IFeedSyncServices::GetChangeBatch
Gets a batch of changes from the loaded feed.
Syntax
HRESULT GetChangeBatch(
DWORD dwBatchSize,
ISyncKnowledge * pRemoteKnowledge,
ISyncFilterInfo * pFilterInfo,
IFeedItemMetadataFilter * pItemMetadataFilter,
ISyncChangeBatch ** ppSyncChangeBatch,
IUnknown ** ppUnkDataRetriever);
Parameters
dwBatchSize
[in] The number of changes to include in the change batch.pRemoteKnowledge
[in] The knowledge from the destination provider.pFilterInfo
[in, unique] Information about a filter that is used to control which items are included in the returned change batch. Can be NULL.pItemMetadataFilter
[in, unique] A callback object that Sync Framework will call one time for each item to determine whether the item should be added to the returned change batch. Can be NULL.ppSyncChangeBatch
[out] Returns the batch of changes that is enumerated from the loaded feed.ppUnkDataRetriever
[out] Returns an object that can be used to retrieve item data from the loaded feed.
Return Value
S_OK.
E_INVALIDARG.
E_OUTOFMEMORY.
SYNC_E_INVALID_OPERATION when IFeedSyncServices::Initialize was not called, or if a feed was not loaded by using IFeedSyncServices::LoadFeed.
Remarks
This method helps a synchronization provider implement its IKnowledgeSyncProvider::GetChangeBatch method.