requestdisplay.java

来自「Java网络编程与分布式计算, 主要分析java网络各方面的编程, 提供许多实用」· Java 代码 · 共 20 行

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;

// Chapter 10, Listing 2
public class RequestDisplay extends HttpServlet
{
    public void doGet(HttpServletRequest req,
      HttpServletResponse res) throws IOException
    {
       PrintWriter pw = new PrintWriter ( new BufferedWriter (
                          new OutputStreamWriter ( res.getOutputStream() ) ) );

      pw.println("req.getScheme()="+req.getScheme());
      pw.println("req.getRequestURI()="+req.getRequestURI());
      pw.println("req.getProtocol()="+req.getProtocol());
      pw.println("req.getHeader(\"User-Agent\")="+req.getHeader("User-Agent"));
      pw.close();
    }
}