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 Container is an object implementing an indirection 20 * mechanism transparent to JXPath. For example, if property 21 * "foo" of the context node has a Container as its value, 22 * the XPath "foo" will produce the contents of that Container, 23 * rather than the container itself. 24 * 25 * @author Dmitri Plotnikov 26 * @version $Revision: 1.6 $ $Date: 2004/02/29 14:17:42 $ 27 */ 28 public interface Container { 29 30 /** 31 * Returns the contained value. 32 */ 33 Object getValue(); 34 35 /** 36 * Modifies the value contained by this container. May throw 37 * UnsupportedOperationException. 38 */ 39 void setValue(Object value); 40 }