public class SurrogatePairChecker{

	public static boolean isSurrogate(String str) {

		if ((str == null) || ("".equals(str))) {
			return false;
		}

		for (char c : str.toCharArray()) {
			if (Character.isHighSurrogate(c) || Character.isLowSurrogate(c)) {
				return true;
			}
		}
		return false;
	}
}