Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/artifacts/ressource/RessourceFactory.java @ 118:5ebc059064a6
Adding Languagetransfer to the ArtifactDatabase to the GNV-Client
gnv-artifacts/trunk@181 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
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date | Mon, 05 Oct 2009 07:52:13 +0000 |
parents | ef157bd2fa92 |
children | 6b9a07f758cf |
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1 /** |
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2 * |
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3 */ |
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4 package de.intevation.gnv.artifacts.ressource; |
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5 |
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6 import java.util.ResourceBundle; |
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7 |
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8 import org.apache.log4j.Logger; |
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9 |
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10 import de.intevation.artifacts.PreferredLocale; |
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11 |
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12 /** |
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13 * @author Tim Englich <tim.englich@intevation.de> |
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14 * |
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15 */ |
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16 public class RessourceFactory { |
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17 |
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18 /** |
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19 * the logger, used to log exceptions and additonaly information |
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20 */ |
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21 private static Logger log = Logger.getLogger(RessourceFactory.class); |
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22 |
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23 /** |
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24 * The singleton Instance of this Factory. |
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25 */ |
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26 private static RessourceFactory instance = null; |
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27 |
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28 private static String RESSOURCE_BASE_ID = "artifact.ressource.dir"; |
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29 |
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30 private static String ressourceName = "artifactMessages"; |
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31 |
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32 private String ressourceDir = null; |
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33 |
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34 /** |
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35 * Basic-Constructor of this Class |
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36 */ |
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37 private RessourceFactory() { |
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38 super(); |
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39 ressourceDir = System.getProperty(RESSOURCE_BASE_ID); |
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40 if (ressourceDir == null){ |
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41 ressourceDir = "de/intevation/gnv/artifacts/ressource"; |
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42 } |
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43 } |
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44 |
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45 /** |
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46 * This Method provides an singleton Instance of this Class. |
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47 * @return an singleton Instance of this Class |
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48 */ |
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49 public static RessourceFactory getInstance(){ |
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50 if (instance == null){ |
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51 instance = new RessourceFactory(); |
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52 } |
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53 return instance; |
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54 } |
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55 |
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56 /** |
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57 * Deliveres the translated Value for an Key to an given Language |
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58 * @param locale The choosen locale |
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59 * @param key the key |
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60 * @param defaultValue the Value that should be returned. |
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61 * @return the translated Value |
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62 */ |
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63 public String getRessource(PreferredLocale[] preferredLocales, String key, String defaultValue){ |
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64 ResourceBundle rb = ResourceBundle.getBundle(ressourceDir+"/"+ressourceName, preferredLocales[0].getLocale()); |
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65 try { |
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66 return rb.getString(key); |
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67 } catch (Exception e) { |
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68 log.warn(e.getMessage()); |
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69 return defaultValue; |
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70 } |
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71 } |
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72 } |