namespace Wayne.Lib.Log
{
    /// <summary>
    /// The ISubscriptionStorage describes an event entry storage used by event log subscribers.
    /// </summary>
    internal interface ISubscriptionStorage
    {
        #region Methods

        /// <summary>
        /// Adds an EventLogEntry to the storage.
        /// </summary>
        /// <param name="eventSubscriberId"></param>
        /// <param name="eventLogEntry"></param>
        void Add(string eventSubscriberId, EventLogEntry eventLogEntry);

        /// <summary>
        /// Removes an EventLogEntry from the storage.
        /// </summary>
        /// <param name="eventSubscriberId"></param>
        /// <param name="eventLogEntry"></param>
        void Remove(string eventSubscriberId, EventLogEntry eventLogEntry);

        /// <summary>
        /// Returns an array of EventLogEntries containing the entries for the given eventSubscriberId
        /// that is in the storage.
        /// </summary>
        /// <param name="eventSubscriberId"></param>
        /// <returns></returns>
        EventLogEntry[] GetStoredEvents(string eventSubscriberId);

        #endregion
    }
}