java_web/java/com/demo/ShowTimeServlet.java

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Java
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2024-11-25 19:06:50 +08:00
package com.demo;
import java.io.*;
import java.util.*;
import java.text.SimpleDateFormat;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.annotation.WebServlet;
@WebServlet("/ShowTimeServlet")
public class ShowTimeServlet extends HttpServlet {
/**
*
*/
private static final long serialVersionUID = 1L;
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=gb2312");
response.setCharacterEncoding("gb2312");
PrintWriter out = response.getWriter();
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd a HH:mm:ss");
String s = sdf.format(date);
out.println("<!DOCTYPE html>");
out.println("<html>");
out.println("<head>");
out.println("<meta charset=\"gb2312\">");
out.println("<meta http-equiv=\"refresh\" content=\"2\">");
out.println("<title>显示时间</title>");
out.println("</head>");
out.println("<body>");
out.println("<h3 align=\"center\">每2秒钟刷新一次页面</h3><p>");
out.println("<h3 align=\"center\">现在的时间是:" + s + "</h3><p>");
out.println("</body>");
out.println("</html>");
}
}