de.otto.synapse.eventsource

Class InMemoryEventSource

java.lang.Object

de.otto.synapse.eventsource.AbstractEventSource

de.otto.synapse.eventsource.InMemoryEventSource

All Implemented Interfaces:

EventSource

public class InMemoryEventSource
extends AbstractEventSource

Constructor Summary

Constructors

Constructor and Description
InMemoryEventSource(java.lang.String name, java.lang.String streamName, InMemoryChannel inMemoryChannel, org.springframework.context.ApplicationEventPublisher eventPublisher, com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Method Summary

Modifier and Type	Method and Description
ChannelPosition	consumeAll(ChannelPosition startFrom, java.util.function.Predicate<Message<?>> stopCondition) Consumes all events from the EventSource, beginning with startFrom, until the stopCondition is met.
java.lang.String	getStreamName() Returns the name of the EventSource.

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

dispatchingMessageConsumer, getName, isStopping, publishEvent, publishEvent, 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

consumeAll, consumeAll, consumeAll

Constructor Detail

InMemoryEventSource

public InMemoryEventSource(java.lang.String name,
                           java.lang.String streamName,
                           InMemoryChannel inMemoryChannel,
                           org.springframework.context.ApplicationEventPublisher eventPublisher,
                           com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Method Detail

getStreamName

public java.lang.String getStreamName()

Description copied from interface: EventSource

Returns the name of the EventSource.

For streaming event-sources, this is the name of the event stream.

Returns:

name

consumeAll

public ChannelPosition consumeAll(ChannelPosition startFrom,
                                  java.util.function.Predicate<Message<?>> stopCondition)

Description copied from interface: EventSource

Consumes all events from the EventSource, beginning with startFrom, until the stopCondition is met.

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

Parameters:

startFrom - the read position returned from earlier executions

stopCondition - the predicate used as a stop condition

Returns:

the new read position