Simulation

import encoding.*;
import router.*;
import java.util.*;
import java.lang.*;
import java.io.*;

public class Simulation{
    public static void main(String[] args){
        Node node = Network.createNetwork();
        List<String> lista = new LinkedList<String>();

        String inputFile = args[0];
        String outputFile = args[1];

        try(BufferedReader br = new BufferedReader(new FileReader(inputFile))){
            PrintWriter pw = new PrintWriter(outputFile);
            while(br.ready()){
                try{
                    lista.clear();
                    boolean jo = true;
                    String sor = br.readLine();
                    int vonalak_szama = 0;
                    for(int i = 0; i < sor.length(); ++i){
                        if(sor.charAt(i) == '|'){
                            ++vonalak_szama;
                        }
                    }
                    if(vonalak_szama != 1){
                        jo = false;
                    }
                    if(jo){
                        String[] sv = sor.split("@");
                        String[] sv2 = sv[1].split("\\|");
                        IPAddress ip = IPAddress.fromString(sv2[1]);
                        Message msg = new Message(sv[0],sv2[0]);
                        Packet<Message> csomag = new Packet<Message>(msg,ip);
                        lista.add(node.tracePacket(csomag));
                        try{
                            String s = "";
                            for(String f: lista){
                                s += f;
                            }
                            pw.print(s);
                            pw.println();
                        }
                        catch(Exception e){
                            System.err.println("Hiba tortent az iras soran!");
                        }
                    }
                }
                catch(Exception e){
                }
            }
            System.out.println("Sikeres fajl olvasas!");
            pw.close();
            System.out.println("Sikeres fajl iras!");
        }
        catch(FileNotFoundException e) {
            System.err.println("Nem talalhato az inputfajl.");
        }
        catch(IOException e) {
            System.err.println("IO hiba");
        }
    }
}