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- exception.DBException: Could not configure Hibernate!
- at dao.BenutzerDAO.<init>(BenutzerDAO.java:48)
- at export.ExportDBSchema.main(ExportDBSchema.java:16)
- Caused by: org.hibernate.boot.registry.classloading.spi.ClassLoadingException: Unable to load class [org.postgresql.Driver]
- at org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl.classForName(ClassLoaderServiceImpl.java:245)
- at org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl.loadDriverIfPossible(DriverManagerConnectionProviderImpl.java:200)
- at org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl.buildCreator(DriverManagerConnectionProviderImpl.java:156)
- at org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl.configure(DriverManagerConnectionProviderImpl.java:95)
- at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:89)
- at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:206)
- at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:178)
- at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.buildJdbcConnectionAccess(JdbcServicesImpl.java:260)
- at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:94)
- at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:89)
- at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:206)
- at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:178)
- at org.hibernate.cfg.Configuration.buildTypeRegistrations(Configuration.java:1885)
- at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1843)
- at dao.BenutzerDAO.<init>(BenutzerDAO.java:45)
- ... 1 more
- Caused by: java.lang.ClassNotFoundException: Could not load requested class : org.postgresql.Driver
- at org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl$AggregatedClassLoader.findClass(ClassLoaderServiceImpl.java:230)
- at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
- at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
- at java.lang.Class.forName0(Native Method)
- at java.lang.Class.forName(Class.java:340)
- at org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl.classForName(ClassLoaderServiceImpl.java:242)
- ... 15 more
- <?xml version="1.0" encoding="UTF-8"?>
- <!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
- <hibernate-configuration>
- <session-factory>
- <property name="hibernate.dialect">org.hibernate.dialect.PostgreSQLDialect</property>
- <property name="hibernate.connection.driver_class">org.postgresql.Driver</property>
- <property name="hibernate.connection.url">jdbc:postgresql://localhost:5432/Testdb</property>
- <property name="hibernate.connection.username">username</property>
- <property name="hibernate.hbm2ddl.auto">create-drop</property>
- <property name="hibernate.connection.password">password</property>
- <mapping class="entity.Benutzer"/>
- </session-factory>
- </hibernate-configuration>
- try {
- if (sessionFactory == null) {
- Configuration conf = new Configuration().configure();
- StandardServiceRegistryBuilder builder
- = new StandardServiceRegistryBuilder();
- builder.applySettings(conf.getProperties());
- sessionFactory = conf.buildSessionFactory(builder.build());
- }
- } catch (Throwable ex) {
- throw new DBException("Could not configure Hibernate!", ex);
- }
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