Package io.awspring.cloud.sqs.listener.sink.adapter

Class MessageGroupingSinkAdapter<T>

java.lang.Object

io.awspring.cloud.sqs.listener.sink.adapter.AbstractDelegatingMessageListeningSinkAdapter<T>

io.awspring.cloud.sqs.listener.sink.adapter.MessageGroupingSinkAdapter<T>

All Implemented Interfaces:

ConfigurableContainerComponent, MessageProcessingPipelineSink<T>, MessageSink<T>, SqsAsyncClientAware, TaskExecutorAware, Lifecycle, Phased, SmartLifecycle

public class MessageGroupingSinkAdapter<T>
extends AbstractDelegatingMessageListeningSinkAdapter<T>

AbstractDelegatingMessageListeningSinkAdapter implementation that groups the received batch according to the provided grouping function and emits each sub batch to the delegate separately.

Since:

3.0

Author:

Tomaz Fernandes

See Also:

• FifoSqsComponentFactory

Field Summary

Fields inherited from interface org.springframework.context.SmartLifecycle

DEFAULT_PHASE

Constructor Summary

Constructors

Constructor	Description
MessageGroupingSinkAdapter(MessageSink<T> delegate, Function<Message<T>,String> groupingFunction)

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Void>	emit(Collection<Message<T>> messages, MessageProcessingContext<T> context)	Emit the provided Message instances to the provided AsyncMessageListener.

Methods inherited from class io.awspring.cloud.sqs.listener.sink.adapter.AbstractDelegatingMessageListeningSinkAdapter

configure, getDelegate, isRunning, setMessagePipeline, setSqsAsyncClient, setTaskExecutor, start, stop

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.context.SmartLifecycle

getPhase, isAutoStartup, stop

Constructor Details

MessageGroupingSinkAdapter

public MessageGroupingSinkAdapter(MessageSink<T> delegate,
 Function<Message<T>,String> groupingFunction)

Method Details

emit

public CompletableFuture<Void> emit(Collection<Message<T>> messages,
 MessageProcessingContext<T> context)

Description copied from interface: MessageSink

Emit the provided Message instances to the provided AsyncMessageListener.

Parameters:

messages - the messages to emit.

Returns:

a collection of CompletableFuture instances, each representing the completion signal of a single message processing.