public IEnumerable<IStreamQueryPartition<Guid>> Build(
Guid lowerBoundExclusive,
Guid upperBoundInclusive,
int numberOfPartitions)
{
var upperBigIntInclusive = upperBoundInclusive.ToBigInteger();
var lowerBigIntExclusive = lowerBoundExclusive.ToBigInteger();
var space = upperBigIntInclusive - lowerBigIntExclusive;
foreach (var i in Enumerable.Range(0, numberOfPartitions))
{
var lower = lowerBigIntExclusive + (i*(space/numberOfPartitions));
var upper = lowerBigIntExclusive + ((i + 1)*(space/numberOfPartitions));
if (i == numberOfPartitions - 1)
{
upper = upperBigIntInclusive;
}
yield return new StreamQueryPartition<Guid>
{
LowerBoundExclusive = lower.ToGuid(),
UpperBoundInclusive = upper.ToGuid()
};
}
}
private static void TestGuidRoundTrip(Guid guid)
{
Console.WriteLine(guid);
guid.ToBigInteger().ToGuid().Should().Be(guid);
}
