Package org.apache.iotdb.commons.concurrent.threadpool

Class ScheduledExecutorUtil

java.lang.Object

org.apache.iotdb.commons.concurrent.threadpool.ScheduledExecutorUtil

public class ScheduledExecutorUtil
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
ScheduledExecutorUtil()

Method Summary

Modifier and Type	Method	Description
static java.lang.RuntimeException	propagate(java.lang.Throwable throwable)
static java.util.concurrent.ScheduledFuture<?>	safelyScheduleAtFixedRate(java.util.concurrent.ScheduledExecutorService executor, java.lang.Runnable command, long initialDelay, long period, java.util.concurrent.TimeUnit unit)	A safe wrapper method to make sure the exception thrown by the previous running will not affect the next one.
static java.util.concurrent.ScheduledFuture<?>	safelyScheduleWithFixedDelay(java.util.concurrent.ScheduledExecutorService executor, java.lang.Runnable command, long initialDelay, long delay, java.util.concurrent.TimeUnit unit)	A safe wrapper method to make sure the exception thrown by the previous running will not affect the next one.
static java.util.concurrent.ScheduledFuture<?>	unsafelyScheduleAtFixedRate(java.util.concurrent.ScheduledExecutorService executor, java.lang.Runnable command, long initialDelay, long period, java.util.concurrent.TimeUnit unit)	A wrapper method to have the same semantic with ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit), except for logging an error log when any uncaught exception happens.
static java.util.concurrent.ScheduledFuture<?>	unsafelyScheduleWithFixedDelay(java.util.concurrent.ScheduledExecutorService executor, java.lang.Runnable command, long initialDelay, long delay, java.util.concurrent.TimeUnit unit)	A wrapper method to have the same semantic with ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit), except for logging an error log when any uncaught exception happens.

Methods inherited from class java.lang.Object

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

Constructor Detail

ScheduledExecutorUtil

public ScheduledExecutorUtil()

Method Detail

safelyScheduleAtFixedRate

public static java.util.concurrent.ScheduledFuture<?> safelyScheduleAtFixedRate(java.util.concurrent.ScheduledExecutorService executor,
                                                                                java.lang.Runnable command,
                                                                                long initialDelay,
                                                                                long period,
                                                                                java.util.concurrent.TimeUnit unit)

A safe wrapper method to make sure the exception thrown by the previous running will not affect the next one. Please reference the javadoc of ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit) for more details.

Parameters:

executor - the ScheduledExecutorService instance.

command - same parameter in ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

initialDelay - same parameter in ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

period - same parameter in ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

unit - same parameter in ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

Returns:

the same return value of ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

safelyScheduleWithFixedDelay

public static java.util.concurrent.ScheduledFuture<?> safelyScheduleWithFixedDelay(java.util.concurrent.ScheduledExecutorService executor,
                                                                                   java.lang.Runnable command,
                                                                                   long initialDelay,
                                                                                   long delay,
                                                                                   java.util.concurrent.TimeUnit unit)

A safe wrapper method to make sure the exception thrown by the previous running will not affect the next one. Please reference the javadoc of ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit) for more details.

Parameters:

executor - the ScheduledExecutorService instance.

command - same parameter in ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

initialDelay - same parameter in ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

delay - same parameter in ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

unit - same parameter in ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

Returns:

the same return value of ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

unsafelyScheduleAtFixedRate

public static java.util.concurrent.ScheduledFuture<?> unsafelyScheduleAtFixedRate(java.util.concurrent.ScheduledExecutorService executor,
                                                                                  java.lang.Runnable command,
                                                                                  long initialDelay,
                                                                                  long period,
                                                                                  java.util.concurrent.TimeUnit unit)

A wrapper method to have the same semantic with ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit), except for logging an error log when any uncaught exception happens.

Parameters:

executor - the ScheduledExecutorService instance.

command - same parameter in ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

initialDelay - same parameter in ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

period - same parameter in ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

unit - same parameter in ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

Returns:

the same return value of ScheduledExecutorService.scheduleAtFixedRate(Runnable, long, long, TimeUnit).

unsafelyScheduleWithFixedDelay

public static java.util.concurrent.ScheduledFuture<?> unsafelyScheduleWithFixedDelay(java.util.concurrent.ScheduledExecutorService executor,
                                                                                     java.lang.Runnable command,
                                                                                     long initialDelay,
                                                                                     long delay,
                                                                                     java.util.concurrent.TimeUnit unit)

A wrapper method to have the same semantic with ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit), except for logging an error log when any uncaught exception happens.

Parameters:

executor - the ScheduledExecutorService instance.

command - same parameter in ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

initialDelay - same parameter in ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

delay - same parameter in ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

unit - same parameter in ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

Returns:

the same return value of ScheduledExecutorService.scheduleWithFixedDelay(Runnable, long, long, TimeUnit).

propagate

public static java.lang.RuntimeException propagate(java.lang.Throwable throwable)