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 import java.io.Serializable;
20
21 /**
22 * A Container is an object implementing an indirection
23 * mechanism transparent to JXPath. For example, if property
24 * "foo" of the context node has a Container as its value,
25 * the XPath "foo" will produce the contents of that Container,
26 * rather than the container itself.
27 *
28 * @author Dmitri Plotnikov
29 * @version $Revision: 652925 $ $Date: 2008-05-03 00:05:41 +0200 (Sa, 03 Mai 2008) $
30 */
31 public interface Container extends Serializable {
32
33 /**
34 * Returns the contained value.
35 * @return Object value
36 */
37 Object getValue();
38
39 /**
40 * Modifies the value contained by this container. May throw
41 * UnsupportedOperationException.
42 * @param value Object value to set.
43 */
44 void setValue(Object value);
45 }