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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,
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   * See the License for the specific language governing permissions and
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  package org.apache.cassandra.tools.nodetool;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.cassandra.schema.SchemaConstants;
  import org.apache.cassandra.tools.NodeProbe;
  import org.apache.cassandra.tools.nodetool.layout.CassandraUsage;
  import picocli.CommandLine.Command;
  import picocli.CommandLine.Option;
  import picocli.CommandLine.Parameters;
  
  import static org.apache.cassandra.tools.nodetool.CommandUtils.concatArgs;
  import static org.apache.cassandra.tools.nodetool.CommandUtils.parseOptionalKeyspaceNonLocal;
  import static org.apache.cassandra.tools.nodetool.CommandUtils.parseOptionalTables;
  
  @Command(name = "cleanup", description = "Triggers the immediate cleanup of keys no longer belonging to a node. By default, clean all keyspaces")
  public class Cleanup extends AbstractCommand
  {
      @CassandraUsage(usage = "[<keyspace> <tables>...]", description = "The keyspace followed by one or many tables")
      private List<String> args = new ArrayList<>();
  
      @Parameters(index = "0", description = "The keyspace followed by one or many tables", arity = "0..1")
      private String keyspace;
  
      @Parameters (index = "1..*", description = "The tables to cleanup", arity = "0..*")
      private String[] tables;
  
      @Option(paramLabel = "jobs",
              names = {"-j", "--jobs"},
              description = "Number of sstables to cleanup simultanously, set to 0 to use all available compaction threads")
      private int jobs = 2;
  
      @Override
      public void execute(NodeProbe probe)
      {
          args = concatArgs(keyspace, tables);
  
          List<String> keyspaces = parseOptionalKeyspaceNonLocal(args, probe);
          String[] tableNames = parseOptionalTables(args);
  
          for (String keyspace : keyspaces)
          {
              if (SchemaConstants.isLocalSystemKeyspace(keyspace))
                  continue;
  
              try
              {
                  probe.forceKeyspaceCleanup(probe.output().out, jobs, keyspace, tableNames);
              }
              catch (Exception e)
              {
                  throw new RuntimeException("Error occurred during cleanup", e);
              }
          }
      }
  }
  