content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.cli.table.command;
  
  import alluxio.cli.CommandUtils;
  import alluxio.cli.table.TableShellUtils;
  import alluxio.client.file.FileSystemContext;
  import alluxio.client.table.TableMasterClient;
  import alluxio.conf.AlluxioConfiguration;
  import alluxio.exception.status.AlluxioStatusException;
  import alluxio.exception.status.InvalidArgumentException;
  import alluxio.grpc.table.SyncStatus;
  
  import org.apache.commons.cli.CommandLine;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * A command which can be used to sync a database with the underlying udb.
   */
  public class SyncDatabaseCommand extends AbstractTableCommand {
    private static final Logger LOG = LoggerFactory.getLogger(SyncDatabaseCommand.class);
    private static final int PRINT_MAX_ERRORS = 10;
  
    /**
     * Creates a new instance of {@link SyncDatabaseCommand}.
     *
     * @param conf alluxio configuration
     * @param client the table master client
     * @param fsContext the filesystem of Alluxio
     */
    public SyncDatabaseCommand(AlluxioConfiguration conf, TableMasterClient client,
        FileSystemContext fsContext) {
      super(conf, client, fsContext);
    }
  
    @Override
    public void validateArgs(CommandLine cli) throws InvalidArgumentException {
      CommandUtils.checkNumOfArgsEquals(this, cli, 1);
    }
  
    @Override
    public String getCommandName() {
      return "sync";
    }
  
    @Override
    public String getUsage() {
      return "sync <db name>";
    }
  
    @Override
    public String getDescription() {
      return "Sync a database with the given name with the UDB";
    }
  
    @Override
    public int run(CommandLine cli) throws AlluxioStatusException {
      SyncStatus status = mClient.syncDatabase(cli.getArgs()[0]);
      TableShellUtils.printSyncStatus(status, LOG, PRINT_MAX_ERRORS);
      return 0;
    }
  }
  