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.security.auth;
  
  import org.apache.kafka.common.errors.SerializationException;
  
  /**
   * Serializer/Deserializer interface for {@link KafkaPrincipal} for the purpose of inter-broker forwarding.
   * Any serialization/deserialization failure should raise a {@link SerializationException} to be consistent.
   */
  public interface KafkaPrincipalSerde {
  
      /**
       * Serialize a {@link KafkaPrincipal} into byte array.
       *
       * @param principal principal to be serialized
       * @return serialized bytes
       * @throws SerializationException
       */
      byte[] serialize(KafkaPrincipal principal) throws SerializationException;
  
      /**
       * Deserialize a {@link KafkaPrincipal} from byte array.
       * @param bytes byte array to be deserialized
       * @return the deserialized principal
       * @throws SerializationException
       */
      KafkaPrincipal deserialize(byte[] bytes) throws SerializationException;
  }
  