从Hibernate中的模型中获取表名

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.boot.Metadata;
import org.hibernate.boot.MetadataSources;
import org.hibernate.boot.registry.StandardServiceRegistry;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;

public class HibernateUtil {

    private static final SessionFactory sessionFactory = buildSessionFactory();

    private static SessionFactory buildSessionFactory() {
        try {
            StandardServiceRegistry standardRegistry = new StandardServiceRegistryBuilder().configure().build();
            Metadata metadata = new MetadataSources(standardRegistry).buildMetadata();
            return metadata.getSessionFactoryBuilder().build();
        } catch (Throwable ex) {
            System.err.println("Initial SessionFactory creation failed: " + ex);
            throw new ExceptionInInitializerError(ex);
        }
    }

    public static SessionFactory getSessionFactory() {
        return sessionFactory;
    }

    public static String getTableName(Class<?> entityClass) {
        return sessionFactory.getMetamodel().entity(entityClass).getName();
    }
}