コード例 #1
0
        public void DoWork(IRequest request)
        {
            string resourceKind = _requestContext.ResourceKind.ToString();
            string endpoint = _requestContext.DatasetLink + resourceKind;
            SdataContext sdataContext = _requestContext.SdataContext;

            ISyncSyncDigestInfoStore syncDigestStore = RequestReceiver.NorthwindAdapter.StoreLocator.GetSyncDigestStore(sdataContext);

            SyncDigestInfo syncDigestInfo = syncDigestStore.Get(resourceKind);

            SyncDigestPayload syncDigestPayload = new SyncDigestPayload();
            syncDigestPayload.Digest.Origin = endpoint;
            // create a new initial syncDigest and store it.
            if ((null == syncDigestInfo) || (syncDigestInfo.Count == 0))
            {
                SyncFeedDigestEntry entry = new SyncFeedDigestEntry();
                entry.ConflictPriority = 0;
                entry.Endpoint = endpoint;
                entry.Stamp = DateTime.Now;
                entry.Tick = -1;
                syncDigestPayload.Digest.Entries.Add(entry);
            }
            else
            {
                foreach (SyncDigestEntryInfo digestEntry in syncDigestInfo)
                {
                    SyncFeedDigestEntry entry = new SyncFeedDigestEntry();
                    entry.ConflictPriority = digestEntry.ConflictPriority;
                    entry.Endpoint = digestEntry.Endpoint;
                    //entry.Stamp = digestEntry.;
                    entry.Tick = digestEntry.Tick;
                    syncDigestPayload.Digest.Entries.Add(entry);

                }

            }
            SyncFeed feed = new SyncFeed();
            string url = endpoint + "/$syncDigest";
            FeedLink link = new FeedLink(url, LinkType.Self, MediaType.AtomEntry);
            feed.Links = new FeedLinkCollection();
            feed.Links.Add(link);
            feed.Id = url;
            feed.FeedType = FeedType.ResourceEntry;
            SyncFeedEntry syncFeedEntry = new SyncFeedEntry();
            syncFeedEntry.Payload = syncDigestPayload;
            syncFeedEntry.Title = "Synchronization digest";
            syncFeedEntry.Id = url;

            syncFeedEntry.Links.Add(link);
            feed.Entries.Add(syncFeedEntry);

            feed.Id = url;

            request.Response.Serializer = new SyncFeedSerializer();
            request.Response.Feed = feed;
            request.Response.ContentType = MediaType.AtomEntry;
        }
コード例 #2
0
            /// <summary>
            /// 
            /// </summary>
            /// <param name="config"></param>
            /// <returns></returns>
            /// <remarks>This method is not threadsafe as the performer must be finished when calling this method.</remarks>
            public SyncFeed GetFeed(NorthwindConfig config, int startIndex, int count)
            {
                SyncFeed feed;
                SdataContext sdataContext;
                SupportedResourceKinds resource;
                string resourceKind;
                string endpoint;
                Guid trackingId;

                List<CorrelatedResSyncInfo> correlatedResSyncInfos;

                sdataContext = _parentPerformer._requestContext.SdataContext;
                resource = _parentPerformer._requestContext.ResourceKind;
                resourceKind = resource.ToString();
                correlatedResSyncInfos = _parentPerformer._asyncStateObj.CorrelatedResSyncInfos;
                endpoint = _parentPerformer._requestContext.DatasetLink + resourceKind;
                trackingId = _parentPerformer._requestContext.TrackingId;

                ISyncSyncDigestInfoStore syncDigestStore = RequestReceiver.NorthwindAdapter.StoreLocator.GetSyncDigestStore(sdataContext);
                SyncDigestInfo syncDigestInfo = syncDigestStore.Get(resourceKind);

                if (count == 0)
                    count = 10;

                feed = new SyncFeed();
                Token emptyToken = new Token();

                feed.Digest = new SyncFeedDigest();
                feed.Digest.Origin = _parentPerformer._requestContext.OriginEndPoint;
                feed.Digest.Entries = new List<SyncFeedDigestEntry>();

                if (syncDigestInfo != null)
                {
                    foreach (SyncDigestEntryInfo entryinfo in syncDigestInfo)
                    {
                        SyncFeedDigestEntry entry = new SyncFeedDigestEntry();
                        entry.ConflictPriority = entryinfo.ConflictPriority;
                        entry.Endpoint = entryinfo.Endpoint;
                        entry.Tick = entryinfo.Tick;
                        entry.Stamp = DateTime.Now;
                        feed.Digest.Entries.Add(entry);
                    }
                }

                IEntityWrapper wrapper = EntityWrapperFactory.Create(resource, _parentPerformer._requestContext);

                for (int index = startIndex;
                index < ((startIndex + count > correlatedResSyncInfos.Count) ? correlatedResSyncInfos.Count : startIndex + count);
                index++)
                {
                    CorrelatedResSyncInfo resSyncInfo = (CorrelatedResSyncInfo)correlatedResSyncInfos[index];
                    SyncFeedEntry entry = wrapper.GetFeedEntry(resSyncInfo);
                    if (entry != null)
                        feed.Entries.Add(entry);
                    else
                    {
                        entry = new SyncFeedEntry();
                        entry.HttpMethod = "DELETE";
                        entry.Uuid = resSyncInfo.ResSyncInfo.Uuid;
                        feed.Entries.Add(entry);
                    }

                }

                // initialize the feed
                string url = string.Format("{0}/$syncSource('{1}')", endpoint, trackingId);

                feed.Id = url;
                feed.Title = resourceKind;

                #region PAGING & OPENSEARCH

                int totalResults = correlatedResSyncInfos.Count;

                PageController pageController = new PageController(startIndex+1, FeedMetadataHelpers.DEFAULT_ITEMS_PER_PAGE, totalResults, count, url);

                /* PAGING */
                FeedLinkCollection feedLinks = new FeedLinkCollection();
                feedLinks.Add(new FeedLink(pageController.GetLinkSelf(), LinkType.Self, MediaType.Atom, "Current Page"));
                feedLinks.Add(new FeedLink(pageController.GetLinkFirst(), LinkType.First, MediaType.Atom, "First Page"));
                feedLinks.Add(new FeedLink(pageController.GetLinkLast(), LinkType.Last, MediaType.Atom, "Last Page"));

                string linkUrl;
                if (pageController.GetLinkNext(out linkUrl))
                    feedLinks.Add(new FeedLink(linkUrl, LinkType.Next, MediaType.Atom, "Next Page"));
                if (pageController.GetLinkPrevious(out linkUrl))
                    feedLinks.Add(new FeedLink(linkUrl, LinkType.Previous, MediaType.Atom, "Previous Page"));

                feed.Links = feedLinks;

                /* OPENSEARCH */
                feed.Opensearch_ItemsPerPageElement = pageController.GetOpensearch_ItemsPerPageElement();
                feed.Opensearch_StartIndexElement = pageController.GetOpensearch_StartIndexElement();
                feed.Opensearch_TotalResultsElement = pageController.GetOpensearch_TotalResultsElement();

                #endregion

                //feed.Id = url;
                //if (startIndex + count < correlatedResSyncInfos.Count)
                //{
                //    FeedLink linkNext = new FeedLink(string.Format("{0}?startIndex={1}&count=10", url, startIndex + count), LinkType.Next);
                //    feed.Links.Add(linkNext);
                //}

                //FeedLink linkFirst = new FeedLink(String.Format("{0}?startIndex=0&count=10", url), LinkType.First);
                //feed.Links.Add(linkFirst);

                //FeedLink linkSelf = new FeedLink(String.Format("{0}?startIndex={1}&count=10", url, startIndex), LinkType.Self);
                //feed.Links.Add(linkSelf);

                return feed;
            }