/*
* Copyright (C) 2011 Laurent Caillette
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.novelang.daemon;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.jetty.server.Request;
import org.novelang.logger.Logger;
import org.novelang.logger.LoggerFactory;
import org.novelang.rendering.RenditionMimeType;
/**
*
* @author Laurent Caillette
*/
public class ShutdownHandler extends GenericHandler{
private static final Logger LOGGER = LoggerFactory.getLogger( ShutdownHandler.class );
private static final String SHUTDOWN_TARGET = "/~shutdown.html";
private static final String HTML_CONTENT_TYPE = RenditionMimeType.HTML.getFileExtension() ;
public ShutdownHandler() { }
@Override
protected void doHandle(
final String target,
final HttpServletRequest request,
final HttpServletResponse response
) throws IOException, ServletException {
if( SHUTDOWN_TARGET.equals( target ) ) {
LOGGER.info( "Shutdown requested!" ) ;
response.setStatus( HttpServletResponse.SC_UNAUTHORIZED ) ;
final PrintWriter writer = new PrintWriter( response.getOutputStream() ) ;
writer.println( "<html>" ) ;
writer.println( "<body>" ) ;
writer.println( "Shutting down!" ) ;
writer.println( "</body>" ) ;
writer.println( "</html>" ) ;
writer.flush() ;
response.setContentType( HTML_CONTENT_TYPE ) ;
( ( Request ) request ).setHandled( true ) ;
System.exit( 0 ) ;
}
}
}