/// <nodoc />
public IEnumerable <ContentLocationEventData> DeserializeEvents(BuildXLReader reader)
{
return(SynchronizeIfNeeded(
synchronized =>
{
// Need to "materialize" the result if synchronization is needed.
// Otherwise the lock will be released before all the data is consumed from the
if (synchronized)
{
return deserializeEventsCore().ToList();
}
else
{
return deserializeEventsCore();
}
}));
IEnumerable <ContentLocationEventData> deserializeEventsCore()
{
var entriesCount = reader.ReadInt32Compact();
for (int i = 0; i < entriesCount; i++)
{
// Using default as eventTimeUtc because reconciliation events should not have touches.
yield return(ContentLocationEventData.Deserialize(reader, eventTimeUtc: default));
}
}
}
/// <nodoc />
public IEnumerable <ContentLocationEventData> DeserializeReconcileData(BuildXLReader reader)
{
var entriesCount = reader.ReadInt32Compact();
for (int i = 0; i < entriesCount; i++)
{
// Using default as eventTimeUtc because reconciliation events should not have touches.
yield return(ContentLocationEventData.Deserialize(reader, eventTimeUtc: default));
}
}
private string GetTraceInfo(ContentLocationEventData eventData)
{
switch (eventData)
{
case ReconcileContentLocationEventData reconcile:
return($"{reconcile.BlobId}");
default:
return(string.Join(", ", Enumerable.Range(0, eventData.ContentHashes.Count).Select(index => PrintHashInfo(eventData, index))));
}
}
private string PrintHashInfo(ContentLocationEventData eventData, int index)
{
switch (eventData)
{
case AddContentLocationEventData add:
return($"{add.ContentHashes[index]}: {add.ContentSizes[index]}");
default:
return(eventData.ContentHashes[index].ToString());
}
}
/// <nodoc />
public IReadOnlyList <ContentLocationEventData> DeserializeEvents(EventData message, DateTime?eventTimeUtc = null)
{
if (eventTimeUtc == null)
{
Contract.Assert(message.SystemProperties != null, "Either eventTimeUtc argument must be provided or message.SystemProperties must not be null. Did you forget to provde eventTimeUtc arguments in tests?");
eventTimeUtc = message.SystemProperties.EnqueuedTimeUtc;
}
var data = message.Body;
return(_reader.DeserializeSequence(data, reader => ContentLocationEventData.Deserialize(reader, eventTimeUtc.Value)).ToList());
}
/// <nodoc />
public void SerializeReconcileData(OperationContext context, BuildXLWriter writer, MachineId machine, IReadOnlyList <ShortHashWithSize> addedContent, IReadOnlyList <ShortHash> removedContent)
{
var entries = new ContentLocationEventData[]
{
new AddContentLocationEventData(machine, addedContent),
new RemoveContentLocationEventData(machine, removedContent)
};
var finalEntries = SplitLargeInstancesIfNeeded(entries);
context.TraceDebug($"{nameof(ContentLocationEventDataSerializer)}: EntriesCount={finalEntries.Count}");
writer.WriteCompact(finalEntries.Count);
foreach (var eventData in finalEntries)
{
eventData.Serialize(writer);
}
}
private static bool Equal(ContentLocationEventData left, int leftIndex, ContentLocationEventData right, int rightIndex)
{
if (left.Kind != right.Kind || left.Sender != right.Sender)
{
return(false);
}
if (left.Kind == EventKind.Reconcile)
{
// Reconcile blobs do not have hashes so just check blob id equality
var leftReconcile = (ReconcileContentLocationEventData)left;
var rightReconcile = (ReconcileContentLocationEventData)right;
return(leftReconcile.BlobId == rightReconcile.BlobId);
}
if (left.ContentHashes.Count == 0 || right.ContentHashes.Count == 0)
{
// This is a strange case where an event other than reconcile has zero hashes. Not an error per se.
// That said, we verify that an empty event data matches when deserialized.
return(left.ContentHashes.Count == right.ContentHashes.Count);
}
if (left.ContentHashes[leftIndex] != right.ContentHashes[rightIndex])
{
return(false);
}
switch (left.Kind)
{
case EventKind.AddLocation:
var leftAdd = (AddContentLocationEventData)left;
var rightAdd = (AddContentLocationEventData)right;
if (leftAdd.ContentSizes[leftIndex] != rightAdd.ContentSizes[rightIndex])
{
return(false);
}
break;
}
return(true);
}
/// <inheritdoc />
public override bool Equals(ContentLocationEventData other)
{
var otherTouch = (TouchContentLocationEventData)other;
return(base.Equals(other) && AccessTime == otherTouch.AccessTime);
}
/// <inheritdoc />
public override bool Equals(ContentLocationEventData other)
{
var rhs = (AddContentLocationEventData)other;
return(base.Equals(other) && (Touch == rhs.Touch) && ContentSizes.SequenceEqual(rhs.ContentSizes));
}
private static IEnumerable <int> GetIndices(ContentLocationEventData data)
{
// Always have at least one index to ensure that events with no hashes like Reconcile are not skipped
return(Enumerable.Range(0, Math.Max(data.ContentHashes.Count, 1)));
}
