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132 lines
5.0 KiB
132 lines
5.0 KiB
/* */ package cn.lee.market.dao;
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/* */
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/* */ import cn.lee.market.model.Student;
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/* */ import java.util.List;
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/* */ import org.apache.commons.logging.Log;
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/* */ import org.apache.commons.logging.LogFactory;
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/* */ import org.hibernate.Criteria;
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/* */ import org.hibernate.LockMode;
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/* */ import org.hibernate.Query;
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/* */ import org.hibernate.Session;
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/* */ import org.hibernate.criterion.Example;
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/* */
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/* */ public class StudentDAO extends BaseHibernateDAO
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/* */ {
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/* 21 */ private static final Log log = LogFactory.getLog(StudentDAO.class);
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/* */ public static final String STU_NAME = "stu_name";
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/* */ public static final String SEX = "sex";
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/* */
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/* */ public void save(Student transientInstance)
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/* */ {
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/* 29 */ log.debug("saving Student instance");
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/* */ try {
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/* 31 */ getSession().save(transientInstance);
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/* 32 */ log.debug("save successful");
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/* */ } catch (RuntimeException re) {
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/* 34 */ log.error("save failed", re);
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/* 35 */ throw re;
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/* */ }
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/* */ }
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/* */
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/* */ public void delete(Student persistentInstance) {
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/* 40 */ log.debug("deleting Student instance");
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/* */ try {
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/* 42 */ getSession().delete(persistentInstance);
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/* 43 */ log.debug("delete successful");
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/* */ } catch (RuntimeException re) {
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/* 45 */ log.error("delete failed", re);
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/* 46 */ throw re;
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/* */ }
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/* */ }
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/* */
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/* */ public Student findById(String id) {
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/* 51 */ log.debug("getting Student instance with id: " + id);
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/* */ try {
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/* 53 */ return (Student)getSession()
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/* 54 */ .get(Student.class, id);
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/* */ }
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/* */ catch (RuntimeException re) {
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/* 57 */ log.error("get failed", re);
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/* 58 */ throw re;
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/* */ }
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/* */ }
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/* */
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/* */ public List findByExample(Student instance)
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/* */ {
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/* 64 */ log.debug("finding Student instance by example");
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/* */ try {
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/* 66 */ List results = getSession()
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/* 67 */ .createCriteria(Student.class)
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/* 68 */ .add(Example.create(instance))
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/* 69 */ .list();
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/* 70 */ log.debug("find by example successful, result size: " + results.size());
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/* 71 */ return results;
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/* */ } catch (RuntimeException re) {
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/* 73 */ log.error("find by example failed", re);
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/* 74 */ throw re;
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/* */ }
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/* */ }
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/* */
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/* */ public List findByProperty(String propertyName, Object value) {
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/* 79 */ log.debug("finding Student instance with property: " + propertyName +
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/* 80 */ ", value: " + value);
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/* */ try {
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/* 82 */ String queryString = "from Student as model where model." +
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/* 83 */ propertyName + "= ?";
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/* 84 */ Query queryObject = getSession().createQuery(queryString);
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/* 85 */ queryObject.setParameter(0, value);
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/* 86 */ return queryObject.list();
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/* */ } catch (RuntimeException re) {
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/* 88 */ log.error("find by property name failed", re);
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/* 89 */ throw re;
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/* */ }
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/* */ }
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/* */
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/* */ public List findByStu_name(Object stu_name) {
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/* 94 */ return findByProperty("stu_name", stu_name);
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/* */ }
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/* */
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/* */ public List findBySex(Object sex) {
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/* 98 */ return findByProperty("sex", sex);
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/* */ }
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/* */
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/* */ public Student merge(Student detachedInstance) {
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/* 102 */ log.debug("merging Student instance");
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/* */ try {
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/* 104 */ Student result = (Student)getSession()
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/* 105 */ .merge(detachedInstance);
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/* 106 */ log.debug("merge successful");
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/* 107 */ return result;
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/* */ } catch (RuntimeException re) {
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/* 109 */ log.error("merge failed", re);
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/* 110 */ throw re;
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/* */ }
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/* */ }
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/* */
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/* */ public void attachDirty(Student instance) {
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/* 115 */ log.debug("attaching dirty Student instance");
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/* */ try {
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/* 117 */ getSession().saveOrUpdate(instance);
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/* 118 */ log.debug("attach successful");
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/* */ } catch (RuntimeException re) {
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/* 120 */ log.error("attach failed", re);
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/* 121 */ throw re;
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/* */ }
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/* */ }
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/* */
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/* */ public void attachClean(Student instance) {
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/* 126 */ log.debug("attaching clean Student instance");
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/* */ try {
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/* 128 */ getSession().lock(instance, LockMode.NONE);
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/* 129 */ log.debug("attach successful");
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/* */ } catch (RuntimeException re) {
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/* 131 */ log.error("attach failed", re);
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/* 132 */ throw re;
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/* */ }
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/* */ }
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/* */ }
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/* Location: C:\Users\muye\Desktop\51\校园二手交易平台设计与论文\market\code\market\WEB-INF\classes\
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* Qualified Name: cn.lee.market.dao.StudentDAO
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* JD-Core Version: 0.6.1
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*/ |