private void OnPurged(CachedEventHubMessage lastItemPurged)
{
int readOffset = 0;
SegmentBuilder.ReadNextString(lastItemPurged.Segment, ref readOffset); // read namespace, not needed so throw away.
string offset = SegmentBuilder.ReadNextString(lastItemPurged.Segment, ref readOffset); // read offset
checkpoint.Update(offset, DateTime.UtcNow);
}
/// <summary>
/// Duplicate of EventHub's EventData class.
/// </summary>
/// <param name="cachedMessage"></param>
public EventHubMessage(CachedEventHubMessage cachedMessage)
{
int readOffset = 0;
StreamIdentity = new StreamIdentity(cachedMessage.StreamGuid, SegmentBuilder.ReadNextString(cachedMessage.Segment, ref readOffset));
Offset = SegmentBuilder.ReadNextString(cachedMessage.Segment, ref readOffset);
PartitionKey = SegmentBuilder.ReadNextString(cachedMessage.Segment, ref readOffset);
SequenceNumber = cachedMessage.SequenceNumber;
EnqueueTimeUtc = cachedMessage.EnqueueTimeUtc;
DequeueTimeUtc = cachedMessage.DequeueTimeUtc;
Properties = SegmentBuilder.ReadNextBytes(cachedMessage.Segment, ref readOffset).DeserializeProperties();
Payload = SegmentBuilder.ReadNextBytes(cachedMessage.Segment, ref readOffset).ToArray();
}
public EventHubMessage(CachedEventHubMessage cachedMessage)
{
int readOffset = 0;
StreamIdentity = new StreamIdentity(cachedMessage.StreamGuid, SegmentBuilder.ReadNextString(cachedMessage.Segment, ref readOffset));
Offset = SegmentBuilder.ReadNextString(cachedMessage.Segment, ref readOffset);
SequenceNumber = cachedMessage.SequenceNumber;
EnqueueTimeUtc = cachedMessage.EnqueueTimeUtc;
DequeueTimeUtc = cachedMessage.DequeueTimeUtc;
Properties = SegmentBuilder.ReadNextBytes(cachedMessage.Segment, ref readOffset).DeserializeProperties();
object offsetObj;
PartitionKey = Properties.TryGetValue("PartitionKey", out offsetObj)
? offsetObj as string
: default(string);
Payload = SegmentBuilder.ReadNextBytes(cachedMessage.Segment, ref readOffset).ToArray();
}