src/com/dao/yaocaiDao.java

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




import com.bean.yaocai;
import com.util.DBO;
import java.util.List;
import java.sql.ResultSet;
public class yaocaiDao {
	private DBO db=null;//
	 private yaocai yaocai=null;
	 public void  insert(yaocai yaocai) throws Exception{//添加药材
			db=new DBO();
		   db.open();
			
			String sql = "insert into yaocai (mc,lb,bc,sx,gm,s,k,m,fbqy,ys,cjlx,xttz,sm,kczdl,zl ) values ('"+yaocai.getMc()+"','"+yaocai.getLb()+"','"+yaocai.getBc()+"','"+yaocai.getSx()+"','"+yaocai.getGm()+"','"+yaocai.getS()+"','"+yaocai.getK()+"','"+yaocai.getM()+"','"+yaocai.getFbqy()+"','"+yaocai.getYs()+"','"+yaocai.getCjlx()+"','"+yaocai.getXttz()+"','"+yaocai.getSm()+"','"+yaocai.getKczdl()+"','"+yaocai.getZl()+"')";
		
			
			db.update(sql);
			//db.commit();
			db.close();
		
		}
	 public void  modify(yaocai yaocai) throws Exception{//修改药材
			db=new DBO();
		   db.open();
			
			String sql = "update yaocai set  mc='"+yaocai.getMc()+"',lb='"+yaocai.getLb()+"',bc='"+yaocai.getBc()+"',sx='"+yaocai.getSx()+"',gm='"+yaocai.getGm()+"',s='"+yaocai.getS()+"',k='"+yaocai.getK()+"',m='"+yaocai.getM()+"',fbqy='"+yaocai.getFbqy()+"',ys='"+yaocai.getYs()+"',cjlx='"+yaocai.getCjlx()+"',xttz='"+yaocai.getXttz()+"',sm='"+yaocai.getSm()+"',kczdl='"+yaocai.getKczdl()+"',zl='"+yaocai.getZl()+"' where ycid ='"+yaocai.getYcid()+"'";
		
			
			db.update(sql);
			//db.commit();
			db.close();
		
		}
	 public void  delete(String keyid) throws Exception{//删除药材
			db=new DBO();
		        db.open();
			
			String sql = "delete from yaocai where ycid='"+keyid+"'";
		
			
			db.update(sql);
			//db.commit();
			db.close();
		
		}
	 public ResultSet  qlist(String sl) throws Exception{//查询药材
		   db=new DBO();
		   db.open();
		   String sql="select * from yaocai where  1=1 ";
		if(!sl.equals("")){
			sql+=sl;
			
		}
		   System.out.println("sql="+sql);