/*
* 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.synapse.config.xml;
import org.apache.axiom.om.OMElement;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.synapse.SynapseException;
import org.apache.synapse.Mediator;
import org.apache.synapse.mediators.filters.SwitchCaseMediator;
import org.apache.synapse.mediators.filters.SwitchMediator;
import java.util.Iterator;
/**
* <pre>
* <switch source="xpath">
* <case regex="string">
* mediator+
* </case>+
* <default>
* mediator+
* </default>?
* </switch>
* </pre>
*/
public class SwitchMediatorSerializer extends BaseMediatorSerializer
implements MediatorSerializer {
private static final Log log = LogFactory.getLog(SwitchMediatorSerializer.class);
public OMElement serializeMediator(OMElement parent, Mediator m) {
if (!(m instanceof SwitchMediator)) {
handleException("Unsupported mediator passed in for serialization : " + m.getType());
}
SwitchMediator mediator = (SwitchMediator) m;
OMElement switchMed = fac.createOMElement("switch", synNS);
if (mediator.getSource() != null) {
switchMed.addAttribute(fac.createOMAttribute(
"source", nullNS, mediator.getSource().toString()));
super.serializeNamespaces(switchMed, mediator.getSource());
} else {
handleException("Invalid switch mediator. Source required");
}
Iterator iter = mediator.getCases().iterator();
SwitchCaseMediatorSerializer swcms = new SwitchCaseMediatorSerializer();
while (iter.hasNext()) {
swcms.serializeMediator(switchMed, (SwitchCaseMediator) iter.next());
}
if (parent != null) {
parent.addChild(switchMed);
}
return switchMed;
}
public String getMediatorClassName() {
return SwitchMediator.class.getName();
}
private void handleException(String msg) {
log.error(msg);
throw new SynapseException(msg);
}
}