org.apache.nifi.provenance.lineage

Interface ComputeLineageSubmission

public interface ComputeLineageSubmission

Method Summary

Modifier and Type	Method and Description
void	cancel() Cancels the lineage computation
Long	getExpandedEventId()
LineageComputationType	getLineageComputationType()
Collection<String>	getLineageFlowFileUuids()
String	getLineageIdentifier()
ComputeLineageResult	getResult()
Date	getSubmissionTime()
boolean	isCanceled()

Method Detail

getResult

ComputeLineageResult getResult()

Returns:

the ComputeLineageResult that contains the results. The results may be partial if a call to ComputeLineageResult.isFinished() returns false

getSubmissionTime

Date getSubmissionTime()

Returns:

the date at which this lineage was submitted

getLineageIdentifier

String getLineageIdentifier()

Returns:

the generated identifier for this lineage result

cancel

void cancel()

Cancels the lineage computation

isCanceled

boolean isCanceled()

Returns:

true if cancel() has been called, false otherwise

getLineageComputationType

LineageComputationType getLineageComputationType()

Returns:

the type of Lineage Computation that was submitted

getExpandedEventId

Long getExpandedEventId()

Returns:

If the Lineage Computation Type of this submission is LineageComputationType.EXPAND_CHILDREN or LineageComputationType.EXPAND_PARENTS, indicates the ID event that is to be expanded; otherwise, returns null

getLineageFlowFileUuids

Collection<String> getLineageFlowFileUuids()

Returns:

all FlowFile UUID's that are encapsulated in this lineage computation submission