Package org.odpi.openmetadata.adapters.repositoryservices.xtdb.repositoryconnector.txnfn

Class ReLinkRelationship

java.lang.Object

org.odpi.openmetadata.adapters.repositoryservices.xtdb.repositoryconnector.txnfn.AbstractTransactionFunction

org.odpi.openmetadata.adapters.repositoryservices.xtdb.repositoryconnector.txnfn.ReLinkRelationship

public class ReLinkRelationship
extends AbstractTransactionFunction

Transaction function for re-linking a relationship when one of its entity proxy's identities has changed.

Field Summary

Fields

Modifier and Type	Field	Description
static final clojure.lang.Keyword	FUNCTION_NAME

Constructor Summary

Constructors

Constructor	Description
ReLinkRelationship(Long txId, clojure.lang.PersistentHashMap existing, String relationshipGUID, String oldEntityGUID, String newEntityGUID)	Constructor used to execute the transaction function.

Method Summary

Modifier and Type	Method	Description
static void	create(xtdb.api.tx.Transaction.Builder tx)	Create the transaction function within XTDB.
clojure.lang.IPersistentMap	doc()	Interface that returns the updated document to write-back from the transaction.

Methods inherited from class org.odpi.openmetadata.adapters.repositoryservices.xtdb.repositoryconnector.txnfn.AbstractTransactionFunction

createTransactionFunction, getGUID, getInstanceProvenanceType, getMetadataCollectionId, getTxnTimeCalculation, getTypeDefForInstance, getTypeDefGUID, incrementVersion, incrementVersion

Methods inherited from class java.lang.Object

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

Field Details

FUNCTION_NAME

public static final clojure.lang.Keyword FUNCTION_NAME

Constructor Details

ReLinkRelationship

public ReLinkRelationship(Long txId,
 clojure.lang.PersistentHashMap existing,
 String relationshipGUID,
 String oldEntityGUID,
 String newEntityGUID)
                   throws Exception

Constructor used to execute the transaction function.

Parameters:

txId - the transaction ID of this function invocation

existing - XTDB document to update

relationshipGUID - unique identifier of the relationship

oldEntityGUID - unique identifier of the entity that is being changed

newEntityGUID - new unique identifier for that same entity

Throws:

Exception - on any error

Method Details

doc

public clojure.lang.IPersistentMap doc()

Interface that returns the updated document to write-back from the transaction.

Returns:

IPersistentMap giving the updated document in its entirety

create

public static void create(xtdb.api.tx.Transaction.Builder tx)

Create the transaction function within XTDB.

Parameters:

tx - transaction through which to create the function