org.apache.nifi.atlas.provenance.analyzer

Class GCSDirectory

java.lang.Object

org.apache.nifi.atlas.provenance.AbstractNiFiProvenanceEventAnalyzer

org.apache.nifi.atlas.provenance.analyzer.AbstractDirectoryAnalyzer

org.apache.nifi.atlas.provenance.analyzer.GCSDirectory

All Implemented Interfaces:

NiFiProvenanceEventAnalyzer

public class GCSDirectory
extends AbstractDirectoryAnalyzer

Analyzes a transit URI as a GCS bucket or directory (skipping the file name).

Atlas entity hierarchy v1: gcs_virtual_dir -> gcs_bucket

gcs_virtual_dir

• qualifiedName=gs://bucket/path@namespace (example: gs://mybucket/mydir1/mydir2@ns1)
• name=/path (example: /mydir1/mydir2)

gcs_bucket

• qualifiedName=gs://bucket@namespace (example: gs://mybucket@ns1)
• name=bucket (example: mybucket)

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static String	GCP_STORAGE_VIRTUAL_DIRECTORY
(package private) static String	REL_PARENT

Constructor Summary

Constructors

Constructor and Description
GCSDirectory()

Method Summary

Modifier and Type	Method and Description
protected org.apache.atlas.v1.model.instance.Referenceable	convertToReferenceable(org.apache.atlas.model.instance.AtlasEntity entity, Map<String,org.apache.atlas.model.instance.AtlasEntity> knownEntities)
private org.apache.atlas.v1.model.instance.Referenceable	createReferenceable(org.apache.atlas.model.instance.AtlasEntity entity)
String	targetTransitUriPattern() Returns target transit URI pattern that this Analyzer supports.

Methods inherited from class org.apache.nifi.atlas.provenance.analyzer.AbstractDirectoryAnalyzer

analyze

Methods inherited from class org.apache.nifi.atlas.provenance.AbstractNiFiProvenanceEventAnalyzer

parseUri, parseUrl, singleDataSetRef, splitHostNames

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.nifi.atlas.provenance.NiFiProvenanceEventAnalyzer

targetComponentTypePattern, targetProvenanceEventType

Field Detail

GCP_STORAGE_VIRTUAL_DIRECTORY

static final String GCP_STORAGE_VIRTUAL_DIRECTORY

See Also:

Constant Field Values

REL_PARENT

static final String REL_PARENT

See Also:

Constant Field Values

Constructor Detail

GCSDirectory

public GCSDirectory()

Method Detail

targetTransitUriPattern

public String targetTransitUriPattern()

Description copied from interface: NiFiProvenanceEventAnalyzer

Returns target transit URI pattern that this Analyzer supports.

Returns:

A RegularExpression to match with a transit URI of a provenance event.

convertToReferenceable

protected org.apache.atlas.v1.model.instance.Referenceable convertToReferenceable(org.apache.atlas.model.instance.AtlasEntity entity,
                                                                                  Map<String,org.apache.atlas.model.instance.AtlasEntity> knownEntities)

Specified by:

convertToReferenceable in class AbstractDirectoryAnalyzer

createReferenceable

private org.apache.atlas.v1.model.instance.Referenceable createReferenceable(org.apache.atlas.model.instance.AtlasEntity entity)