content: package org.apache.cassandra.test.microbench;
  /*
   * 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.
   */
  
  import java.util.concurrent.TimeUnit;
  
  import org.apache.cassandra.service.snapshot.SnapshotManager;
  import org.openjdk.jmh.annotations.Benchmark;
  import org.openjdk.jmh.annotations.BenchmarkMode;
  import org.openjdk.jmh.annotations.Fork;
  import org.openjdk.jmh.annotations.Level;
  import org.openjdk.jmh.annotations.Measurement;
  import org.openjdk.jmh.annotations.Mode;
  import org.openjdk.jmh.annotations.OutputTimeUnit;
  import org.openjdk.jmh.annotations.Scope;
  import org.openjdk.jmh.annotations.Setup;
  import org.openjdk.jmh.annotations.State;
  import org.openjdk.jmh.annotations.TearDown;
  import org.openjdk.jmh.annotations.Threads;
  import org.openjdk.jmh.annotations.Warmup;
  
  @OutputTimeUnit(TimeUnit.MILLISECONDS)
  @Fork(value = 1)
  @State(Scope.Benchmark)
  public class SnapshotListingBench extends AbstractSnapshotManagerBase
  {
      @Setup(Level.Trial)
      public void setup()
      {
          setup(true);
      }
  
      @TearDown(Level.Trial)
      public void teardown()
      {
          super.teardown();
      }
  
      @Benchmark
      @BenchmarkMode(Mode.All)
      @Warmup(iterations = 0)
      @Threads(4)
      @Measurement(iterations = 1, time = 60)
      public void listingTest()
      {
          SnapshotManager.instance.listSnapshots(null);
      }
  }
  