Beispiel #1
0
        /*
         * public void Put(string resourceKind, SyncDigestInfo info)
         * {
         *  if (null == resourceKind)
         *      throw new ArgumentNullException("resourceKind");
         *  if (resourceKind == String.Empty)
         *      throw new ArgumentException("Parameter value is empty.", "resourceKind");
         *
         *  if (null == info)
         *      throw new ArgumentNullException("info");
         *
         *  // TODO: Validate entry property values
         *
         *  // We set the priority on 'update'.
         *  lock (lockObj)
         *  {
         *      //try
         *      //{
         *      //    _provider.Update(resourceKind, info);
         *      //}
         *      //catch (StoreException)
         *      //{
         *      //    _provider.Add(resourceKind, info);
         *      //}
         *
         #warning WORKAROUND for bug in Update Method
         *      // WORKAROUND
         *      // Update method does not throw any exception if entry did not exist.
         *      try
         *      {
         *          _provider.Add(resourceKind, info);
         *      }
         *      catch (StoreException)
         *      {
         *          _provider.Update(resourceKind, info);
         *      }
         *  }
         * }
         * */

        //public void PersistNewer(string resourceKind, SyncState syncState)
        //{
        //    if (null == resourceKind)
        //        throw new ArgumentNullException("resourceKind");
        //    if (resourceKind == String.Empty)
        //        throw new ArgumentException("Parameter value is empty.", "resourceKind");
        //    if (null == syncState)
        //        throw new ArgumentNullException("syncState");
        //    lock (lockObj)
        //    {
        //        SyncDigestEntryInfo entry = _provider.Get(resourceKind, syncState.Endpoint);
        //        if (entry != null)
        //        {
        //            if (entry.Tick < syncState.Tick+1)
        //            {
        //                entry.Tick = syncState.Tick+1;
        //                _provider.Update(resourceKind, entry);
        //            }
        //        }
        //        else
        //        {
        //            entry = new SyncDigestEntryInfo(syncState.Endpoint, syncState.Tick+1, 0, DateTime.Now);
        //            _provider.Add(resourceKind, entry);
        //        }
        //    }
        //}


        public void PersistNewer(string resourceKind, ResSyncInfo resSyncInfo)
        {
            if (null == resourceKind)
            {
                throw new ArgumentNullException("resourceKind");
            }
            if (resourceKind == String.Empty)
            {
                throw new ArgumentException("Parameter value is empty.", "resourceKind");
            }
            if (null == resSyncInfo)
            {
                throw new ArgumentNullException("resSyncInfo");
            }

            lock (lockObj)
            {
                SyncDigestEntryInfo entry = _provider.Get(resourceKind, resSyncInfo.Endpoint);
                if (entry != null)
                {
                    if (entry.Tick < resSyncInfo.Tick + 1)
                    {
                        entry.Tick = resSyncInfo.Tick + 1;
                        _provider.Update(resourceKind, entry);
                    }
                }
                else
                {
                    entry = new SyncDigestEntryInfo(resSyncInfo.Endpoint, resSyncInfo.Tick + 1, 0, DateTime.Now);
                    _provider.Add(resourceKind, entry);
                }
            }
        }
        public void Put(string resourceKind, SyncDigestInfo info)
        {
            if (null == resourceKind)
            {
                throw new ArgumentNullException("resourceKind");
            }
            if (resourceKind == String.Empty)
            {
                throw new ArgumentException("Parameter value is empty.", "resourceKind");
            }

            if (null == info)
            {
                throw new ArgumentNullException("info");
            }

            // TODO: Validate entry property values

            // We set the priority on 'update'.
            lock (lockObj)
            {
                try
                {
                    _provider.Update(resourceKind, info);
                }
                catch (StoreException)
                {
                    _provider.Add(resourceKind, info);
                }
            }
        }