Package org.fcrepo.kernel.impl.services

Class ReferenceServiceMetrics

java.lang.Object

org.fcrepo.kernel.impl.services.ReferenceServiceMetrics

All Implemented Interfaces:

ReferenceService

@Component("referenceService")
public class ReferenceServiceMetrics
extends Object
implements ReferenceService

ReferenceService wrapper for collecting metrics

Author:

pwinckles

Constructor Summary

Constructors

Constructor	Description
ReferenceServiceMetrics()

Method Summary

Modifier and Type	Method	Description
void	commitTransaction(Transaction tx)	Commit any pending references.
void	deleteAllReferences(Transaction tx, FedoraId resourceId)	Delete all references from a resource to any other resource.
RdfStream	getInboundReferences(Transaction tx, FedoraResource resource)	Return a RDF stream of statements referring to the provided resource.
void	reset()	Truncates the reference index.
void	rollbackTransaction(Transaction tx)	Rollback any pending references.
void	updateReferences(Transaction tx, FedoraId resourceId, String userPrincipal, RdfStream rdfStream)	Parse the stream of triples for references, add any new ones and remove any missing ones.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReferenceServiceMetrics

public ReferenceServiceMetrics()

Method Detail

getInboundReferences

public RdfStream getInboundReferences(Transaction tx,
                                      FedoraResource resource)

Description copied from interface: ReferenceService

Return a RDF stream of statements referring to the provided resource.

Specified by:

getInboundReferences in interface ReferenceService

Parameters:

tx - the transaction or null if no transaction.

resource - the resource to get inbound references for.

Returns:

RDF stream of inbound reference triples.

deleteAllReferences

public void deleteAllReferences(Transaction tx,
                                FedoraId resourceId)

Description copied from interface: ReferenceService

Delete all references from a resource to any other resource.

Specified by:

deleteAllReferences in interface ReferenceService

Parameters:

tx - the transaction

resourceId - the ID of the resource referencing others.

updateReferences

public void updateReferences(Transaction tx,
                             FedoraId resourceId,
                             String userPrincipal,
                             RdfStream rdfStream)

Description copied from interface: ReferenceService

Parse the stream of triples for references, add any new ones and remove any missing ones.

Specified by:

updateReferences in interface ReferenceService

Parameters:

tx - the transaction

resourceId - the subject ID of the triples.

userPrincipal - the user who's action is updating references.

rdfStream - the RDF stream.

commitTransaction

public void commitTransaction(Transaction tx)

Description copied from interface: ReferenceService

Commit any pending references.

Specified by:

commitTransaction in interface ReferenceService

Parameters:

tx - the transaction.

rollbackTransaction

public void rollbackTransaction(Transaction tx)

Description copied from interface: ReferenceService

Rollback any pending references.

Specified by:

rollbackTransaction in interface ReferenceService

Parameters:

tx - the transaction.

reset

public void reset()

Description copied from interface: ReferenceService

Truncates the reference index. This should only be called when rebuilding the index.

Specified by:

reset in interface ReferenceService