chukushenqingdanserviceimpl.java

自己写的一个java购销系统

package com.yuanjin.mtgx.service.impl;

import java.util.List;

import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.hibernate.Transaction;

import com.yuanjin.mtgx.dao.ChuKuShenQingDanDAO;
import com.yuanjin.mtgx.dao.impl.ChuKuShenQingDanDAOImpl;
import com.yuanjin.mtgx.entity.ChuKuShenQingDan;
import com.yuanjin.mtgx.service.ChuKuShenQingDanService;
import com.yuanjin.mtgx.util.HbnUtil;

public class ChuKuShenQingDanServiceImpl implements ChuKuShenQingDanService {
   
	private ChuKuShenQingDanDAO dao=new ChuKuShenQingDanDAOImpl();
	
	public boolean addChuKuShenQingDan(ChuKuShenQingDan cksqd) {
		// TODO Auto-generated method stub
		Session session=null;
		Transaction tran=null;
		boolean success=false;
		try {
			session=HbnUtil.getCurrentSession();
			tran=session.beginTransaction();
			dao.save(cksqd);
			tran.commit();
			success=true;
		} catch (HibernateException e) {
			tran.rollback();
			e.printStackTrace();
		}
		return success;
	}

	public boolean deleteChuKuShenQingDan(ChuKuShenQingDan cksqd) {
		// TODO Auto-generated method stub
		Session session=null;
		Transaction tran=null;
		boolean success=false;
		try {
			session=HbnUtil.getCurrentSession();
			tran=session.beginTransaction();
			dao.delete(cksqd);
			tran.commit();
			success=true;
		} catch (HibernateException e) {
			tran.rollback();
			e.printStackTrace();
		}
		return success;
	}

	public List findAllChuKuShenQingDan() {
		// TODO Auto-generated method stub
		Session session=null;
		Transaction tran=null;
		List list=null;
		try {
			session=HbnUtil.getCurrentSession();
			tran=session.beginTransaction();
			list=dao.findALL();
			tran.commit();
		} catch (HibernateException e) {
			tran.rollback();
			e.printStackTrace();
		}
		return list;
	}

	public ChuKuShenQingDan findChuKuShenQingDanByNo(String cksqdbh) {
		// TODO Auto-generated method stub
		Session session=null;
		Transaction tran=null;
		ChuKuShenQingDan cksqd=null;
		try {
			session=HbnUtil.getCurrentSession();
			tran=session.beginTransaction();
			cksqd=dao.findByNo(cksqdbh);
			tran.commit();
		} catch (HibernateException e) {
			tran.rollback();
			e.printStackTrace();
		}
		return cksqd;
	}

	public boolean modifyChuKuShenQingDan(ChuKuShenQingDan cksqd) {
		// TODO Auto-generated method stub
		Session session=null;
		Transaction tran=null;
		boolean success=false;
		try {
			session=HbnUtil.getCurrentSession();
			tran=session.beginTransaction();
			dao.update(cksqd);
			tran.commit();
			success=true;
		} catch (HibernateException e) {
			tran.rollback();
			e.printStackTrace();
		}
		return success;
	}

}