package org.openjdk.gcbench.yield;

import org.openjdk.gcbench.tests.UnderPressureTest;
import org.openjdk.jmh.annotations.*;
import org.openjdk.jmh.infra.Blackhole;

import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.TimeUnit;

@Warmup(iterations = 5, time = 1, timeUnit = TimeUnit.SECONDS)
@Measurement(iterations = 5, time = 1, timeUnit = TimeUnit.SECONDS)
@Fork(1)
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
@Threads(Threads.MAX)
@State(Scope.Benchmark)
public class LinkedListGet  {

    List<Object> list;

    @Param({"100000"})
    int size;

    @Setup
    public void setup(Blackhole bh) {
        list = new LinkedList<>();
        for (int c = 0; c < size; c++) {
            list.add(new Object());
        }
    }

    @Benchmark
    public Object test() throws InterruptedException {
        return list.get(size / 2);
    }

}