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   * 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.
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  package org.apache.cassandra.db.repair;
  
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.List;
  import java.util.concurrent.ExecutionException;
  import java.util.concurrent.ExecutorService;
  import java.util.concurrent.Executors;
  
  import com.google.common.collect.Lists;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.apache.cassandra.db.compaction.CompactionInterruptedException;
  import org.apache.cassandra.db.compaction.CompactionManager;
  import org.apache.cassandra.dht.Range;
  import org.apache.cassandra.dht.Token;
  import org.apache.cassandra.io.sstable.format.SSTableReader;
  import org.apache.cassandra.locator.RangesAtEndpoint;
  import org.apache.cassandra.locator.Replica;
  import org.apache.cassandra.utils.TimeUUID;
  import org.jboss.byteman.contrib.bmunit.BMRule;
  import org.jboss.byteman.contrib.bmunit.BMRules;
  import org.jboss.byteman.contrib.bmunit.BMUnitRunner;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertTrue;
  import static org.junit.Assert.fail;
  
  @RunWith(BMUnitRunner.class)
  public class PendingAntiCompactionBytemanTest extends AbstractPendingAntiCompactionTest
  {
      @BMRules(rules = { @BMRule(name = "Throw exception anticompaction",
                                 targetClass = "Range$OrderedRangeContainmentChecker",
                                 targetMethod = "test",
                                 action = "throw new org.apache.cassandra.db.compaction.CompactionInterruptedException(\"antiCompactionExceptionTest\");")} )
      @Test
      public void testExceptionAnticompaction() throws InterruptedException
      {
          cfs.disableAutoCompaction();
          cfs2.disableAutoCompaction();
          ExecutorService es = Executors.newFixedThreadPool(1);
          makeSSTables(4, cfs, 5);
          makeSSTables(4, cfs2, 5);
          List<Range<Token>> ranges = new ArrayList<>();
  
          for (SSTableReader sstable : cfs.getLiveSSTables())
          {
              ranges.add(new Range<>(sstable.getFirst().getToken(), sstable.getLast().getToken()));
          }
          TimeUUID prsid = prepareSession();
          try
          {
              PendingAntiCompaction pac = new PendingAntiCompaction(prsid, Lists.newArrayList(cfs, cfs2), atEndpoint(ranges, NO_RANGES), es, () -> false);
              pac.run().get();
              fail("PAC should throw exception when anticompaction throws exception!");
          }
          catch (ExecutionException e)
          {
              assertTrue(e.getCause() instanceof CompactionInterruptedException);
          }
          // Note that since we fail the PAC immediately when any of the anticompactions fail we need to wait for the other
          // AC to finish as well before asserting that we have nothing compacting.
          CompactionManager.instance.waitForCessation(Lists.newArrayList(cfs, cfs2), (sstable) -> true);
          // and make sure nothing is marked compacting
          assertTrue(cfs.getTracker().getCompacting().isEmpty());
          assertTrue(cfs2.getTracker().getCompacting().isEmpty());
          assertEquals(4, cfs.getLiveSSTables().size());
          assertEquals(4, cfs2.getLiveSSTables().size());
      }
  
      private static RangesAtEndpoint atEndpoint(Collection<Range<Token>> full, Collection<Range<Token>> trans)
      {
          RangesAtEndpoint.Builder builder = RangesAtEndpoint.builder(local);
          for (Range<Token> range : full)
              builder.add(new Replica(local, range, true));
  
          for (Range<Token> range : trans)
              builder.add(new Replica(local, range, false));
  
          return builder.build();
      }
  }
  