org.apache.nifi.reporting.util.provenance

Class ProvenanceEventConsumer

java.lang.Object

org.apache.nifi.reporting.util.provenance.ProvenanceEventConsumer

public class ProvenanceEventConsumer
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
private int	batchSize
static AllowableValue	BEGINNING_OF_STREAM
private List<String>	componentIds
private Pattern	componentTypeRegex
static AllowableValue	END_OF_STREAM
private List<ProvenanceEventType>	eventTypes
private long	firstEventId
static String	LAST_EVENT_ID_KEY
private ComponentLog	logger
static PropertyDescriptor	PROVENANCE_BATCH_SIZE
static PropertyDescriptor	PROVENANCE_START_POSITION
private boolean	scheduled
private String	startPositionValue

Constructor Summary

Constructors

Constructor and Description
ProvenanceEventConsumer()

Method Summary

Modifier and Type	Method and Description
void	addTargetComponentId(String... ids)
void	addTargetEventType(ProvenanceEventType... types)
void	consumeEvents(ReportingContext context, BiConsumer<ComponentMapHolder,List<ProvenanceEventRecord>> consumer)
private List<ProvenanceEventRecord>	filterEvents(ComponentMapHolder componentMapHolder, List<ProvenanceEventRecord> provenanceEvents)
private boolean	isFilteringEnabled()
boolean	isScheduled()
void	setBatchSize(int batchSize)
void	setComponentTypeRegex(String componentTypeRegex)
void	setLogger(ComponentLog logger)
void	setScheduled(boolean scheduled)
void	setStartPositionValue(String startPositionValue)
private long	updateLastEventId(List<ProvenanceEventRecord> events, StateManager stateManager)

Methods inherited from class java.lang.Object

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

Field Detail

LAST_EVENT_ID_KEY

public static final String LAST_EVENT_ID_KEY

See Also:

Constant Field Values

BEGINNING_OF_STREAM

public static final AllowableValue BEGINNING_OF_STREAM

END_OF_STREAM

public static final AllowableValue END_OF_STREAM

PROVENANCE_START_POSITION

public static final PropertyDescriptor PROVENANCE_START_POSITION

PROVENANCE_BATCH_SIZE

public static final PropertyDescriptor PROVENANCE_BATCH_SIZE

startPositionValue

private String startPositionValue

componentTypeRegex

private Pattern componentTypeRegex

eventTypes

private List<ProvenanceEventType> eventTypes

componentIds

private List<String> componentIds

batchSize

private int batchSize

firstEventId

private volatile long firstEventId

scheduled

private volatile boolean scheduled

logger

private ComponentLog logger

Constructor Detail

ProvenanceEventConsumer

public ProvenanceEventConsumer()

Method Detail

setStartPositionValue

public void setStartPositionValue(String startPositionValue)

setBatchSize

public void setBatchSize(int batchSize)

setComponentTypeRegex

public void setComponentTypeRegex(String componentTypeRegex)

addTargetEventType

public void addTargetEventType(ProvenanceEventType... types)

addTargetComponentId

public void addTargetComponentId(String... ids)

setScheduled

public void setScheduled(boolean scheduled)

isScheduled

public boolean isScheduled()

setLogger

public void setLogger(ComponentLog logger)

consumeEvents

public void consumeEvents(ReportingContext context,
                          BiConsumer<ComponentMapHolder,List<ProvenanceEventRecord>> consumer)
                   throws ProcessException

Throws:

ProcessException

updateLastEventId

private long updateLastEventId(List<ProvenanceEventRecord> events,
                               StateManager stateManager)

isFilteringEnabled

private boolean isFilteringEnabled()

filterEvents

private List<ProvenanceEventRecord> filterEvents(ComponentMapHolder componentMapHolder,
                                                 List<ProvenanceEventRecord> provenanceEvents)