Package org.odpi.egeria.connectors.juxt.xtdb.readops

Class GetLinkingEntities

java.lang.Object

org.odpi.egeria.connectors.juxt.xtdb.readops.AbstractReadOperation

org.odpi.egeria.connectors.juxt.xtdb.readops.AbstractGraphOperation

org.odpi.egeria.connectors.juxt.xtdb.readops.GetLinkingEntities

public class GetLinkingEntities
extends AbstractGraphOperation

Implements the 'getLinkingEntities' operation of the OMRS metadata collection interface.

Field Summary

Fields inherited from class org.odpi.egeria.connectors.juxt.xtdb.readops.AbstractGraphOperation

limitResultsByStatus, startEntityGUID

Fields inherited from class org.odpi.egeria.connectors.juxt.xtdb.readops.AbstractReadOperation

asOfTime, existingDB, xtdb

Constructor Summary

Constructors

Constructor	Description
GetLinkingEntities(XtdbOMRSRepositoryConnector xtdb, String startEntityGUID, String endEntityGUID, List<org.odpi.openmetadata.repositoryservices.connectors.stores.metadatacollectionstore.properties.instances.InstanceStatus> limitResultsByStatus, Date asOfTime)	Create a new getLinkingEntities operation.

Method Summary

Modifier and Type	Method	Description
org.odpi.openmetadata.repositoryservices.connectors.stores.metadatacollectionstore.properties.instances.InstanceGraph	execute()	Execute the getLinkingEntities operation.

Methods inherited from class org.odpi.egeria.connectors.juxt.xtdb.readops.AbstractGraphOperation

findDirectNeighbors, findNeighborhood, getEntityRefFromGraphTuple, getNextLevelNeighbors, resultsToGraph

Methods inherited from class org.odpi.egeria.connectors.juxt.xtdb.readops.AbstractReadOperation

getXtdbObjectByReference

Methods inherited from class java.lang.Object

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

Constructor Detail

GetLinkingEntities

public GetLinkingEntities(XtdbOMRSRepositoryConnector xtdb,
                          String startEntityGUID,
                          String endEntityGUID,
                          List<org.odpi.openmetadata.repositoryservices.connectors.stores.metadatacollectionstore.properties.instances.InstanceStatus> limitResultsByStatus,
                          Date asOfTime)

Create a new getLinkingEntities operation.

Parameters:

xtdb - connectivity to XTDB

startEntityGUID - the starting point of the query

endEntityGUID - the finishing point of the query

limitResultsByStatus - list of statuses by which to limit results

asOfTime - the point-in-time for which to retrieve results

Method Detail

execute

public org.odpi.openmetadata.repositoryservices.connectors.stores.metadatacollectionstore.properties.instances.InstanceGraph execute()
                                                                                                                              throws org.odpi.openmetadata.repositoryservices.ffdc.exception.EntityNotKnownException,
                                                                                                                                     org.odpi.openmetadata.repositoryservices.ffdc.exception.RepositoryErrorException

Execute the getLinkingEntities operation.

Returns:

InstanceGraph containing all relationships and entities between the start and end

Throws:

org.odpi.openmetadata.repositoryservices.ffdc.exception.EntityNotKnownException - if the requested starting point is not known to the repository

org.odpi.openmetadata.repositoryservices.ffdc.exception.RepositoryErrorException - if any issue closing an open XTDB resource