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.repair;
  
  import java.util.List;
  import java.util.Set;
  
  import com.google.common.collect.ImmutableSet;
  
  import org.apache.cassandra.concurrent.ExecutorPlus;
  import org.apache.cassandra.locator.InetAddressAndPort;
  import org.apache.cassandra.repair.consistent.CoordinatorSession;
  import org.apache.cassandra.utils.TimeUUID;
  import org.apache.cassandra.utils.concurrent.Future;
  
  public class IncrementalRepairTask extends AbstractRepairTask
  {
      private final TimeUUID parentSession;
      private final RepairCoordinator.NeighborsAndRanges neighborsAndRanges;
      private final String[] cfnames;
  
      protected IncrementalRepairTask(RepairCoordinator coordinator,
                                      TimeUUID parentSession,
                                      RepairCoordinator.NeighborsAndRanges neighborsAndRanges,
                                      String[] cfnames)
      {
          super(coordinator);
          this.parentSession = parentSession;
          this.neighborsAndRanges = neighborsAndRanges;
          this.cfnames = cfnames;
      }
  
      @Override
      public String name()
      {
          return "Repair";
      }
  
      @Override
      public Future<CoordinatedRepairResult> performUnsafe(ExecutorPlus executor, Scheduler validationScheduler) throws Exception
      {
          // the local node also needs to be included in the set of participants, since coordinator sessions aren't persisted
          Set<InetAddressAndPort> allParticipants = ImmutableSet.<InetAddressAndPort>builder()
                                                    .addAll(neighborsAndRanges.participants)
                                                    .add(broadcastAddressAndPort)
                                                    .build();
          // Not necessary to include self for filtering. The common ranges only contains neighbhor node endpoints.
          List<CommonRange> allRanges = neighborsAndRanges.filterCommonRanges(keyspace, cfnames);
  
          CoordinatorSession coordinatorSession = coordinator.ctx.repair().consistent.coordinated.registerSession(parentSession, allParticipants, neighborsAndRanges.shouldExcludeDeadParticipants);
  
          return coordinatorSession.execute(() -> runRepair(parentSession, true, executor, validationScheduler, allRanges, neighborsAndRanges.shouldExcludeDeadParticipants, cfnames));
  
      }
  }
  