Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/backend/SessionFactoryProvider.java @ 5817:a1dd784d8b07
merged.
author | Raimund Renkert <rrenkert@intevation.de> |
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date | Wed, 24 Apr 2013 15:20:50 +0200 |
parents | a2da78fdbec0 |
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1 package de.intevation.flys.backend; |
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2 |
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3 import java.util.Properties; |
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4 |
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5 import org.apache.log4j.Logger; |
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6 |
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7 import org.hibernate.SessionFactory; |
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8 |
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9 import org.hibernate.cfg.Configuration; |
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10 import org.hibernate.cfg.Environment; |
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11 |
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12 import org.hibernate.impl.SessionFactoryImpl; |
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13 |
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14 public final class SessionFactoryProvider |
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15 { |
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16 private static Logger log = Logger.getLogger(SessionFactoryProvider.class); |
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17 |
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18 //public static final boolean ENABLE_JMX = |
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19 // Boolean.getBoolean("flys.backend.enablejmx"); |
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20 |
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21 private static SessionFactory flysSessionFactory; |
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22 private static SessionFactory sedDBSessionFactory; |
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23 |
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24 private SessionFactoryProvider() { |
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25 } |
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26 |
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27 public static synchronized SessionFactory getSessionFactory() { |
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28 if (flysSessionFactory == null) { |
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29 flysSessionFactory = |
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30 createSessionFactory(FLYSCredentials.getInstance()); |
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31 } |
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32 return flysSessionFactory; |
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33 } |
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34 |
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35 public static SessionFactory createSessionFactory() { |
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36 return createSessionFactory(FLYSCredentials.getDefault()); |
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37 } |
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38 |
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39 public static synchronized SessionFactory getSedDBSessionFactory() { |
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40 if (sedDBSessionFactory == null) { |
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41 sedDBSessionFactory = |
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42 createSessionFactory(SedDBCredentials.getInstance()); |
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43 } |
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44 return sedDBSessionFactory; |
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45 } |
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46 |
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47 public static SessionFactory createSedDBSessionFactory() { |
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48 return createSessionFactory(SedDBCredentials.getDefault()); |
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49 } |
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50 |
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51 public static SessionFactory createSessionFactory( |
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52 Credentials credentials |
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53 ) { |
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54 Configuration cfg = createConfiguration(credentials); |
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55 |
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56 SessionFactory factory = cfg.buildSessionFactory(); |
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57 |
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58 /* |
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59 if (ENABLE_JMX) { |
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60 registerAsMBean(factory); |
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61 } |
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62 else { |
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63 log.info("No JMX support for hibernate."); |
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64 } |
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65 */ |
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66 |
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67 return factory; |
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68 } |
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69 |
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70 /** XXX: Commented out till it is configured correctly. |
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71 public static void registerAsMBean(SessionFactory factory) { |
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72 |
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73 // |
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74 |
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75 StatisticsService statsMBean = new StatisticsService(); |
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76 statsMBean.setSessionFactory(factory); |
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77 statsMBean.setStatisticsEnabled(true); |
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78 |
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79 try { |
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80 MBeanServer mbs = ManagementFactory.getPlatformMBeanServer(); |
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81 mbs.registerMBean( |
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82 statsMBean, |
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83 new ObjectName("Hibernate:application=Statistics")); |
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84 |
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85 log.info("Enabled JMX support for hibernate."); |
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86 } |
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87 catch (MalformedObjectNameException mone) { |
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88 log.warn(mone, mone); |
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89 } |
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90 catch (InstanceAlreadyExistsException iaee) { |
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91 log.warn(iaee, iaee); |
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92 } |
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93 catch (MBeanRegistrationException mbre) { |
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94 log.warn(mbre, mbre); |
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95 } |
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96 catch (NotCompliantMBeanException ncmbe) { |
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97 log.warn(ncmbe, ncmbe); |
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98 } |
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99 } |
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100 */ |
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101 |
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102 public static Configuration createConfiguration() { |
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103 return createConfiguration(FLYSCredentials.getInstance()); |
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104 } |
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105 |
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106 public static Configuration createConfiguration( |
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107 Credentials credentials |
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108 ) { |
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109 Configuration cfg = new Configuration(); |
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110 |
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111 for (Class<?> clazz: credentials.getClasses()) { |
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112 cfg.addAnnotatedClass(clazz); |
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113 } |
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114 |
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115 if (log.isDebugEnabled()) { |
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116 log.debug("user: " + credentials.getUser()); |
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117 log.debug("dialect: " + credentials.getDialect()); |
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118 log.debug("driver: " + credentials.getDriver()); |
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119 log.debug("url: " + credentials.getUrl()); |
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120 } |
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121 |
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122 Properties props = new Properties(); |
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123 |
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124 // We rely on our own connection pool |
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125 props.setProperty( |
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126 "hibernate.connection.provider_class", |
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127 "de.intevation.flys.utils.DBCPConnectionProvider"); |
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128 |
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129 props.setProperty(Environment.DIALECT, credentials.getDialect()); |
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130 props.setProperty(Environment.USER, credentials.getUser()); |
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131 props.setProperty(Environment.PASS, credentials.getPassword()); |
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132 props.setProperty(Environment.DRIVER, credentials.getDriver()); |
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133 props.setProperty(Environment.URL, credentials.getUrl()); |
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134 |
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135 String connectionInitSqls = credentials.getConnectionInitSqls(); |
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136 if (connectionInitSqls != null) { |
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137 props.setProperty("connectionInitSqls", connectionInitSqls); |
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138 } |
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139 |
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140 cfg.mergeProperties(props); |
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141 |
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142 return cfg; |
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143 } |
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144 |
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145 |
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146 public static String getProperty(SessionFactoryImpl factory, String key) { |
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147 Properties props = factory.getProperties(); |
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148 return props.getProperty(key); |
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149 } |
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150 |
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151 public static String getUser(SessionFactoryImpl factory) { |
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152 return getProperty(factory, Environment.USER); |
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153 } |
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154 |
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155 |
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156 public static String getPass(SessionFactoryImpl factory) { |
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157 return getProperty(factory, Environment.PASS); |
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158 } |
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159 |
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160 |
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161 public static String getURL(SessionFactoryImpl factory) { |
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162 return getProperty(factory, Environment.URL); |
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163 } |
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164 |
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165 |
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166 public static String getDriver(SessionFactoryImpl factory) { |
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167 return getProperty(factory, Environment.DRIVER); |
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168 } |
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169 } |
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170 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |