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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.binding.jms.provider;
import java.lang.reflect.InvocationTargetException;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.ObjectMessage;
import javax.jms.Session;
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.osoa.sca.ServiceRuntimeException;
/**
* Base MessageProcessor for the JMSBinding.
*
* @version $Rev$ $Date$
*/
public abstract class AbstractMessageProcessor implements JMSMessageProcessor {
protected String operationPropertyName;
protected boolean xmlFormat = true;
public AbstractMessageProcessor(JMSBinding jmsBinding) {
this.operationPropertyName = jmsBinding.getOperationSelectorPropertyName();
}
/*
* (non-Javadoc)
*
* @see org.apache.tuscany.binding.jms.OperationAndDataBinding#getOperationName(javax.jms.Message)
*/
public String getOperationName(Message message) {
try {
return message.getStringProperty(operationPropertyName);
} catch (JMSException e) {
throw new JMSBindingException("Exception retreiving operation name from message", e);
}
}
/*
* (non-Javadoc)
*
* @see org.apache.tuscany.binding.jms.OperationAndDataBinding#setOperationName(javax.jms.Message, java.lang.String)
*/
public void setOperationName(String operationName, Message message) {
try {
message.setStringProperty(operationPropertyName, operationName);
} catch (JMSException e) {
throw new JMSBindingException("Exception setting the operation name on message", e);
}
}
/*
* (non-Javadoc)
*
* @see org.apache.tuscany.binding.jms.OperationAndDataBinding#extractPayload(javax.jms.Session, java.lang.Object)
*/
public Message insertPayloadIntoJMSMessage(Session session, Object o) {
return createJMSMessage(session, o);
}
/*
* (non-Javadoc)
*
* @see org.apache.tuscany.binding.jms.OperationAndDataBinding#extractPayload(javax.jms.Message)
*/
public Object extractPayloadFromJMSMessage(Message msg) {
try {
if (msg.getBooleanProperty(JMSBindingConstants.FAULT_PROPERTY)) {
throw new ServiceRuntimeException("remote service exception, see nested exception", (Throwable)((ObjectMessage)msg).getObject());
}
} catch (JMSException e) {
throw new JMSBindingException(e);
}
return extractPayload(msg);
}
public Message createFaultMessage(Session session, Throwable o) {
try {
ObjectMessage message = session.createObjectMessage();
if (o instanceof ServiceRuntimeException && ((ServiceRuntimeException)o).getCause() instanceof InvocationTargetException) {
message.setObject(o.getCause() );
} else {
message.setObject(o);
}
message.setBooleanProperty(JMSBindingConstants.FAULT_PROPERTY, true);
return message;
} catch (JMSException e) {
throw new JMSBindingException(e);
}
}
protected abstract Object extractPayload(Message msg);
protected abstract Message createJMSMessage(Session session, Object o);
}
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