P E N C I L
Login
Schedulers
  1. Executors.newScheduledThreadPool(POOL_SIZE)
    SCHEDULER.scheduleAtFixedRate
  2. new TheadPoolExecutor(core, maxpool, timeout, new ArrayBlockingQueue(maxsize))
    ArrayBlockingQueue.offer() rejects if reach max size
    1. threadPoolExecutor.submit(Runnable)