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.admin.data; import java.sql.Timestamp; import java.util.List; import org.hibernate.LockMode; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.context.ApplicationContext; import org.springframework.orm.hibernate3.support.HibernateDaoSupport; /** * A data access object (DAO) providing persistence and search support for * PsNoticeAdmin 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.PsNoticeAdmin * @author MyEclipse Persistence Tools */ public class PsNoticeAdminDAO extends HibernateDaoSupport { private static final Logger log = LoggerFactory.getLogger(PsNoticeAdminDAO.class); // property constants public static final String MESSAGE = "message"; public static final String SOURCE = "source"; public static final String IS_VALID = "isValid"; protected void initDao() { // do nothing } public void save(PsNoticeAdmin transientInstance) { log.debug("saving PsNoticeAdmin instance"); try { getHibernateTemplate().save(transientInstance); log.debug("save successful"); } catch (RuntimeException re) { log.error("save failed", re); throw re; } } public void delete(PsNoticeAdmin persistentInstance) { log.debug("deleting PsNoticeAdmin instance"); try { getHibernateTemplate().delete(persistentInstance); log.debug("delete successful"); } catch (RuntimeException re) { log.error("delete failed", re); throw re; } } public PsNoticeAdmin findById(java.lang.Integer id) { log.debug("getting PsNoticeAdmin instance with id: " + id); try { PsNoticeAdmin instance = (PsNoticeAdmin) getHibernateTemplate() .get("com.bitranger.parknshop.admin.data.PsNoticeAdmin", id); return instance; } catch (RuntimeException re) { log.error("get failed", re); // PsNoticeAdmin instance = (PsNoticeAdmin) getHibernateTemplate() // .get(" PsNoticeAdmin ", id); // return instance; throw re; } } public List<PsNoticeAdmin> findByExample(PsNoticeAdmin instance) { log.debug("finding PsNoticeAdmin instance by example"); try { List<PsNoticeAdmin> results = (List<PsNoticeAdmin>) 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 PsNoticeAdmin instance with property: " + propertyName + ", value: " + value); try { String queryString = "from PsNoticeAdmin 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<PsNoticeAdmin> findByMessage(Object message) { return findByProperty(MESSAGE, message); } public List<PsNoticeAdmin> findBySource(Object source) { return findByProperty(SOURCE, source); } public List<PsNoticeAdmin> findByIsValid(Object isValid) { return findByProperty(IS_VALID, isValid); } public List<PsNoticeAdmin> findAll() { log.debug("finding all PsNoticeAdmin instances"); try { String queryString = "from PsNoticeAdmin"; return getHibernateTemplate().find(queryString); } catch (RuntimeException re) { log.error("find all failed", re); throw re; } } public PsNoticeAdmin merge(PsNoticeAdmin detachedInstance) { log.debug("merging PsNoticeAdmin instance"); try { PsNoticeAdmin result = (PsNoticeAdmin) getHibernateTemplate().merge(detachedInstance); log.debug("merge successful"); return result; } catch (RuntimeException re) { log.error("merge failed", re); throw re; } } public void attachDirty(PsNoticeAdmin instance) { log.debug("attaching dirty PsNoticeAdmin instance"); try { getHibernateTemplate().saveOrUpdate(instance); log.debug("attach successful"); } catch (RuntimeException re) { log.error("attach failed", re); throw re; } } public void attachClean(PsNoticeAdmin instance) { log.debug("attaching clean PsNoticeAdmin instance"); try { getHibernateTemplate().lock(instance, LockMode.NONE); log.debug("attach successful"); } catch (RuntimeException re) { log.error("attach failed", re); throw re; } } public static PsNoticeAdminDAO getFromApplicationContext(ApplicationContext ctx) { return (PsNoticeAdminDAO) ctx.getBean("PsNoticeAdminDAO"); } }