eu.ehri.project.persistence

Class BundleManager

java.lang.Object

eu.ehri.project.persistence.BundleManager

public final class BundleManager
extends Object

Class responsible for creating, updating and deleting Bundles.

Constructor Summary

Constructors

Constructor and Description
BundleManager(com.tinkerpop.frames.FramedGraph<?> graph) Constructor with system scope.
BundleManager(com.tinkerpop.frames.FramedGraph<?> graph, Collection<String> scopeIds) Constructor with a given scope.

Method Summary

Modifier and Type	Method and Description
<T extends Entity> T	create(Bundle bundle, Class<T> cls) Entry-point for creating a bundle.
<T extends Entity> Mutation<T>	createOrUpdate(Bundle bundle, Class<T> cls) Entry point for creating or updating a bundle, depending on whether it has a supplied id.
int	delete(Bundle bundle) Delete a bundle and dependent items, returning the total number of vertices deleted.
<T extends Entity> Mutation<T>	update(Bundle bundle, Class<T> cls) Entry-point for updating a bundle.
BundleManager	withScopeIds(Collection<String> scopeIds)

Methods inherited from class java.lang.Object

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

Constructor Detail

BundleManager

public BundleManager(com.tinkerpop.frames.FramedGraph<?> graph,
                     Collection<String> scopeIds)

Constructor with a given scope.

Parameters:

graph - The graph

scopeIds - The ID set for the current scope.

BundleManager

public BundleManager(com.tinkerpop.frames.FramedGraph<?> graph)

Constructor with system scope.

Parameters:

graph - The graph

Method Detail

update

public <T extends Entity> Mutation<T> update(Bundle bundle,
                                             Class<T> cls)
                                      throws ValidationError,
                                             ItemNotFound

Entry-point for updating a bundle.

Parameters:

bundle - The bundle to create or update

cls - The frame class of the return type

Returns:

A framed vertex mutation

Throws:

ValidationError

ItemNotFound

create

public <T extends Entity> T create(Bundle bundle,
                                   Class<T> cls)
                            throws ValidationError

Entry-point for creating a bundle.

Parameters:

bundle - The bundle to create or update

cls - The frame class of the return type

Returns:

A framed vertex

Throws:

ValidationError

createOrUpdate

public <T extends Entity> Mutation<T> createOrUpdate(Bundle bundle,
                                                     Class<T> cls)
                                              throws ValidationError

Entry point for creating or updating a bundle, depending on whether it has a supplied id.

Parameters:

bundle - The bundle to create or update

cls - The frame class of the return type

Returns:

A frame mutation

Throws:

ValidationError

delete

public int delete(Bundle bundle)

Delete a bundle and dependent items, returning the total number of vertices deleted.

Parameters:

bundle - The bundle to delete

Returns:

The number of vertices deleted

withScopeIds

public BundleManager withScopeIds(Collection<String> scopeIds)