Package org.odpi.openmetadata.accessservices.analyticsmodeling.synchronization

Class IdentifierResolver

java.lang.Object

org.odpi.openmetadata.accessservices.analyticsmodeling.synchronization.IdentifierResolver

public class IdentifierResolver
extends Object

Class implements mapping algorithm for external assets elements (containers and items) and GUIDs assigned to objects stored in the repository.

Field Summary

Fields

Modifier and Type	Field	Description
static String	NAME_SEPARATOR

Constructor Summary

Constructors

Constructor	Description
IdentifierResolver(ExecutionContext ctx, AnalyticsAsset asset)	Constructor with initialization of metadata referenced in asset.

Method Summary

Modifier and Type	Method	Description
boolean	addGuidForIdentifier(String guid, String id)	Add GUID for identifier that need to be resolved.
static String	getIdFromQName(String qName, String alias)	Get compound identifier from qualified name.
List<String>	getItemGUIDs(AnalyticsMetadata item)	Get GUIDs of the identifiers listed as sources of metadata.
List<EntityDetail>	getSchemaAttributes(String assetQualifiedName, String methodName)	Fetch all schema elements of the asset by asset qualified name.
boolean	required()	Check when asset identifiers need to be resolved.

Methods inherited from class java.lang.Object

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

Field Detail

NAME_SEPARATOR

public static String NAME_SEPARATOR

Constructor Detail

IdentifierResolver

public IdentifierResolver(ExecutionContext ctx,
                          AnalyticsAsset asset)
                   throws AnalyticsModelingCheckedException

Constructor with initialization of metadata referenced in asset.

Parameters:

ctx - execution context to access repository.

asset - which identifiers to resolve.

Throws:

AnalyticsModelingCheckedException - in case of an error while asset resolved.

Method Detail

addGuidForIdentifier

public boolean addGuidForIdentifier(String guid,
                                    String id)

Add GUID for identifier that need to be resolved.

Parameters:

guid - to add.

id - of the identifier.

Returns:

true if GUID was added for known identifier.

getIdFromQName

public static String getIdFromQName(String qName,
                                    String alias)

Get compound identifier from qualified name.

Parameters:

qName - source of identifier.

alias - optional.

Returns:

identifier.

getSchemaAttributes

public List<EntityDetail> getSchemaAttributes(String assetQualifiedName,
                                              String methodName)
                                       throws AnalyticsModelingCheckedException

Fetch all schema elements of the asset by asset qualified name.

Parameters:

assetQualifiedName - of the asset.

methodName - for logging.

Returns:

list of elements.

Throws:

AnalyticsModelingCheckedException - in case of repository error.

required

public boolean required()

Check when asset identifiers need to be resolved.

Returns:

if asset references something then identifiers need to be resolved.

getItemGUIDs

public List<String> getItemGUIDs(AnalyticsMetadata item)

Get GUIDs of the identifiers listed as sources of metadata.

Parameters:

item - referencing metadata

Returns:

list of GUIDs.