reactor.bus.batcher.spec

Class OperationBatcherSpec<T>

java.lang.Object

reactor.bus.batcher.spec.OperationBatcherSpec<T>

All Implemented Interfaces:

reactor.fn.Supplier<OperationBatcher<T>>

public class OperationBatcherSpec<T>
extends java.lang.Object
implements reactor.fn.Supplier<OperationBatcher<T>>

Specification class to create OperationBatchers.

Constructor Summary

Constructors

Constructor and Description
OperationBatcherSpec()

Method Summary

Modifier and Type	Method and Description
OperationBatcherSpec<T>	blockingWaitStrategy() Set com.lmax.disruptor.BlockingWaitStrategy as wait strategy.
OperationBatcherSpec<T>	busySpinWaitStrategy() Set com.lmax.disruptor.BusySpinWaitStrategy as wait strategy.
OperationBatcherSpec<T>	consume(reactor.fn.Consumer<T> consumer) When data is mutated and published into the Processor, invoke the given Consumer and pass the mutated data.
OperationBatcherSpec<T>	dataBufferSize(int dataBufferSize) How many data objects to pre-allocate in the buffer.
OperationBatcherSpec<T>	dataSupplier(reactor.fn.Supplier<T> dataSupplier) Use the given Supplier to provide new instances of the data object for pre-allocation.
OperationBatcher<T>	get()
OperationBatcherSpec<T>	multiThreadedProducer() Protect against publication of data events from multiple producer threads.
OperationBatcherSpec<T>	singleThreadedProducer() Optimize for highest throughput by assuming only a single thread will be publishing data events into this Processor.
OperationBatcherSpec<T>	sleepingWaitStrategy() Set com.lmax.disruptor.SleepingWaitStrategy as wait strategy.
OperationBatcherSpec<T>	waitStrategy(reactor.jarjar.com.lmax.disruptor.WaitStrategy waitStrategy) Set Disruptor's com.lmax.disruptor.WaitStrategy.
OperationBatcherSpec<T>	when(java.lang.Class<? extends java.lang.Throwable> type, reactor.fn.Consumer<java.lang.Throwable> errorConsumer) Assign the given Consumer as an error handler for exceptions of the given type.
OperationBatcherSpec<T>	yieldingWaitStrategy() Set com.lmax.disruptor.YieldingWaitStrategy as wait strategy.

Methods inherited from class java.lang.Object

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

Constructor Detail

OperationBatcherSpec

public OperationBatcherSpec()

Method Detail

multiThreadedProducer

public OperationBatcherSpec<T> multiThreadedProducer()

Protect against publication of data events from multiple producer threads.

Returns:

this

singleThreadedProducer

public OperationBatcherSpec<T> singleThreadedProducer()

Optimize for highest throughput by assuming only a single thread will be publishing data events into this Processor.

Returns:

this

dataBufferSize

public OperationBatcherSpec<T> dataBufferSize(int dataBufferSize)

How many data objects to pre-allocate in the buffer.

Parameters:

dataBufferSize - number of data objects to pre-allocate

Returns:

this

dataSupplier

public OperationBatcherSpec<T> dataSupplier(reactor.fn.Supplier<T> dataSupplier)

Use the given Supplier to provide new instances of the data object for pre-allocation.

Parameters:

dataSupplier - the Supplier to provide new data instances

Returns:

this

waitStrategy

public OperationBatcherSpec<T> waitStrategy(reactor.jarjar.com.lmax.disruptor.WaitStrategy waitStrategy)

Set Disruptor's com.lmax.disruptor.WaitStrategy.

Parameters:

waitStrategy - the com.lmax.disruptor.WaitStrategy to use

Returns:

this

blockingWaitStrategy

public OperationBatcherSpec<T> blockingWaitStrategy()

Set com.lmax.disruptor.BlockingWaitStrategy as wait strategy.

Returns:

this

sleepingWaitStrategy

public OperationBatcherSpec<T> sleepingWaitStrategy()

Set com.lmax.disruptor.SleepingWaitStrategy as wait strategy.

Returns:

this

yieldingWaitStrategy

public OperationBatcherSpec<T> yieldingWaitStrategy()

Set com.lmax.disruptor.YieldingWaitStrategy as wait strategy.

Returns:

this

busySpinWaitStrategy

public OperationBatcherSpec<T> busySpinWaitStrategy()

Set com.lmax.disruptor.BusySpinWaitStrategy as wait strategy.

Returns:

this

consume

public OperationBatcherSpec<T> consume(reactor.fn.Consumer<T> consumer)

When data is mutated and published into the Processor, invoke the given Consumer and pass the mutated data.

Parameters:

consumer - the mutated event data Consumer

Returns:

this

when

public OperationBatcherSpec<T> when(java.lang.Class<? extends java.lang.Throwable> type,
                                    reactor.fn.Consumer<java.lang.Throwable> errorConsumer)

Assign the given Consumer as an error handler for exceptions of the given type.

Parameters:

type - type of the exception to handle

errorConsumer - exception Consumer

Returns:

this

get

public OperationBatcher<T> get()

Specified by:

get in interface reactor.fn.Supplier<OperationBatcher<T>>