cdmlib-persistence/src/main/java/eu/etaxonomy/cdm/database/types/H2DatabaseType.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.cdm.database.types;
  11
  12 import java.io.File;
  13
  14 import org.apache.log4j.Logger;
  15 import org.springframework.jdbc.datasource.DriverManagerDataSource;
  16
  17 import eu.etaxonomy.cdm.api.application.CdmApplicationUtils;
  18 import eu.etaxonomy.cdm.database.H2Mode;
  19 import eu.etaxonomy.cdm.database.ICdmDataSource;
  20 import eu.etaxonomy.cdm.database.LocalH2;
  21
  22
  23 /**
  24  * @author a.mueller
  25  *
  26  */
  27 public class H2DatabaseType extends DatabaseTypeBase {
  28         private static final Logger logger = Logger.getLogger(H2DatabaseType.class);
  29
  30         //typeName
  31         private String typeName = "H2 Database";
  32
  33         //class
  34         private String classString = "org.h2.Driver";
  35
  36         //url
  37         private String urlString = "jdbc:h2:";
  38
  39         //path
  40         private String path = getDefaultPath();
  41
  42     //port
  43     private int defaultPort = 9092;
  44
  45     //hibernate dialect
  46     private String hibernateDialect = "H2Dialect";
  47
  48     //init method
  49     private String initMethod = "init";
  50
  51     //destroy method
  52     private String destroyMethod = "destroy";
  53
  54     //connection String
  55         public String getConnectionString(ICdmDataSource ds, int port){
  56         H2Mode mode = ds.getMode();
  57                 String path = ds.getFilePath();
  58                 if (path == null){
  59                         path = getDefaultPath();
  60                 }
  61         if (mode.equals(H2Mode.IN_MEMORY)){
  62                 return  urlString + "mem:";
  63         }else if (mode.equals(H2Mode.EMBEDDED)){
  64                 return urlString + "file:" + path + "/" + ds.getDatabase();
  65         }else if (mode.equals(H2Mode.TCP)){
  66                 return urlString + "tcp://" + ds.getServer() + ":" + port + "/" + path + "/" + ds.getDatabase();
  67         }else{
  68                 logger.warn("Unrecognized mode for Database H2");
  69                 return null;
  70         }
  71     }
  72
  73
  74     public H2DatabaseType() {
  75                 init (typeName, classString, urlString, defaultPort,  hibernateDialect );
  76         }
  77
  78         @Override
  79         public Class<? extends DriverManagerDataSource> getDriverManagerDataSourceClass() {
  80                 return LocalH2.class;
  81         }
  82
  83         /* (non-Javadoc)
  84          * @see eu.etaxonomy.cdm.database.types.IDatabaseType#getInitMethod()
  85          */
  86         @Override
  87         public String getInitMethod() {
  88                 return initMethod;
  89         }
  90
  91         /* (non-Javadoc)
  92          * @see eu.etaxonomy.cdm.database.types.IDatabaseType#getDestroyMethod()
  93          */
  94         @Override
  95         public String getDestroyMethod() {
  96                 return destroyMethod;
  97         }
  98
  99         private static final String getDefaultPath(){
 100                 //String path = System.getProperty("user.dir");
 101                 File path = CdmApplicationUtils.getWritableResourceDir();
 102                 String subPath = File.separator + "h2" + File.separator + "LocalH2";
 103                 return  path + subPath;
 104         }
 105
 106
 107 }