我正在通过视频教程学习J2EE，并停留在第一个基本的servlet上。在视频中，页面加载成功，但在我的浏览器上没有。我像讲师一样做了所有事情。服务器运行良好。已使用8080和4848检查。我也在玻璃鱼中添加了servlet，但仍然错误404。谢谢。
package com.airline.controllers;
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 AddPassenger
*/
@WebServlet("/AddPassenger")
public class AddPassenger extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public AddPassenger() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
PrintWriter out = response.getWriter();
response.setContentType("text/html");
out.println("<html><body>");
out.println("<h2>Welcome to My Airlines!!</h2>");
out.println("</body></html>");
response.getWriter().append("Served at: ").append(request.getContextPath());
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
doGet(request, response);
}
}
选择玻璃鱼服务器，右键单击并选择">发布"。现在刷新页面，这应该可以工作。