/**
* Copyright (c) 2008, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* 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.wso2.carbon.mediator.clazz;
import org.wso2.carbon.mediator.service.ui.AbstractMediator;
import org.wso2.carbon.mediator.service.MediatorException;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMNode;
import org.apache.axiom.om.OMAttribute;
import java.util.Map;
import java.util.HashMap;
import java.util.Iterator;
public class ClassMediator extends AbstractMediator {
private String mediator;
private final Map<String, Object> properties = new HashMap<String, Object>();
public String getMediator() {
return mediator;
}
public void setMediator(String mediator) {
this.mediator = mediator;
}
public void addProperty(String name, Object value) {
properties.put(name, value);
}
public Map getProperties() {
return this.properties;
}
public OMElement serialize(OMElement parent) {
OMElement clazz = fac.createOMElement("class", synNS);
saveTracingState(clazz, this);
if (mediator != null) {
clazz.addAttribute(fac.createOMAttribute(
"name", nullNS, mediator));
} else {
throw new MediatorException("Invalid class mediator. The class name is required");
}
Iterator itr = properties.keySet().iterator();
while(itr.hasNext()) {
String propName = (String) itr.next();
Object o = properties.get(propName);
OMElement prop = fac.createOMElement(PROP_Q);
prop.addAttribute(fac.createOMAttribute("name", nullNS, propName));
if (o instanceof String) {
prop.addAttribute(fac.createOMAttribute("value", nullNS, (String) o));
} else {
prop.addChild((OMNode) o);
}
clazz.addChild(prop);
}
if (parent != null) {
parent.addChild(clazz);
}
return clazz;
}
public void build(OMElement elem) {
OMAttribute name = elem.getAttribute(ATT_NAME);
if (name == null) {
String msg = "The name of the actual mediator class is a required attribute";
throw new MediatorException(msg);
}
this.mediator = name.getAttributeValue();
for (Iterator it = elem.getChildrenWithName(PROP_Q); it.hasNext();) {
OMElement child = (OMElement) it.next();
String propName = child.getAttribute(ATT_NAME).getAttributeValue();
if (propName == null) {
throw new MediatorException(
"A Class mediator property must specify the name attribute");
} else {
if (child.getAttribute(ATT_VALUE) != null) {
String value = child.getAttribute(ATT_VALUE).getAttributeValue();
properties.put(propName, value);
} else {
OMNode omElt = child.getFirstElement();
if (omElt != null) {
properties.put(propName, omElt);
} else {
throw new MediatorException("A Class mediator property must specify " +
"name and value attributes, or a name and a child XML fragment");
}
}
}
}
processAuditStatus(this, elem);
}
public String getTagLocalName() {
return "class";
}
}