WebRoot/chukujilu_add_post.jsp

（完整代码） 1KB 

<%@ page language="java"  pageEncoding="gb2312" import="java.sql.*" %>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%
request.setCharacterEncoding("gb2312"); 
response.setCharacterEncoding("gb2312"); 
%>
<jsp:useBean id="connDbBean" scope="page" class="db.db"/>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'adminyanzheng.jsp' starting page</title>
    

  </head>
  
  <body>
  <%
 

String bianhao=request.getParameter("bianhao");String mingcheng=request.getParameter("mingcheng");String kucun=request.getParameter("kucun");String chukushuliang=request.getParameter("chukushuliang");String kehu=request.getParameter("kehu");String beizhu=request.getParameter("beizhu");String caozuoyuan=request.getParameter("caozuoyuan");
if(Float.valueOf(kucun).floatValue()<Float.valueOf(chukushuliang).floatValue())
{
  	  	out.print("<script>alert('对不起，库存不足!!');location.href='chukujilu_add.jsp';</script>");
}
else
{


	
  	  	String sql="insert into chukujilu(bianhao,mingcheng,kucun,chukushuliang,kehu,beizhu,caozuoyuan) values('"+bianhao+"','"+mingcheng+"','"+kucun+"','"+chukushuliang+"','"+kehu+"','"+beizhu+"','"+caozuoyuan+"') ";
  	  	
  	  	connDbBean.executeUpdate(sql);
		sql="update shangpinxinxi set kucun=kucun-"+chukushuliang+" where bianhao='"+bianhao+"'";
		connDbBean.executeUpdate(sql);
  	  	out.print("<script>alert('添加成功!!');location.href='chukujilu_add.jsp';</script>");
  	  

}
 %>
  </body>
</html>

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