requestheaderexample.java

来自「jsp网站编程技巧教程 想学jsp的来吧」· Java 代码 · 共 19 行

import java.io.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class RequestHeaderExample extends HttpServlet {
    public void doGet(HttpServletRequest request, HttpServletResponse response)    throws IOException, ServletException
    {
        response.setContentType("text/html");
        PrintWriter out = response.getWriter();
        // 取得HEAD的头信息的遍历器
        Enumeration e = request.getHeaderNames();
        while (e.hasMoreElements()) {
            String name = (String)e.nextElement();
            String value = request.getHeader(name);
            out.println(name + " = " + value);
        }
    }
}