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EachTypeFlatMapPerf.java
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119 lines (104 loc) · 3.82 KB
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/**
* Copyright 2016 Netflix, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is
* distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
* the License for the specific language governing permissions and limitations under the License.
*/
package io.reactivex;
import java.util.concurrent.TimeUnit;
import org.openjdk.jmh.annotations.*;
import org.openjdk.jmh.infra.Blackhole;
import org.reactivestreams.Publisher;
import io.reactivex.functions.Function;
@BenchmarkMode(Mode.Throughput)
@Warmup(iterations = 5)
@Measurement(iterations = 5, time = 5, timeUnit = TimeUnit.SECONDS)
@OutputTimeUnit(TimeUnit.SECONDS)
@Fork(value = 1)
@State(Scope.Thread)
public class EachTypeFlatMapPerf {
@Param({ "1", "1000", "1000000" })
public int times;
Observable<Integer> bpRange;
NbpObservable<Integer> nbpRange;
Single<Integer> singleJust;
Observable<Integer> bpRangeMapJust;
NbpObservable<Integer> nbpRangeMapJust;
Single<Integer> singleJustMapJust;
Observable<Integer> bpRangeMapRange;
NbpObservable<Integer> nbpRangeMapRange;
@Setup
public void setup() {
bpRange = Observable.range(1, times);
nbpRange = NbpObservable.range(1, times);
bpRangeMapJust = bpRange.flatMap(new Function<Integer, Publisher<Integer>>() {
@Override
public Publisher<Integer> apply(Integer v) {
return Observable.just(v);
}
});
nbpRangeMapJust = nbpRange.flatMap(new Function<Integer, NbpObservable<Integer>>() {
@Override
public NbpObservable<Integer> apply(Integer v) {
return NbpObservable.just(v);
}
});
bpRangeMapRange = bpRange.flatMap(new Function<Integer, Publisher<Integer>>() {
@Override
public Publisher<Integer> apply(Integer v) {
return Observable.range(v, 2);
}
});
nbpRangeMapRange = nbpRange.flatMap(new Function<Integer, NbpObservable<Integer>>() {
@Override
public NbpObservable<Integer> apply(Integer v) {
return NbpObservable.range(v, 2);
}
});
singleJust = Single.just(1);
singleJustMapJust = singleJust.flatMap(new Function<Integer, Single<Integer>>() {
@Override
public Single<Integer> apply(Integer v) {
return Single.just(v);
}
});
}
@Benchmark
public void bpRange(Blackhole bh) {
bpRange.subscribe(new LatchedObserver<Integer>(bh));
}
@Benchmark
public void bpRangeMapJust(Blackhole bh) {
bpRangeMapJust.subscribe(new LatchedObserver<Integer>(bh));
}
@Benchmark
public void bpRangeMapRange(Blackhole bh) {
bpRangeMapRange.subscribe(new LatchedObserver<Integer>(bh));
}
@Benchmark
public void nbpRange(Blackhole bh) {
nbpRange.subscribe(new LatchedNbpObserver<Integer>(bh));
}
@Benchmark
public void nbpRangeMapJust(Blackhole bh) {
nbpRangeMapJust.subscribe(new LatchedNbpObserver<Integer>(bh));
}
@Benchmark
public void nbpRangeMapRange(Blackhole bh) {
nbpRangeMapRange.subscribe(new LatchedNbpObserver<Integer>(bh));
}
@Benchmark
public void singleJust(Blackhole bh) {
singleJust.subscribe(new LatchedSingleObserver<Integer>(bh));
}
@Benchmark
public void singleJustMapJust(Blackhole bh) {
singleJustMapJust.subscribe(new LatchedSingleObserver<Integer>(bh));
}
}