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* Copyright (c) 2017, 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package micro.benchmarks;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.Scope;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.annotations.Warmup;
Benchmarks cost of ArrayList.
/**
* Benchmarks cost of ArrayList.
*/
public class BoxingBenchmark extends BenchmarkBase {
@State(Scope.Benchmark)
public static class ThreadState {
int value = 42;
}
@Benchmark
@Warmup(iterations = 20)
public Integer addBoxed(ThreadState state) {
return Integer.valueOf(state.value);
}
@SuppressWarnings("unused")
@Benchmark
@Warmup(iterations = 20)
public int doNothing(ThreadState state) {
return 42;
}
}