public PartitioningFilter(
uint partitionCount,
Partitioner.GetPartitionKey?partitioner = null,
Partitioner.GetPartitionHash?getHash = null
)
{
_getHash = getHash ?? MurmurHash3.Hash;
_partitionCount = (int)partitionCount;
_partitioner = partitioner ?? (ctx => ctx.Stream);
_filters = Enumerable.Range(0, _partitionCount).Select(_ => new ConcurrentFilter(1)).ToArray();
}
public static SubscriptionBuilder WithPartitioning(
this SubscriptionBuilder builder,
uint partitionsCount,
Partitioner.GetPartitionKey getPartitionKey
)
=> builder.AddConsumeFilterFirst(new PartitioningFilter(partitionsCount, getPartitionKey));
