com.devoteam.srit.xmlloader.core.utils.XMLElementRTPFLOWParser.java Source code

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Here is the source code for com.devoteam.srit.xmlloader.core.utils.XMLElementRTPFLOWParser.java

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/* 
 * Copyright 2012 Devoteam http://www.devoteam.com
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * 
 * This file is part of Multi-Protocol Test Suite (MTS).
 * 
 * Multi-Protocol Test Suite (MTS) is free software: you can redistribute
 * it and/or modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation, either version 3 of the
 * License.
 * 
 * Multi-Protocol Test Suite (MTS) is distributed in the hope that it will
 * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty 
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Multi-Protocol Test Suite (MTS).
 * If not, see <http://www.gnu.org/licenses/>.
 * 
 */
package com.devoteam.srit.xmlloader.core.utils;

import com.devoteam.srit.xmlloader.core.ParameterPool;
import com.devoteam.srit.xmlloader.core.exception.ExecutionException;

import java.io.Serializable;
import java.util.LinkedList;
import java.util.List;
import org.dom4j.Element;
import org.dom4j.Attribute;

/**
 * specific replacer for <sendMessageRTPFLOW> operation : don't replace the specific "timestamp", "seqnum", "deltatime" and "mark" attributes because they can be multiple values.
 *
 * @author gpasquiers
 */
public class XMLElementRTPFLOWParser implements XMLElementReplacer, Serializable {

    static private XMLElementReplacer instance = null;

    static public XMLElementReplacer instance() {
        if (null == instance) {
            instance = new XMLElementRTPFLOWParser();
        }
        return instance;
    }

    protected XMLElementRTPFLOWParser() {
    }

    public List<Element> replace(Element element, ParameterPool parameterPool) throws Exception {
        List<Element> result = new LinkedList();

        //do classic replacement of attribute and save it in result
        Element newElement = element.createCopy();
        result.add(newElement);
        List<Attribute> attributes = newElement.attributes();

        for (Attribute attribute : attributes) {
            if (!attribute.getName().equalsIgnoreCase("timestamp")
                    && !attribute.getName().equalsIgnoreCase("seqnum")
                    && !attribute.getName().equalsIgnoreCase("deltaTime")
                    && !attribute.getName().equalsIgnoreCase("mark")) {
                String value = attribute.getValue();

                LinkedList<String> parsedValue = parameterPool.parse(value);

                if (parsedValue.size() != 1) {
                    throw new ExecutionException("Invalid size of variables in attribute " + value);
                }

                attribute.setValue(parsedValue.getFirst());
            }
        }

        return result;
    }
}