VL-Programmieren/VL14/Aufgabe02/Aufgabe02.java

package VL14.Aufgabe02;

import java.util.Random;

/**
 * Vorlesung 14 / Aufgabe 2
 *
 * @author Sebastian Brosch
 */
public class Aufgabe02 {
  public static void main(String[] args) throws Exception {
    final int NUMBER_OF_USERS = 2;
    final int NUMBER_OF_PRINTERS = 2;

    // create some printers.
    for (int p = 0; p < NUMBER_OF_PRINTERS; p++) {
      Thread threadPrinter = new Thread(new Printer());
      threadPrinter.start();
    }

    // create some users.
    for (int u = 0; u < NUMBER_OF_USERS; u++) {
      Thread threadUser = new Thread(new User(getRandomNumber(1, 10) * 1000));
      threadUser.start();
    }
  }

  /**
   * Method to determine a random number from a certain range.
   *
   * @param start The first number of the range.
   * @param end   The last number of the range.
   * @return A random number from a certain range.
   */
  private static int getRandomNumber(int start, int end) {
    return (new Random()).nextInt((end - start + 1)) + start;
  }
}