Mercurial > dive4elements > gnv-client

annotate gnv/src/main/java/de/intevation/gnv/propertiesreader/PropertiesReaderFactory.java @ 1145:dfe1ac687c7f tip

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added tags
author Thomas Arendsen Hein <thomas@intevation.de>
date Fri, 28 Sep 2012 12:16:15 +0200
parents 28a0628b11b0
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1 /*
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2 * Copyright (c) 2010 by Intevation GmbH
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3 *
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4 * This program is free software under the LGPL (>=v2.1)
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5 * Read the file LGPL.txt coming with the software for details
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6 * or visit http://www.gnu.org/licenses/ if it does not exist.
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7 */
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8
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9 package de.intevation.gnv.propertiesreader;
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10
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11 import java.util.Map;
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12
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13 import javax.servlet.ServletConfig;
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14
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15 import org.apache.log4j.Logger;
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16
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17 /**
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18 * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
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19 *
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20 */
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21 public class PropertiesReaderFactory {
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22
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23 /**
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24 * the logger, used to log exceptions and additonaly information
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25 */
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26 private static Logger log = Logger.getLogger(PropertiesReaderFactory.class);
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27
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28 /**
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29 * The singleton Instance of this Factory.
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30 */
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31 private static PropertiesReaderFactory instance = null;
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32
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33 /**
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34 * The ConnectionPool providing the Connections to the DatabaseBackends
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35 */
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36 private PropertiesReader propertiesReader = null;
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37
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38 /**
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39 * Constructor
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40 */
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41 private PropertiesReaderFactory() {
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42 super();
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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 *
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48 * @return an singleton Instance of this Class
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49 */
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50 public static PropertiesReaderFactory getInstance() {
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51 if (instance == null) {
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52 instance = new PropertiesReaderFactory();
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53 }
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54 return instance;
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55 }
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56
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57 /**
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58 * Getting the ConnectionPool
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59 *
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60 * @return the ConnectionPool
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61 */
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62 public PropertiesReader getPropertiesReader() {
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63 return this.propertiesReader;
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64 }
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66 /**
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67 * Getting the ConnectionPool
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68 *
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69 * @param config The Config that should be read
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70 */
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71 public void initPropertiesReader(Object config) {
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72 if (config instanceof ServletConfig) {
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73 this.propertiesReader = new ServletPropertiesReader(
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74 (ServletConfig) config);
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75 } else if (config instanceof Map) {
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76 this.propertiesReader = new MapPropertiesReader(
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77 (Map<String, String>) config);
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78 } else {
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79 log.error("No PropertiesReader for Instance "
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80 + config.getClass().getName());
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81 }
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82
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83 }
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84 }
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85 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org