src/jexer/demos/Demo2.java

   1 /*
   2  * Jexer - Java Text User Interface
   3  *
   4  * The MIT License (MIT)
   5  *
   6  * Copyright (C) 2017 Kevin Lamonte
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be included in
  16  * all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  21  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  24  * DEALINGS IN THE SOFTWARE.
  25  *
  26  * @author Kevin Lamonte [kevin.lamonte@gmail.com]
  27  * @version 1
  28  */
  29 package jexer.demos;
  30
  31 import java.net.*;
  32 import jexer.net.*;
  33
  34 /**
  35  * This class is the main driver for a simple demonstration of Jexer's
  36  * capabilities.  Rather than run locally, it serves a Jexer UI over a TCP
  37  * port.
  38  */
  39 public class Demo2 {
  40
  41     /**
  42      * Main entry point.
  43      *
  44      * @param args Command line arguments
  45      */
  46     public static void main(final String [] args) {
  47         ServerSocket server = null;
  48         try {
  49             if (args.length == 0) {
  50                 System.err.printf("USAGE: java -cp jexer.jar jexer.demos.Demo2 port\n");
  51                 return;
  52             }
  53
  54             int port = Integer.parseInt(args[0]);
  55             server = new TelnetServerSocket(port);
  56             while (true) {
  57                 Socket socket = server.accept();
  58                 System.out.printf("New connection: %s\n", socket);
  59                 DemoApplication app = new DemoApplication(socket.getInputStream(),
  60                     socket.getOutputStream());
  61                 System.out.printf("   language: %s\n",
  62                     ((jexer.net.TelnetInputStream) socket.getInputStream()).
  63                         getLanguage());
  64                 (new Thread(app)).start();
  65             }
  66         } catch (Exception e) {
  67             e.printStackTrace();
  68         } finally {
  69             if (server != null) {
  70                 try {
  71                     server.close();
  72                 } catch (Exception e) {
  73                     // SQUASH
  74                 }
  75             }
  76         }
  77     }
  78
  79 }