/**
* Project Wonderland
*
* Copyright (c) 2004-2009, Sun Microsystems, Inc., All Rights Reserved
*
* Redistributions in source code form must reproduce the above
* copyright and this condition.
*
* The contents of this file are subject to the GNU General Public
* License, Version 2 (the "License"); you may not use this file
* except in compliance with the License. A copy of the License is
* available at http://www.opensource.org/licenses/gpl-license.php.
*
* Sun designates this particular file as subject to the "Classpath"
* exception as provided by Sun in the License file that accompanied
* this code.
*/
package org.jdesktop.wonderland.common.wfs;
import java.io.InputStream;
import java.io.Writer;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlElements;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlTransient;
/**
* The WorldRootList class simply represents an array of WFS root names. It is used
* to serialize this list across a network in XML form or out to disk.
*
* @author Jordan Slott <jslott@dev.java.net>
*/
@XmlRootElement(name="wfs-roots")
public class WorldRootList {
/* An array of WFS root names */
@XmlElements({
@XmlElement(name="root")
})
private String[] roots = new String[0];
private static JAXBContext jaxbContext = null;
static {
try {
jaxbContext = JAXBContext.newInstance(WorldRootList.class);
} catch (javax.xml.bind.JAXBException excp) {
Logger.getLogger(WorldRootList.class.getName()).log(Level.WARNING,
"Unable to create JAXBContext", excp);
}
}
/** Default constructor */
public WorldRootList() {
}
/** Constructor, takes the names of the roots, which may be null */
public WorldRootList(String[] roots) {
this.roots = roots;
}
/**
* Returns the array of WFS root names, null if there are none.
*
* @return An array of WFS root names
*/
@XmlTransient public String[] getRoots() {
return this.roots;
}
/**
* Takes the input stream of the XML and instantiates an instance of
* the WFSCellChildren class
* <p>
* @param is The input stream of the XML representation
* @throw ClassCastException If the input file does not map to WFSCellChildren
* @throw JAXBException Upon error reading the XML stream
*/
public static WorldRootList decode(InputStream is) throws JAXBException {
Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
return (WorldRootList)unmarshaller.unmarshal(is);
}
/**
* Writes the ModuleInfo class to an output stream.
* <p>
* @param w The output write to write to
* @throw JAXBException Upon error writing the XML file
*/
public void encode(Writer w) throws JAXBException {
Marshaller marshaller = jaxbContext.createMarshaller();
marshaller.setProperty("jaxb.formatted.output", true);
marshaller.marshal(this, w);
}
}