code: /*
   * Copyright (c) 2016-present, RxJava Contributors.
   *
   * Licensed 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 io.reactivex.rxjava3.exceptions;
  
  /**
   * Explicitly named exception to indicate a Reactive-Streams
   * protocol violation.
   * <p>History: 2.0.6 - experimental; 2.1 - beta
   * @since 2.2
   */
  public final class ProtocolViolationException extends IllegalStateException {
  
      private static final long serialVersionUID = 1644750035281290266L;
  
      /**
       * Creates an instance with the given message.
       * @param message the message
       */
      public ProtocolViolationException(String message) {
          super(message);
      }
  }
  