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org.perfectjpattern.core.structural.composite.TestExample.testComposite org.perfectjpattern.core.structural.composite.TestExample.testComposite | 1 PASS | |
1 | //---------------------------------------------------------------------- | |
2 | // | |
3 | // PerfectJPattern: "Design patterns are good but components are better!" | |
4 | // Example.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.structural.composite; | |
22 | ||
23 | import java.util.*; | |
24 | ||
25 | import org.perfectjpattern.core.api.structural.composite.*; | |
26 | ||
27 | /** | |
28 | * Startup Main for the Composite Pattern Example code | |
29 | * | |
30 | * @author <a href="mailto:bravegag@hotmail.com">Giovanni Azua</a> | |
31 | * @version $Revision: 1.0 $Date: Apr 5, 2008 10:11:17 PM $ | |
32 | */ | |
33 | //CHECKSTYLE:OFF | |
34 | public final | |
35 | class Example | |
36 | // CHECKSTYLE:ON | |
37 | { | |
38 | //------------------------------------------------------------------------ | |
39 | // public | |
40 | //------------------------------------------------------------------------ | |
41 | 1 | public static void |
42 | main(String[] anArguments) | |
43 | { | |
44 | //--------------------------------------------------------------- | |
45 | // Create composition using the reusable Composite implementation | |
46 | //--------------------------------------------------------------- | |
47 | 1 | IComposite<IGraphic> myNestedComposite = new Composite<IGraphic>( |
48 | IGraphic.class); | |
49 | 1 | myNestedComposite.add(new Rectangle()); |
50 | 1 | myNestedComposite.add(new Line()); |
51 | 1 | myNestedComposite.add(new Line()); |
52 | ||
53 | 1 | IComposite<IGraphic> myComposite = new Composite<IGraphic>(IGraphic. |
54 | class); | |
55 | 1 | myComposite.add(new Rectangle()); |
56 | 1 | myComposite.add(new Text()); |
57 | 1 | myComposite.add(new Text()); |
58 | 1 | myComposite.add(myNestedComposite.getComponent()); |
59 | ||
60 | //--------------------------------------------------------------- | |
61 | // Optionally define a custom order for the Composition | |
62 | //--------------------------------------------------------------- | |
63 | 1 | Comparator<IGraphic> myComparator = new Comparator<IGraphic>() |
64 | { | |
65 | //---------------------------------------------------------------- | |
66 | 8 | public int |
67 | compare(IGraphic aGraphicA, IGraphic aGraphicB) | |
68 | { | |
69 | // | |
70 | // let's say we want to order alphabetically by type, except for | |
71 | // nested Composite types, we want Composites at the beginning | |
72 | // | |
73 | 8 | String myNameA = aGraphicA.getClass().getSimpleName(); |
74 | 8 | String myNameB = aGraphicB.getClass().getSimpleName(); |
75 | ||
76 | 8 | return myNameA.compareTo(myNameB); |
77 | } | |
78 | }; | |
79 | ||
80 | 1 | Collections.sort(myNestedComposite, myComparator); |
81 | 1 | Collections.sort(myComposite, myComparator); |
82 | ||
83 | //--------------------------------------------------------------- | |
84 | // Acquire reference to an IGraphic view of the Composite and call | |
85 | // business methods on it | |
86 | //--------------------------------------------------------------- | |
87 | 1 | IGraphic myGraphic = myComposite.getComponent(); |
88 | 1 | myGraphic.draw(); |
89 | } | |
90 | } |
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