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.bookkeeper.tools.cli.commands.bookies;
  
  import com.beust.jcommander.Parameter;
  import com.google.common.util.concurrent.UncheckedExecutionException;
  import lombok.Setter;
  import lombok.experimental.Accessors;
  import org.apache.bookkeeper.client.BookKeeperAdmin;
  import org.apache.bookkeeper.conf.ServerConfiguration;
  import org.apache.bookkeeper.tools.cli.helpers.BookieCommand;
  import org.apache.bookkeeper.tools.framework.CliFlags;
  import org.apache.bookkeeper.tools.framework.CliSpec;
  
  /**
   * Format the bookkeeper metadata present in zookeeper.
   */
  public class MetaFormatCommand extends BookieCommand<MetaFormatCommand.MetaFormatFlags> {
  
      private static final String NAME = "metaformat";
      private static final String DESC = "Format bookkeeper metadata in zookeeper.";
  
      public MetaFormatCommand() {
          this(new MetaFormatFlags());
      }
  
      private MetaFormatCommand(MetaFormatFlags flags) {
          super(CliSpec.<MetaFormatCommand.MetaFormatFlags>newBuilder()
                    .withName(NAME)
                    .withDescription(DESC)
                    .withFlags(flags)
                    .build());
      }
  
      /**
       * Flags for command meta format.
       */
      @Accessors(fluent = true)
      @Setter
      public static class MetaFormatFlags extends CliFlags {
  
          @Parameter(names = { "-n", "nonInteractive" }, description = "Whether to confirm old data exists..?")
          private boolean interactive;
  
          @Parameter(names = {"-f", "--force"},
              description = "If [nonInteractive] is specified, then whether to force delete the old data without prompt.")
          private boolean force;
      }
  
      @Override
      public boolean apply(ServerConfiguration conf, MetaFormatFlags flags) {
          try {
              return BookKeeperAdmin.format(conf, flags.interactive, flags.force);
          } catch (Exception e) {
              throw new UncheckedExecutionException(e.getMessage(), e);
          }
      }
  }
  