Struts+Spring+Hibernate实现的增删查该Demo(不带jar包)

package taotao.montao.emp.dao; import java.util.List; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.hibernate.LockMode; import org.springframework.context.ApplicationContext; import org.springframework.orm.hibernate3.support.HibernateDaoSupport; import taotao.montao.emp.vo.EmpVO; /** * A data access object (DAO) providing persistence and search support for EmpVO entities. * Transaction control of the save(), update() and delete() operations can directly support Spring container-managed transactions or they can be augmented to handle user-managed Spring transactions. Each of these methods provides additional information for how to configure it for the desired type of transaction control. * @see taotao.montao.emp.vo.EmpVO * @author MyEclipse Persistence Tools */ public class EmpDAOImpl extends HibernateDaoSupport implements IEmpDAO { private static final Log log = LogFactory.getLog(EmpDAOImpl.class); //property constants public static final String NAME = "name"; public static final String EMAIL = "email"; public static final String TEL = "tel"; public static final String ADDRESS = "address"; protected void initDao() { //do nothing } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#save(taotao.montao.emp.vo.EmpVO) */ public void save(EmpVO transientInstance) { log.debug("saving EmpVO instance"); try { getHibernateTemplate().save(transientInstance); log.debug("save successful"); } catch (RuntimeException re) { log.error("save failed", re); throw re; } } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#delete(taotao.montao.emp.vo.EmpVO) */ public void delete(EmpVO persistentInstance) { log.debug("deleting EmpVO instance"); try { getHibernateTemplate().delete(persistentInstance); log.debug("delete successful"); } catch (RuntimeException re) { log.error("delete failed", re); throw re; } } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#findById(java.lang.Integer) */ public EmpVO findById( java.lang.Integer id) { log.debug("getting EmpVO instance with id: " + id); try { EmpVO instance = (EmpVO) getHibernateTemplate() .get("taotao.montao.emp.vo.EmpVO", id); return instance; } catch (RuntimeException re) { log.error("get failed", re); throw re; } } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#findByExample(taotao.montao.emp.vo.EmpVO) */ @SuppressWarnings("unchecked") public List findByExample(EmpVO instance) { log.debug("finding EmpVO instance by example"); try { List results = getHibernateTemplate().findByExample(instance); log.debug("find by example successful, result size: " + results.size()); return results; } catch (RuntimeException re) { log.error("find by example failed", re); throw re; } } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#findByProperty(java.lang.String, java.lang.Object) */ @SuppressWarnings("unchecked") public List findByProperty(String propertyName, Object value) { log.debug("finding EmpVO instance with property: " + propertyName + ", value: " + value); try { String queryString = "from EmpVO as model where model." + propertyName + "= ?"; return getHibernateTemplate().find(queryString, value); } catch (RuntimeException re) { log.error("find by property name failed", re); throw re; } } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#findByName(java.lang.Object) */ @SuppressWarnings("unchecked") public List findByName(Object name ) { return findByProperty(NAME, name ); } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#findByEmail(java.lang.Object) */ @SuppressWarnings("unchecked") public List findByEmail(Object email ) { return findByProperty(EMAIL, email ); } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#findByTel(java.lang.Object) */ @SuppressWarnings("unchecked") public List findByTel(Object tel ) { return findByProperty(TEL, tel ); } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#findByAddress(java.lang.Object) */ @SuppressWarnings("unchecked") public List findByAddress(Object address ) { return findByProperty(ADDRESS, address ); } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#findAll() */ @SuppressWarnings("unchecked") public List findAll() { log.debug("finding all EmpVO instances"); try { String queryString = "from EmpVO"; return getHibernateTemplate().find(queryString); } catch (RuntimeException re) { log.error("find all failed", re); throw re; } } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#merge(taotao.montao.emp.vo.EmpVO) */ public EmpVO merge(EmpVO detachedInstance) { log.debug("merging EmpVO instance"); try { EmpVO result = (EmpVO) getHibernateTemplate() .merge(detachedInstance); log.debug("merge successful"); return result; } catch (RuntimeException re) { log.error("merge failed", re); throw re; } } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#attachDirty(taotao.montao.emp.vo.EmpVO) */ public void attachDirty(EmpVO instance) { log.debug("attaching dirty EmpVO instance"); try { getHibernateTemplate().saveOrUpdate(instance); log.debug("attach successful"); } catch (RuntimeException re) { log.error("attach failed", re); throw re; } } /* (non-Javadoc) * @see taotao.montao.emp.dao.IEmpDAO#attachClean(taotao.montao.emp.vo.EmpVO) */ public void attachClean(EmpVO instance) { log.debug("attaching clean EmpVO instance"); try { getHibernateTemplate().lock(instance, LockMode.NONE); log.debug("attach successful"); } catch (RuntimeException re) { log.error("attach failed", re); throw re; } } public static IEmpDAO getFromApplicationContext(ApplicationContext ctx) { return (IEmpDAO) ctx.getBean("EmpVODAO"); } }