/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (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.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.vxquery.runtime.functions.index; import org.apache.lucene.analysis.Analyzer; import org.apache.lucene.index.Term; import org.apache.lucene.queryparser.classic.FastCharStream; import org.apache.lucene.queryparser.classic.ParseException; import org.apache.lucene.queryparser.classic.QueryParser; import org.apache.lucene.search.Query; import java.io.StringReader; public class CaseSensitiveQueryParser extends QueryParser { public CaseSensitiveQueryParser(String f, Analyzer a) { super(new FastCharStream(new StringReader(""))); init(f, a); } @Override protected Query getPrefixQuery(String field, String termStr) throws ParseException { if (!getAllowLeadingWildcard() && termStr.startsWith("*")) throw new ParseException("'*' not allowed as first character in PrefixQuery"); Term t = new Term(field, termStr); return newPrefixQuery(t); } }