chukudanserviceimpl.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.ChuKuDanDAO;
import com.yuanjin.mtgx.dao.impl.ChuKuDanDAOImpl;
import com.yuanjin.mtgx.entity.ChuKuDan;
import com.yuanjin.mtgx.service.ChuKuDanService;
import com.yuanjin.mtgx.util.HbnUtil;

public class ChuKuDanServiceImpl implements ChuKuDanService {
	
	private ChuKuDanDAO dao=new ChuKuDanDAOImpl();

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

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

	public List findAllChuKuDan() {
		// 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) {
			// TODO Auto-generated catch block
			tran.rollback();
			e.printStackTrace();
		}
		return list;
	}

	public ChuKuDan findChuKuDanByNo(String ckdbh) {
		// TODO Auto-generated method stub
		Session session=null;
		Transaction tran=null;
		ChuKuDan ckd=null;
		try {
			session=HbnUtil.getCurrentSession();
			tran=session.beginTransaction();
			ckd=dao.findByNo(ckdbh);
			tran.commit();
		} catch (HibernateException e) {
			// TODO Auto-generated catch block
			tran.rollback();
			e.printStackTrace();
		}
		return ckd;
	}

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

	
}