001/**
002 *   GRANITE DATA SERVICES
003 *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004 *
005 *   This file is part of the Granite Data Services Platform.
006 *
007 *   Granite Data Services is free software; you can redistribute it and/or
008 *   modify it under the terms of the GNU Lesser General Public
009 *   License as published by the Free Software Foundation; either
010 *   version 2.1 of the License, or (at your option) any later version.
011 *
012 *   Granite Data Services is distributed in the hope that it will be useful,
013 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
014 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015 *   General Public License for more details.
016 *
017 *   You should have received a copy of the GNU Lesser General Public
018 *   License along with this library; if not, write to the Free Software
019 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 *   USA, or see <http://www.gnu.org/licenses/>.
021 */
022package org.granite.gravity.tomcat;
023
024import org.apache.catalina.CometEvent;
025import org.apache.catalina.CometEvent.EventSubType;
026import org.apache.catalina.CometEvent.EventType;
027
028/**
029 * @author Franck WOLFF
030 */
031public class EventUtil {
032
033    public static boolean isTimeout(CometEvent event) {
034        return (
035            event.getEventType() == EventType.ERROR &&
036            event.getEventSubType() == EventSubType.TIMEOUT
037        );
038    }
039
040    public static boolean isError(CometEvent event) {
041        return (event.getEventType() == EventType.ERROR);
042    }
043
044    public static boolean isErrorButNotTimeout(CometEvent event) {
045        return (
046            event.getEventType() == EventType.ERROR &&
047            event.getEventSubType() != EventSubType.TIMEOUT
048        );
049    }
050    
051    public static boolean isValid(CometEvent event) {
052        if (event != null) {
053                try {
054                        return event.getHttpServletRequest() != null && event.getHttpServletResponse() != null;
055                } catch (Exception e) {
056                }
057        }
058        return false;
059    }
060
061    public static String toString(CometEvent event) {
062        if (event == null)
063                return "null";
064        try {
065                return event.getClass().getName() + " [" + event.getEventType() + '.' + event.getEventSubType() + ']';
066        }
067        catch (Exception e) {
068                return e.toString();
069        }
070    }
071}