Classes in this File | Line Coverage | Branch Coverage | Complexity | |||||||
StaleLinkException |
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| 1.0;1 |
1 | // Copyright 2004, 2005 The Apache Software Foundation |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | ||
15 | package org.apache.tapestry; |
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16 | ||
17 | import org.apache.hivemind.ApplicationRuntimeException; |
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18 | ||
19 | /** |
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20 | * Exception thrown by an {@link org.apache.tapestry.engine.IEngineService} when |
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21 | * it discovers that the an action link was for an out-of-date version of the |
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22 | * page. |
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23 | * <p> |
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24 | * The application should redirect to the StaleLink page. |
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25 | * |
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26 | * @author Howard Lewis Ship |
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27 | */ |
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28 | ||
29 | public class StaleLinkException extends ApplicationRuntimeException |
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30 | { |
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31 | ||
32 | private static final long serialVersionUID = -1266992401198999606L; |
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33 | ||
34 | private final transient IPage _page; |
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35 | private final String _pageName; |
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36 | private final String _targetIdPath; |
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37 | private final String _targetActionId; |
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38 | ||
39 | public StaleLinkException() |
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40 | { |
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41 | 0 | super(null, null, null, null); |
42 | ||
43 | 0 | _targetIdPath = null; |
44 | 0 | _page = null; |
45 | 0 | _pageName = null; |
46 | 0 | _targetActionId = null; |
47 | 0 | } |
48 | ||
49 | /** |
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50 | * Constructor used when the action id is found, but the target id path did |
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51 | * not match the actual id path. |
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52 | */ |
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53 | ||
54 | public StaleLinkException(IComponent component, String targetActionId, |
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55 | String targetIdPath) |
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56 | { |
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57 | 0 | super(Tapestry.format("StaleLinkException.action-mismatch", |
58 | new String[] { targetActionId, component.getIdPath(), |
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59 | targetIdPath }), component, null, null); |
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60 | ||
61 | 0 | _page = component.getPage(); |
62 | 0 | _pageName = _page.getPageName(); |
63 | ||
64 | 0 | _targetActionId = targetActionId; |
65 | 0 | _targetIdPath = targetIdPath; |
66 | 0 | } |
67 | ||
68 | /** |
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69 | * Constructor used when the target action id is not found. |
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70 | */ |
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71 | ||
72 | public StaleLinkException(IPage page, String targetActionId, |
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73 | String targetIdPath) |
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74 | { |
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75 | 0 | this(Tapestry.format("StaleLinkException.component-mismatch", |
76 | targetActionId, targetIdPath), page); |
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77 | 0 | } |
78 | ||
79 | public StaleLinkException(String message, IComponent component) |
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80 | { |
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81 | 3 | super(message, component, null, null); |
82 | ||
83 | 3 | _targetIdPath = null; |
84 | 3 | _page = null; |
85 | 3 | _pageName = null; |
86 | 3 | _targetActionId = null; |
87 | 3 | } |
88 | ||
89 | public String getPageName() |
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90 | { |
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91 | 0 | return _pageName; |
92 | } |
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93 | ||
94 | /** |
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95 | * Returns the page referenced by the service URL, if known, or null |
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96 | * otherwise. |
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97 | */ |
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98 | ||
99 | public IPage getPage() |
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100 | { |
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101 | 0 | return _page; |
102 | } |
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103 | ||
104 | public String getTargetActionId() |
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105 | { |
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106 | 0 | return _targetActionId; |
107 | } |
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108 | ||
109 | public String getTargetIdPath() |
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110 | { |
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111 | 0 | return _targetIdPath; |
112 | } |
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113 | ||
114 | } |