<dependency>
<groupId>com.github.nscala-time</groupId>
<artifactId>nscala-time_2.13</artifactId>
<version>2.28.0</version>
</dependency>
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.Level;
import org.openjdk.jmh.annotations.Setup;
import org.openjdk.jmh.infra.Blackhole;
import scalaj.time.Imports.*;
public class ScalajTimeBenchmark {
private DateTime dateTime;
@Setup(Level.Iteration)
public void setup() {
dateTime = DateTime.now();
}
@Benchmark
public void createDateTimeBenchmark(Blackhole bh) {
bh.consume(new DateTime());
}
@Benchmark
public void calculateDifferenceBenchmark(Blackhole bh) {
DateTime otherDateTime = dateTime.plusDays(5);
bh.consume(Days.daysBetween(dateTime, otherDateTime).getDays());
}
}
bash
java -jar target/benchmarks.jar
