u01dbo.java

持久层hibernate技术使用的一个例子

package cn.hope.front.bo;





import java.util.List;

import org.apache.log4j.Logger;

import cn.hope.front.pojo.Student;
import cn.hope.front.pojo.TInfo;
import cn.hope.front.pojo.dao.StudentDAO;
import cn.hope.front.pojo.dao.TInfoDAO;


public class U01Dbo {
	Logger log = Logger.getLogger(U01Dbo.class.getName());
	private StudentDAO  studentDAO  = new StudentDAO ();
	private TInfoDAO tinfo=new TInfoDAO();
	
	public Student serachAll(String name, String psw) throws Exception {
		Student student = null;
		//List list=null;
			try{//从数据库提取名字和密码
			student = studentDAO.U01D(name,psw);	
			return student;
			}
			 catch (Exception e) {
					log.error(e);
					e.printStackTrace();
					throw new Exception(e);		
				}
	}
	public List U01D4bo(String name) throws Exception {
	
		List list=null;
			try{//从数据库提取名字和密码
				list = studentDAO.U01D4(name);	
			return list;
			}
			 catch (Exception e) {
					log.error(e);
					e.printStackTrace();
					throw new Exception(e);		
				}
	}
		public TInfo tserachAll(String name, String psw) throws Exception {
			TInfo tinfo1 = null;
			//List list=null;
				//从数据库提取名字和密码
			try{
				tinfo1 = tinfo.U01DT(name,psw);	
				return tinfo1;
				}
			catch (Exception e) {
				log.error(e);
				e.printStackTrace();
				throw new Exception(e);		
			}
		}
	}