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>"id()"</code>
20 * function. This delegate is only used when there is no default implementation
21 * of the <code>id()</code> function. For example, it is <i>not</i> used
22 * when the root of the context is a DOM Node.
23 *
24 * @author Dmitri Plotnikov
25 * @version $Revision: 1.4 $ $Date: 2004/02/29 14:17:42 $
26 */
27 public interface IdentityManager {
28
29 /***
30 * Finds a node by its ID.
31 */
32 Pointer getPointerByID(JXPathContext context, String id);
33 }