📄 loginservlet.java
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package com.tarena.serv.app;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class LoginServlet extends HttpServlet {
protected void doPost(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
response.setContentType("text/html;charset=gbk");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head>");
out.println("<title>parameter</title>");
out.println("</head>");
out.println("<body>");
String userName = request.getParameter("userName");
String password = request.getParameter("password");
out.println("userName:" + userName + "<br>");
out.println("password:" + password);
out.println("</body>");
out.println("</html>");
out.close();
}
}
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