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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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package jdk.incubator.http;

import java.io.IOException;
import java.nio.channels.SelectableChannel;

Event handling interface from HttpClientImpl's selector.
If REPEATING is set then the event is not cancelled after being posted.
/**
 * Event handling interface from HttpClientImpl's selector.
 *
 * If REPEATING is set then the event is not cancelled after being posted.
 */
abstract class AsyncEvent {

    public static final int REPEATING = 0x2; // one off event if not set

    protected final int flags;

    AsyncEvent() {
        this(0);
    }

    AsyncEvent(int flags) {
        this.flags = flags;
    }

    
Returns the channel /** Returns the channel */
    public abstract SelectableChannel channel();

    
Returns the selector interest op flags OR'd /** Returns the selector interest op flags OR'd */
    public abstract int interestOps();

    
Called when event occurs /** Called when event occurs */
    public abstract void handle();

    
Called when an error occurs during registration, or when the selector has
been shut down. Aborts all exchanges.
Params:
ioe –  the IOException, or null/**
     * Called when an error occurs during registration, or when the selector has
     * been shut down. Aborts all exchanges.
     *
     * @param ioe  the IOException, or null
     */
    public abstract void abort(IOException ioe);

    public boolean repeating() {
        return (flags & REPEATING) != 0;
    }
}