org.glassfish.grizzly.GrizzlyFuture Maven / Gradle / Ivy
/*
* Copyright (c) 2010, 2017 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.grizzly;
import java.util.concurrent.Future;
/**
* Grizzly {@link Future} implementation.
* Users can register additional {@link CompletionHandler}s using
* {@link #addCompletionHandler(org.glassfish.grizzly.CompletionHandler)}
* to be notified once the asynchronous computation, represented by
* this Future, is complete.
*
* A GrizzlyFuture instance can be recycled and reused.
*
* @param the result type
*
* @author Alexey Stashok
*/
public interface GrizzlyFuture extends Future, Cacheable {
/**
* Adds a {@link CompletionHandler}, which will be notified once the
* asynchronous computation, represented by this Future,
* is complete.
*
* @param completionHandler {@link CompletionHandler}
* @since 2.3.4
*/
void addCompletionHandler(CompletionHandler completionHandler);
/**
* Mark GrizzlyFuture as recyclable, so once result will come -
* GrizzlyFuture object will be recycled and returned to a
* thread local object pool.
* You can consider to use this method, if you're not interested in using
* this GrizzlyFuture object.
*
* @param recycleResult if true - the GrizzlyFuture result,
* if it support recyclable mechanism, will be also recycled together
* with this GrizzlyFuture object.
*
* @deprecated
*/
void markForRecycle(boolean recycleResult);
/**
* Recycle GrizzlyFuture now.
* This method could be used, if you're not interested in using this
* GrizzlyFuture object, and you're sure this object is not used
* by any other application part.
*
* @param recycleResult if true - the GrizzlyFuture result,
* if it support recyclable mechanism, will be also recycled together
* with this GrizzlyFuture object.
*/
void recycle(boolean recycleResult);
}