code: public static CommerceTaxMethod findByG_E(long groupId, String engineKey)
  		throws com.liferay.commerce.tax.exception.NoSuchTaxMethodException {
  		return getPersistence().findByG_E(groupId, engineKey);
  	}
docs: Returns the commerce tax method where groupId = &#63; and engineKey = &#63; or throws a {@link NoSuchTaxMethodException} if it could not be found.
  
  @param groupId the group ID
  @param engineKey the engine key
  @return the matching commerce tax method
  @throws NoSuchTaxMethodException if a matching commerce tax method could not be found