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Java > Open Source Codes > org > apache > taglibs > standard > extra > spath > AbsolutePath


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 package org.apache.taglibs.standard.extra.spath;
18
19 import java.util.List JavaDoc;
20
21 /**
22  * <p>Represents an absolute SPath expression. Essentially a marker
23  * class.</p>
24  *
25  * @author Shawn Bayern
26  */
27 public class AbsolutePath extends Path {
28
29     private boolean all;
30     private RelativePath base;
31
32     /**
33      * Constructs a new AbsolutePath object based on a RelativePath.
34      * An absolute path is the same as a relative path, except that it
35      * begins with '/' or '//' (which one, of those two, can be
36      * determined by the first Step returned from getSteps()).
37      */
38     public AbsolutePath(RelativePath base) {
39     if (base == null)
40         throw new IllegalArgumentException JavaDoc("non-null base required");
41     this.base = base;
42     }
43
44     // inherit JavaDoc comment
45 public List JavaDoc getSteps() {
46     // simply return our base's Step objects
47 return base.getSteps();
48     }
49 }
50
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