de.otto.synapse.eventsource

Class DefaultEventSource

java.lang.Object

de.otto.synapse.eventsource.AbstractEventSource

de.otto.synapse.eventsource.DefaultEventSource

All Implemented Interfaces:

EventSource

public class DefaultEventSource
extends AbstractEventSource

Constructor Summary

Constructors

Constructor and Description
DefaultEventSource(MessageStore messageStore, MessageLogReceiverEndpoint messageLog)
DefaultEventSource(MessageStore messageStore, MessageLogReceiverEndpoint messageLog, org.slf4j.Marker marker)

Method Summary

Modifier and Type	Method and Description
java.util.concurrent.CompletableFuture<ChannelPosition>	consumeUntil(java.util.function.Predicate<ShardResponse> stopCondition) Consumes all messages from the EventSource until the predicate returns true.

Methods inherited from class de.otto.synapse.eventsource.AbstractEventSource

getChannelName, getMessageDispatcher, getMessageLogReceiverEndpoint, isStopping, register, stop

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.otto.synapse.eventsource.EventSource

consume

Constructor Detail

DefaultEventSource

public DefaultEventSource(@Nonnull
                          MessageStore messageStore,
                          @Nonnull
                          MessageLogReceiverEndpoint messageLog)

DefaultEventSource

public DefaultEventSource(@Nonnull
                          MessageStore messageStore,
                          @Nonnull
                          MessageLogReceiverEndpoint messageLog,
                          @Nonnull
                          org.slf4j.Marker marker)

Method Detail

consumeUntil

@Nonnull
public java.util.concurrent.CompletableFuture<ChannelPosition> consumeUntil(@Nonnull
                                                                                     java.util.function.Predicate<ShardResponse> stopCondition)

Description copied from interface: EventSource

Consumes all messages from the EventSource until the predicate returns true.

The registered consumers will be called zero or more times, depending on the number of messages retrieved from the EventSource.

Parameters:

stopCondition - the stop condition used to determine whether or not message-consumption should stop

Returns:

the new read position