bbb.rar_578bbb. com_578bbb.com_http//673bbb.com/

package com.mxl.dao; import java.util.List; import org.apache.taglibs.standard.tag.el.sql.TransactionTag; import org.hibernate.LockMode; import org.hibernate.Query; import org.hibernate.Transaction; import org.hibernate.criterion.Example; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import com.mxl.entity.Users; import com.mxl.hibernate.BaseHibernateDAO; /** * A data access object (DAO) providing persistence and search support for Users * 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 com.mxl.entity.Users * @author MyEclipse Persistence Tools */ public class UsersDAO extends BaseHibernateDAO { private static final Logger log = LoggerFactory.getLogger(UsersDAO.class); // property constants public static final String USERNAME = "username"; public static final String PASSWORD = "password"; public static final String ADDRESS = "address"; public void save(Users transientInstance) { Transaction tx = getSession().beginTransaction(); log.debug("saving Users instance"); try { getSession().save(transientInstance); log.debug("save successful"); tx.commit(); } catch (RuntimeException re) { log.error("save failed", re); tx.rollback(); throw re; } } public void delete(Users persistentInstance) { Transaction tx = getSession().beginTransaction(); log.debug("deleting Users instance"); try { getSession().delete(persistentInstance); log.debug("delete successful"); tx.commit(); } catch (RuntimeException re) { log.error("delete failed", re); tx.rollback(); throw re; } } public Users findById(Long id) { log.debug("getting Users instance with id: " + id); try { Users instance = (Users) getSession().get("com.mxl.entity.Users", id); return instance; } catch (RuntimeException re) { log.error("get failed", re); throw re; } } public List findByExample(Users instance) { log.debug("finding Users instance by example"); try { List results = getSession().createCriteria("com.mxl.entity.Users") .add(Example.create(instance)).list(); log.debug("find by example successful, result size: " + results.size()); return results; } catch (RuntimeException re) { log.error("find by example failed", re); throw re; } } public List findByProperty(String propertyName, Object value) { log.debug("finding Users instance with property: " + propertyName + ", value: " + value); try { String queryString = "from Users as model where model." + propertyName + "= ?"; System.out.println("sql=============================================="+queryString); Query queryObject = getSession().createQuery(queryString); queryObject.setParameter(0, value); return queryObject.list(); } catch (RuntimeException re) { log.error("find by property name failed", re); throw re; } } public List findByUsername(Object username) { return findByProperty(USERNAME, username); } public List findByPassword(Object password) { return findByProperty(PASSWORD, password); } public List findByAddress(Object address) { return findByProperty(ADDRESS, address); } public List findAll() { log.debug("finding all Users instances"); try { String queryString = "from Users"; Query queryObject = getSession().createQuery(queryString); return queryObject.list(); } catch (RuntimeException re) { log.error("find all failed", re); throw re; } } public Users merge(Users detachedInstance) { Transaction tx = getSession().beginTransaction(); log.debug("merging Users instance"); try { Users result = (Users) getSession().merge(detachedInstance); log.debug("merge successful"); tx.commit(); return result; } catch (RuntimeException re) { log.error("merge failed", re); tx.rollback(); throw re; } } public void attachDirty(Users instance) { log.debug("attaching dirty Users instance"); try { getSession().saveOrUpdate(instance); log.debug("attach successful"); } catch (RuntimeException re) { log.error("attach failed", re); throw re; } } public void attachClean(Users instance) { log.debug("attaching clean Users instance"); try { getSession().lock(instance, LockMode.NONE); log.debug("attach successful"); } catch (RuntimeException re) { log.error("attach failed", re); throw re; } } }