KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > directwebremoting > guice > ConvertingImpl


1 /*
2  * Copyright 2007 Tim Peierls
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.directwebremoting.guice;
17
18 import java.lang.annotation.Annotation JavaDoc;
19
20
21 class ConvertingImpl implements Converting
22 {
23     public ConvertingImpl(String JavaDoc match)
24     {
25         if (match == null)
26         {
27             throw new NullPointerException JavaDoc("@Converting(match==null)");
28         }
29         this.match = match;
30         this.type = Void JavaDoc.class;
31         this.impl = Void JavaDoc.class;
32     }
33
34     public ConvertingImpl(Class JavaDoc type)
35     {
36         if (type == null)
37         {
38             throw new NullPointerException JavaDoc("@Converting(type==null)");
39         }
40         this.match = "";
41         this.type = type;
42         this.impl = Void JavaDoc.class;
43     }
44
45     public ConvertingImpl(Class JavaDoc type, Class JavaDoc impl)
46     {
47         if (type == null)
48         {
49             throw new NullPointerException JavaDoc("@Converting(type==null)");
50         }
51         if (impl == null)
52         {
53             throw new NullPointerException JavaDoc("@Converting(impl==null)");
54         }
55         this.match = "";
56         this.type = type;
57         this.impl = impl;
58     }
59
60     public String JavaDoc match()
61     {
62         return this.match;
63     }
64     
65     public Class JavaDoc type()
66     {
67         return this.type;
68     }
69     
70     public Class JavaDoc impl()
71     {
72         return this.impl;
73     }
74
75     public Class JavaDoc<? extends Annotation JavaDoc> annotationType()
76     {
77         return Converting.class;
78     }
79
80     public boolean equals(Object JavaDoc t)
81     {
82         if (!(t instanceof Converting))
83         {
84             return false;
85         }
86
87         Converting that = (Converting) t;
88         return this.match.equals(that.match())
89             && this.type.equals(that.type())
90             && this.impl.equals(that.impl());
91     }
92
93     public int hashCode()
94     {
95         // Annotation spec sez:
96 return (127 * "match".hashCode() ^ match.hashCode())
97              + (127 * "type".hashCode() ^ type.hashCode())
98              + (127 * "impl".hashCode() ^ impl.hashCode());
99     }
100
101     public String JavaDoc toString()
102     {
103         return "@" + Converting.class.getName() +
104                "(match=" + match +
105                ",type=" + type.getName() +
106                ",impl=" + impl.getName() +
107                ")";
108     }
109
110     private final String JavaDoc match;
111     private final Class JavaDoc type;
112     private final Class JavaDoc impl;
113 }
114
Popular Tags