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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2010-2015 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.
*
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* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
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* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
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*/
package org.glassfish.grizzly;
/**
* Monitoring probe providing callbacks that may be invoked by Grizzly
* {@link Connection} implementations.
*
* @author Alexey Stashok
*
* @since 2.0
*/
public interface ConnectionProbe {
/**
* Method will be called, when server side connection gets bound.
*
* @param connection {@link Connection}, the event belongs to.
*/
void onBindEvent(Connection connection);
/**
* Method will be called, when server side connection gets accepted.
*
* @param serverConnection server {@link Connection}, the event belongs to.
* @param clientConnection new client {@link Connection}.
*/
void onAcceptEvent(Connection serverConnection, Connection clientConnection);
/**
* Method will be called, when client side connection gets connected (opened).
*
* @param connection {@link Connection}, the event belongs to.
*/
void onConnectEvent(Connection connection);
/**
* Method will be called, when the {@link Connection} has read data.
*
* @param connection {@link Connection}, the event belongs to.
* @param data {@link Buffer}, where the data gets read.
* @param size the data size.
*/
void onReadEvent(Connection connection, Buffer data, int size);
/**
* Method will be called, when the {@link Connection} has written data.
*
* @param connection {@link Connection}, the event belongs to.
* @param data {@link Buffer}, where the data gets writen.
* @param size the data size.
*/
void onWriteEvent(Connection connection, Buffer data, long size);
/**
* Method will be called, when error occurs on the {@link Connection}.
*
* @param connection {@link Connection}, the event belongs to.
* @param error error
*/
void onErrorEvent(Connection connection, Throwable error);
/**
* Method will be called, when {@link Connection} gets closed.
*
* @param connection {@link Connection}, the event belongs to.
*/
void onCloseEvent(Connection connection);
/**
* Method will be called, when {@link IOEvent} for the specific
* {@link Connection} gets ready.
*
* @param connection {@link Connection}, the event belongs to.
* @param ioEvent {@link IOEvent}.
*/
void onIOEventReadyEvent(Connection connection, IOEvent ioEvent);
/**
* Method will be called, when {@link IOEvent} for the specific
* {@link Connection} gets enabled.
*
* @param connection {@link Connection}, the event belongs to.
* @param ioEvent {@link IOEvent}.
*/
void onIOEventEnableEvent(Connection connection, IOEvent ioEvent);
/**
* Method will be called, when {@link IOEvent} for the specific
* {@link Connection} gets disabled.
*
* @param connection {@link Connection}, the event belongs to.
* @param ioEvent {@link IOEvent}.
*/
void onIOEventDisableEvent(Connection connection, IOEvent ioEvent);
// ---------------------------------------------------------- Nested Classes
/**
* {@link ConnectionProbe} adapter that provides no-op implementations for
* all interface methods allowing easy extension by the developer.
*
* @since 2.1.9
*/
@SuppressWarnings("UnusedDeclaration")
class Adapter implements ConnectionProbe {
// ---------------------------------------- Methods from ConnectionProbe
/**
* {@inheritDoc}
*/
@Override
public void onBindEvent(Connection connection) {}
/**
* {@inheritDoc}
*/
@Override
public void onAcceptEvent(Connection serverConnection, Connection clientConnection) {}
/**
* {@inheritDoc}
*/
@Override
public void onConnectEvent(Connection connection) {}
/**
* {@inheritDoc}
*/
@Override
public void onReadEvent(Connection connection, Buffer data, int size) {}
/**
* {@inheritDoc}
*/
@Override
public void onWriteEvent(Connection connection, Buffer data, long size) {}
/**
* {@inheritDoc}
*/
@Override
public void onErrorEvent(Connection connection, Throwable error) {}
/**
* {@inheritDoc}
*/
@Override
public void onCloseEvent(Connection connection) {}
/**
* {@inheritDoc}
*/
@Override
public void onIOEventReadyEvent(Connection connection, IOEvent ioEvent) {}
/**
* {@inheritDoc}
*/
@Override
public void onIOEventEnableEvent(Connection connection, IOEvent ioEvent) {}
/**
* {@inheritDoc}
*/
@Override
public void onIOEventDisableEvent(Connection connection, IOEvent ioEvent) {}
} // END Adapter
}
