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.clients.admin;
  
  import java.util.Objects;
  
  /**
   * A request to alter a user's SASL/SCRAM credentials.
   *
   * @see <a href="https://cwiki.apache.org/confluence/display/KAFKA/KIP-554%3A+Add+Broker-side+SCRAM+Config+API">KIP-554: Add Broker-side SCRAM Config API</a>
   */
  public abstract class UserScramCredentialAlteration {
      protected final String user;
  
      /**
       *
       * @param user the mandatory user
       */
      protected UserScramCredentialAlteration(String user) {
          this.user = Objects.requireNonNull(user);
      }
  
      /**
       *
       * @return the always non-null user
       */
      public String user() {
          return this.user;
      }
  }
  