* The class uses a static {@code idCount} to generate unique IDs for each access result.
 * The {@code idCountLock} object is used to synchronize access to the {@code idCount} variable,
 * ensuring that IDs are generated in a thread-safe manner.
 * </p>
 *
 * <p>
 * The class also provides methods to get the count of access results for a given session,
 * to delete all access results for a given session, and to delete all access results.
 * </p>
 *