api/src/jmh/java/io/grpc/StatusBenchmark.java

/*
 * Copyright 2016 The gRPC Authors
 *
 * 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.
 */

package io.grpc;

import java.nio.charset.Charset;
import java.util.concurrent.TimeUnit;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Mode;
import org.openjdk.jmh.annotations.OutputTimeUnit;
import org.openjdk.jmh.annotations.Scope;
import org.openjdk.jmh.annotations.State;

/** StatusBenchmark. */
@State(Scope.Benchmark)
public class StatusBenchmark {

  /**
   * Javadoc comment.
   */
  @Benchmark
  @BenchmarkMode(Mode.SampleTime)
  @OutputTimeUnit(TimeUnit.NANOSECONDS)
  public byte[] messageEncodePlain() {
    return Status.MESSAGE_KEY.toBytes("Unexpected RST in stream");
  }

  /**
   * Javadoc comment.
   */
  @Benchmark
  @BenchmarkMode(Mode.SampleTime)
  @OutputTimeUnit(TimeUnit.NANOSECONDS)
  public byte[] messageEncodeEscape() {
    return Status.MESSAGE_KEY.toBytes("Some Error\nWasabi and Horseradish are the same");
  }

  /**
   * Javadoc comment.
   */
  @Benchmark
  @BenchmarkMode(Mode.SampleTime)
  @OutputTimeUnit(TimeUnit.NANOSECONDS)
  public String messageDecodePlain() {
    return Status.MESSAGE_KEY.parseBytes(
        "Unexpected RST in stream".getBytes(Charset.forName("US-ASCII")));
  }

  /**
   * Javadoc comment.
   */
  @Benchmark
  @BenchmarkMode(Mode.SampleTime)
  @OutputTimeUnit(TimeUnit.NANOSECONDS)
  public String messageDecodeEscape() {
    return Status.MESSAGE_KEY.parseBytes(
        "Some Error%10Wasabi and Horseradish are the same".getBytes(Charset.forName("US-ASCII")));
  }

  /**
   * Javadoc comment.
   */
  @Benchmark
  @BenchmarkMode(Mode.SampleTime)
  @OutputTimeUnit(TimeUnit.NANOSECONDS)
  public byte[] codeEncode() {
    return Status.CODE_KEY.toBytes(Status.DATA_LOSS);
  }

  /**
   * Javadoc comment.
   */
  @Benchmark
  @BenchmarkMode(Mode.SampleTime)
  @OutputTimeUnit(TimeUnit.NANOSECONDS)
  public Status codeDecode() {
    return Status.CODE_KEY.parseBytes("15".getBytes(Charset.forName("US-ASCII")));
  }
}