protected override async Task <bool> OnProcessBatchAsync(
CollectorHttpClient client,
IEnumerable <CatalogCommitItem> items,
JToken context,
DateTime commitTimeStamp,
bool isLastBatch,
CancellationToken cancellationToken)
{
var catalogEntries = items.Select(item => CatalogEntry.Create(item))
.ToList();
// Sanity check: a single catalog batch should not contain multiple entries for the same package identity.
AssertNoMultipleEntriesForSamePackageIdentity(commitTimeStamp, catalogEntries);
// Process .nupkg/.nuspec adds and deletes.
var processedCatalogEntries = await ProcessCatalogEntriesAsync(client, catalogEntries, cancellationToken);
// Update the package version index with adds and deletes.
await UpdatePackageVersionIndexAsync(processedCatalogEntries, cancellationToken);
return(true);
}