/*
* Copyright (c) 2005-2010, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. 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.wso2.carbon.mediator.enqueue;
import org.apache.axiom.om.OMAttribute;
import org.apache.axiom.om.OMElement;
import org.wso2.carbon.mediator.service.ui.AbstractMediator;
import org.wso2.carbon.mediator.service.MediatorException;
import javax.xml.namespace.QName;
public class EnqueueMediator extends AbstractMediator {
private String executor;
private int priority = 0;
private String sequence;
public String getExecutor() {
return executor;
}
public int getPriority() {
return priority;
}
public String getSequence() {
return sequence;
}
public void setExecutor(String executor) {
this.executor = executor;
}
public void setPriority(int priority) {
this.priority = priority;
}
public void setSequence(String sequence) {
this.sequence = sequence;
}
public OMElement serialize(OMElement parent) {
OMElement enqueue = fac.createOMElement("enqueue", synNS);
saveTracingState(enqueue, this);
if (executor != null) {
enqueue.addAttribute(fac.createOMAttribute(
"executor", nullNS, executor));
} else {
throw new MediatorException("executor not specified");
}
enqueue.addAttribute(fac.createOMAttribute(
"priority", nullNS, Integer.toString(priority)));
if (sequence != null) {
enqueue.addAttribute(fac.createOMAttribute("sequence", nullNS, sequence));
} else {
throw new MediatorException("sequence not specified");
}
if (parent != null) {
parent.addChild(enqueue);
}
return enqueue;
}
public void build(OMElement elem) {
OMAttribute sequence = elem.getAttribute(new QName("sequence"));
OMAttribute priority = elem.getAttribute(new QName("priority"));
OMAttribute executor = elem.getAttribute(new QName("executor"));
if (sequence == null) {
String msg = "The 'sequence' attribute is required for the " +
"configuration of a enqueue mediator";
throw new MediatorException(msg);
}
this.sequence = sequence.getAttributeValue();
if (priority == null) {
String msg = "The 'priority' attribute is required for the " +
"configuration of a enqueue mediator";
throw new MediatorException(msg);
}
this.priority = Integer.parseInt(priority.getAttributeValue());
if (executor == null) {
String msg = "The 'executor' attribute is required for the " +
"configuration of a enqueue mediator";
throw new MediatorException(msg);
}
this.executor = executor.getAttributeValue();
// after successfully creating the mediator
// set its common attributes such as tracing etc
processAuditStatus(this, elem);
}
public String getTagLocalName() {
return "enqueue";
}
}