diff options
Diffstat (limited to 'branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingInvoker.java')
| -rw-r--r-- | branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingInvoker.java | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingInvoker.java b/branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingInvoker.java deleted file mode 100644 index a14e2bd018..0000000000 --- a/branches/sca-android/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/provider/JMSBindingInvoker.java +++ /dev/null @@ -1,407 +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.lang.reflect.InvocationTargetException; -import java.util.Map; - -import javax.jms.DeliveryMode; -import javax.jms.Destination; -import javax.jms.JMSException; -import javax.jms.Message; -import javax.jms.MessageConsumer; -import javax.jms.MessageProducer; -import javax.jms.Session; -import javax.naming.NamingException; - -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.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.invocation.DataExchangeSemantics; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.runtime.ReferenceParameters; -import org.apache.tuscany.sca.runtime.RuntimeComponentReference; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; -import org.osoa.sca.ServiceRuntimeException; - -/** - * Invoker for the JMS binding. - * - * @version $Rev$ $Date$ - */ -public class JMSBindingInvoker implements Invoker, DataExchangeSemantics { - - protected Operation operation; - protected String operationName; - - protected JMSBinding jmsBinding; - protected JMSResourceFactory jmsResourceFactory; - protected JMSMessageProcessor requestMessageProcessor; - protected JMSMessageProcessor responseMessageProcessor; - protected Destination bindingRequestDest; - protected Destination bindingReplyDest; - protected RuntimeComponentReference reference; - - public JMSBindingInvoker(JMSBinding jmsBinding, Operation operation, JMSResourceFactory jmsResourceFactory, RuntimeComponentReference reference) { - - this.operation = operation; - operationName = operation.getName(); - - this.jmsBinding = jmsBinding; - this.jmsResourceFactory = jmsResourceFactory; - this.reference = reference; - this.requestMessageProcessor = JMSMessageProcessorUtil.getRequestMessageProcessor(jmsBinding); - this.responseMessageProcessor = JMSMessageProcessorUtil.getResponseMessageProcessor(jmsBinding); - - try { - - bindingRequestDest = lookupDestination(); - bindingReplyDest = lookupResponseDestination(); - - } catch (NamingException e) { - throw new JMSBindingException(e); - } - - } - - /** - * Looks up the Destination Queue for the JMS Binding - * - * @return The Destination Queue - * @throws NamingException Failed to lookup Destination Queue - * @throws JMSBindingException Failed to lookup Destination Queue - * @see #lookupDestinationQueue(boolean) - */ - protected Destination lookupDestination() throws NamingException, JMSBindingException { - return lookupDestinationQueue(false); - } - - /** - * Looks up the Destination Response Queue for the JMS Binding - * - * @return The Destination Response Queue - * @throws NamingException Failed to lookup Destination Response Queue - * @throws JMSBindingException Failed to lookup Destination Response Queue - * @see #lookupDestinationQueue(boolean) - */ - protected Destination lookupResponseDestination() throws NamingException, JMSBindingException { - return lookupDestinationQueue(true); - } - - /** - * 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> - * - * @param isReponseQueue <code>true</code> if we are creating a response queue. - * <code>false</code> if we are creating a request queue - * @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 - */ - protected Destination lookupDestinationQueue(boolean isReponseQueue) throws NamingException, JMSBindingException { - String queueName; - String queueType; - String qCreateMode; - - if (isReponseQueue) { - queueName = jmsBinding.getResponseDestinationName(); - queueType = "JMS Response Destination "; - qCreateMode = jmsBinding.getResponseDestinationCreate(); - if (JMSBindingConstants.DEFAULT_RESPONSE_DESTINATION_NAME.equals(queueName)) { - return null; - } - } else { - queueName = jmsBinding.getDestinationName(); - queueType = "JMS Destination "; - qCreateMode = jmsBinding.getDestinationCreate(); - } - - Destination dest = jmsResourceFactory.lookupDestination(queueName); - - if (qCreateMode.equals(JMSBindingConstants.CREATE_ALWAYS)) { - // In this mode, the queue must not already exist as we are creating it - if (dest != null) { - throw new JMSBindingException(queueType + queueName - + " already exists but has create mode of \"" - + qCreateMode - + "\" while registering binding " - + jmsBinding.getName() - + " invoker"); - } - // Create the queue - dest = jmsResourceFactory.createDestination(queueName); - - } 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 (dest == null) { - dest = jmsResourceFactory.createDestination(queueName); - } - - } else if (qCreateMode.equals(JMSBindingConstants.CREATE_NEVER)) { - // In this mode, the queue must have already been created. - if (dest == null) { - throw new JMSBindingException(queueType + queueName - + " not found but create mode of \"" - + qCreateMode - + "\" while registering binding " - + jmsBinding.getName() - + " invoker"); - } - } - - // Make sure we ended up with a queue - if (dest == null) { - throw new JMSBindingException(queueType + queueName - + " not found with create mode of \"" - + qCreateMode - + "\" while registering binding " - + jmsBinding.getName() - + " invoker"); - } - - return dest; - } - - public org.apache.tuscany.sca.invocation.Message invoke(org.apache.tuscany.sca.invocation.Message tuscanyMsg) { - try { - - Object resp = invokeTarget(tuscanyMsg); - tuscanyMsg.setBody(resp); - - } catch (InvocationTargetException e) { - tuscanyMsg.setFaultBody(e.getCause()); - } catch (ServiceRuntimeException e) { - if (e.getCause() instanceof InvocationTargetException) { - if ((e.getCause().getCause() instanceof RuntimeException)) { - tuscanyMsg.setFaultBody(e.getCause()); - } else { - tuscanyMsg.setFaultBody(e.getCause().getCause()); - } - } else { - tuscanyMsg.setFaultBody(e); - } - } catch (Throwable e) { - tuscanyMsg.setFaultBody(e); - } - return tuscanyMsg; - } - - protected Object invokeTarget(org.apache.tuscany.sca.invocation.Message tuscanyMsg) throws InvocationTargetException { - try { - Session session = jmsResourceFactory.createSession(); - try { - - Destination replyToDest = getReplyToDestination(session); - - Message requestMsg = sendRequest(tuscanyMsg, session, replyToDest); - - if (replyToDest == null) { - return null; - } else { - Message replyMsg = receiveReply(session, replyToDest, requestMsg.getJMSMessageID()); - Object[] response = (Object[])responseMessageProcessor.extractPayloadFromJMSMessage(replyMsg); - return (response != null && response.length > 0) ? response[0] : null; - } - - } finally { - session.close(); - } - } catch (JMSException e) { - throw new InvocationTargetException(e); - } catch (NamingException e) { - throw new InvocationTargetException(e); - } - } - - protected Destination getReplyToDestination(Session session) throws JMSException, JMSBindingException, NamingException { - Destination replyToDest; - if (operation.isNonBlocking()) { - replyToDest = null; - } else { - if (bindingReplyDest != null) { - replyToDest = bindingReplyDest; - } else { - replyToDest = session.createTemporaryQueue(); - } - } - return replyToDest; - } - - protected Message sendRequest(org.apache.tuscany.sca.invocation.Message tuscanyMsg, Session session, Destination replyToDest) throws JMSException, JMSBindingException, - NamingException { - - Message requestMsg = requestMessageProcessor.insertPayloadIntoJMSMessage(session, tuscanyMsg.getBody()); - - setHeaders(tuscanyMsg, requestMsg); - - requestMsg.setJMSReplyTo(replyToDest); - - Destination requestDest = getRequestDestination(tuscanyMsg, session); - - MessageProducer producer = session.createProducer(requestDest); - - if (jmsBinding.getOperationJMSTimeToLive(operationName) != null) { - producer.setTimeToLive(jmsBinding.getOperationJMSTimeToLive(operationName)); - } - - try { - producer.send(requestMsg); - } finally { - producer.close(); - } - return requestMsg; - } - - protected Destination getRequestDestination(org.apache.tuscany.sca.invocation.Message tuscanyMsg, Session session) throws JMSBindingException, NamingException, JMSException { - Destination requestDestination; - if (reference.isCallback()) { - String toURI = tuscanyMsg.getTo().getURI(); - if (toURI != null && toURI.startsWith("jms:")) { - // the msg to uri contains the callback destination name - // this is an jms physical name not a jndi name so need to use session.createQueue - requestDestination = session.createQueue(toURI.substring(4)); - } else { - requestDestination = lookupDestination(); - } - } else { - requestDestination = bindingRequestDest; - } - - return requestDestination; - } - - protected void setHeaders(org.apache.tuscany.sca.invocation.Message tuscanyMsg, Message jmsMsg) throws JMSException { - - requestMessageProcessor.setOperationName(jmsBinding.getNativeOperationName(operationName), jmsMsg); - - if (jmsBinding.getOperationJMSDeliveryMode(operationName) != null) { - if (jmsBinding.getOperationJMSDeliveryMode(operationName)) { - jmsMsg.setJMSDeliveryMode(DeliveryMode.PERSISTENT); - } else { - jmsMsg.setJMSDeliveryMode(DeliveryMode.NON_PERSISTENT); - } - } - - if (jmsBinding.getOperationJMSCorrelationId(operationName) != null) { - jmsMsg.setJMSCorrelationID(jmsBinding.getOperationJMSCorrelationId(operationName)); - } - - if (jmsBinding.getOperationJMSPriority(operationName) != null) { - jmsMsg.setJMSPriority(jmsBinding.getOperationJMSPriority(operationName)); - } - - if (jmsBinding.getOperationJMSType(operationName) != null) { - jmsMsg.setJMSType(jmsBinding.getOperationJMSType(operationName)); - } - - ReferenceParameters parameters = tuscanyMsg.getFrom().getReferenceParameters(); - - Object conversationID = parameters.getConversationID(); - if (conversationID != null) { - jmsMsg.setStringProperty(JMSBindingConstants.CONVERSATION_ID_PROPERTY, conversationID.toString()); - } - - if (hasCallback()) { - - if (parameters.getCallbackID() != null) { - jmsMsg.setStringProperty(JMSBindingConstants.CALLBACK_ID_PROPERTY, parameters.getCallbackID().toString()); - } - - String callbackDestName = getCallbackDestinationName(reference); - if (callbackDestName != null) { - jmsMsg.setStringProperty(JMSBindingConstants.CALLBACK_Q_PROPERTY, callbackDestName); - } - } - - for (String propName : jmsBinding.getPropertyNames()) { - Object value = jmsBinding.getProperty(propName); - jmsMsg.setObjectProperty(propName, value); - } - - Map<String, Object> operationProperties = jmsBinding.getOperationProperties(operationName); - if (operationProperties != null) { - for (String propName : operationProperties.keySet()) { - Object value = operationProperties.get(propName); - jmsMsg.setObjectProperty(propName, value); - } - } - } - - protected boolean hasCallback() { - if (operation.getInterface() instanceof JavaInterface) { - JavaInterface jiface = (JavaInterface)operation.getInterface(); - if (jiface.getCallbackClass() != null) { - return true; - } - } - return false; - } - - protected Message receiveReply(Session session, Destination replyToDest, String requestMsgId) throws JMSException, NamingException { - String msgSelector = "JMSCorrelationID = '" + requestMsgId + "'"; - MessageConsumer consumer = session.createConsumer(replyToDest, msgSelector); - - long receiveWait; - if (jmsBinding.getOperationJMSTimeToLive(operationName) != null) { - receiveWait = jmsBinding.getOperationJMSTimeToLive(operationName) * 2; - } else { - receiveWait = JMSBindingConstants.DEFAULT_TIME_TO_LIVE; - } - - Message replyMsg; - try { - jmsResourceFactory.startConnection(); - replyMsg = consumer.receive(receiveWait); - } finally { - consumer.close(); - } - if (replyMsg == null) { - throw new JMSBindingException("No reply message received on " + replyToDest + " for message id " + requestMsgId); - } - return replyMsg; - } - - protected String getCallbackDestinationName(RuntimeComponentReference reference) { - RuntimeComponentService s = (RuntimeComponentService)reference.getCallbackService(); - JMSBinding b = s.getBinding(JMSBinding.class); - if (b != null) { - JMSBindingServiceBindingProvider bp = (JMSBindingServiceBindingProvider)s.getBindingProvider(b); - return bp.getDestinationName(); - } - return null; - } - - public boolean allowsPassByReference() { - // JMS always pass by value - return true; - } - -} |