1 // $Id: UnknownPositionException.java,v 1.1 2002-11-06 20:13:45 mike Exp $
3 package org.z3950.zing.cql;
4 import java.lang.Exception;
8 * Exception indicating that a position was not recognised.
9 * When rendering a tree out as PQF, each term is classified either as
10 * <TT>anchored</TT> or <TT>unanchored</TT>, depending on whether it
11 * begins with the word-anchoring meta-character <TT>^</TT>, and its
12 * classification is looked up as a <TT>position</TT> in the PQF
13 * configuration. If the position is not configured, we throw one of
16 * @version $Id: UnknownPositionException.java,v 1.1 2002-11-06 20:13:45 mike Exp $
18 public class UnknownPositionException extends PQFTranslationException {
20 * Creates a new <TT>UnknownPositionException</TT>.
22 * The position for which there was no PQF configuration.
24 public UnknownPositionException(String s) {