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Java > Open Source Codes > javax > el > ELContext


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
18 package javax.el;
19
20 import java.util.HashMap JavaDoc;
21 import java.util.Locale JavaDoc;
22 import java.util.Map JavaDoc;
23
24 /**
25  *
26  */
27 public abstract class ELContext {
28
29     private Locale JavaDoc locale;
30     
31     private Map JavaDoc<Class JavaDoc<?>, Object JavaDoc> map;
32     
33     private boolean resolved;
34     
35     /**
36      *
37      */
38     public ELContext() {
39         this.resolved = false;
40     }
41     
42     public Object JavaDoc getContext(Class JavaDoc key) {
43         if (this.map == null) {
44             return null;
45         }
46         return this.map.get(key);
47     }
48     
49     public void putContext(Class JavaDoc key, Object JavaDoc contextObject) throws NullPointerException JavaDoc {
50         if (key == null || contextObject == null) {
51             throw new NullPointerException JavaDoc();
52         }
53         
54         if (this.map == null) {
55             this.map = new HashMap JavaDoc<Class JavaDoc<?>, Object JavaDoc>();
56         }
57         
58         this.map.put(key, contextObject);
59     }
60     
61     public void setPropertyResolved(boolean resolved) {
62         this.resolved = resolved;
63     }
64     
65     public boolean isPropertyResolved() {
66         return this.resolved;
67     }
68     
69     public abstract ELResolver getELResolver();
70
71     public abstract FunctionMapper getFunctionMapper();
72     
73     public abstract VariableMapper getVariableMapper();
74     
75     public Locale JavaDoc getLocale() {
76         return this.locale;
77     }
78     
79     public void setLocale(Locale JavaDoc locale) {
80         this.locale = locale;
81     }
82 }
83
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