checkpassword.java

初学的好东西值得一看看欢迎下载观看使用

import javax.servlet.http.HttpServlet;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.http.HttpSession;
public class CheckPassword extends HttpServlet{
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws IOException, ServletException
	{
		response.setContentType("text/html;charset=GB2312");
       PrintWriter out=response.getWriter();
		String user=request.getParameter("user");
		String password=request.getParameter("password");
		if(user.equals("yzj") & password.equals("710318")){
			//获取一个HttpSession接口
			HttpSession httpSession=request.getSession(true);
			//创建名字为“usr”、“password”两个Session变量
			httpSession.setAttribute("user",user);
			httpSession.setAttribute("password",password);
			response.sendRedirect("./SessionDemo");
		}
		else{
			response.sendRedirect("../site_JSP/login.htm");
		}
	}
}