/*
* CauseException.java
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
// Expand to define logging define
//#define DNOLOGGING
package com.substanceofcode.utils;
/**
* Allow J2SE style exceptions
*
* @author Irving Bunton
*/
public class CauseException extends
// #ifdef DLOGGING
net.sf.jlogmicro.util.exception.CauseException
// #else
//@ Exception
// #endif
{
private int MAX_CAUSES = 50;
private Throwable cause = null;
private boolean causeSet = false;
public CauseException() {
super();
}
public CauseException(String message) {
super(message);
causeSet = true;
}
public CauseException(String message, Throwable cause) {
super(message);
this.cause = cause;
causeSet = true;
}
public Throwable initCause(Throwable cause) {
if (!causeSet) {
this.cause = cause;
}
return super.initCause(cause);
}
public Throwable getCause() {
return (cause);
}
public Throwable getFirstCause() {
Throwable e = getCause();
if (e == null) {
return null;
}
for (int ic = 0; ic < MAX_CAUSES; ic++) {
if (e instanceof CauseException) {
CauseException ce = (CauseException) e;
if (ce.getCause() == null) {
return ce;
} else {
e = getCause();
}
} else if (e instanceof CauseRuntimeException) {
CauseRuntimeException ce = (CauseRuntimeException) e;
if (ce.getCause() == null) {
return ce;
} else {
e = getCause();
}
} else {
return e;
}
}
return null;
}
}