import java.net.*;
import java.io.*;
public class Kompileerija{
  public static void main(String argumendid[]) throws Exception{
     ServerSocket ss = new ServerSocket(3721);
     while(true){
       new KompileerimisLoim(ss.accept());
     }
  }
}

class KompileerimisLoim extends Thread{
  String sisu="", failinimi;
  Socket sc;
   public KompileerimisLoim(Socket usc){
    sc=usc;
    start();
   }

   public void run(){
     try{
        DataInputStream sisse=new DataInputStream(sc.getInputStream());
      DataOutputStream valja=new DataOutputStream(sc.getOutputStream());
      failinimi=sisse.readLine();
      if(failinimi.equals(".lopp"))System.exit(0);
      String vahe=sisse.readLine();
      while(vahe!=null&!vahe.equals(".")){
        System.out.println(vahe);
        sisu+=vahe+"\n";
        vahe=sisse.readLine();
      }
      System.out.println(sisu);
      DataOutputStream rf=new DataOutputStream(new FileOutputStream(failinimi+".java"));
      rf.writeBytes(sisu);
      rf.close();
      Process pr=Runtime.getRuntime().exec("javac "+failinimi+".java");
      DataInputStream br=new DataInputStream(
        pr.getErrorStream());
      String teated="";
       vahe="";
      vahe=br.readLine();
      while(vahe!=null){
       teated+=vahe+"\n";
       vahe=br.readLine();
      }
      pr.waitFor();
    System.out.println(teated);
      valja.writeBytes(teated);
      if(teated.trim().equals(""))valja.writeBytes(".Kompileeritud\n");
      else sc.close();
      InputStream in = new FileInputStream(failinimi+".class");
      ByteArrayOutputStream bs=new ByteArrayOutputStream();
      int c=in.read();
      while(c!=-1){
        bs.write((byte)c);
        c=in.read();
      }
      byte b[]=bs.toByteArray();
      valja.write(b, 0, b.length);
      valja.close();
     }catch(Exception e){e.printStackTrace();}
   }
}