DocumentFileHandler.java

/* (c) 2014 - 2016 Open Source Geospatial Foundation - all rights reserved
 * (c) 2001 - 2013 OpenPlans
 * This code is licensed under the GPL 2.0 license, available at the root
 * application directory.
 */
package org.geoserver.cluster.impl.handlers;

import java.io.OutputStream;

import org.apache.commons.io.IOUtils;
import org.geoserver.cluster.JMSEventHandler;

import com.thoughtworks.xstream.XStream;
import org.geoserver.platform.resource.Resources;

/**
 * XML file handler:<br>
 * This class can be used to handle small XML files using JDOM
 * 
 * @author Carlo Cancellieri - carlo.cancellieri@geo-solutions.it
 * 
 */
public class DocumentFileHandler extends
		JMSEventHandler<String, DocumentFile> {
	public DocumentFileHandler(XStream xstream, Class clazz) {
		super(xstream, clazz);
	}

	@Override
	public boolean synchronize(DocumentFile event) throws Exception {
		try (OutputStream fout = Resources.fromPath(event.getResourcePath()).out()) {
			xstream.toXML(event.getBody(), fout);
			return true;
		} catch (IllegalStateException e) {
			if (LOGGER.isLoggable(java.util.logging.Level.SEVERE))
				LOGGER.severe(e.getLocalizedMessage());
			throw e;
		} 
	}

	@Override
	public String serialize(DocumentFile o) throws Exception {
		return xstream.toXML(o);
	}

	@Override
	public DocumentFile deserialize(String o) throws Exception {
		return (DocumentFile) xstream.fromXML(o);
	}

}