Java tutorial
/******************************************************************************* * Copyright (c) 2014 BitRangers (Team C1). * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * BitRangers (Team C1) - initial API and implementation ******************************************************************************/ package com.bitranger.parknshop.seller; import java.sql.Timestamp; import java.util.List; import java.util.Set; import org.hibernate.LockMode; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.context.ApplicationContext; import org.springframework.orm.hibernate3.support.HibernateDaoSupport; import com.bitranger.parknshop.seller.model.PsSeller; /** * A data access object (DAO) providing persistence and search support for * PsSeller 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 temp.PsSeller * @author MyEclipse Persistence Tools */ public class PsSellerDAO extends HibernateDaoSupport { private static final Logger log = LoggerFactory.getLogger(PsSellerDAO.class); // property constants public static final String NICKNAME = "nickname"; public static final String PERSON_ID_NUM = "personIdNum"; public static final String EMAIL = "email"; public static final String PASSWORD = "password"; public static final String STATUS = "status"; public static final String BALANCE = "balance"; protected void initDao() { // do nothing } public void save(PsSeller transientInstance) { log.debug("saving PsSeller instance"); try { getHibernateTemplate().save(transientInstance); log.debug("save successful"); } catch (RuntimeException re) { log.error("save failed", re); throw re; } } public void delete(PsSeller persistentInstance) { log.debug("deleting PsSeller instance"); try { getHibernateTemplate().delete(persistentInstance); log.debug("delete successful"); } catch (RuntimeException re) { log.error("delete failed", re); throw re; } } public PsSeller findById(java.lang.Integer id) { log.debug("getting PsSeller instance with id: " + id); try { PsSeller instance = (PsSeller) getHibernateTemplate().get("temp.PsSeller", id); return instance; } catch (RuntimeException re) { log.error("get failed", re); throw re; } } public List<PsSeller> findByExample(PsSeller instance) { log.debug("finding PsSeller instance by example"); try { List<PsSeller> results = (List<PsSeller>) 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; } } public List findByProperty(String propertyName, Object value) { log.debug("finding PsSeller instance with property: " + propertyName + ", value: " + value); try { String queryString = "from PsSeller as model where model." + propertyName + "= ?"; return getHibernateTemplate().find(queryString, value); } catch (RuntimeException re) { log.error("find by property name failed", re); throw re; } } public List<PsSeller> findByNickname(Object nickname) { return findByProperty(NICKNAME, nickname); } public List<PsSeller> findByPersonIdNum(Object personIdNum) { return findByProperty(PERSON_ID_NUM, personIdNum); } public List<PsSeller> findByEmail(Object email) { return findByProperty(EMAIL, email); } public List<PsSeller> findByPassword(Object password) { return findByProperty(PASSWORD, password); } public List<PsSeller> findByStatus(Object status) { return findByProperty(STATUS, status); } public List<PsSeller> findByBalance(Object balance) { return findByProperty(BALANCE, balance); } public List findAll() { log.debug("finding all PsSeller instances"); try { String queryString = "from PsSeller"; return getHibernateTemplate().find(queryString); } catch (RuntimeException re) { log.error("find all failed", re); throw re; } } public PsSeller merge(PsSeller detachedInstance) { log.debug("merging PsSeller instance"); try { PsSeller result = (PsSeller) getHibernateTemplate().merge(detachedInstance); log.debug("merge successful"); return result; } catch (RuntimeException re) { log.error("merge failed", re); throw re; } } public void attachDirty(PsSeller instance) { log.debug("attaching dirty PsSeller instance"); try { getHibernateTemplate().saveOrUpdate(instance); log.debug("attach successful"); } catch (RuntimeException re) { log.error("attach failed", re); throw re; } } public void attachClean(PsSeller instance) { log.debug("attaching clean PsSeller instance"); try { getHibernateTemplate().lock(instance, LockMode.NONE); log.debug("attach successful"); } catch (RuntimeException re) { log.error("attach failed", re); throw re; } } public static PsSellerDAO getFromApplicationContext(ApplicationContext ctx) { return (PsSellerDAO) ctx.getBean("PsSellerDAO"); } }