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.errors;
  
  import java.util.Collections;
  import java.util.Set;
  
  public class TopicAuthorizationException extends AuthorizationException {
      private final Set<String> unauthorizedTopics;
  
      public TopicAuthorizationException(String message, Set<String> unauthorizedTopics) {
          super(message);
          this.unauthorizedTopics = unauthorizedTopics;
      }
  
      public TopicAuthorizationException(Set<String> unauthorizedTopics) {
          this("Not authorized to access topics: " + unauthorizedTopics, unauthorizedTopics);
      }
  
      public TopicAuthorizationException(String message) {
          this(message, Collections.emptySet());
      }
  
      /**
       * Get the set of topics which failed authorization. May be empty if the set is not known
       * in the context the exception was raised in.
       *
       * @return possibly empty set of unauthorized topics
       */
      public Set<String> unauthorizedTopics() {
          return unauthorizedTopics;
      }
  }
  