?? requestheaderdemo.java
字號:
import Java.io.*;
import Javax.servlet.*;
import Javax.servlet.http.*;
import Java.util.*;
public class RequestHeaderDemo extends HttpServlet {
public void doGet(HttpServletRequest req, HttpServletResponse res)throws ServletException,IOException{
res.setContentType("text/html");
PrintWriter out = res.getWriter();
Enumeration e = req.getHeaderNames();
out.println("<html><head>");
out.println("<title>取得Request Heads的演示程序</title>");
out.println("</head>");
out.println("<body>");
out.println("<h2 align=center><font color=#FF0000>取得Request Heads的演示程序</font></h2>");
out.println("<table border=0 width=100%>");
while (e.hasMoreElements()) {
String headName = (String)e.nextElement();
String headValue = req.getHeader(headName);
out.println("<tr><td width=11% bgcolor=#CCCCCC>"+headName+"：</td><td width=89%>"+headValue+"</td></tr>");
}
out.println("</table>");
out.println("</body></html>");
}
}
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