org.odpi.openmetadata.accessservices.assetlineage.handlers

Class AssetContextHandler

java.lang.Object

org.odpi.openmetadata.accessservices.assetlineage.handlers.AssetContextHandler

public class AssetContextHandler
extends Object

The Asset Context Handler provides methods to build graph context for schema elements.

Constructor Summary

Constructors

Constructor and Description
AssetContextHandler(InvalidParameterHandler invalidParameterHandler, OMRSRepositoryHelper repositoryHelper, RepositoryHandler repositoryHandler, List<String> supportedZones, Set<String> lineageClassificationTypes) Construct the handler information needed to interact with the repository services

Method Summary

Modifier and Type	Method and Description
RelationshipsContext	buildAssetContext(String userId, EntityDetail entityDetail) Builds the asset context for a schema element.
Map<String,RelationshipsContext>	buildSchemaElementContext(String userId, EntityDetail entityDetail) Builds the context for a schema element without the asset context.

Methods inherited from class java.lang.Object

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

Constructor Detail

AssetContextHandler

public AssetContextHandler(InvalidParameterHandler invalidParameterHandler,
                           OMRSRepositoryHelper repositoryHelper,
                           RepositoryHandler repositoryHandler,
                           List<String> supportedZones,
                           Set<String> lineageClassificationTypes)

Construct the handler information needed to interact with the repository services

Parameters:

invalidParameterHandler - handler for invalid parameters

repositoryHelper - helper used by the converters

repositoryHandler - handler for calling the repository services

supportedZones - configurable list of zones that Asset Lineage is allowed to retrieve Assets from

lineageClassificationTypes - lineage classification list

Method Detail

buildSchemaElementContext

public Map<String,RelationshipsContext> buildSchemaElementContext(String userId,
                                                                  EntityDetail entityDetail)
                                                           throws OCFCheckedExceptionBase

Builds the context for a schema element without the asset context.

Parameters:

userId - the unique identifier for the user

entityDetail - the entity for which the context is build

Returns:

the context of the schema element

Throws:

OCFCheckedExceptionBase - checked exception for reporting errors found when using OCF connectors

buildAssetContext

public RelationshipsContext buildAssetContext(String userId,
                                              EntityDetail entityDetail)
                                       throws OCFCheckedExceptionBase

Builds the asset context for a schema element.

Parameters:

userId - the unique identifier for the user

entityDetail - the entity for which the context is build

Returns:

the asset context of the schema element

Throws:

OCFCheckedExceptionBase - checked exception for reporting errors found when using OCF connectors