content: /*
   * 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.
   */
  
  package org.apache.cassandra.simulator.paxos;
  
  import java.io.IOException;
  
  import org.apache.cassandra.simulator.ClusterSimulation;
  import org.apache.cassandra.simulator.RandomSource;
  import org.apache.cassandra.simulator.utils.KindOfSequence;
  
  import static java.util.concurrent.TimeUnit.SECONDS;
  import static org.apache.cassandra.distributed.api.ConsistencyLevel.SERIAL;
  
  public class AccordClusterSimulation extends ClusterSimulation<PaxosSimulation> implements AutoCloseable
  {
      @SuppressWarnings("UnusedReturnValue")
      public static class Builder extends ClusterSimulation.Builder<PaxosSimulation>
      {
          public AccordClusterSimulation create(long seed) throws IOException
          {
              RandomSource random = randomSupplier.get();
              random.reset(seed);
              return new AccordClusterSimulation(random, seed, uniqueNum, this);
          }
      }
  
      AccordClusterSimulation(RandomSource random, long seed, int uniqueNum, Builder builder) throws IOException
      {
          super(random, seed, uniqueNum, builder,
                config -> config.set("storage_compatibility_mode", "NONE"),
                (simulated, schedulers, cluster, options) -> {
                    int[] primaryKeys = primaryKeys(seed, builder.primaryKeyCount());
                    builder.transactionalMode("full");
                    KindOfSequence.Period jitter = RandomSource.Choices.uniform(KindOfSequence.values()).choose(random)
                                                                       .period(builder.schedulerJitterNanos(), random);
                    return new PairOfSequencesAccordSimulation(simulated, cluster, options, builder.transactionalMode(),
                                                               builder.readChance().select(random), builder.concurrency(), builder.primaryKeySeconds(), builder.withinKeyConcurrency(),
                                                               SERIAL, schedulers, builder.debug(), seed,
                                                               primaryKeys, builder.secondsToSimulate() >= 0 ? SECONDS.toNanos(builder.secondsToSimulate()) : -1,
                                                               () -> jitter.get(random));
                });
      }
  
      private static int[] primaryKeys(long seed, int count)
      {
          int primaryKey = (int) (seed);
          int[] primaryKeys = new int[count];
          for (int i = 0 ; i < primaryKeys.length ; ++i)
              primaryKeys[i] = primaryKey += 1 << 20;
          return primaryKeys;
      }
  }
  