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Xcontent filter: Add map and builder filter benchmark #81575

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Merged
nik9000 merged 4 commits into from
Dec 14, 2021
Merged

Xcontent filter: Add map and builder filter benchmark #81575

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cd3d41e
add benchmark
weizijun Dec 9, 2021
de22e6f
add benchmark
weizijun Dec 9, 2021
d01b3b7
add benchmark
weizijun Dec 9, 2021
717e2ca
add benchmark
weizijun Dec 9, 2021
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48 changes: 46 additions & 2 deletions benchmarks/src/main/java/org/elasticsearch/benchmark/xcontent/FilterContentBenchmark.java
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Original file line number Diff line number Diff line change
Expand Up @@ -8,11 +8,14 @@

package org.elasticsearch.benchmark.xcontent;

import org.elasticsearch.common.Strings;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.io.Streams;
import org.elasticsearch.common.io.stream.BytesStreamOutput;
import org.elasticsearch.common.util.Maps;
import org.elasticsearch.common.xcontent.XContentHelper;
import org.elasticsearch.common.xcontent.support.XContentMapValues;
import org.elasticsearch.search.fetch.subphase.FetchSourcePhase;
import org.elasticsearch.xcontent.XContentBuilder;
import org.elasticsearch.xcontent.XContentParser;
import org.elasticsearch.xcontent.XContentParserConfiguration;
Expand All @@ -39,8 +42,8 @@
import java.util.stream.Collectors;

@Fork(1)
@Warmup(iterations = 2)
@Measurement(iterations = 3)
@Warmup(iterations = 1)
@Measurement(iterations = 2)
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
@State(Scope.Benchmark)
Expand Down Expand Up @@ -122,6 +125,47 @@ public BytesReference filterWithNewParserConfig() throws IOException {
return filter(contentParserConfiguration);
}

@Benchmark
public BytesReference filterWithMap() throws IOException {
Map<String, Object> sourceMap = XContentHelper.convertToMap(source, false).v2();
String[] includes;
String[] excludes;
if (inclusive) {
includes = filters.toArray(Strings.EMPTY_ARRAY);
excludes = null;
} else {
includes = null;
excludes = filters.toArray(Strings.EMPTY_ARRAY);
}
Map<String, Object> filterMap = XContentMapValues.filter(sourceMap, includes, excludes);
return FetchSourcePhase.objectToBytes(filterMap, XContentType.JSON, Math.min(1024, source.length()));
}

@Benchmark
public BytesReference filterWithBuilder() throws IOException {
BytesStreamOutput streamOutput = new BytesStreamOutput(Math.min(1024, source.length()));
Set<String> includes;
Set<String> excludes;
if (inclusive) {
includes = filters;
excludes = Set.of();
} else {
includes = Set.of();
excludes = filters;
}
XContentBuilder builder = new XContentBuilder(
XContentType.JSON.xContent(),
streamOutput,
includes,
excludes,
XContentType.JSON.toParsedMediaType()
);
try (XContentParser parser = XContentType.JSON.xContent().createParser(XContentParserConfiguration.EMPTY, source.streamInput())) {
builder.copyCurrentStructure(parser);
return BytesReference.bytes(builder);
}
}

private XContentParserConfiguration buildParseConfig() {
Set<String> includes;
Set<String> excludes;
Expand Down