com.cumulocity.sdk.client
Class FixedRatePoller

java.lang.Object
  com.cumulocity.sdk.client.FixedRatePoller

All Implemented Interfaces:

Poller

Direct Known Subclasses:

MeasurementFixedRatePoller, OperationsByAgentAndStatusPollerImpl

public abstract class FixedRatePoller
extends Object
implements Poller

A poller that triggers tasks to execute at a fixed rate.
This class will trigger the defined pollingTask to run at the configured period.

Constructor Summary

FixedRatePoller(ScheduledThreadPoolExecutor pollingExecutor, long periodInterval)
Create a fixed rate poller using the given thread pool and with the given fixed rate period.

Method Summary

protected long	getPeriod()
protected Runnable	getPollingTask()
protected void	setPollingTask(Runnable pollingTask)
boolean	start() Starts poller
void	stop() Stops poller after finishing all started jobs

Methods inherited from class java.lang.Object

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

Constructor Detail

FixedRatePoller

public FixedRatePoller(ScheduledThreadPoolExecutor pollingExecutor,
                       long periodInterval)

Create a fixed rate poller using the given thread pool and with the given fixed rate period.

Parameters:

periodInterval - polling interval in milliseconds

Method Detail

start

public boolean start()

Description copied from interface: Poller

Starts poller

Specified by:

start in interface Poller

Returns:

true if the poller was successfully started

stop

public void stop()

Description copied from interface: Poller

Stops poller after finishing all started jobs

Specified by:

stop in interface Poller

setPollingTask

protected void setPollingTask(Runnable pollingTask)

getPollingTask

protected Runnable getPollingTask()

getPeriod

protected long getPeriod()

Returns:

the fixed rate polling interval in milliseconds