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Java > Open Source Codes > org > apache > xpath > ExpressionOwner


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 /*
17  * $Id: ExpressionOwner.java,v 1.3 2004/02/17 04:30:02 minchau Exp $
18  */
19 package org.apache.xpath;
20
21 /**
22  * Classes that implement this interface own an expression, which
23  * can be rewritten.
24  */
25 public interface ExpressionOwner
26 {
27   /**
28    * Get the raw Expression object that this class wraps.
29    *
30    * @return the raw Expression object, which should not normally be null.
31    */
32   public Expression getExpression();
33
34   /**
35    * Set the raw expression object for this object.
36    *
37    * @param exp the raw Expression object, which should not normally be null.
38    */
39   public void setExpression(Expression exp);
40
41
42 }
43
44
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