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.db;
  
  import java.util.function.LongPredicate;
  
  import org.apache.cassandra.db.rows.UnfilteredRowIterator;
  import org.apache.cassandra.schema.CompactionParams;
  
  /**
   * AbstractCompactionController allows custom implementations of the CompactionController for use in tooling, without being tied to the SSTableReader and local filesystem
   */
  public abstract class AbstractCompactionController implements AutoCloseable
  {
      public final ColumnFamilyStore cfs;
      public final long gcBefore;
      public final CompactionParams.TombstoneOption tombstoneOption;
  
      public AbstractCompactionController(final ColumnFamilyStore cfs, final long gcBefore, CompactionParams.TombstoneOption tombstoneOption)
      {
          assert cfs != null;
          this.cfs = cfs;
          this.gcBefore = gcBefore;
          this.tombstoneOption = tombstoneOption;
      }
  
      public abstract boolean compactingRepaired();
  
      public String getKeyspace()
      {
          return cfs.getKeyspaceName();
      }
  
      public String getColumnFamily()
      {
          return cfs.name;
      }
  
      public Iterable<UnfilteredRowIterator> shadowSources(DecoratedKey key, boolean tombstoneOnly)
      {
          return null;
      }
  
      public abstract LongPredicate getPurgeEvaluator(DecoratedKey key);
  }
  