|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
AbstractWidget | Line # 34 | 6 | 0% | 6 | 0 | 100% |
1.0
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||
(1) | |||
Result | |||
1.0
|
org.perfectjpattern.core.behavioral.chainofresponsibility.TestExample.testChainOfResponsibility org.perfectjpattern.core.behavioral.chainofresponsibility.TestExample.testChainOfResponsibility | 1 PASS | |
1 | //---------------------------------------------------------------------- | |
2 | // | |
3 | // PerfectJPattern: "Design patterns are good but components are better!" | |
4 | // AbstractWidget.java Copyright (c) 2009 Giovanni Azua Garcia | |
5 | // bravegag@hotmail.com | |
6 | // | |
7 | // This program is free software; you can redistribute it and/or | |
8 | // modify it under the terms of the GNU General Public License | |
9 | // as published by the Free Software Foundation; either version 3 | |
10 | // of the License, or (at your option) any later version. | |
11 | // | |
12 | // This program is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | // | |
17 | // You should have received a copy of the GNU General Public License | |
18 | // along with this program; if not, see <http://www.gnu.org/licenses/>. | |
19 | // | |
20 | //---------------------------------------------------------------------- | |
21 | package org.perfectjpattern.core.behavioral.chainofresponsibility; | |
22 | ||
23 | import org.perfectjpattern.core.api.behavioral.chainofresponsibility.*; | |
24 | ||
25 | /** | |
26 | * Abstract base definition of a AbstractWidget. Adapts or maps the inner | |
27 | * Handler implementation into abstract methods that can be overridden by | |
28 | * subclasses. | |
29 | * | |
30 | * @author <a href="mailto:bravegag@hotmail.com">Giovanni Azua</a> | |
31 | * @version $Revision: 1.0 $Date: Apr 19, 2008 12:25:59 PM $ | |
32 | */ | |
33 | public abstract | |
34 | class AbstractWidget | |
35 | implements IHelpAware, IPrintAware | |
36 | { | |
37 | //------------------------------------------------------------------------ | |
38 | // public | |
39 | //------------------------------------------------------------------------ | |
40 | /** | |
41 | * {@inheritDoc} | |
42 | */ | |
43 | 8 | public IParameterlessHandler |
44 | getHelpHandler() | |
45 | { | |
46 | 8 | return theHelpHandler; |
47 | } | |
48 | ||
49 | //------------------------------------------------------------------------ | |
50 | /** | |
51 | * {@inheritDoc} | |
52 | */ | |
53 | 12 | public IParameterlessHandler |
54 | getPrintHandler() | |
55 | { | |
56 | 12 | return thePrintHandler; |
57 | } | |
58 | ||
59 | //------------------------------------------------------------------------ | |
60 | // protected | |
61 | //------------------------------------------------------------------------ | |
62 | protected abstract | |
63 | boolean canHandleHelp(); | |
64 | ||
65 | //------------------------------------------------------------------------ | |
66 | protected abstract | |
67 | void handleHelp(); | |
68 | ||
69 | //------------------------------------------------------------------------ | |
70 | protected abstract | |
71 | boolean canHandlePrint(); | |
72 | ||
73 | //------------------------------------------------------------------------ | |
74 | protected abstract | |
75 | void handlePrint(); | |
76 | ||
77 | //------------------------------------------------------------------------ | |
78 | // inner classes | |
79 | //------------------------------------------------------------------------ | |
80 | /** | |
81 | * Inner implementation that handles Help requests | |
82 | */ | |
83 | private IParameterlessHandler theHelpHandler = | |
84 | new AbstractParameterlessHandler() | |
85 | { | |
86 | //-------------------------------------------------------------------- | |
87 | 2 | @Override |
88 | public boolean | |
89 | canHandle(NullRequest aRequest) | |
90 | throws IllegalArgumentException | |
91 | { | |
92 | 2 | return canHandleHelp(); |
93 | } | |
94 | ||
95 | //-------------------------------------------------------------------- | |
96 | 1 | public void handle() |
97 | { | |
98 | 1 | handleHelp(); |
99 | } | |
100 | }; | |
101 | ||
102 | //------------------------------------------------------------------------ | |
103 | /** | |
104 | * Inner implementation that handles Print requests | |
105 | */ | |
106 | private IParameterlessHandler thePrintHandler = | |
107 | new AbstractParameterlessHandler() | |
108 | { | |
109 | //-------------------------------------------------------------------- | |
110 | 3 | @Override |
111 | public boolean | |
112 | canHandle(NullRequest aRequest) | |
113 | throws IllegalArgumentException | |
114 | { | |
115 | 3 | return canHandlePrint(); |
116 | } | |
117 | ||
118 | //-------------------------------------------------------------------- | |
119 | 2 | public void |
120 | handle() | |
121 | { | |
122 | 2 | handlePrint(); |
123 | } | |
124 | }; | |
125 | } |
|