Programming for beginners: getServerPort() : Get the Server Port

Thursday, 7 August 2014

getServerPort() : Get the Server Port

public int getServerPort()

Returns the port number to which the request was sent.

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

@WebServlet(urlPatterns = {"/GetServerDetails"})
public class GetServerDetails extends HttpServlet {
     @Override
    public void doGet(HttpServletRequest req,HttpServletResponse res) throws ServletException, IOException {
        try(PrintWriter out = res.getWriter()){
            String serverName = req.getServerName();
            int port = req.getServerPort();
            
            out.println("<html><head><title>Server Details</title>");
            out.println("<body><h1>");
            out.println("Server Name: " + serverName);
            out.println("<br />Server Port: " + port);
            out.println("</h1></body></html>");
        }
    }   
}

Run the above servlet like

'http://localhost:8080/servlet/GetServerDetails'

Output

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Programming for beginners

Thursday, 7 August 2014

getServerPort() : Get the Server Port

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