaceContract() != null) { - WebServiceBindingFactory wsFactory = extensionPoints.getExtensionPoint(WebServiceBindingFactory.class); - WebServiceBinding wsBinding = wsFactory.createWebServiceBinding(); - BindingWSDLGenerator.generateWSDL(component, service, wsBinding, extensionPoints, null); - wsdlInterfaceContract = wsBinding.getBindingInterfaceContract(); - wsdlInterfaceContract.getInterface().resetDataBinding(OMElement.class.getName()); - - // TODO: TUSCANY-xxx, section 5.2 "Default Data Binding" in the JMS binding spec - -// try { -// InterfaceContract ic = (InterfaceContract)service.getInterfaceContract().clone(); -// Interface ii = ic.getInterface(); -// if (ii.getOperations().size() == 1 && "onMessage".equals(ii.getOperations().get(0).getName())) { -// return; -// } -// ii = (Interface)ii.clone(); -// ii.resetDataBinding("org.apache.axiom.om.OMElement"); -// ic.setInterface(ii); -// service.setInterfaceContract(ic); -// -// } catch (CloneNotSupportedException e) { -// throw new RuntimeException(e); -// } - } - } - - public InterfaceContract getBindingInterfaceContract() { - if (wsdlInterfaceContract != null) { - return wsdlInterfaceContract; - } else { - return service.getInterfaceContract(); - } - } - - public boolean supportsOneWayInvocation() { - return true; - } - - public void start() { - this.running = true; - - try { - registerListerner(); - } catch (Exception e) { - throw new JMSBindingException("Error starting JMSServiceBinding", e); - } - } - - public void stop() { - this.running = false; - try { - consumer.close(); - jmsResourceFactory.closeConnection(); - } catch (Exception e) { - // if using an embedded broker then when shutting down Tuscany the broker may get closed - // before this stop method is called. I can't see how to detect that so for now just - // ignore the exception if the message is that the transport is already disposed - if (!"Transport disposed.".equals(e.getMessage())) { - throw new JMSBindingException("Error stopping JMSServiceBinding", e); - } - } - } - - private void registerListerner() throws NamingException, JMSException { - - Session session = jmsResourceFactory.createSession(); - destination = lookupDestinationQueue(); - if (destination == null) { - destination = session.createTemporaryQueue(); - } - - if (jmsBinding.getJMSSelector() != null) { - consumer = session.createConsumer(destination, jmsBinding.getJMSSelector()); - } else { - consumer = session.createConsumer(destination); - } - - final JMSBindingListener listener = new JMSBindingListener(jmsBinding, jmsResourceFactory, service, targetBinding); - try { - - consumer.setMessageListener(listener); - jmsResourceFactory.startConnection(); - - } catch (javax.jms.IllegalStateException e) { - - // setMessageListener not allowed in JEE container so use Tuscany threads - - jmsResourceFactory.startConnection(); - workScheduler.scheduleWork(new Runnable() { - public void run() { - try { - while (running) { - final Message msg = consumer.receive(); - workScheduler.scheduleWork(new Runnable() { - public void run() { - try { - listener.onMessage(msg); - } catch (Exception e) { - e.printStackTrace(); - } - } - }); - } - } catch (Exception e) { - e.printStackTrace(); - } - } - }); - } - logger.log(Level.INFO, "JMS " + (service.isCallback() ? "callback service" : "service") - + " '" - + service.getName() - + "' listening on destination " - + ((destination instanceof Queue) ? ((Queue)destination).getQueueName() : ((Topic)destination).getTopicName())); - } - - /** - * Looks up the Destination Queue for the JMS Binding. - * <p> - * What happens in the look up will depend on the create mode specified for the JMS Binding: - * <ul> - * <li>always - the JMS queue is always created. It is an error if the queue already exists - * <li>ifnotexist - the JMS queue is created if it does not exist. It is not an error if the queue already exists - * <li>never - the JMS queue is never created. It is an error if the queue does not exist - * </ul> - * See the SCA JMS Binding specification for more information. - * <p> - * - * @return The Destination queue. - * @throws NamingException Failed to lookup JMS queue - * @throws JMSBindingException Failed to lookup JMS Queue. Probable cause is that the JMS queue's current existence/non-existence is not - * compatible with the create mode specified on the binding - */ - private Destination lookupDestinationQueue() throws NamingException, JMSBindingException { - - if (service.isCallback() && JMSBindingConstants.DEFAULT_DESTINATION_NAME.equals(jmsBinding.getDestinationName())) { - // if its a callback service returning null indicates to use a temporary queue - return null; - } - - Destination destination = jmsResourceFactory.lookupDestination(jmsBinding.getDestinationName()); - - String qCreateMode = jmsBinding.getDestinationCreate(); - if (qCreateMode.equals(JMSBindingConstants.CREATE_ALWAYS)) { - // In this mode, the queue must not already exist as we are creating it - if (destination != null) { - throw new JMSBindingException("JMS Destination " + jmsBinding.getDestinationName() - + " already exists but has create mode of \"" - + qCreateMode - + "\" while registering service " - + service.getName() - + " listener"); - } - - // Create the queue - destination = jmsResourceFactory.createDestination(jmsBinding.getDestinationName()); - - } else if (qCreateMode.equals(JMSBindingConstants.CREATE_IF_NOT_EXIST)) { - // In this mode, the queue may nor may not exist. It will be created if it does not exist - if (destination == null) { - destination = jmsResourceFactory.createDestination(jmsBinding.getDestinationName()); - } - - } else if (qCreateMode.equals(JMSBindingConstants.CREATE_NEVER)) { - // In this mode, the queue must have already been created. - if (destination == null) { - throw new JMSBindingException("JMS Destination " + jmsBinding.getDestinationName() - + " not found but create mode of \"" - + qCreateMode - + "\" while registering service " - + service.getName() - + " listener"); - } - } - - // Make sure we ended up with a queue - if (destination == null) { - throw new JMSBindingException("JMS Destination " + jmsBinding.getDestinationName() - + " not found with create mode of \"" - + qCreateMode - + "\" while registering service " - + service.getName() - + " listener"); - } - - return destination; - } - - public String getDestinationName() { - try { - if (destination instanceof Queue) { - return ((Queue)destination).getQueueName(); - } else if (destination instanceof Topic) { - return ((Topic)destination).getTopicName(); - } else { - return null; - } - } catch (JMSException e) { - throw new JMSBindingException(e); - } - } -} |