/*
* Copyright 2013 Red Hat Inc. and/or its affiliates and other contributors.
*
* Licensed 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.switchyard.component.jca.deploy;
import org.switchyard.Exchange;
import org.switchyard.ExchangePattern;
import org.switchyard.HandlerException;
import org.switchyard.Message;
import org.switchyard.Scope;
import org.switchyard.ServiceDomain;
import org.switchyard.component.jca.JCAMessages;
import org.switchyard.component.jca.processor.AbstractOutboundProcessor;
import org.switchyard.deploy.BaseServiceHandler;
import org.switchyard.label.BehaviorLabel;
import org.switchyard.runtime.event.ExchangeCompletionEvent;
/**
* An ExchangeHandler for JCA outbound binding.
*
* @author <a href="mailto:tm.igarashi@gmail.com">Tomohisa Igarashi</a>
*
*/
public class OutboundHandler extends BaseServiceHandler {
private AbstractOutboundProcessor _processor;
private final String _bindingName;
private final String _referenceName;
/**
* Constructor.
*
* @param processor {@link AbstractOutboundProcessor}
* @param domain the service domain
*/
public OutboundHandler(AbstractOutboundProcessor processor, ServiceDomain domain) {
super(domain);
_processor = processor;
_bindingName = processor.getJCABindingModel().getName();
_referenceName = processor.getJCABindingModel().getReference().getName();
}
@Override
protected void doStart() {
_processor.initialize();
}
@Override
protected void doStop() {
_processor.uninitialize();
}
@Override
public void handleMessage(final Exchange exchange) throws HandlerException {
// identify ourselves
exchange.getContext()
.setProperty(ExchangeCompletionEvent.GATEWAY_NAME, _bindingName,
Scope.EXCHANGE).addLabels(BehaviorLabel.TRANSIENT.label());
if (getState() != State.STARTED) {
throw JCAMessages.MESSAGES.referenceBindingNotStarted(_referenceName, _bindingName);
}
Message out = _processor.process(exchange);
if (exchange.getContract().getProviderOperation().getExchangePattern() == ExchangePattern.IN_OUT) {
exchange.send(out);
}
}
}