Source code: org/apache/commons/jxpath/NodeSet.java
1 /*
2 * Copyright 2003-2004 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 import java.util.List;
19
20 /**
21 * NodeSet interface can be used as the type of an argument of an extension
22 * function. Alternatively, the function can declare the argument as
23 * a Collection (or List or Set), in which case it will be given a collection
24 * of <i>values</i> matching the path.
25 *
26 * @author <a href="mailto:dmitri@apache.org">Dmitri Plotnikov</a>
27 * @version $Id: NodeSet.java,v 1.3 2004/02/29 14:17:42 scolebourne Exp $
28 */
29 public interface NodeSet {
30
31 /**
32 * Returns a list of nodes.
33 */
34 List getNodes();
35
36 /**
37 * Returns a list of pointers for all nodes in the set.
38 */
39 List getPointers();
40
41 /**
42 * Returns a list of values of all contained pointers.
43 */
44 List getValues();
45
46 }