func (o *observer) OperationAppliedToOrders(op sim.SimOperation) {
sess := op.GetMessage().Session.Index()
//errs.Check(sess < 4, sess)
//errs.Check(sess < 32, sess)
var key uint64
var delta int
switch o := op.(type) {
case *sim.OperationAdd:
key = uint64(sess)<<32 | uint64(o.OrderId.ToUint32())
delta = 1
case *sim.OperationRemove:
key = uint64(sess)<<32 | uint64(o.GetOrigOrderId().ToUint32())
delta = -1
}
for _, ohs := range o.analyzer.orderHashStat {
keyHash := ohs.f(key)
ohs.bucketSize[keyHash] += delta
if ohs.bucketSize[keyHash] > ohs.maxBucketSize[keyHash] {
ohs.maxBucketSize[keyHash] = ohs.bucketSize[keyHash]
} else if ohs.bucketSize[keyHash] == 0 {
delete(ohs.bucketSize, keyHash)
}
}
}
