/// <summary>
/// This method attempts a retrieval on an entity that is contained by the aggregate (and not just direct childs of the aggregate root)
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <typeparam name="TEntityId"></typeparam>
/// <param name="id"></param>
/// <param name="entity"></param>
/// <returns></returns>
protected bool TryGetEntity <TEntity, TEntityId>(TEntityId id, out TEntity entity)
where TEntityId : IId, IEquatable <TEntityId>
where TEntity : Entity <TEntityId>
{
var childContainer = childContainers[id.GetType()] as IDictionary <TEntityId, IPersistThroughEvents>;
IPersistThroughEvents persistThroughEvents = null;
childContainer?.TryGetValue(id, out persistThroughEvents);
entity = persistThroughEvents as TEntity;
return(entity != null);
}
private IPersistThroughEvents CreateAndSetupRelationships <TChildId, TParentId>(IParcelVisionEventEnvelope <TChildId, TParentId> eventEnvelope,
IPersistThroughEvents entity)
where TParentId : IId, IEquatable <TParentId>
where TChildId : IId, IEquatable <TChildId>
{
var parent = GetParentOrThrow(eventEnvelope);
var newChildEntity = (IPersistThroughEvents)Activator.CreateInstance(eventEnvelope.SourceEntityType);
var parentAsEntity = parent as Entity <TParentId>;
var childAsHasParent = newChildEntity as IHaveAParent;
if (childAsHasParent != null)
{
SetParentInChild(parentAsEntity, childAsHasParent);
}
entity = newChildEntity;
return(entity);
}
