org.seedstack.business.assembler.dsl

Interface MergeTupleWithRepositoryThenFactoryProvider<T extends org.javatuples.Tuple>

public interface MergeTupleWithRepositoryThenFactoryProvider<T extends org.javatuples.Tuple>

Specifies the behavior in the case where the aggregate tuple cannot be loaded from the repository.

Author:

pierre.thirouin@ext.mpsa.com (Pierre Thirouin)

Method Summary

Modifier and Type	Method and Description
T	orFail() Returns the aggregate root tuple or throws an AggregateNotFoundException if the one of the aggregate roots cannot be loaded from their repository.
T	orFromFactory() Returns the aggregate root tuple.

Method Detail

orFail

T orFail()
  throws AggregateNotFoundException

Returns the aggregate root tuple or throws an AggregateNotFoundException if the one of the aggregate roots cannot be loaded from their repository.

Returns:

the assembled aggregate root

Throws:

AggregateNotFoundException - if the aggregate doesn't exist

orFromFactory

T orFromFactory()

Returns the aggregate root tuple. If the all the aggregate roots cannot be loaded from their repository, they are created from their factory. If some of the aggregate roots can be loaded but not all an IllegalStateException is thrown.

It uses the MatchingFactoryParameter annotation on the DTO to find the factory method parameters.

Returns:

the assembled aggregate root tuple

Throws:

IllegalStateException - if some but not all aggregate roots are loaded