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/*
* Copyright 1997-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
*/
package javax.media.j3d;
/**
* During a <code>cloneTree</code> call an updated reference was requested
* for a node that did not get cloned. This happens when a sub-graph is
* duplicated via <code>cloneTree</code> and has at least one Leaf node
* that contains a reference to a Node that has no corresponding node in
* the cloned sub-graph. This results in two Leaf nodes wanting to share
* access to the same Node.
* <P>
* If dangling references are to be allowed during the cloneTree call,
* <code>cloneTree</code> should be called with the
* <code>allowDanglingReferences</code> parameter set to <code>true</code>.
* @see Node#cloneTree
*/
public class DanglingReferenceException extends RuntimeException {
/**
* Create the exception object with default values.
*/
public DanglingReferenceException() {
}
/**
* Create the exception object that outputs message.
* @param str the message string to be output.
*/
public DanglingReferenceException(String str) {
super(str);
}
}
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