Created
April 6, 2018 13:39
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package com.elastic; | |
import org.openjdk.jmh.annotations.*; | |
import org.openjdk.jmh.infra.Blackhole; | |
import org.openjdk.jmh.profile.GCProfiler; | |
import org.openjdk.jmh.runner.Runner; | |
import org.openjdk.jmh.runner.RunnerException; | |
import org.openjdk.jmh.runner.options.Options; | |
import org.openjdk.jmh.runner.options.OptionsBuilder; | |
import java.util.concurrent.TimeUnit; | |
@BenchmarkMode(Mode.AverageTime) | |
@OutputTimeUnit(TimeUnit.NANOSECONDS) | |
@Fork(1) | |
@Warmup(iterations = 5, time = 5000, timeUnit = TimeUnit.MILLISECONDS) | |
@Measurement(iterations = 5, time = 5000, timeUnit = TimeUnit.MILLISECONDS) | |
@State(Scope.Benchmark) | |
public class PartialEATest { | |
@Param(value = {"1"}) | |
private int value; | |
@Benchmark | |
public void allocate(Blackhole bh) { | |
checkArg(value > 0, "expected non-negative value: %s, %s", value, 1000, "A", 700); | |
} | |
public static void checkArg(boolean cond, String msg, Object ... args){ | |
if (!cond){ | |
String format = String.format(msg, args); | |
throw new IllegalArgumentException(format); | |
} | |
} | |
public static void main(String[] args) throws RunnerException { | |
Options opt = new OptionsBuilder() | |
.include(PartialEATest.class.getSimpleName()) | |
.addProfiler(GCProfiler.class) | |
.build(); | |
new Runner(opt).run(); | |
} | |
} |
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