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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc;

import com.yahoo.jdisc.handler.RequestHandler;

import java.util.concurrent.TimeUnit;

/**
 * 

This interface provides a callback for when the {@link Request#setTimeout(long, TimeUnit)} is invoked. If no such * handler is registered at the time where the target {@link RequestHandler} is called, the default timeout manager will * be injected.

* * @author Simon Thoresen Hult */ public interface TimeoutManager { /** * Schedule timeout management for a request. * This is called by a request whenever {@link Request#setTimeout(long, TimeUnit)} is invoked; * this may be called multiple times for the same {@link Request}. * * @param request the request whose timeout to schedule */ public void scheduleTimeout(Request request); /** * Unschedule timeout management for a previously scheduled request. * This is called whenever a request is cancelled, and the purpose is to free up * resources taken by the implementation of this associated with the request. *

* This is only called once for a request, and only after at least one scheduleTimeout call. *

* The default implementation of this does nothing. * * @param request the previously scheduled timeout */ default public void unscheduleTimeout(Request request) { } }





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