Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/backend/SessionFactoryProvider.java @ 9801:1d7a72a50183 3.2.x tip

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Assume Compose V2, consistently
author Tom Gottfried <tom@intevation.de>
date Thu, 23 Nov 2023 10:14:13 +0100
parents 0a5239a1e46e
children
rev   line source
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.backend;
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10
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11 import java.util.Properties;
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12
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13 import org.apache.logging.log4j.Logger;
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14 import org.apache.logging.log4j.LogManager;
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15
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16 import org.hibernate.SessionFactory;
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17
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18 import org.hibernate.cfg.Configuration;
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19 import org.hibernate.cfg.Environment;
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20
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21 import org.hibernate.impl.SessionFactoryImpl;
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22
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23 public final class SessionFactoryProvider
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24 {
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25 private static Logger log = LogManager.getLogger(SessionFactoryProvider.class);
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26
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27 //public static final boolean ENABLE_JMX =
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28 // Boolean.getBoolean("flys.backend.enablejmx");
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29
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30 private static SessionFactory flysSessionFactory;
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31 private static SessionFactory sedDBSessionFactory;
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32
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33 private SessionFactoryProvider() {
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34 }
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35
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36 public static synchronized SessionFactory getSessionFactory() {
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37 if (flysSessionFactory == null) {
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38 flysSessionFactory =
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39 createSessionFactory(FLYSCredentials.getInstance());
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40 }
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41 return flysSessionFactory;
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42 }
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43
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44 public static SessionFactory createSessionFactory() {
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45 return createSessionFactory(FLYSCredentials.getDefault());
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46 }
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47
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48 public static synchronized SessionFactory getSedDBSessionFactory() {
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49 if (sedDBSessionFactory == null) {
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50 sedDBSessionFactory =
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51 createSessionFactory(SedDBCredentials.getInstance());
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52 }
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53 return sedDBSessionFactory;
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54 }
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55
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56 public static SessionFactory createSedDBSessionFactory() {
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57 return createSessionFactory(SedDBCredentials.getDefault());
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58 }
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59
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60 public static SessionFactory createSessionFactory(
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61 Credentials credentials
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62 ) {
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63 Configuration cfg = createConfiguration(credentials);
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64
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65 SessionFactory factory = cfg.buildSessionFactory();
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66
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67 /*
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68 if (ENABLE_JMX) {
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69 registerAsMBean(factory);
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70 }
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71 else {
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72 log.info("No JMX support for hibernate.");
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73 }
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74 */
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75
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76 return factory;
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77 }
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78
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79 /** XXX: Commented out till it is configured correctly.
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80 public static void registerAsMBean(SessionFactory factory) {
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81
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82 //
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83
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84 StatisticsService statsMBean = new StatisticsService();
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85 statsMBean.setSessionFactory(factory);
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86 statsMBean.setStatisticsEnabled(true);
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87
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88 try {
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89 MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
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90 mbs.registerMBean(
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91 statsMBean,
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92 new ObjectName("Hibernate:application=Statistics"));
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93
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94 log.info("Enabled JMX support for hibernate.");
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95 }
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96 catch (MalformedObjectNameException mone) {
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97 log.warn(mone, mone);
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98 }
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99 catch (InstanceAlreadyExistsException iaee) {
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100 log.warn(iaee, iaee);
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101 }
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102 catch (MBeanRegistrationException mbre) {
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103 log.warn(mbre, mbre);
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104 }
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105 catch (NotCompliantMBeanException ncmbe) {
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106 log.warn(ncmbe, ncmbe);
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107 }
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108 }
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109 */
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110
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111 public static Configuration createConfiguration() {
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112 return createConfiguration(FLYSCredentials.getInstance());
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113 }
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115 public static Configuration createConfiguration(
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116 Credentials credentials
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117 ) {
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118 Configuration cfg = new Configuration();
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119
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120 for (Class<?> clazz: credentials.getClasses()) {
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121 cfg.addAnnotatedClass(clazz);
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122 }
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123
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124 if (log.isDebugEnabled()) {
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125 log.debug("user: " + credentials.getUser());
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126 log.debug("dialect: " + credentials.getDialect());
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127 log.debug("driver: " + credentials.getDriver());
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128 log.debug("url: " + credentials.getUrl());
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129 }
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130
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131 Properties props = new Properties();
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132
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133 // We rely on our own connection pool
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134 props.setProperty(
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135 "hibernate.connection.provider_class",
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136 "org.dive4elements.river.backend.utils.DBCPConnectionProvider");
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137
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138 props.setProperty(Environment.DIALECT, credentials.getDialect());
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139 props.setProperty(Environment.USER, credentials.getUser());
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140 props.setProperty(Environment.PASS, credentials.getPassword());
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141 props.setProperty(Environment.DRIVER, credentials.getDriver());
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142 props.setProperty(Environment.URL, credentials.getUrl());
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143
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144 String connectionInitSqls = credentials.getConnectionInitSqls();
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145 if (connectionInitSqls != null) {
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146 props.setProperty("connectionInitSqls", connectionInitSqls);
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147 }
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148 String validationQuery = credentials.getValidationQuery();
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149 if (validationQuery != null) {
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150 props.setProperty("validationQuery", validationQuery);
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151 }
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152 String maxWait = credentials.getMaxWait();
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153 if (maxWait != null) {
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154 props.setProperty("maxWait", maxWait);
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155 }
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156
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157 cfg.mergeProperties(props);
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158
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159 return cfg;
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160 }
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161
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162
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163 public static String getProperty(SessionFactoryImpl factory, String key) {
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164 Properties props = factory.getProperties();
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165 return props.getProperty(key);
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166 }
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167
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168 public static String getUser(SessionFactoryImpl factory) {
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169 return getProperty(factory, Environment.USER);
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170 }
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171
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172
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173 public static String getPass(SessionFactoryImpl factory) {
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174 return getProperty(factory, Environment.PASS);
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175 }
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176
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177
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178 public static String getURL(SessionFactoryImpl factory) {
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179 return getProperty(factory, Environment.URL);
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180 }
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181
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182
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183 public static String getDriver(SessionFactoryImpl factory) {
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184 return getProperty(factory, Environment.DRIVER);
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185 }
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186 }
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187 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org