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Diffstat (limited to 'branches/sca-java-2.0-M4/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/wireformat/jmsobject/runtime/WireFormatJMSObjectServiceInterceptor.java')
-rw-r--r-- | branches/sca-java-2.0-M4/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/wireformat/jmsobject/runtime/WireFormatJMSObjectServiceInterceptor.java | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/branches/sca-java-2.0-M4/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/wireformat/jmsobject/runtime/WireFormatJMSObjectServiceInterceptor.java b/branches/sca-java-2.0-M4/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/wireformat/jmsobject/runtime/WireFormatJMSObjectServiceInterceptor.java new file mode 100644 index 0000000000..af57152d2b --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-jms-runtime/src/main/java/org/apache/tuscany/sca/binding/jms/wireformat/jmsobject/runtime/WireFormatJMSObjectServiceInterceptor.java @@ -0,0 +1,138 @@ +/* + * 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.wireformat.jmsobject.runtime; + +import java.util.HashMap; + +import javax.jms.Session; + +import org.apache.tuscany.sca.binding.jms.JMSBinding; +import org.apache.tuscany.sca.binding.jms.context.JMSBindingContext; +import org.apache.tuscany.sca.binding.jms.provider.JMSMessageProcessor; +import org.apache.tuscany.sca.binding.jms.provider.JMSMessageProcessorUtil; +import org.apache.tuscany.sca.binding.jms.provider.JMSResourceFactory; +import org.apache.tuscany.sca.binding.jms.provider.ObjectMessageProcessor; +import org.apache.tuscany.sca.binding.jms.wireformat.WireFormatJMSObject; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Interceptor; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.runtime.RuntimeWire; + +/** + * Policy handler to handle PolicySet related to Logging with the QName + * {http://tuscany.apache.org/xmlns/sca/1.0/impl/java}LoggingPolicy + * + * @version $Rev$ $Date$ + */ +public class WireFormatJMSObjectServiceInterceptor implements Interceptor { + private Invoker next; + private RuntimeWire runtimeWire; + private JMSResourceFactory jmsResourceFactory; + private JMSBinding jmsBinding; + private JMSMessageProcessor requestMessageProcessor; + private JMSMessageProcessor responseMessageProcessor; + private HashMap<String,Class<?>> singleArgMap; + private boolean wrapSingle; + + public WireFormatJMSObjectServiceInterceptor(JMSBinding jmsBinding, JMSResourceFactory jmsResourceFactory, + RuntimeWire runtimeWire, HashMap<String, Class<?>> singleArgMap, boolean wrapSingle) { + super(); + this.jmsBinding = jmsBinding; + this.runtimeWire = runtimeWire; + this.jmsResourceFactory = jmsResourceFactory; + this.requestMessageProcessor = JMSMessageProcessorUtil.getRequestMessageProcessor(jmsBinding); + this.responseMessageProcessor = JMSMessageProcessorUtil.getResponseMessageProcessor(jmsBinding); + this.singleArgMap = singleArgMap; + this.wrapSingle = wrapSingle; + } + + public Message invoke(Message msg) { + if (jmsBinding.getRequestWireFormat() instanceof WireFormatJMSObject){ + msg = invokeRequest(msg); + } + + msg = getNext().invoke(msg); + + //if it's oneway return back + Operation operation = msg.getOperation(); + if (operation != null && operation.isNonBlocking()) { + return msg; + } + + if (jmsBinding.getResponseWireFormat() instanceof WireFormatJMSObject){ + msg = invokeResponse(msg); + } + + return msg; + } + + public Message invokeRequest(Message msg) { + // get the jms context + JMSBindingContext context = msg.getBindingContext(); + javax.jms.Message jmsMsg = context.getJmsMsg(); + Object requestPayload; + + // If the service interface has a single argument then we need + // to check if the object from the wire is expected + // to be unwrapped or not + // + Class<?> argType = this.singleArgMap.get(msg.getOperation().getName()); + if (argType == null) { + requestPayload = requestMessageProcessor.extractPayloadFromJMSMessage(jmsMsg); + }else { + requestPayload = ((ObjectMessageProcessor)requestMessageProcessor).extractPayloadFromJMSMessageForSingleParamOperation(jmsMsg, argType, wrapSingle); + } + + if (requestPayload != null && requestPayload.getClass().isArray()) { + msg.setBody(requestPayload); + } else if (requestPayload == null) { + msg.setBody(new Object[0]); + } else { + msg.setBody(new Object[] {requestPayload}); + } + + return msg; + } + + public Message invokeResponse(Message msg) { + // get the jms context + JMSBindingContext context = msg.getBindingContext(); + Session session = context.getJmsResponseSession(); + + javax.jms.Message responseJMSMsg = null; + if (msg.isFault()) { + responseJMSMsg = responseMessageProcessor.createFaultMessage(session, (Throwable)msg.getBody()); + } else { + responseJMSMsg = responseMessageProcessor.insertPayloadIntoJMSMessage(session, msg.getBody()); + } + + msg.setBody(responseJMSMsg); + + return msg; + } + + public Invoker getNext() { + return next; + } + + public void setNext(Invoker next) { + this.next = next; + } +} |