How to use

randomInterval

method

in

org.apache.activemq.artemis.utils.RandomUtil

  /**
  * Returns a pseudo random number between {@code 0} (inclusive) and {@code max} exclusive.
  *
  * @param max the upper limit of the random number selection
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   return RandomUtil.randomInterval(0, max);
  }
}

  /**
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   if (pos == -1) {
     pos = RandomUtil.randomInterval(0, max);
   }

   return pos;
  }
}

  @Override
  public int select(final int max) {
   if (first) {
     // We start on a random one
     pos = RandomUtil.randomInterval(0, max);

     first = false;
   } else {
     pos++;

     if (pos >= max) {
      pos = 0;
     }
   }

   return pos;
  }
}

@Override
public void openBroadcaster() throws Exception {
  if (localBindPort != -1) {
   broadcastingSocket = new DatagramSocket(localBindPort, localAddress);
  } else {
   if (localAddress != null) {
     for (int i = 0; i < 100; i++) {
      int nextPort = RandomUtil.randomInterval(3000, 4000);
      try {
        broadcastingSocket = new DatagramSocket(nextPort, localAddress);
        ActiveMQClientLogger.LOGGER.broadcastGroupBindError(localAddress.toString() + ":" + nextPort);
        break;
      } catch (Exception e) {
        ActiveMQClientLogger.LOGGER.broadcastGroupBindErrorRetry(localAddress.toString() + ":" + nextPort, e);
      }
     }
   }
   if (broadcastingSocket == null) {
     broadcastingSocket = new DatagramSocket();
   }
  }
  open = true;
}

  /**
  * Returns a pseudo random number between {@code 0} (inclusive) and {@code max} exclusive.
  *
  * @param max the upper limit of the random number selection
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   return RandomUtil.randomInterval(0, max);
  }
}

  /**
  * Returns a pseudo random number between {@code 0} (inclusive) and {@code max} exclusive.
  *
  * @param max the upper limit of the random number selection
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   return RandomUtil.randomInterval(0, max);
  }
}

  /**
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   if (pos == -1) {
     pos = RandomUtil.randomInterval(0, max);
   }

   return pos;
  }
}

  /**
  * Returns a pseudo random number between {@code 0} (inclusive) and {@code max} exclusive.
  *
  * @param max the upper limit of the random number selection
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   return RandomUtil.randomInterval(0, max);
  }
}

  /**
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   if (pos == -1) {
     pos = RandomUtil.randomInterval(0, max);
   }

   return pos;
  }
}

  /**
  * Returns a pseudo random number between {@code 0} (inclusive) and {@code max} exclusive.
  *
  * @param max the upper limit of the random number selection
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   return RandomUtil.randomInterval(0, max);
  }
}

  /**
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   if (pos == -1) {
     pos = RandomUtil.randomInterval(0, max);
   }

   return pos;
  }
}

  /**
  * Returns a pseudo random number between {@code 0} (inclusive) and {@code max} exclusive.
  *
  * @param max the upper limit of the random number selection
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   return RandomUtil.randomInterval(0, max);
  }
}

  /**
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   if (pos == -1) {
     pos = RandomUtil.randomInterval(0, max);
   }

   return pos;
  }
}

  /**
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   if (pos == -1) {
     pos = RandomUtil.randomInterval(0, max);
   }

   return pos;
  }
}

  @Override
  public int select(final int max) {
   if (first) {
     // We start on a random one
     pos = RandomUtil.randomInterval(0, max);

     first = false;
   } else {
     pos++;

     if (pos >= max) {
      pos = 0;
     }
   }

   return pos;
  }
}

  /**
  * Returns a pseudo random number between {@code 0} (inclusive) and {@code max} exclusive.
  *
  * @param max the upper limit of the random number selection
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   return RandomUtil.randomInterval(0, max);
  }
}

  /**
  * @see java.util.Random#nextInt(int)
  */
  @Override
  public int select(final int max) {
   if (pos == -1) {
     pos = RandomUtil.randomInterval(0, max);
   }

   return pos;
  }
}

  @Override
  public int select(final int max) {
   if (first) {
     // We start on a random one
     pos = RandomUtil.randomInterval(0, max);

     first = false;
   } else {
     pos++;

     if (pos >= max) {
      pos = 0;
     }
   }

   return pos;
  }
}

  @Override
  public int select(final int max) {
   if (first) {
     // We start on a random one
     pos = RandomUtil.randomInterval(0, max);

     first = false;
   } else {
     pos++;

     if (pos >= max) {
      pos = 0;
     }
   }

   return pos;
  }
}

public static void main(String[] arg) {
 long start = Long.parseLong(arg[0]);
 try {
   Thread.sleep((start - System.currentTimeMillis()) / 2);
 } catch (Exception e) {
 }
 while (System.currentTimeMillis() < start) {
   Thread.yield();
 }
 int value;
 value = RandomUtil.randomInterval(0, 255);
 System.exit(value);
}