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Java > Open Source Codes > org > apache > commons > jxpath > KeyManager


1 /*
2  * Copyright 1999-2004 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */

16 package org.apache.commons.jxpath;
17
18 /**
19  * A delegate of JXPathContext that implements the XPath <code>"key()"</code>
20  * function.
21  *
22  * @author Dmitri Plotnikov
23  * @version $Revision: 1.5 $ $Date: 2004/02/29 14:17:42 $
24  */

25 public interface KeyManager {
26
27     /**
28      * Finds a node by a key value.
29      */

30     Pointer getPointerByKey(
31         JXPathContext context,
32         String JavaDoc keyName,
33         String JavaDoc keyValue);
34 }
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