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.tools.nodetool;
  
  import java.io.IOException;
  
  import org.apache.cassandra.tools.NodeProbe;
  import picocli.CommandLine.Command;
  import picocli.CommandLine.Option;
  import picocli.CommandLine.Parameters;
  
  import static org.apache.commons.lang3.StringUtils.EMPTY;
  
  @Command(name = "move", description = "Move node on the token ring to a new token")
  public class Move extends AbstractCommand
  {
      @Parameters(paramLabel = "newToken", description = "The new token.", arity = "0..1", index = "0")
      private String newToken = EMPTY;
  
      @Option(description = "Resume an ongoing move operation", names = { "--resume" })
      private boolean resume;
  
      @Override
      public void execute(NodeProbe probe)
      {
          try
          {
              if (!newToken.isEmpty())
              {
                  probe.move(newToken);
              }
              else
              {
                  if (resume)
                      probe.resumeMove();
                  else
                      throw new IllegalArgumentException("Need to give either a token for a new move operation, or --resume/--abort for an existing one");
              }
          } catch (IOException e)
          {
              throw new RuntimeException("Error during moving node", e);
          }
      }
  
      @Command(name = "abortmove", description = "Abort a failed move operation for this or a remote node")
      public static class Abort extends AbstractCommand
      {
          @Option(paramLabel = "nodeId", names = { "--node" })
          private String nodeId;
  
          @Override
          public void execute(NodeProbe probe)
          {
              probe.abortMove(nodeId);
          }
      }
  }
  