1 /* 2 * Copyright (c) 1998-2002 The Jgroup Team. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU Lesser General Public License version 2 as 6 * published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it will be useful, 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * GNU Lesser General Public License for more details. 12 * 13 * You should have received a copy of the GNU Lesser General Public License 14 * along with this program; if not, write to the Free Software 15 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 16 * 17 */ 18 19 package jgroup.core; 20 21 import org.apache.log4j.Logger; 22 23 /** 24 * Base class for the exceptions thrown by Jgroup. 25 * 26 * @author Alberto Montresor 27 * @since Jgroup 0.1 28 */ 29 public class JgroupException 30 extends Exception 31 { 32 33 private static final long serialVersionUID = 19163829929627863L; 34 35 36 //////////////////////////////////////////////////////////////////////////////////////////// 37 // Logger 38 //////////////////////////////////////////////////////////////////////////////////////////// 39 40 /** Obtain logger for this class */ 41 private static final Logger log = Logger.getLogger(JgroupException.class); 42 43 44 /** 45 * Constructs a <code>JgroupExeception</code> with the specified 46 * message. 47 * 48 * @param message 49 * Detailed message describing the problem. 50 */ 51 public JgroupException(String message) 52 { 53 super(message); 54 synchronized (this) { 55 log.warn(message); 56 } 57 } 58 59 /** 60 * Constructs a <code>JgroupExeception</code> with the specified 61 * message and cause exception. 62 * 63 * @param message 64 * Detailed message describing the problem. 65 * @param cause 66 * The cause exception. 67 */ 68 public JgroupException(String message, Throwable cause) 69 { 70 super(message, cause); 71 synchronized (this) { 72 log.warn(message, cause); 73 } 74 } 75 76 } // END JgroupException