code: public static void validateNotEmptyContent( String[] arrayToCheck, String argumentName )
          throws NullArgumentException
      {
          validateNotEmptyContent( arrayToCheck, false, argumentName );
      }
docs: Validates that the string array instance is not null and that it has entries that are not null or empty
  eithout trimming the string.
  
  @param arrayToCheck The object to be tested.
  @param argumentName The name of the object, which is used to construct the exception message.
  
  @throws NullArgumentException if the array instance is null or does not have any entries.
  @since 0.5.0, January 18, 2008