Eclipse -- Servlet demo创建

前期准备

1.eclipse下载配置

2.tomcat下载配置

package com.zlj;

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 MyServletDemo extends HttpServlet {

    /**
     * 
     */
    private static final long serialVersionUID = 4453896088111078312L;

    private String mymsg;

    public void init() throws ServletException {
        mymsg = "Hello World!";
    }

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        // TODO Auto-generated method stub
//        super.doGet(req, resp);

        resp.setContentType("text/html");
        PrintWriter out = resp.getWriter();
        out.println("<h1>" + mymsg + "</h1>");
    }

}

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