/*
* 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.wso2.carbon.mediator.calltemplate.util;
import org.apache.axiom.om.OMAbstractFactory;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMFactory;
import org.apache.axiom.om.OMNamespace;
import org.apache.synapse.config.xml.SynapseXPathSerializer;
import org.apache.synapse.config.xml.XMLConfigConstants;
/**
* Serializer for {@link org.apache.synapse.mediators.Value} instances.
*/
public class ValueSerializer {
protected static final OMFactory fac = OMAbstractFactory.getOMFactory();
protected static final OMNamespace nullNS
= fac.createOMNamespace(XMLConfigConstants.NULL_NAMESPACE, "");
/**
* Serialize the Value object to an OMElement representing the entry
*
* @param key Value to serialize
* @param elem OMElement
* @return OMElement
*/
public OMElement serializeValue(Value key, String name, OMElement elem) {
if (key != null) {
if (key.getExpression() == null) {
//static key
elem.addAttribute(fac.createOMAttribute(name, nullNS, key.getKeyValue()));
} else {
String startChar = "{" , endChar = "}";
//if this is an expr type key we add an additional opening and closing brace
if(key.hasExprTypeKey()){
startChar = startChar + "{";
endChar = endChar + "}";
}
//dynamic key
SynapseXPathSerializer.serializeXPath(key.getExpression(), startChar +
key.getExpression().toString() + endChar, elem, name);
}
}
return elem;
}
}