| /* |
| * 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); |
| } |
| } |