org.springframework.messaging.tcp.ReconnectStrategy Maven / Gradle / Ivy
/*
* Copyright 2002-2017 the original author or authors.
*
* 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 org.springframework.messaging.tcp;
import org.springframework.lang.Nullable;
/**
* A contract to determine the frequency of reconnect attempts after connection failure.
*
* @author Rossen Stoyanchev
* @since 4.0
*/
@FunctionalInterface
public interface ReconnectStrategy {
/**
* Return the time to the next attempt to reconnect.
* @param attemptCount how many reconnect attempts have been made already
* @return the amount of time in milliseconds, or {@code null} to stop
*/
@Nullable
Long getTimeToNextAttempt(int attemptCount);
}