trainsup/main/java/de/erich/railcontrol/TCPClient.java

package de.erich.railcontrol;

import java.io.*;
import java.net.*;

class CommunicationClient
{

    String sentence;
    String modifiedSentence;
    Socket clientSocket;
    InputStreamReader isr;
    BufferedReader inFromStdIn;
    DataOutputStream outToServer;
    boolean connected;

    public CommunicationClient() {
        Thread thread = new Thread(new Runnable() {
            @Override
            public void run() {
                String ip;
                int port;
                isr = new InputStreamReader(System.in);
                inFromStdIn = new BufferedReader(isr);
                     if(MyActivity.PlaceholderFragment.ip_selector.isChecked()) {
                         System.out.println("Online");
                        if(ParseLoksConfiguration.ip == null || ParseLoksConfiguration.port == 0) {
                            ip = "192.168.4.29";
                            port = 4303;
                        } else {
                            ip = ParseLoksConfiguration.ip;
                            port = ParseLoksConfiguration.port;
                        }
                     } else {
                         System.out.println("Default");
                        ip = "192.168.4.24";
                        port = 6789;
                    }
                System.out.println(ip + " " + port);
                try {
                    clientSocket = new Socket(ip, port);
                    System.out.println("Verbunden");
                    connected = true;
                } catch (IOException e) {
                    e.printStackTrace();
                    connected = false;
                }
            }
        });
        thread.setPriority(1);
        thread.start();
    }

    public void sendMessage(String message) throws IOException {

        System.out.printf("Enter: ");
        outToServer = new DataOutputStream(clientSocket.getOutputStream());
        //BufferedReader inFromServer = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));
        sentence = message;
        outToServer.writeBytes(sentence + '\n');
        //modifiedSentence = inFromServer.readLine();
        System.out.println("FROM SERVER: " + modifiedSentence);
    }

    public void killClient() throws IOException {
        System.out.println("Kill Client");
        sendMessage("." + "\n");
        clientSocket.close();
        System.out.println("CLient killed");
    }




}