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.core;
  
  /**
   * Options to deal with buffer overflow when using onBackpressureBuffer.
   */
  public enum BackpressureOverflowStrategy {
      /**
       * Signal a {@link io.reactivex.rxjava3.exceptions.MissingBackpressureException MissingBackpressureException}
       * and terminate the sequence.
       */
      ERROR,
      /** Drop the oldest value from the buffer. */
      DROP_OLDEST,
      /** Drop the latest value from the buffer. */
      DROP_LATEST
  }
  