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org.perfectjpattern.core.behavioral.observer.TestExample.testObserver
org.perfectjpattern.core.behavioral.observer.TestExample.testObserver
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1 PASS | |
| 1 | //---------------------------------------------------------------------- | |
| 2 | // | |
| 3 | // PerfectJPattern: "Design patterns are good but components are better!" | |
| 4 | // AnalogClock.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.observer; | |
| 22 | ||
| 23 | import java.text.*; | |
| 24 | import java.util.*; | |
| 25 | ||
| 26 | import org.slf4j.*; | |
| 27 | ||
| 28 | /** | |
| 29 | * Concrete implementation of {@link IClock} of type Digital | |
| 30 | * | |
| 31 | * @author <a href="mailto:bravegag@hotmail.com">Giovanni Azua</a> | |
| 32 | * @version $Revision: 1.0 $Date: May 25, 2008 3:40:41 PM $ | |
| 33 | */ | |
| 34 | public | |
| 35 | class DigitalClock | |
| 36 | implements IClock | |
| 37 | { | |
| 38 | //------------------------------------------------------------------------ | |
| 39 | // public | |
| 40 | //------------------------------------------------------------------------ | |
| 41 | /** | |
| 42 | * {@inheritDoc} | |
| 43 | */ | |
| 44 | 2 |
public void |
| 45 | draw() | |
| 46 | { | |
| 47 | 2 | SimpleDateFormat myFormat = new SimpleDateFormat("dd.MM.yyyy HH:mm:ss"); |
| 48 | ||
| 49 | 2 | theLogger.debug("Printing Digital timestamp: " + myFormat.format( |
| 50 | theDate)); | |
| 51 | } | |
| 52 | ||
| 53 | //------------------------------------------------------------------------ | |
| 54 | /** | |
| 55 | * {@inheritDoc} | |
| 56 | */ | |
| 57 | 2 |
public void |
| 58 | update(Date aDate) | |
| 59 | { | |
| 60 | 2 | theLogger.debug("Digital clock received an update event"); |
| 61 | ||
| 62 | 2 | theDate = (Date) aDate.clone(); |
| 63 | ||
| 64 | 2 | draw(); |
| 65 | } | |
| 66 | ||
| 67 | //------------------------------------------------------------------------ | |
| 68 | // protected | |
| 69 | //------------------------------------------------------------------------ | |
| 70 | 1 |
protected static void |
| 71 | setLogger(Logger aLogger) | |
| 72 | { | |
| 73 | 1 | theLogger = aLogger; |
| 74 | } | |
| 75 | ||
| 76 | //------------------------------------------------------------------------ | |
| 77 | // members | |
| 78 | //------------------------------------------------------------------------ | |
| 79 | ||
| 80 | private Date theDate; | |
| 81 | ||
| 82 | /** | |
| 83 | * Provides logging facilities for this class | |
| 84 | */ | |
| 85 | private static Logger theLogger = LoggerFactory.getLogger(DigitalClock. | |
| 86 | class); | |
| 87 | } | |
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