public static ArrivalBoardingActivityEnumeration fromString(String v) {
		if (v != null) {
			for (ArrivalBoardingActivityEnumeration c : ArrivalBoardingActivityEnumeration.values()) {
				if (v.equalsIgnoreCase(c.toString())) {
			          return c;
			    }				
			}
		}
		throw new IllegalArgumentException(v);
	}