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30 day Evaluation License registered to hlship@comcast.net Your 30 day evaluation period has expired. Please visit http://www.cenqua.com to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
ApplicationStateManagerImpl.java | 100% | 87.5% | 85.7% | 88.9% |
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1 | // Copyright 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.engine.state; | |
16 | ||
17 | import java.util.HashMap; | |
18 | import java.util.Iterator; | |
19 | import java.util.Map; | |
20 | ||
21 | import org.apache.hivemind.PoolManageable; | |
22 | ||
23 | /** | |
24 | * This implementation expects to be pooled. | |
25 | * | |
26 | * @author Howard M. Lewis Ship | |
27 | * @since 4.0 | |
28 | */ | |
29 | public class ApplicationStateManagerImpl implements ApplicationStateManager, PoolManageable | |
30 | { | |
31 | ||
32 | /** | |
33 | * Keyed on application static object name, value is the current state object. | |
34 | */ | |
35 | ||
36 | private Map _stateObjects = new HashMap(); | |
37 | ||
38 | private StateObjectManagerRegistry _registry; | |
39 | ||
40 | 132 | public void activateService() |
41 | { | |
42 | } | |
43 | ||
44 | 133 | public void passivateService() |
45 | { | |
46 | 133 | _stateObjects.clear(); |
47 | } | |
48 | ||
49 | 2 | public boolean exists(String objectName) |
50 | { | |
51 | 2 | return _stateObjects.containsKey(objectName) || _registry.get(objectName).exists(); |
52 | } | |
53 | ||
54 | 8 | public Object get(String objectName) |
55 | { | |
56 | 8 | Object result = _stateObjects.get(objectName); |
57 | ||
58 | 8 | if (result == null) |
59 | { | |
60 | 7 | result = _registry.get(objectName).get(); |
61 | ||
62 | 6 | _stateObjects.put(objectName, result); |
63 | } | |
64 | ||
65 | 7 | return result; |
66 | } | |
67 | ||
68 | 0 | public void store(String objectName, Object stateObject) |
69 | { | |
70 | 0 | _registry.get(objectName).store(stateObject); |
71 | ||
72 | 0 | _stateObjects.put(objectName, stateObject); |
73 | } | |
74 | ||
75 | 133 | public void flush() |
76 | { | |
77 | 133 | Iterator i = _stateObjects.entrySet().iterator(); |
78 | 133 | while (i.hasNext()) |
79 | { | |
80 | 3 | Map.Entry e = (Map.Entry) i.next(); |
81 | ||
82 | 3 | String objectName = (String) e.getKey(); |
83 | 3 | Object stateObject = e.getValue(); |
84 | ||
85 | // Slight bending of law-of-demeter | |
86 | ||
87 | 3 | _registry.get(objectName).store(stateObject); |
88 | } | |
89 | } | |
90 | ||
91 | 45 | public void setRegistry(StateObjectManagerRegistry registry) |
92 | { | |
93 | 45 | _registry = registry; |
94 | } | |
95 | } |
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