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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.jxpath;
18  
19  /**
20   * More complete implementation for the XPath <code>"key()"</code> function.
21   * Returns NodeSet results and allows Object values for better compatibility
22   * with non-XML graphs.
23   *
24   * @author Sergey Vladimirov
25   * @author Matt Benson
26   * @since JXPath 1.3
27   * @version $Revision: 652845 $ $Date: 2008-05-02 19:46:46 +0200 (Fr, 02 Mai 2008) $
28   */
29  public interface ExtendedKeyManager extends KeyManager {
30  
31      /**
32       * Find a NodeSet by key/value.
33       * @param context base
34       * @param key String
35       * @param value Object
36       * @return NodeSet found
37       */
38      NodeSet getNodeSetByKey(JXPathContext context, String key, Object value);
39  
40  }