code: public static com.liferay.commerce.discount.model.CommerceDiscountUsageEntry addCommerceDiscountUsageEntry(
  		com.liferay.commerce.discount.model.CommerceDiscountUsageEntry commerceDiscountUsageEntry) {
  		return getService()
  				   .addCommerceDiscountUsageEntry(commerceDiscountUsageEntry);
  	}
docs: Adds the commerce discount usage entry to the database. Also notifies the appropriate model listeners.
  
  @param commerceDiscountUsageEntry the commerce discount usage entry
  @return the commerce discount usage entry that was added