hibernate4 获取sessionFactory

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public static  SessionFactory  getFactory(){Configuration configuration =new Configuration();    configuration.configure();    ServiceRegistry  serviceRegistry =new ServiceRegistryBuilder().applySettings(configuration.getProperties()).buildServiceRegistry();            SessionFactory sessionFactory = configuration.buildSessionFactory(serviceRegistry);        return sessionFactory;}

hibernate配置

<!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.connection.driver_class">com.mysql.jdbc.Driver </property>               <property name="hibernate.connection.url">jdbc:mysql://localhost/test </property>             <property name="hibernate.connection.username">root </property>             <property name="hibernate.connection.password">root </property>                    <property name="hibernate.connection.pool.size">20 </property>                   <property name="hibernate.show_sql">true </property>            <property name="jdbc.fetch_size">50 </property>            <property name="jdbc.batch_size">23 </property>            <property name="jdbc.use_scrollable_resultset">false </property>            <property name="Connection.useUnicode">true </property>            <property name="connection.characterEncoding">gbk </property>                  <property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect </property>                                 <mapping  class="qwer.re.tte.StudentBean"/>          <mapping  class="qwer.re.tte.TeacherBean"/>          <mapping  class="qwer.re.tte.StuTea"/>                    </session-factory></hibernate-configuration>

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