2 * Copyright (C) 2001, 2002 The Mir-coders group
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4 * This file is part of Mir.
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6 * Mir is free software; you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation; either version 2 of the License, or
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9 * (at your option) any later version.
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11 * Mir is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with Mir; if not, write to the Free Software
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18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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20 * In addition, as a special exception, The Mir-coders gives permission to link
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21 * the code of this program with any library licensed under the Apache Software License,
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22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
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23 * (or with modified versions of the above that use the same license as the above),
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24 * and distribute linked combinations including the two. You must obey the
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25 * GNU General Public License in all respects for all of the code used other than
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26 * the above mentioned libraries. If you modify this file, you may extend this
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27 * exception to your version of the file, but you are not obligated to do so.
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28 * If you do not wish to do so, delete this exception statement from your version.
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30 package mircoders.storage;
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32 import java.util.GregorianCalendar;
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34 import mir.entity.Entity;
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35 import mir.log.LoggerWrapper;
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36 import mir.misc.StringUtil;
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37 import mir.storage.Database;
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38 import mir.storage.StorageObject;
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39 import mir.storage.StorageObjectFailure;
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41 public class DatabaseAudio extends Database implements StorageObject{
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43 private static DatabaseAudio instance;
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45 // the following *has* to be sychronized cause this static method
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46 // could get preemted and we could end up with 2 instances of DatabaseFoo..
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47 // see the "Singletons with needles and thread" article at JavaWorld -mh
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48 public synchronized static DatabaseAudio getInstance() {
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49 if (instance == null) {
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50 instance = new DatabaseAudio();
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55 private DatabaseAudio() throws StorageObjectFailure {
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57 logger = new LoggerWrapper("Database.Audio");
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59 hasTimestamp = true;
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61 theCoreTable = "media";
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62 theEntityClass = mircoders.entity.EntityAudio.class;
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65 public void update(Entity theEntity) throws StorageObjectFailure {
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66 String date = theEntity.getValue("date");
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68 date = StringUtil.date2webdbDate(new GregorianCalendar());
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69 theEntity.setValueForProperty("date", date);
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72 super.update(theEntity);
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75 public String insert(Entity theEntity) throws StorageObjectFailure {
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76 String date = theEntity.getValue("date");
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78 date = StringUtil.date2webdbDate(new GregorianCalendar());
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79 theEntity.setValueForProperty("date", date);
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81 return super.insert(theEntity);
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