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.stream.cli.commands;
  
  import lombok.extern.slf4j.Slf4j;
  import org.apache.bookkeeper.clients.StorageClientBuilder;
  import org.apache.bookkeeper.clients.admin.StorageAdminClient;
  import org.apache.bookkeeper.clients.config.StorageClientSettings;
  import org.apache.bookkeeper.common.net.ServiceURI;
  import org.apache.bookkeeper.tools.common.BKFlags;
  import org.apache.bookkeeper.tools.framework.CliFlags;
  import org.apache.bookkeeper.tools.framework.CliSpec;
  import org.apache.commons.configuration2.CompositeConfiguration;
  
  /**
   * An admin command interface provides a run method to execute admin commands.
   */
  @Slf4j
  public abstract class AdminCommand<ClientFlagsT extends CliFlags> extends AbstractStreamCommand<ClientFlagsT> {
  
      protected AdminCommand(CliSpec<ClientFlagsT> spec) {
          super(spec);
      }
  
      @Override
      protected boolean doApply(ServiceURI serviceURI,
                                CompositeConfiguration conf,
                                BKFlags bkFlags,
                                ClientFlagsT cmdFlags) {
          StorageClientSettings settings = StorageClientSettings.newBuilder()
              .clientName("bkctl")
              .serviceUri(serviceURI.getUri().toString())
              .build();
  
          try (StorageAdminClient admin = StorageClientBuilder.newBuilder()
              .withSettings(settings)
              .buildAdmin()) {
              run(admin, bkFlags, cmdFlags);
              return true;
          } catch (Exception e) {
              log.error("Failed to process stream admin command", e);
              spec.console().println("Failed to process stream admin command");
              e.printStackTrace(spec.console());
              return false;
          }
      }
  
      protected abstract void run(StorageAdminClient admin, BKFlags globalFlags, ClientFlagsT cmdFlags)
          throws Exception;
  }
  