001/**
002 *
003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
004 *
005 * This library is free software; you can redistribute it and/or
006 * modify it under the terms of the GNU Lesser General Public
007 * License as published by the Free Software Foundation; either 
008 * version 2.1 of the License, or (at your option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013 * Lesser General Public License for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public 
016 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
017 * 
018 **/
019package lucee.commons.lock;
020
021import lucee.runtime.exp.ApplicationException;
022import lucee.runtime.lock.LockManager;
023
024
025/**
026 * Lock Timeout
027 */
028public final class LockException extends ApplicationException {
029
030        private static final long serialVersionUID = 9132132031478280069L;
031
032        /**
033         * @param type type of the log
034         * @param name name of the Lock
035         * @param timeout 
036         */
037        public LockException(int type, String name, long timeout) {
038            //A timeout occurred while attempting to lock lockname
039                super("a timeout occurred on a "+toString(type)+" lock with name ["+name+"] after "+(timeout/1000)+" seconds");
040        }
041        
042
043        public LockException(Long timeout) {
044                
045            super("a timeout occurred after "+toTime(timeout));
046        }
047        
048
049        public LockException(String text) {
050            super(text);
051        }
052
053    private static String toTime(long timeout) {
054                
055        if(timeout>=1000 && (((timeout/1000))*1000)==timeout)
056                return (timeout/1000)+" seconds";
057         return timeout+" milliseconds";
058        }
059
060
061        private static String toString(int type) {
062        if(LockManager.TYPE_EXCLUSIVE==type)return "exclusive";
063        return "read-only";
064    }
065
066}