org.axonframework.saga.repository.inmemory
Class InMemorySagaRepository

java.lang.Object
  org.axonframework.saga.repository.inmemory.InMemorySagaRepository

All Implemented Interfaces:

SagaRepository

public class InMemorySagaRepository
extends Object
implements SagaRepository

SagaRepository implementation that stores all Saga instances in memory.

Since:

0.7

Author:

Allard Buijze

Constructor Summary

InMemorySagaRepository()

Method Summary

void	add(Saga saga) Registers a newly created Saga with the Repository.
void	commit(Saga saga) Commits the changes made to the Saga instance.
<T extends Saga> Set<T>	find(Class<T> type, Set<AssociationValue> associationValues) Find saga instances of the given type that have been associated with the given associationValue.
<T extends Saga> T	load(Class<T> type, String sagaIdentifier) Loads a known Saga instance by its unique identifier.

Methods inherited from class java.lang.Object

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

Constructor Detail

InMemorySagaRepository

public InMemorySagaRepository()

Method Detail

find

public <T extends Saga> Set<T> find(Class<T> type,
                                    Set<AssociationValue> associationValues)

Description copied from interface: SagaRepository

Find saga instances of the given type that have been associated with the given associationValue.

Returned Sagas must be committed after processing.

Specified by:

find in interface SagaRepository

Type Parameters:

T - The type of Saga to return

Parameters:

type - The type of Saga to return

associationValues - The value that the returned Sagas must be associated with

Returns:

A Set containing the found Saga instances. If none are found, an empty Set is returned. Will never return null.

load

public <T extends Saga> T load(Class<T> type,
                               String sagaIdentifier)

Description copied from interface: SagaRepository

Loads a known Saga instance by its unique identifier. Returned Sagas must be committed after processing.

Specified by:

load in interface SagaRepository

Type Parameters:

T - The expected type of Saga

Parameters:

type - The expected type of Saga

sagaIdentifier - The unique identifier of the Saga to load

Returns:

The Saga instance

commit

public void commit(Saga saga)

Description copied from interface: SagaRepository

Commits the changes made to the Saga instance. At this point, the repository may release any resources kept for this saga.

Specified by:

commit in interface SagaRepository

Parameters:

saga - The Saga instance to commit

add

public void add(Saga saga)

Description copied from interface: SagaRepository

Registers a newly created Saga with the Repository. Once a Saga instance has been added, it can be found using its association values or its unique identifier.

Specified by:

add in interface SagaRepository

Parameters:

saga - The Saga instances to add.