Gck.rar_gck 修改

package com.gck.testserlet; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletContext; import javax.servlet.ServletException; import javax.servlet.http.Cookie; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import com.gck.jicheng.Jicheng; public class FirstSerlet extends HttpServlet { public FirstSerlet() { super(); } public void destroy() { super.destroy(); // Just puts "destroy" string in log // Put your code here } public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { this.doPost(request, response); } public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { //设置编码 request.setCharacterEncoding("utf-8"); //获取参数 String username=request.getParameter("username"); String passw=request.getParameter("passw"); String time=request.getParameter("seltime"); int hous=0; if(time!=null) { hous=Integer.parseInt(time); } if(hous!=0) { Cookie usernamecookie=new Cookie("username",username); Cookie passwcookie=new Cookie("passw",passw); usernamecookie.setMaxAge(hous*3600); passwcookie.setMaxAge(hous*3600); response.addCookie(usernamecookie); response.addCookie(passwcookie); } if(username==null||username.equals("")) { //设置属性传递信息 request.setAttribute("msg", "账号不能为空"); request.getRequestDispatcher("Login.jsp").forward(request, response); } else if(passw==null ||passw.equals("")) { request.setAttribute("msg", "密码不能为空"); request.getRequestDispatcher("Login.jsp").forward(request, response); } else { int flag=new Jicheng().login(username,passw); if(flag==0) { request.setAttribute("msg", "账号已被锁定"); request.getRequestDispatcher("Login.jsp").forward(request, response); } if(flag==1) { //获取上下文对象 ServletContext sc=this.getServletContext(); int count=0; //获取属性 Object str=sc.getAttribute("count"); if(str==null) { count=1; } else { count=(Integer)str; count++; } //设置上下文参数 sc.setAttribute("count", count); //获取会话 HttpSession session=request.getSession(); //设置传回去的属性； session.setAttribute("username", username); request.setAttribute("msg", "恭喜你登陆成功！"); request.getRequestDispatcher("Sccess.jsp").forward(request, response); } if(flag==2) { request.setAttribute("msg", "账号存在安全问题"); request.getRequestDispatcher("Login.jsp").forward(request, response); } } } /** * Initialization of the servlet. <br> * * @throws ServletException if an error occurs */ public void init() throws ServletException { // Put your code here } }