001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package org.apache.commons.jxpath;
019
020/**
021 * More complete implementation for the XPath {@code "key()"} function. Returns NodeSet results and allows Object values for better compatibility with non-XML
022 * graphs.
023 *
024 * @since JXPath 1.3
025 */
026public interface ExtendedKeyManager extends KeyManager {
027
028    /**
029     * Find a NodeSet by key/value.
030     *
031     * @param context base
032     * @param key     String
033     * @param value   Object
034     * @return NodeSet found
035     */
036    NodeSet getNodeSetByKey(JXPathContext context, String key, Object value);
037}