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Efficient reliable UDP unicast, UDP multicast, and IPC transport protocol.

There is a newer version: 1.48.0

/*
 * Copyright 2014-2024 Real Logic Limited.
 *
 * 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
 *
 * https://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.aeron.driver;

/**
 * Feedback delay generator.
 */
public interface FeedbackDelayGenerator
{
    /**
     * Generate a new delay value on initial request.
     *
     * @return delay value in nanoseconds
     */
    long generateDelayNs();

    /**
     * Generate a new delay value on a retried request. Implementing this call is optional and will default to
     * {@link #generateDelayNs()}.
     *
     * @return delay value in nanoseconds
     */
    default long retryDelayNs()
    {
        return generateDelayNs();
    }
}