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/*
* $Id: DocumentException.java,v 1.50 2004/12/14 11:52:46 blowagie Exp $
* $Name: $
*
* Copyright 1999, 2000, 2001, 2002 by Bruno Lowagie.
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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 Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*
*/
package com.lowagie.text;
/**
* Signals that an error has occurred in a <CODE>Document</CODE>.
*
* @see BadElementException
* @see Document
* @see DocWriter
* @see DocListener
*/
public class DocumentException extends Exception {
private Exception ex;
/**
* Creates a Document exception.
* @param ex an exception that has to be turned into a DocumentException
*/
public DocumentException(Exception ex) {
this.ex = ex;
}
// constructors
/**
* Constructs a <CODE>DocumentException</CODE> whithout a message.
*/
public DocumentException() {
super();
}
/**
* Constructs a <code>DocumentException</code> with a message.
*
* @param message a message describing the exception
*/
public DocumentException(String message) {
super(message);
}
/**
* We print the message of the checked exception
* @return the error message
*/
public String getMessage() {
if (ex == null)
return super.getMessage();
else
return ex.getMessage();
}
/**
* and make sure we also produce a localized version
* @return a localized message
*/
public String getLocalizedMessage() {
if (ex == null)
return super.getLocalizedMessage();
else
return ex.getLocalizedMessage();
}
/**
* The toString() is changed to be prefixed with ExceptionConverter
* @return the String version of the exception
*/
public String toString() {
if (ex == null)
return super.toString();
else
return split(getClass().getName()) + ": " + ex;
}
/** we have to override this as well */
public void printStackTrace() {
printStackTrace(System.err);
}
/**
* here we prefix, with s.print(), not s.println(), the stack
* trace with "ExceptionConverter:"
* @param s a printstream object
*/
public void printStackTrace(java.io.PrintStream s) {
if (ex == null)
super.printStackTrace(s);
else {
synchronized (s) {
s.print(split(getClass().getName()) + ": ");
ex.printStackTrace(s);
}
}
}
/**
* Again, we prefix the stack trace with "ExceptionConverter:"
* @param s A PrintWriter object
*/
public void printStackTrace(java.io.PrintWriter s) {
if (ex == null)
super.printStackTrace(s);
else {
synchronized (s) {
s.print(split(getClass().getName()) + ": ");
ex.printStackTrace(s);
}
}
}
/**
* Removes everything in a String that comes before a '.'
* @param s the original string
* @return the part that comes after the dot
*/
private static String split(String s) {
int i = s.lastIndexOf('.');
if (i < 0)
return s;
else
return s.substring(i + 1);
}
/** requests to fill in the stack trace we will have to ignore.
* We can't throw an exception here, because this method
* is called by the constructor of Throwable */
// public Throwable fillInStackTrace() {
// if (ex == null)
// return super.fillInStackTrace();
// else
// return this;
// }
}
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