ByteBufAccessBenchmark.java — netty Source File

Source Code

/*
* Copyright 2019 The Netty Project
*
* The Netty Project 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:
*
*   https://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 io.netty.buffer;

import java.nio.ByteBuffer;
import java.util.concurrent.TimeUnit;

import io.netty.util.internal.CleanableDirectBuffer;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Fork;
import org.openjdk.jmh.annotations.Measurement;
import org.openjdk.jmh.annotations.Mode;
import org.openjdk.jmh.annotations.OutputTimeUnit;
import org.openjdk.jmh.annotations.Param;
import org.openjdk.jmh.annotations.Setup;
import org.openjdk.jmh.annotations.TearDown;
import org.openjdk.jmh.annotations.Warmup;

import io.netty.microbench.util.AbstractMicrobenchmark;
import io.netty.util.internal.PlatformDependent;
import org.openjdk.jmh.infra.Blackhole;

@Warmup(iterations = 10, time = 1)
@Measurement(iterations = 10, time = 1)
@Fork(2)
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public class ByteBufAccessBenchmark extends AbstractMicrobenchmark {

    static final class NioFacade extends WrappedByteBuf {
        private final ByteBuffer byteBuffer;
        private final CleanableDirectBuffer cleanable;

        NioFacade(CleanableDirectBuffer buffer) {
            super(Unpooled.EMPTY_BUFFER);
            byteBuffer = buffer.buffer();
            cleanable = buffer;
        }
        @Override
        public ByteBuf setLong(int index, long value) {
            byteBuffer.putLong(index, value);
            return this;
        }
        @Override
        public long getLong(int index) {
            return byteBuffer.getLong(index);
// ... (240 more lines)