Package cc.openhome;
Import java.io.IOException;
Import Java.io.PrintWriter;
Import java.util.Enumeration;
Import javax.servlet.ServletException;
Import Javax.servlet.annotation.WebServlet;
Import Javax.servlet.http.HttpServlet;
Import Javax.servlet.http.HttpServletRequest;
Import Javax.servlet.http.HttpServletResponse;
@WebServlet ("/header.view")
public class Headerservlet extends HttpServlet {
@Override
protected void doget (HttpServletRequest request, httpservletresponse response) throws Servletexception, IOException {
TODO auto-generated Method Stub
PrintWriter out = Response.getwriter ();
Out.println ("
Out.println ("
Out.println ("<title>HeaderServlet</title>");
Out.println ("
Out.println ("<body>");
Out.println ("enumeration<string> names = Request.getheadernames ();
while (Names.hasmoreelements ()) {
String name = Names.nextelement ();
OUT.PRINTLN (name + ":" + request.getheader (name) + "<br>");
}
Out.println ("</body>");
Out.println ("
Out.close ();
}
}
Jsp&&servlet Study Notes (iv): About HttpServletRequest
