Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MessageBinding |
|
| 1.0;1 |
1 | // Copyright 2004, 2005 The Apache Software Foundation | |
2 | // | |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | // you may not use this file except in compliance with the License. | |
5 | // You may obtain a copy of the License at | |
6 | // | |
7 | // http://www.apache.org/licenses/LICENSE-2.0 | |
8 | // | |
9 | // Unless required by applicable law or agreed to in writing, software | |
10 | // distributed under the License is distributed on an "AS IS" BASIS, | |
11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | // See the License for the specific language governing permissions and | |
13 | // limitations under the License. | |
14 | ||
15 | package org.apache.tapestry.binding; | |
16 | ||
17 | import org.apache.hivemind.Location; | |
18 | import org.apache.hivemind.util.Defense; | |
19 | import org.apache.tapestry.IComponent; | |
20 | import org.apache.tapestry.coerce.ValueConverter; | |
21 | ||
22 | /** | |
23 | * A binding that connects directly to a localized string for a component. | |
24 | * <p> | |
25 | * Note: Renamed from StringBinding to MessageBinding in release 4.0. | |
26 | * | |
27 | * @see IComponent#getMessages() | |
28 | * @author Howard Lewis Ship | |
29 | * @since 2.0.4 | |
30 | */ | |
31 | ||
32 | public class MessageBinding extends AbstractBinding | |
33 | { | |
34 | private final IComponent _component; | |
35 | ||
36 | protected MessageBinding(String description, ValueConverter valueConverter, Location location, | |
37 | IComponent component, String key) | |
38 | { | |
39 | 0 | super(key, valueConverter, location); |
40 | ||
41 | 0 | Defense.notNull(component, "component"); |
42 | 0 | Defense.notNull(key, "key"); |
43 | ||
44 | 0 | _component = component; |
45 | 0 | } |
46 | ||
47 | public Object getComponent() | |
48 | { | |
49 | 0 | return _component; |
50 | } | |
51 | ||
52 | public String getKey() | |
53 | { | |
54 | 0 | return _description; |
55 | } | |
56 | ||
57 | /** | |
58 | * Accesses the specified localized string. Never returns null. | |
59 | */ | |
60 | ||
61 | public Object getObject() | |
62 | { | |
63 | 0 | return _component.getMessages().getMessage(_description); |
64 | } | |
65 | ||
66 | public String toString() | |
67 | { | |
68 | 0 | StringBuffer buffer = new StringBuffer("MessageBinding"); |
69 | 0 | buffer.append('['); |
70 | 0 | buffer.append(_component.getExtendedId()); |
71 | 0 | buffer.append(' '); |
72 | 0 | buffer.append(_description); |
73 | 0 | buffer.append(']'); |
74 | ||
75 | 0 | return buffer.toString(); |
76 | } | |
77 | } |