public class aTrim {
	public static void main(String[] args) {
		List<String> toTrim = Arrays.asList(" nekrjnrkjn ", " fnbkr ");
		List<String> trimmedList = listTrim(toTrim);
		System.out.println(trimmedList);
	}

	public static List<String> listTrim(List<String> list) {
		List<String> listOfTrimmedElements = new ArrayList<>();
		for (String item : list) {
			String trimmedString = item.trim();
			listOfTrimmedElements.add(trimmedString);
		}
		return listOfTrimmedElements;
	}
}