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.scram;
  
  /**
   * SCRAM credential class that encapsulates the credential data persisted for each user that is
   * accessible to the server. See <a href="https://tools.ietf.org/html/rfc5802#section-5">RFC rfc5802</a>
   * for details.
   */
  public class ScramCredential {
  
      private final byte[] salt;
      private final byte[] serverKey;
      private final byte[] storedKey;
      private final int iterations;
  
      /**
       * Constructs a new credential.
       */
      public ScramCredential(byte[] salt, byte[] storedKey, byte[] serverKey, int iterations) {
          this.salt = salt;
          this.serverKey = serverKey;
          this.storedKey = storedKey;
          this.iterations = iterations;
      }
  
      /**
       * Returns the salt used to process this credential using the SCRAM algorithm.
       */
      public byte[] salt() {
          return salt;
      }
  
      /**
       * Server key computed from the client password using the SCRAM algorithm.
       */
      public byte[] serverKey() {
          return serverKey;
      }
  
      /**
       * Stored key computed from the client password using the SCRAM algorithm.
       */
      public byte[] storedKey() {
          return storedKey;
      }
  
      /**
       * Number of iterations used to process this credential using the SCRAM algorithm.
       */
      public int iterations() {
          return iterations;
      }
  }