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package com.google.protocolbuffers;
import com.google.caliper.BeforeExperiment;
import com.google.caliper.Benchmark;
import com.google.caliper.Param;
import com.google.protobuf.ByteString;
import com.google.protobuf.CodedOutputStream;
import com.google.protobuf.ExtensionRegistry;
import com.google.protobuf.Message;
import com.google.protobuf.benchmarks.Benchmarks.BenchmarkDataset;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
public class ProtoBenchCaliper {
public enum BenchmarkMessageType {
GOOGLE_MESSAGE1_PROTO3 {
@Override ExtensionRegistry getExtensionRegistry() { return ExtensionRegistry.newInstance(); }
@Override
Message getDefaultInstance() {
return com.google.protobuf.benchmarks.BenchmarkMessage1Proto3.GoogleMessage1
.getDefaultInstance();
}
@Override String[] getSpecificCaliperOption() { return null; }
},
GOOGLE_MESSAGE1_PROTO2 {
@Override ExtensionRegistry getExtensionRegistry() { return ExtensionRegistry.newInstance(); }
@Override
Message getDefaultInstance() {
return com.google.protobuf.benchmarks.BenchmarkMessage1Proto2.GoogleMessage1
.getDefaultInstance();
}
@Override String[] getSpecificCaliperOption() { return null; }
},
GOOGLE_MESSAGE2 {
@Override ExtensionRegistry getExtensionRegistry() { return ExtensionRegistry.newInstance(); }
@Override
Message getDefaultInstance() {
return com.google.protobuf.benchmarks.BenchmarkMessage2.GoogleMessage2.getDefaultInstance();
}
@Override String[] getSpecificCaliperOption() { return null; }
},
GOOGLE_MESSAGE3 {
@Override
ExtensionRegistry getExtensionRegistry() {
ExtensionRegistry extensions = ExtensionRegistry.newInstance();
benchmarks.google_message3.BenchmarkMessage38.registerAllExtensions(extensions);
benchmarks.google_message3.BenchmarkMessage37.registerAllExtensions(extensions);
benchmarks.google_message3.BenchmarkMessage36.registerAllExtensions(extensions);
benchmarks.google_message3.BenchmarkMessage35.registerAllExtensions(extensions);
benchmarks.google_message3.BenchmarkMessage34.registerAllExtensions(extensions);
benchmarks.google_message3.BenchmarkMessage33.registerAllExtensions(extensions);
benchmarks.google_message3.BenchmarkMessage32.registerAllExtensions(extensions);
benchmarks.google_message3.BenchmarkMessage31.registerAllExtensions(extensions);
benchmarks.google_message3.BenchmarkMessage3.registerAllExtensions(extensions);
return extensions;
}
@Override
Message getDefaultInstance() {
return benchmarks.google_message3.BenchmarkMessage3.GoogleMessage3.getDefaultInstance();
}
@Override
String[] getSpecificCaliperOption() {
String[] opt = new String[1];
opt[0] = "-Cinstrument.runtime.options.timingInterval=3000ms";
return opt;
}
},
GOOGLE_MESSAGE4 {
@Override
ExtensionRegistry getExtensionRegistry() {
ExtensionRegistry extensions = ExtensionRegistry.newInstance();
benchmarks.google_message4.BenchmarkMessage43.registerAllExtensions(extensions);
benchmarks.google_message4.BenchmarkMessage42.registerAllExtensions(extensions);
benchmarks.google_message4.BenchmarkMessage41.registerAllExtensions(extensions);
benchmarks.google_message4.BenchmarkMessage4.registerAllExtensions(extensions);
return extensions;
}
@Override
Message getDefaultInstance() {
return benchmarks.google_message4.BenchmarkMessage4.GoogleMessage4.getDefaultInstance();
}
@Override
String[] getSpecificCaliperOption() {
String[] opt = new String[1];
opt[0] = "-Cinstrument.runtime.options.timingInterval=3000ms";
return opt;
}
};
abstract ExtensionRegistry getExtensionRegistry();
abstract Message getDefaultInstance();
abstract String[] getSpecificCaliperOption();
}
@Param
private BenchmarkMessageType benchmarkMessageType;
@Param
private String dataFile;
private byte[] inputData;
private BenchmarkDataset benchmarkDataset;
private Message defaultMessage;
private ExtensionRegistry extensions;
private List<byte[]> inputDataList;
private List<ByteArrayInputStream> inputStreamList;
private List<ByteString> inputStringList;
private List<Message> sampleMessageList;
private int counter;
private FileOutputStream devNull;
private CodedOutputStream reuseDevNull;
@BeforeExperiment
void setUp() throws IOException {
inputData = ProtoBench.readAllBytes(dataFile);
benchmarkDataset = BenchmarkDataset.parseFrom(inputData);
defaultMessage = benchmarkMessageType.getDefaultInstance();
extensions = benchmarkMessageType.getExtensionRegistry();
inputDataList = new ArrayList<byte[]>();
inputStreamList = new ArrayList<ByteArrayInputStream>();
inputStringList = new ArrayList<ByteString>();
sampleMessageList = new ArrayList<Message>();
for (int i = 0; i < benchmarkDataset.getPayloadCount(); i++) {
byte[] singleInputData = benchmarkDataset.getPayload(i).toByteArray();
inputDataList.add(benchmarkDataset.getPayload(i).toByteArray());
inputStreamList.add(new ByteArrayInputStream(
benchmarkDataset.getPayload(i).toByteArray()));
inputStringList.add(benchmarkDataset.getPayload(i));
sampleMessageList.add(
defaultMessage.newBuilderForType().mergeFrom(singleInputData, extensions).build());
}
devNull = null;
reuseDevNull = null;
try {
devNull = new FileOutputStream("/dev/null");
reuseDevNull = CodedOutputStream.newInstance(devNull);
} catch (FileNotFoundException e) {
// ignore: this is probably Windows, where /dev/null does not exist
}
counter = 0;
}
@Benchmark
void serializeToByteString(int reps) throws IOException {
for (int i = 0; i < reps; i++) {
sampleMessageList.get(counter % sampleMessageList.size()).toByteString();
counter++;
}
}
@Benchmark
void serializeToByteArray(int reps) throws IOException {
for (int i = 0; i < reps; i++) {
sampleMessageList.get(counter % sampleMessageList.size()).toByteArray();
counter++;
}
}
@Benchmark
void serializeToMemoryStream(int reps) throws IOException {
for (int i = 0; i < reps; i++) {
ByteArrayOutputStream output = new ByteArrayOutputStream();
sampleMessageList.get(counter % sampleMessageList.size()).writeTo(output);
counter++;
}
}
@Benchmark
void deserializeFromByteString(int reps) throws IOException {
for (int i = 0; i < reps; i++) {
defaultMessage
.newBuilderForType()
.mergeFrom(inputStringList.get(counter % inputStringList.size()), extensions)
.build();
counter++;
}
}
@Benchmark
void deserializeFromByteArray(int reps) throws IOException {
for (int i = 0; i < reps; i++) {
defaultMessage
.newBuilderForType()
.mergeFrom(inputDataList.get(counter % inputDataList.size()), extensions)
.build();
counter++;
}
}
@Benchmark
void deserializeFromMemoryStream(int reps) throws IOException {
for (int i = 0; i < reps; i++) {
defaultMessage
.newBuilderForType()
.mergeFrom(inputStreamList.get(counter % inputStreamList.size()), extensions)
.build();
inputStreamList.get(counter % inputStreamList.size()).reset();
counter++;
}
}
}
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