JAVA WEB 开发详解（JSP+Serlet)

【文件属性】：

文件名称：JAVA WEB 开发详解（JSP+Serlet)

文件大小：1.74MB

文件格式：RAR

更新时间：2012-04-02 16:23:51

JSP Serlet JAVA

package org.sunxin.lesson.jsp.ch24; import javax.servlet.*; import java.io.*; import javax.servlet.http.*; public class LoginCheckServlet extends HttpServlet { public void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException,IOException { HttpSession session=req.getSession(); String randomCode=(String)session.getAttribute("randomCode"); if(null==randomCode) { resp.sendRedirect("login.html"); return; } String reqRandom=req.getParameter("random"); req.setCharacterEncoding("GBK"); resp.setContentType("text/html;charset=GBK"); PrintWriter out=resp.getWriter(); if(randomCode.equals(reqRandom)) { out.println("验证码匹配！"); } else { out.println("验证码校验失败，请返回重新输入!"); } out.close(); } }