src/com/dao/htlxDao.java

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package com.dao;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;




import com.bean.htlx;
import com.util.DBO;
import java.util.List;
import java.sql.ResultSet;
public class htlxDao {
	private DBO db=null;//
	 private htlx htlx=null;
	 public void  insert(htlx htlx) throws Exception{//添加合同履行
			db=new DBO();
		   db.open();
			
			String sql = "insert into htlx (ht,lx,yh,ms,sj ) values ('"+htlx.getHt()+"','"+htlx.getLx()+"','"+htlx.getYh()+"','"+htlx.getMs()+"','"+htlx.getSj()+"')";
		
			
			db.update(sql);
			//db.commit();
			db.close();
		
		}
	 public void  modify(htlx htlx) throws Exception{//修改合同履行
			db=new DBO();
		   db.open();
			
			String sql = "update htlx set  ht='"+htlx.getHt()+"',lx='"+htlx.getLx()+"',yh='"+htlx.getYh()+"',ms='"+htlx.getMs()+"',sj='"+htlx.getSj()+"' where htlxid ='"+htlx.getHtlxid()+"'";
		
			
			db.update(sql);
			//db.commit();
			db.close();
		
		}
	 public void  delete(String keyid) throws Exception{//删除合同履行
			db=new DBO();
		        db.open();
			
			String sql = "delete from htlx where htlxid='"+keyid+"'";
		
			
			db.update(sql);
			//db.commit();
			db.close();
		
		}
	 public ResultSet  qlist(String sl) throws Exception{//查询合同履行
		   db=new DBO();
		   db.open();
		   String sql="select * from htlx where  1=1 ";
		if(!sl.equals("")){
			sql+=sl;
			
		}
		   System.out.println("sql="+sql);