class SkipListUtils {

	public static int getKeyMetaLen(int level) {
		Preconditions.checkArgument(level >= 0 && level < KEY_META_LEN_BY_LEVEL_ARRAY.length,
			"level " + level + " out of range [0, " + KEY_META_LEN_BY_LEVEL_ARRAY.length + ")");
		return KEY_META_LEN_BY_LEVEL_ARRAY[level];
	}

}