org.glassfish.grizzly.IOEvent Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2008-2015 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package org.glassfish.grizzly;
import java.nio.channels.SelectionKey;
/**
* Enumeration represents the I/O events, occurred on a {@link Connection}.
*
* @see Connection
*
* @author Alexey Stashok
*/
public enum IOEvent {
/**
* no event
*/
NONE(0),
/**
* Event occurs on a {@link Connection}, once it gets available for read.
*/
READ(SelectionKey.OP_READ),
/**
* Event occurs on a {@link Connection}, once it gets available for write.
*/
WRITE(SelectionKey.OP_WRITE),
/**
* Event occurs on a server {@link Connection}, when it becomes ready
* to accept new client {@link Connection}.
*
* Note, this event occurs on server code for server {@link Connection}.
*/
SERVER_ACCEPT(SelectionKey.OP_ACCEPT),
/**
* Event occurs on a client {@link Connection}, just after it was accepted
* by the server.
*
* Note, this event occurs on server code for client {@link Connection}.
*/
ACCEPTED(0),
/**
* Event occurs on a {@link Connection}, once it was connected to server.
*
* (this is service IOEvent, which is not getting propagated to a {@link Processor}
*/
CLIENT_CONNECTED(SelectionKey.OP_CONNECT),
/**
* Event occurs on a {@link Connection}, once it was connected to server.
*/
CONNECTED(0),
/**
* Event occurs on a {@link Connection}, once it gets closed.
*/
CLOSED(0);
private final int selectionKeyInterest;
IOEvent(int selectionKeyInterest) {
this.selectionKeyInterest = selectionKeyInterest;
}
public int getSelectionKeyInterest() {
return selectionKeyInterest;
}
}