code: public static CommerceDiscountUsageEntry findByPrimaryKey(
  		long commerceDiscountUsageEntryId)
  		throws com.liferay.commerce.discount.exception.NoSuchDiscountUsageEntryException {
  		return getPersistence().findByPrimaryKey(commerceDiscountUsageEntryId);
  	}
docs: Returns the commerce discount usage entry with the primary key or throws a {@link NoSuchDiscountUsageEntryException} if it could not be found.
  
  @param commerceDiscountUsageEntryId the primary key of the commerce discount usage entry
  @return the commerce discount usage entry
  @throws NoSuchDiscountUsageEntryException if a commerce discount usage entry with the primary key could not be found