public Product productOfId(TenantId aTenantId, ProductId aProductId) {
LevelDBKey primaryKey = new LevelDBKey(PRIMARY, aTenantId.id(), aProductId.id());
Product product =
LevelDBUnitOfWork.readOnly(this.database())
.readObject(primaryKey.key().getBytes(), Product.class);
return product;
}
@Override