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ClientDataBenchmark.java

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package bwapi;

import org.openjdk.jmh.annotations.*;

import org.openjdk.jmh.infra.Blackhole;

import java.util.SplittableRandom;

import java.util.stream.Collectors;

@Warmup(iterations = 3, time = 5)

@Measurement(iterations = 3, time = 5)

@Fork(3)

public class ClientDataBenchmark {

@State(Scope.Thread)

public static class EmptyState {

Client client;

Game game;

String[] strings;

@Setup(Level.Invocation)

public void setup() {

WrappedBuffer wrappedBuffer = new WrappedBuffer(ClientData.GameData.SIZE);

game = new Game();

game.botClientData().setBuffer(wrappedBuffer);

client = new Client(wrappedBuffer);

strings = buildStrings();

}

}

@State(Scope.Thread)

public static class FilledWithStrings {

Client client;

ClientData.GameData data;

Game game;

@Setup(Level.Invocation)

public void setup() {

WrappedBuffer wrappedBuffer = new WrappedBuffer(ClientData.GameData.SIZE);

game = new Game();

game.botClientData().setBuffer(wrappedBuffer);

client = new Client(wrappedBuffer);

data = game.botClientData().gameData();

String[] strings = buildStrings();

for (String s : strings) {

GameDataUtils.addString(client.liveClientData().gameData(), s);

}

}

}

private static String[] buildStrings() {

SplittableRandom rnd = new SplittableRandom(987654321L);

String[] strings = new String[GameDataUtils.MAX_COUNT];

for (int i = 0; i < strings.length; i++) {

strings[i] = rnd.ints(1022, 0, 9)

.mapToObj(Integer::toString)

.collect(Collectors.joining());

}

return strings;

}

@Benchmark

@Measurement(iterations = 2, time = 2)

@Warmup(time = 2)

@Fork(2)

public void reference(Blackhole blackhole) {

blackhole.consume(0);

}

@Benchmark

@OperationsPerInvocation(GameDataUtils.MAX_COUNT)

public int addUnitCommand(EmptyState s) {

for (int i = 0; i < GameDataUtils.MAX_COUNT; i++) {

s.game.addUnitCommand(0, 1, 2, 3, 4, 5);

}

return s.client.liveClientData().gameData().getCommandCount();

}

@Benchmark

@OperationsPerInvocation(GameDataUtils.MAX_COUNT)

public int addString(EmptyState s) {

for (int i = 0; i < GameDataUtils.MAX_COUNT; i++) {

GameDataUtils.addString(s.client.liveClientData().gameData(), s.strings[i]);

}

return s.client.liveClientData().gameData().getStringCount();

}

@Benchmark

@OperationsPerInvocation(GameDataUtils.MAX_COUNT)

public void getString(FilledWithStrings s, Blackhole blackhole) {

for (int i = 0; i < GameDataUtils.MAX_COUNT; i++) {

blackhole.consume(s.data.getStrings(i));

}

}

}