/*
* MegaMek - Copyright (C) 2005 Ben Mazur (bmazur@sev.org)
*
* This program 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 2 of the License, or (at your option)
* any later version.
*
* This program 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.
*/
package megamek.common.net.marshall;
import gd.xml.ParseException;
import gd.xml.tiny.ParsedXML;
import gd.xml.tiny.TinyParser;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.util.Enumeration;
import megamek.common.net.Packet;
import megamek.common.xml.PacketEncoder;
/**
* Marshaller that uses XML for <code>Packet</code>representation.
*/
public class XMLMarshaller extends PacketMarshaller {
/*
* (non-Javadoc)
*
* @see megamek.common.net.marshall.PacketMarshaller#marshall(megamek.common.net.Packet,
* java.io.OutputStream)
*/
public void marshall(Packet packet, OutputStream stream) throws Exception {
OutputStreamWriter out = new OutputStreamWriter(stream);
PacketEncoder.encode(packet, out);
out.flush();
}
/*
* (non-Javadoc)
*
* @see megamek.common.net.marshall.PacketMarshaller#unmarshall(java.io.InputStream)
*/
public Packet unmarshall(InputStream stream) throws Exception {
ParsedXML root = TinyParser.parseXML(stream);
Enumeration<?> rootChildren = root.elements();
if (!rootChildren.hasMoreElements()) {
throw new ParseException("No children of the root.");
}
ParsedXML rootNode = (ParsedXML) rootChildren.nextElement();
Packet packet = PacketEncoder.decode(rootNode, null);
return packet;
}
}