Package org.fcrepo.kernel.impl.models

Class ResourceFactoryImpl

java.lang.Object

org.fcrepo.kernel.impl.models.ResourceFactoryImpl

All Implemented Interfaces:

ResourceFactory

@Component
public class ResourceFactoryImpl
extends Object
implements ResourceFactory

Implementation of ResourceFactory interface.

Since:

2019-09-23

Author:

whikloj

Constructor Summary

Constructors

Constructor	Description
ResourceFactoryImpl()

Method Summary

Modifier and Type	Method	Description
Stream<FedoraResource>	getChildren(Transaction transaction, FedoraId resourceId)	Get immediate children of the resource
FedoraResource	getContainer(Transaction transaction, FedoraId resourceId)	Get the containing resource (if exists).
FedoraResource	getResource(Transaction transaction, FedoraId fedoraID)	Get a FedoraResource for existing resource
<T extends FedoraResource> T	getResource(Transaction transaction, FedoraId identifier, Class<T> clazz)	Get a resource as a particular type

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourceFactoryImpl

public ResourceFactoryImpl()

Method Detail

getResource

public FedoraResource getResource(Transaction transaction,
                                  FedoraId fedoraID)
                           throws PathNotFoundException

Description copied from interface: ResourceFactory

Get a FedoraResource for existing resource

Specified by:

getResource in interface ResourceFactory

Parameters:

transaction - The transaction associated with this request or null if not in a transaction.

fedoraID - The identifier for the resource.

Returns:

The resource.

Throws:

PathNotFoundException - If the identifier cannot be found.

getResource

public <T extends FedoraResource> T getResource(Transaction transaction,
                                                FedoraId identifier,
                                                Class<T> clazz)
                                         throws PathNotFoundException

Description copied from interface: ResourceFactory

Get a resource as a particular type

Specified by:

getResource in interface ResourceFactory

Type Parameters:

T - type for the resource

Parameters:

transaction - The transaction associated with this request or null

identifier - The identifier for the resource.

clazz - class the resource will be cast to

Returns:

The resource.

Throws:

PathNotFoundException - If the identifier cannot be found.

getContainer

public FedoraResource getContainer(Transaction transaction,
                                   FedoraId resourceId)

Description copied from interface: ResourceFactory

Get the containing resource (if exists).

Specified by:

getContainer in interface ResourceFactory

Parameters:

transaction - The current transaction

resourceId - The internal identifier

Returns:

The containing resource or null if none.

getChildren

public Stream<FedoraResource> getChildren(Transaction transaction,
                                          FedoraId resourceId)

Description copied from interface: ResourceFactory

Get immediate children of the resource

Specified by:

getChildren in interface ResourceFactory

Parameters:

transaction - The transaction

resourceId - Identifier of the resource

Returns:

Stream of child resources