java类的泛型DAO

@Transactional
public abstract class DAOSupport<T> implements DAO<T> {
    protected Class<T> clazz = GenericUtil.getGenericSuperClass(this.getClass());
    @Resource
    protected SessionFactory sessionFactory;

    public T find( Integer id) {
        
        
        return (T)sessionFactory.getCurrentSession().get(clazz, id);
    }
}

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