Package org.openmetadata.service.events

Class AbstractEventPublisher

java.lang.Object

org.openmetadata.service.events.AbstractEventPublisher

All Implemented Interfaces:

com.lmax.disruptor.EventHandler<EventPubSub.ChangeEventHolder>, com.lmax.disruptor.LifecycleAware, EventPublisher

Direct Known Subclasses:

EventMonitorPublisher, SearchEventPublisher

public abstract class AbstractEventPublisher
extends Object
implements EventPublisher

Field Summary

Fields

Modifier and Type	Field	Description
protected static int	BACKOFF_1_HOUR
protected static int	BACKOFF_24_HOUR
protected static int	BACKOFF_3_SECONDS
protected static int	BACKOFF_30_SECONDS
protected static int	BACKOFF_5_MINUTES
protected static int	BACKOFF_NORMAL
protected List<ChangeEvent>	batch
protected int	currentBackoffTime

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractEventPublisher(int batchSize)

Method Summary

Modifier and Type	Method	Description
void	onEvent(EventPubSub.ChangeEventHolder changeEventHolder, long sequence, boolean endOfBatch)
protected void	setNextBackOff()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.openmetadata.service.events.EventPublisher

publish

Methods inherited from interface com.lmax.disruptor.LifecycleAware

onShutdown, onStart

Field Detail

BACKOFF_NORMAL

protected static final int BACKOFF_NORMAL

See Also:

Constant Field Values

BACKOFF_3_SECONDS

protected static final int BACKOFF_3_SECONDS

See Also:

Constant Field Values

BACKOFF_30_SECONDS

protected static final int BACKOFF_30_SECONDS

See Also:

Constant Field Values

BACKOFF_5_MINUTES

protected static final int BACKOFF_5_MINUTES

See Also:

Constant Field Values

BACKOFF_1_HOUR

protected static final int BACKOFF_1_HOUR

See Also:

Constant Field Values

BACKOFF_24_HOUR

protected static final int BACKOFF_24_HOUR

See Also:

Constant Field Values

currentBackoffTime

protected int currentBackoffTime

batch

protected final List<ChangeEvent> batch

Constructor Detail

AbstractEventPublisher

protected AbstractEventPublisher(int batchSize)

Method Detail

onEvent

public void onEvent(EventPubSub.ChangeEventHolder changeEventHolder,
                    long sequence,
                    boolean endOfBatch)
             throws Exception

Specified by:

onEvent in interface com.lmax.disruptor.EventHandler<EventPubSub.ChangeEventHolder>

Throws:

Exception

setNextBackOff

protected void setNextBackOff()