import java.util.Random;

public class BrusMain {
    private static final int NUM_BUYERS = 3;
    private static final int NUM_SODAS_PER_BUYER = 5;
    private static final int SODAS_PER_REFILL = 5;
    private static final int NUM_REFILLS = (NUM_BUYERS * NUM_SODAS_PER_BUYER) /
                                            SODAS_PER_REFILL;
    private static final int MAX_BUYER_SLEEP = 5000;
    private static final int MAX_REFILL_SLEEP = 3000;
    private static final Random random = new Random(12345);

    public static void main(String[] args) {
      BrusMaskin bm = new BrusMaskin(SODAS_PER_REFILL);

      Runnable kjoper = new Runnable() {
        public void run(){
          for(int i = 0; i < NUM_SODAS_PER_BUYER; i++){
            try{
              Thread.sleep(Math.abs(random.nextInt()) % MAX_BUYER_SLEEP);
            }catch (InterruptedException e){

            }
            bm.kjopBrus();
          }
        }
      };

      for(int i = 0; i < NUM_BUYERS; i++){
        new Thread(kjoper).start();
      }

      new Thread(new Runnable(){
        public void run(){
          for(int i = 0; i < NUM_REFILLS; i++){
            try{
              Thread.sleep(Math.abs(random.nextInt()) % MAX_REFILL_SLEEP);
            }catch(InterruptedException e){

            }
            bm.fyllpaa();
          }
        }
      }).start();
      }

      /*
      Lambda-funksjonen over er en kortform av f?lgende:
      
      Runnable dndj = new Runnable();
      Thread jddj = new Thread(dndj);
      jddj.start();
      */
}