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Java > Open Source Codes > org > apache > commons > jxpath > ri > JXPathCompiledExpression


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.ri;
17
18 import java.util.Iterator JavaDoc;
19
20 import org.apache.commons.jxpath.ri.compiler.Expression;
21 import org.apache.commons.jxpath.CompiledExpression;
22 import org.apache.commons.jxpath.JXPathContext;
23 import org.apache.commons.jxpath.Pointer;
24
25 /**
26  *
27  *
28  * @author Dmitri Plotnikov
29  * @version $Revision: 1.9 $ $Date: 2004/02/29 14:17:45 $
30  */
31 public class JXPathCompiledExpression implements CompiledExpression {
32
33     private String JavaDoc xpath;
34     private Expression expression;
35
36     public JXPathCompiledExpression(String JavaDoc xpath, Expression expression) {
37         this.xpath = xpath;
38         this.expression = expression;
39     }
40
41     protected String JavaDoc getXPath() {
42         return xpath;
43     }
44
45     protected Expression getExpression() {
46         return expression;
47     }
48
49     public String JavaDoc toString() {
50         return xpath;
51     }
52     
53     /**
54      * @see CompiledExpression#getValue(JXPathContext)
55      */
56     public Object JavaDoc getValue(JXPathContext context) {
57         return ((JXPathContextReferenceImpl) context).
58                     getValue(xpath, expression);
59     }
60
61     /**
62      * @see CompiledExpression#getValue(JXPathContext, Class)
63      */
64     public Object JavaDoc getValue(JXPathContext context, Class JavaDoc requiredType) {
65         return ((JXPathContextReferenceImpl) context).
66                     getValue(xpath, expression, requiredType);
67     }
68
69     /**
70      * @see CompiledExpression#setValue(JXPathContext, Object)
71      */
72     public void setValue(JXPathContext context, Object JavaDoc value) {
73         ((JXPathContextReferenceImpl) context).
74                     setValue(xpath, expression, value);
75     }
76
77     /**
78      * @see CompiledExpression#createPath(JXPathContext)
79      */
80     public Pointer createPath(JXPathContext context) {
81         return ((JXPathContextReferenceImpl) context).
82                     createPath(xpath, expression);
83     }
84
85     /**
86      * @see CompiledExpression#createPathAndSetValue(JXPathContext, Object)
87      */
88     public Pointer createPathAndSetValue(JXPathContext context, Object JavaDoc value) {
89         return ((JXPathContextReferenceImpl) context).
90                     createPathAndSetValue(xpath, expression, value);
91     }
92
93     /**
94      * @see CompiledExpression#iterate(JXPathContext)
95      */
96     public Iterator JavaDoc iterate(JXPathContext context) {
97         return ((JXPathContextReferenceImpl) context).
98                     iterate(xpath, expression);
99     }
100
101     /**
102      * @see CompiledExpression#getPointer(JXPathContext, String)
103      */
104     public Pointer getPointer(JXPathContext context, String JavaDoc xpath) {
105         return ((JXPathContextReferenceImpl) context).
106                     getPointer(xpath, expression);
107     }
108
109     /**
110      * @see CompiledExpression#iteratePointers(JXPathContext)
111      */
112     public Iterator JavaDoc iteratePointers(JXPathContext context) {
113         return ((JXPathContextReferenceImpl) context).
114                     iteratePointers(xpath, expression);
115     }
116
117     /**
118      * @see CompiledExpression#removePath(JXPathContext)
119      */
120     public void removePath(JXPathContext context) {
121         ((JXPathContextReferenceImpl) context).removePath(xpath, expression);
122     }
123
124     /**
125      * @see CompiledExpression#removeAll(JXPathContext)
126      */
127     public void removeAll(JXPathContext context) {
128         ((JXPathContextReferenceImpl) context).removeAll(xpath, expression);
129     }
130 }
131
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