/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.scheduler.benchmark.failover;

import org.apache.flink.runtime.scheduler.benchmark.JobConfiguration;
import org.apache.flink.runtime.scheduler.benchmark.failover.RegionToRestartInStreamingJobBenchmark;
import org.apache.flink.scheduler.benchmark.SchedulerBenchmarkExecutorBase;

import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Level;
import org.openjdk.jmh.annotations.Mode;
import org.openjdk.jmh.annotations.Param;
import org.openjdk.jmh.annotations.Setup;
import org.openjdk.jmh.annotations.TearDown;
import org.openjdk.jmh.infra.Blackhole;
import org.openjdk.jmh.runner.RunnerException;

/**
 * The benchmark of calculating region to restart when failover occurs in a STREAMING job.
 */
public class RegionToRestartInStreamingJobBenchmarkExecutor extends SchedulerBenchmarkExecutorBase {

	@Param("STREAMING")
	private JobConfiguration jobConfiguration;

	private RegionToRestartInStreamingJobBenchmark benchmark;

	public static void main(String[] args) throws RunnerException {
		runBenchmark(RegionToRestartInStreamingJobBenchmarkExecutor.class);
	}

	@Setup(Level.Trial)
	public void setup() throws Exception {
		benchmark = new RegionToRestartInStreamingJobBenchmark();
		benchmark.setup(jobConfiguration);
	}

	@Benchmark
	@BenchmarkMode(Mode.SingleShotTime)
	public void calculateRegionToRestart(Blackhole blackhole) {
		blackhole.consume(benchmark.calculateRegionToRestart());
	}

	@TearDown(Level.Trial)
	public void teardown() {
		// benchmark.teardown();
	}
}