Package com.redwood.scheduler.api.uow

Class SchedulerSessionBatchedUnitOfWorkManager

java.lang.Object

com.redwood.scheduler.api.uow.SchedulerSessionBatchedUnitOfWorkManager

public class SchedulerSessionBatchedUnitOfWorkManager
extends Object

Extending the unit-of-work pattern, this class allows large amounts of work to be processed in batches.

See Also:

SchedulerSessionUnitOfWork

Constructor Summary

Constructors

Constructor	Description
SchedulerSessionBatchedUnitOfWorkManager(SchedulerSessionUnitOfWorkManager newUowManager, int newBatchSize)

Method Summary

Modifier and Type	Method	Description
protected int	getBatchSize()
protected SchedulerSessionUnitOfWorkManager	getUnitOfWorkManager()
<T> void	perform(SchedulerSessionBatchedUnitOfWork<T> buow)	Execute batched units of work.
protected <T> void	processBatch(SchedulerSessionBatchedUnitOfWork<T> buow, SchedulerSession session, Iterator<T> batch)

Methods inherited from class java.lang.Object

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

Constructor Detail

SchedulerSessionBatchedUnitOfWorkManager

public SchedulerSessionBatchedUnitOfWorkManager(SchedulerSessionUnitOfWorkManager newUowManager,
                                                int newBatchSize)

Parameters:

newUowManager -

newBatchSize -

Method Detail

perform

public <T> void perform(SchedulerSessionBatchedUnitOfWork<T> buow)
                 throws Exception

Execute batched units of work.

Parameters:

buow - The class to use to perform the batched work.

Throws:

com.redwood.scheduler.api.exception.SchedulerAPIPersistenceException - If the batch of work fails to be processed enough times in a row the last thrown exception will be propagated. (The number of times is the maximum number of times the configured SchedulerSessionUnitOfWorkManager will retry a unit of work.)

Exception - If an error occurs

getUnitOfWorkManager

protected SchedulerSessionUnitOfWorkManager getUnitOfWorkManager()

getBatchSize

protected int getBatchSize()

processBatch

protected <T> void processBatch(SchedulerSessionBatchedUnitOfWork<T> buow,
                                SchedulerSession session,
                                Iterator<T> batch)
                         throws InterruptedException

Throws:

InterruptedException