show.jsp

一个小例子对入学者使用用的是JAVA的基本知识

<%@ page language="java" import="java.util.*" pageEncoding="gbk"%>
<jsp:directive.page import="page.JDBCTraining" />
<%
	String name = request.getParameter("text1");
	if (name.trim().length()==0){
	  name=null;
	}
	String pass = request.getParameter("text2");
	
	String sql = "select * from student where name=? and pass=?";
	List list = JDBCTraining.query(sql,name,pass);
	int rel = list.size();
	if (rel > 0) {
		out.print("操作成功");
	} else {
		out.print("操作失败");
	}
	
	//String sql = "insert into student(name,pass) values(?,?)";
	//int rel = JDBCTraining.update(sql,name,pass);
	//if (rel > 0) {
//		out.print("操作成功");
//	} else {
//		out.print("操作失败");
//	}
%>