| /* |
| * 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.lucene.queryparser.flexible.core.parser; |
| |
| import java.util.Locale; |
| |
| /** |
| * A parser needs to implement {@link EscapeQuerySyntax} to allow the QueryNode |
| * to escape the queries, when the toQueryString method is called. |
| */ |
| public interface EscapeQuerySyntax { |
| /** |
| * Type of escaping: String for escaping syntax, |
| * NORMAL for escaping reserved words (like AND) in terms |
| */ |
| public enum Type { |
| STRING, NORMAL; |
| } |
| |
| /** |
| * @param text |
| * - text to be escaped |
| * @param locale |
| * - locale for the current query |
| * @param type |
| * - select the type of escape operation to use |
| * @return escaped text |
| */ |
| CharSequence escape(CharSequence text, Locale locale, Type type); |
| } |