Package org.fcrepo.kernel.impl.services

Class AbstractDeleteResourceService

java.lang.Object

org.fcrepo.kernel.impl.services.AbstractService

org.fcrepo.kernel.impl.services.AbstractDeleteResourceService

Direct Known Subclasses:

DeleteResourceServiceImpl, PurgeResourceServiceImpl

public abstract class AbstractDeleteResourceService
extends AbstractService

Shared delete/purge code.

Author:

whikloj

Field Summary

Fields

Modifier and Type	Field	Description
protected org.fcrepo.persistence.api.PersistentStorageSessionManager	psManager
protected org.fcrepo.kernel.api.models.ResourceFactory	resourceFactory

Fields inherited from class org.fcrepo.kernel.impl.services.AbstractService

containmentIndex, fedoraPropsConfig, membershipService, referenceService, searchIndex, userTypesCache

Constructor Summary

Constructors

Constructor	Description
AbstractDeleteResourceService()

Method Summary

Modifier and Type	Method	Description
protected abstract void	doAction(org.fcrepo.kernel.api.Transaction tx, org.fcrepo.persistence.api.PersistentStorageSession pSession, org.fcrepo.kernel.api.identifiers.FedoraId resourceId, String userPrincipal)	Perform the actual delete or purge action
protected abstract Stream<String>	getContained(org.fcrepo.kernel.api.Transaction tx, org.fcrepo.kernel.api.models.FedoraResource resource)	Get the contained resources to act upon.
void	perform(org.fcrepo.kernel.api.Transaction tx, org.fcrepo.kernel.api.models.FedoraResource fedoraResource, String userPrincipal)	The starts the service, does initial checks and setups for processing.

Methods inherited from class org.fcrepo.kernel.impl.services.AbstractService

checkAclLinkHeader, determineInteractionModel, ensureValidACLAuthorization, ensureValidDirectContainer, lockArchivalGroupResource, lockParent, recordEvent, updateReferences

Methods inherited from class java.lang.Object

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

Field Detail

resourceFactory

@Inject
protected org.fcrepo.kernel.api.models.ResourceFactory resourceFactory

psManager

@Inject
protected org.fcrepo.persistence.api.PersistentStorageSessionManager psManager

Constructor Detail

AbstractDeleteResourceService

public AbstractDeleteResourceService()

Method Detail

perform

public void perform(org.fcrepo.kernel.api.Transaction tx,
                    org.fcrepo.kernel.api.models.FedoraResource fedoraResource,
                    String userPrincipal)

The starts the service, does initial checks and setups for processing.

Parameters:

tx - the transaction.

fedoraResource - the resource to start delete/purging.

userPrincipal - the user performing the action.

getContained

protected abstract Stream<String> getContained(org.fcrepo.kernel.api.Transaction tx,
                                               org.fcrepo.kernel.api.models.FedoraResource resource)

Get the contained resources to act upon.

Parameters:

tx - the transaction this occurs in.

resource - the parent resource to find contained resources for.

Returns:

stream of child ids.

doAction

protected abstract void doAction(org.fcrepo.kernel.api.Transaction tx,
                                 org.fcrepo.persistence.api.PersistentStorageSession pSession,
                                 org.fcrepo.kernel.api.identifiers.FedoraId resourceId,
                                 String userPrincipal)
                          throws org.fcrepo.persistence.api.exceptions.PersistentStorageException

Perform the actual delete or purge action

Parameters:

tx - the transaction this occurs in.

pSession - the persistent storage session.

resourceId - the resource to perform the action on.

userPrincipal - the user performing the action

Throws:

org.fcrepo.persistence.api.exceptions.PersistentStorageException - if problem performing the action.