code: public static <O extends Object> void notEmpty(Iterable<O> coll)  {
  		if(!validation) return;
  		notNull(coll);
  		if(!coll.iterator().hasNext())
  			throw new ParameterException(ErrorCode.EMPTY);
  	}
docs: Checks if the given iterable object is empty.
  @param coll The iterable object to validate.
  @throws ParameterException if the given object is empty.