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/**
*
* Copyright (C) 2000-2004 Enterprise Distributed Technologies Ltd
*
* www.enterprisedt.com
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Bug fixes, suggestions and comments should be sent to [email protected]
*
* Change Log:
*
* $Log: BaseIOException.java,v $
* Revision 1.1 2006/03/16 21:49:54 hans
* Added getInnerThrowable which is used in place of getCause (which is not supported pre JDK1.4)
*
*/
package com.enterprisedt;
import java.io.IOException;
/**
* Extension of java.io.IOException which adds "cause" functionality.
* This replicates the behaviour that is already present in JDK 1.4
* or better.
*
* @author Hans Andersen
*/
public class BaseIOException extends IOException {
private Throwable _cause;
/**
* Creates a BaseIOException with no message or cause.
*/
public BaseIOException() {
super();
}
/**
* Creates a BaseIOException with the given message.
* @param message Exception message
*/
public BaseIOException(String message) {
super(message);
}
/**
* Creates a BaseIOException with the given cause.
* @param cause Throwable which caused this exception to be thrown.
*/
public BaseIOException(Throwable cause) {
super(cause.getMessage());
_cause = cause;
}
/**
* Creates a BaseIOException with the given cause.
* @param message Exception message
* @param cause Throwable which caused this exception to be thrown.
*/
public BaseIOException(String message, Throwable cause) {
super(message);
_cause = cause;
}
/**
* Returns the cause of this exception.
* Included for JDK1.4+ compatibility.
*/
public Throwable getCause() {
return _cause;
}
/**
* Returns the cause of this exception (same as getCause).
* This has a different name from JDK1.4's Exception.getCause
* in order to prevent cross-over behaviour.
*/
public Throwable getInnerThrowable() {
return _cause;
}
/**
* Initializes the cause.
*
* @param cause Throwable which caused this exception to be thrown.
*/
public Throwable initCause(Throwable cause) {
_cause = cause;
return _cause;
}
}