package org.cache2k.benchmark.jmh;

/*
 * #%L
 * Benchmarks: JMH suite.
 * %%
 * Copyright (C) 2013 - 2019 headissue GmbH, Munich
 * %%
 * Licensed 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.
 * #L%
 */

import org.openjdk.jmh.results.AggregationPolicy;
import org.openjdk.jmh.results.Aggregator;
import org.openjdk.jmh.results.Result;
import org.openjdk.jmh.results.ResultRole;
import org.openjdk.jmh.results.ScalarResult;
import org.openjdk.jmh.util.Statistics;

/**
 * Same as {@link ScalarResult} but don't fill missing values with 0.
 */
public class OptionalScalarResult extends Result<OptionalScalarResult> {

	public OptionalScalarResult(String label, double n, String unit, AggregationPolicy policy) {
		this(label, of(n), unit, policy);
	}

	OptionalScalarResult(String label, Statistics s, String unit, AggregationPolicy policy) {
		super(ResultRole.SECONDARY, label, s, unit, policy);
	}

	@Override
	protected Aggregator<OptionalScalarResult> getThreadAggregator() {
		return new ForcedGcMemoryProfiler.MyScalarResultAggregator();
	}

	@Override
	protected Aggregator<OptionalScalarResult> getIterationAggregator() {
		return new ForcedGcMemoryProfiler.MyScalarResultAggregator();
	}

	@Override
	protected OptionalScalarResult getZeroResult() {
		return null;
	}

	AggregationPolicy getPolicy() { return policy; }

}