Spring中数据库配置依懒关系

personDAO-> jdbcTemplate->dataSource

jdbcDaoSupport->dataSource or jdbcTemplate

personDAO->hibernateTemplate->sessionFactory->dataSource and hibernateProperties and mappingResources or configLocation or configLocation and dataSource

hibernateDaoSupport->sessionFactory or hibernateTemplate

config->pointcut and advisor->advice->transactionManager->dataSource

hibernateDaoSupport中getHibernateTemplate()即可