BackpressureOverflowStrategy.java

/*
 * 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
}