创建LoginFail 和LoginSuccess后将URL设置为/loginSuccess /loginFail 在
==========================成功================================
package com.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class LoginSuccess
*/
@WebServlet("/LoginSuccess")
public class LoginSuccess extends HttpServlet {
protected void processRequest(HttpServletRequest request, HttpServletResponse response)throws ServletException,IOException{
response.setContentType("text/html;charset=gbk");
PrintWriter out =response.getWriter();
try{
out.println("");
out.println("");
out.println("登陆成功");
out.println("");
out.println("登陆成功
");
out.println("");
out.println("");
}finally{
out.close();
}
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
processRequest(request,response);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
processRequest(request,response);
}
}
===========================失败===============================
package com.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class LoginFail
*/
@WebServlet("/LoginFail")
public class LoginFail extends HttpServlet {
protected void processRequest(HttpServletRequest request, HttpServletResponse response)throws ServletException,IOException{
response.setContentType("text/html;charset=gbk");
PrintWriter out =response.getWriter();
try{
out.println("");
out.println("");
out.println("登陆失败");
out.println("");
out.println("登陆失败！请重新登录
");
out.println("");
out.println("");
}finally{
out.close();
}
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
processRequest(request,response);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
processRequest(request,response);
}
} |
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你的servlet的映射是使用注解的方式实现的，不需要再web.xml中配置了。
比如你看LoginSuccess 类的开始的地方有个@WebServlet("/LoginSuccess") 双引号里的就是你需要映射的url地址，如果你想映射成/loginSuccess，就改成@WebServlet("/loginSuccess")即可。 |
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