code: public static void notBlank(final String input, final String inputName) {
          notNull(input, inputName);
  
          if (StringUtils.isBlank(input)) {
              throw new IllegalArgumentException("Expecting " + maskNullArgument(inputName) + " to be a non blank value.");
          }
      }
docs: Checks that an input string is non blank
  @param input the input
  @param inputName the name of the input
  @throws IllegalArgumentException if input is null or if the input is blank