private static String getSuppressedString(Exception e) {
		String str = "";
		Throwable[] suppressed = e.getSuppressed();
		
		if (suppressed.length == 0)
			return null;
		else if (suppressed.length == 1) {
			return suppressed[0].toString();
		} else {
			str = suppressed[0].toString();
			for (int i = 1; i < suppressed.length - 2; i++) {
				str += suppressed[i].toString() + ", ";
			}
			str += suppressed[suppressed.length - 1].toString();
			
			return str;
		}
	}