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.kafka.common.requests;
  
  import org.apache.kafka.common.message.UpdateFeaturesResponseData;
  import org.apache.kafka.common.message.UpdateFeaturesResponseData.UpdatableFeatureResult;
  import org.apache.kafka.common.message.UpdateFeaturesResponseData.UpdatableFeatureResultCollection;
  import org.apache.kafka.common.protocol.ApiKeys;
  import org.apache.kafka.common.protocol.Errors;
  import org.apache.kafka.common.protocol.Readable;
  
  import java.util.EnumMap;
  import java.util.Map;
  import java.util.Set;
  
  /**
   * Possible error codes:
   *
   *   - {@link Errors#CLUSTER_AUTHORIZATION_FAILED}
   *   - {@link Errors#NOT_CONTROLLER}
   *   - {@link Errors#INVALID_REQUEST}
   *   - {@link Errors#FEATURE_UPDATE_FAILED}
   */
  public class UpdateFeaturesResponse extends AbstractResponse {
  
      private final UpdateFeaturesResponseData data;
  
      public UpdateFeaturesResponse(UpdateFeaturesResponseData data) {
          super(ApiKeys.UPDATE_FEATURES);
          this.data = data;
      }
  
      public ApiError topLevelError() {
          return new ApiError(Errors.forCode(data.errorCode()), data.errorMessage());
      }
  
      @Override
      public Map<Errors, Integer> errorCounts() {
          Map<Errors, Integer> errorCounts = new EnumMap<>(Errors.class);
          updateErrorCounts(errorCounts, Errors.forCode(data.errorCode()));
          for (UpdatableFeatureResult result : data.results()) {
              updateErrorCounts(errorCounts, Errors.forCode(result.errorCode()));
          }
          return errorCounts;
      }
  
      @Override
      public int throttleTimeMs() {
          return data.throttleTimeMs();
      }
  
      @Override
      public void maybeSetThrottleTimeMs(int throttleTimeMs) {
          data.setThrottleTimeMs(throttleTimeMs);
      }
  
      @Override
      public String toString() {
          return data.toString();
      }
  
      @Override
      public UpdateFeaturesResponseData data() {
          return data;
      }
  
      public static UpdateFeaturesResponse parse(Readable readable, short version) {
          return new UpdateFeaturesResponse(new UpdateFeaturesResponseData(readable, version));
      }
  
      public static UpdateFeaturesResponse createWithErrors(ApiError topLevelError, Set<String> updates, int throttleTimeMs) {
          final UpdatableFeatureResultCollection results = new UpdatableFeatureResultCollection();
          if (topLevelError == ApiError.NONE) {
              for (final String feature : updates) {
                  final UpdatableFeatureResult result = new UpdatableFeatureResult();
                  result.setFeature(feature)
                      .setErrorCode(topLevelError.error().code())
                      .setErrorMessage(topLevelError.message());
                  results.add(result);
              }
          }
          final UpdateFeaturesResponseData responseData = new UpdateFeaturesResponseData()
              .setThrottleTimeMs(throttleTimeMs)
              .setErrorCode(topLevelError.error().code())
              .setErrorMessage(topLevelError.message())
              .setResults(results)
              .setThrottleTimeMs(throttleTimeMs);
          return new UpdateFeaturesResponse(responseData);
      }
  }
  