code: @Indexable(type = IndexableType.REINDEX)
  	@Override
  	public CommerceDiscountUsageEntry updateCommerceDiscountUsageEntry(
  		CommerceDiscountUsageEntry commerceDiscountUsageEntry) {
  		return commerceDiscountUsageEntryPersistence.update(commerceDiscountUsageEntry);
  	}
docs: Updates the commerce discount usage entry in the database or adds it if it does not yet exist. Also notifies the appropriate model listeners.
  
  @param commerceDiscountUsageEntry the commerce discount usage entry
  @return the commerce discount usage entry that was updated