/* This file is part of the Joshua Machine Translation System.
*
* Joshua 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
*/
package joshua.prefix_tree;
/**
* Indicates that a node in the prefix tree does not have the
* expected child.
*
* @author Lane Schwartz
*/
public class NoSuchChildNodeException extends RuntimeException {
/** Serializable identifier. */
private static final long serialVersionUID = 1L;
/**
* Constructs a new exception indicating that a child of a
* parent node was expected, but does not exist.
*
* @param parent A node in a prefix tree
* @param childID Integer identifier of an expected child node
*/
public NoSuchChildNodeException(Node parent, int childID) {
super("No child " + childID + " for node " + parent.suffixLink + " (Parent was " + parent + ")");
}
}