/*
 * 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.hadoop.ozone.shell.volume;

import java.io.IOException;
import org.apache.hadoop.ozone.client.OzoneClient;
import org.apache.hadoop.ozone.client.OzoneVolume;
import org.apache.hadoop.ozone.shell.OzoneAddress;
import picocli.CommandLine.Command;
import picocli.CommandLine.Option;

/**
 * Executes update volume calls.
 */
@Command(name = "update",
    description = "Updates parameter of the volumes")
public class UpdateVolumeHandler extends VolumeHandler {

  @Option(names = {"--user"},
      description = "Owner of the volume to set")
  private String ownerName;

  @Override
  protected void execute(OzoneClient client, OzoneAddress address)
      throws IOException {
    String volumeName = address.getVolumeName();
    OzoneVolume volume = client.getObjectStore().getVolume(volumeName);

    if (ownerName != null && !ownerName.isEmpty()) {
      boolean result = volume.setOwner(ownerName);
      if (LOG.isDebugEnabled() && !result) {
        out().format("Volume '%s' owner is already '%s'. Unchanged.%n",
            volumeName, ownerName);
      }
    }

    // For printing newer modificationTime.
    OzoneVolume updatedVolume = client.getObjectStore().getVolume(volumeName);
    printObjectAsJson(updatedVolume);
  }
}
