com.devexperts.qd.util

Class DxTimer

java.lang.Object

com.devexperts.qd.util.DxTimer

public class DxTimer
extends Object

This is singleton for internal short periodic tasks. This class is based on ScheduledExecutorService. Used one thread to process Runnable tasks. There are two modes of operation, a single launch with delay time in the millis and daily periodic work in LocalTime. There is no guarantee of the exact launch time.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	DxTimer.Cancellable The result is triggered by the DxTimer, used only to cancel the scheduled task.

Method Summary

Modifier and Type	Method and Description
static DxTimer	getInstance() Lazy creation of a singleton instance DxTimer
DxTimer.Cancellable	runDaily(Runnable action, LocalTime localTime) Run periodic Runnable task that will start every day in LocalTime
DxTimer.Cancellable	runOnce(Runnable action, long delayMillis) Run one-time delayed Runnable task

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getInstance

public static DxTimer getInstance()

Lazy creation of a singleton instance DxTimer

Returns:

DxTimer instance

runOnce

public DxTimer.Cancellable runOnce(Runnable action,
                                   long delayMillis)

Run one-time delayed Runnable task

Parameters:

action - Runnable task

delayMillis - delay time in millis

Returns:

Cancellable

runDaily

public DxTimer.Cancellable runDaily(Runnable action,
                                    LocalTime localTime)

Run periodic Runnable task that will start every day in LocalTime

Parameters:

action - Runnable task

localTime - periodic daily invoke time

Returns:

Cancellable