iofuturelistener.java

mina是以Java实现的一个开源的网络程序框架

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 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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 *
 *    http://www.apache.org/licenses/LICENSE-2.0
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 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
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package org.apache.mina.core.future;

import java.util.EventListener;

import org.apache.mina.core.session.IoSession;

/**
 * Something interested in being notified when the completion
 * of an asynchronous I/O operation : {@link IoFuture}. 
 *
 * @author The Apache MINA Project ([e-mail])
 * @version $Rev: 713957 $, $Date: 2008-11-14 10:27:16 +0100 (Fri, 14 Nov 2008) $
 */
public interface IoFutureListener<F extends IoFuture> extends EventListener {
    /**
     * An {@link IoFutureListener} that closes the {@link IoSession} which is
     * associated with the specified {@link IoFuture}.
     */
    static IoFutureListener<IoFuture> CLOSE = new IoFutureListener<IoFuture>() {
        public void operationComplete(IoFuture future) {
            future.getSession().close(true);
        }
    };

    /**
     * Invoked when the operation associated with the {@link IoFuture}
     * has been completed even if you add the listener after the completion.
     *
     * @param future  The source {@link IoFuture} which called this
     *                callback.
     */
    void operationComplete(F future);
}