/*
* 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.apache.synapse.util.streaming_xpath.custom.components;
import org.apache.axiom.om.OMElement;
import javax.xml.namespace.QName;
import java.util.Iterator;
import java.util.NoSuchElementException;
public class GetChildrenWithChildValueParserComponent extends ParserComponent {
ParserComponent nextParserComponent;
String localName;
String nameSpacePrefix;
QName childQName;
String childValue;
public GetChildrenWithChildValueParserComponent(String localName, String nameSpacePrefix, String value) {
this.localName = localName;
this.nameSpacePrefix = nameSpacePrefix;
this.childValue = value;
}
@Override
public String process(OMElement node) {
this.childQName = new QName(prefixNameSpaceMap.get(nameSpacePrefix), localName);
try{
Iterator children = node.getChildElements();
OMElement child = (OMElement) children.next();
OMElement grandChild = child.getFirstChildWithName(childQName);
if (grandChild != null) {
if (childValue.equals(grandChild.getText())) {
if (nextParserComponent == null) {
return child.toString();
} else {
return nextParserComponent.process(child);
}
} else {
return null;
}
} else {
return "";
}
}catch (NoSuchElementException e){
return "";
}
}
@Override
public void setNext(ParserComponent parserComponent) {
this.nextParserComponent = parserComponent;
}
@Override
public ParserComponent getNext() {
return this.nextParserComponent;
}
}