// $Id: ArgoAwtExceptionHandler.java,v 1.5 2004/09/11 09:25:57 mvw Exp $
// Copyright (c) 1996-2001 The Regents of the University of California. All
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// software and its documentation without fee, and without a written
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package org.argouml.application.security;

/** Argo Awt Exception handler.
 *
 *  This allows us to manage and hide exceptions which occur
 *  in the AWT event queue.
 *  Refer to {@link java.awt.EventDispatchThread} for details.
 * 
 *  @author Thierry Lach
 *  @since 0.9.4
 */
public final class ArgoAwtExceptionHandler {

    /**
     * The constructor.
     * 
     */
    public ArgoAwtExceptionHandler() {
    }

    /** Called from within {@link java.awt.EventDispatchThread}
     *  when an unhandled exception occurs in the Awt event queue.
     *
     *  @param t The uncaught exception.
     *
     *  @throws Throwable to repost the exception if we do not want
     *                    to "eat" it.
     */
    public void handle(Throwable t) throws Throwable {
	if (t.getClass().equals(ArgoSecurityException.class)) {
	    // do nothing
            // _cat.error("Uncaught ArgoSecurityException:" + t);
	    return;
	}
	else {
            // _cat.error("Uncaught - throwable:" + t);
	    throw t;
	}
    }
}