Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/artifacts/context/GNVArtifactContextFactory.java @ 203:226091ed3cbd

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Added relative locations for further required Configurationfiles . issue59 gnv-artifacts/trunk@258 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Wed, 21 Oct 2009 11:10:28 +0000
parents b5e55f460f0b
children 2f7a28f211c7
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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.context;
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5
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6 import java.io.FileInputStream;
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7 import java.io.FileNotFoundException;
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8 import java.io.IOException;
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9 import java.io.InputStream;
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10 import java.util.Properties;
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11
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12 import org.apache.log4j.Logger;
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13 import org.w3c.dom.Document;
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14
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15 import de.intevation.artifactdatabase.Config;
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16 import de.intevation.artifacts.ArtifactContextFactory;
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17 import de.intevation.gnv.artifacts.cache.CacheFactory;
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18 import de.intevation.gnv.geobackend.base.connectionpool.ConnectionPoolFactory;
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19 import de.intevation.gnv.geobackend.base.query.container.QueryContainerFactory;
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20 import de.intevation.gnv.geobackend.base.query.container.exception.QueryContainerException;
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21
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22 /**
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23 * @author Tim Englich <tim.englich@intevation.de>
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24 *
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25 */
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26 public class GNVArtifactContextFactory implements ArtifactContextFactory {
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27 /**
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28 * the logger, used to log exceptions and additonaly information
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29 */
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30 private static Logger log = Logger.getLogger(GNVArtifactContext.class);
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31
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32 public static final String XPATH_GEOBACKEND_CONFIGURATION = "artifact-database/geo-backend/backend-configuration";
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33
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34 public static final String XPATH_GEOBACKEND_QUERYCONFIGURATION = "artifact-database/geo-backend/query-configuration";
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35
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36 private final static String CACHECONFIGNODEPATH = "/artifact-database/ehcache/configuration";
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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 public GNVArtifactContextFactory() {
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42 super();
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43 log.debug("GNVArtifactContextFactory.Constructor");
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44 }
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45
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46 /**
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47 * @see de.intevation.artifacts.ArtifactContextFactory#createArtifactContext(org.w3c.dom.Document)
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48 */
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49 public Object createArtifactContext(Document config) {
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50 Object returnValue = null;
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51 try {
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52 log.debug("GNVArtifactContextFactory.createArtifactContext");
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53 log.info("Initialisation of the Geo-BackendConnectionPool");
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54 String backendConfigurationFile = Config.getStringXPath(config,
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55 XPATH_GEOBACKEND_CONFIGURATION);
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56 backendConfigurationFile = Config.replaceConfigDir(backendConfigurationFile);
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57
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58 Properties properties = getProperties(backendConfigurationFile);
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59 ConnectionPoolFactory cpf = ConnectionPoolFactory.getInstance();
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60 cpf.initializeConnectionPool(properties);
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62 log.info("Initialisation of the QueryContainer");
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63 String queryConfigurationFile = Config.getStringXPath(config,
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64 XPATH_GEOBACKEND_QUERYCONFIGURATION);
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65 queryConfigurationFile = Config.replaceConfigDir(queryConfigurationFile);
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66
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67 Properties queryProperties = getProperties(queryConfigurationFile);
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68 QueryContainerFactory qcf = QueryContainerFactory.getInstance();
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69 qcf.initializeQueryContainer(queryProperties);
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70
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71 log.info("Initialisation of the Cache");
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72 String cacheConfigurationFile = Config.getStringXPath(config,
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73 CACHECONFIGNODEPATH);
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74 cacheConfigurationFile = Config.replaceConfigDir(cacheConfigurationFile);
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75 CacheFactory cf = CacheFactory.getInstance();
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76 cf.initializeCache(cacheConfigurationFile);
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77
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78 returnValue = new GNVArtifactContext(config);
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79 } catch (FileNotFoundException e) {
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80 log.error(e, e);
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81 } catch (IOException e) {
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82 log.error(e, e);
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83 } catch (QueryContainerException e) {
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84 log.error(e, e);
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85 }
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86 return returnValue;
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87 }
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88
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89 /**
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90 * @param filePath
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91 * @return
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92 * @throws FileNotFoundException
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93 * @throws IOException
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94 */
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95 private Properties getProperties(String filePath)
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96 throws FileNotFoundException,
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97 IOException {
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98 InputStream inputStream = null;
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99 try {
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100 inputStream = new FileInputStream(filePath);
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101 Properties properties = new Properties();
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102 properties.load(inputStream);
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103 return properties;
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104 }
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105 finally {
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106 if (inputStream != null) {
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107 try { inputStream.close(); }
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108 catch (IOException ioe) {}
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109 }
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110 }
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111 }
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112 }
http://dive4elements.wald.intevation.org