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Rename merger

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This commit is contained in:
Dominik Werder
2021-06-03 14:51:04 +02:00
parent c19c4997bb
commit cf7747fb3a
2 changed files with 11 additions and 23 deletions
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4
disk/src/cache.rs
View File

@@ -2,7 +2,7 @@ use crate::agg::streams::StreamItem;
use crate::binned::{RangeCompletableItem, StreamKind};
use crate::cache::pbv::PreBinnedValueByteStream;
use crate::frame::makeframe::FrameType;
use crate::merge::MergedMinMaxAvgScalarStream;
use crate::merge::MergedStream;
use crate::raw::EventsQuery;
use bytes::Bytes;
use chrono::{DateTime, TimeZone, Utc};
@@ -488,7 +488,7 @@ where
if c1 == self.tcp_establish_futs.len() {
debug!("MergedFromRemotes setting up merged stream");
let inps = self.nodein.iter_mut().map(|k| k.take().unwrap()).collect();
let s1 = MergedMinMaxAvgScalarStream::<_, SK>::new(inps);
let s1 = MergedStream::<_, SK>::new(inps);
self.merged = Some(Box::pin(s1));
} else {
debug!(

30
disk/src/merge.rs
View File

@@ -10,7 +10,13 @@ use std::collections::VecDeque;
use std::pin::Pin;
use std::task::{Context, Poll};
pub struct MergedMinMaxAvgScalarStream<S, SK>
enum MergedCurVal<T> {
None,
Finish,
Val(T),
}
pub struct MergedStream<S, SK>
where
S: Stream<Item = Result<StreamItem<RangeCompletableItem<SK::XBinnedEvents>>, Error>> + Unpin,
SK: StreamKind,
@@ -31,7 +37,7 @@ where
event_data_read_stats_items: VecDeque<EventDataReadStats>,
}
impl<S, SK> MergedMinMaxAvgScalarStream<S, SK>
impl<S, SK> MergedStream<S, SK>
where
S: Stream<Item = Result<StreamItem<RangeCompletableItem<SK::XBinnedEvents>>, Error>> + Unpin,
SK: StreamKind,
@@ -122,8 +128,7 @@ where
}
}
// TODO change name, it is generic now:
impl<S, SK> Stream for MergedMinMaxAvgScalarStream<S, SK>
impl<S, SK> Stream for MergedStream<S, SK>
where
S: Stream<Item = Result<StreamItem<RangeCompletableItem<<SK as StreamKind>::XBinnedEvents>>, Error>> + Unpin,
SK: StreamKind,
@@ -213,18 +218,7 @@ where
self.ixs[lowest_ix] = 0;
self.current[lowest_ix] = MergedCurVal::None;
}
//self.batch.tss.push(lowest_ts);
/*let z = match &self.current[lowest_ix] {
MergedCurVal::Val(k) => (k.mins[rix], k.maxs[rix], k.avgs[rix], k.tss.len()),
_ => panic!(),
};
self.batch.mins.push(z.0);
self.batch.maxs.push(z.1);
self.batch.avgs.push(z.2);
*/
if self.batch.len() >= self.batch_size {
//let k = std::mem::replace(&mut self.batch, MinMaxAvgScalarEventBatch::empty());
//let ret = MinMaxAvgScalarEventBatchStreamItem::Values(k);
let emp = <<SK as StreamKind>::XBinnedEvents as Appendable>::empty();
let ret = std::mem::replace(&mut self.batch, emp);
Ready(Some(Ok(StreamItem::DataItem(RangeCompletableItem::Data(ret)))))
@@ -243,9 +237,3 @@ where
}
}
}
enum MergedCurVal<T> {
None,
Finish,
Val(T),
}