/*
* Copyright (c) 2013, OpenCloudDB/MyCAT and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software;Designed and Developed mainly by many Chinese
* opensource volunteers. you can redistribute it and/or modify it under the
* terms of the GNU General Public License version 2 only, as published by the
* Free Software Foundation.
*
* 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).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Any questions about this component can be directed to it's project Web address
* https://code.google.com/p/opencloudb/.
*
*/
package com.talent.balance.backend.listener;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.talent.balance.backend.cache.BackendChannelContextCache;
import com.talent.balance.backend.ext.BackendExt;
import com.talent.balance.frontend.ext.FrontendExt;
import com.talent.nio.communicate.ChannelContext;
import com.talent.nio.communicate.ChannelContext.ConnectionState;
import com.talent.nio.listener.ConnectionStateListener;
/**
*
* @filename: com.talent.http.client.HttpClientConnectionStateListener
* @copyright: Copyright (c)2010
* @company: talent
* @author: 谭耀武
* @version: 1.0
* @create time: 2013年12月19日 上午8:51:34
* @record
* <table cellPadding="3" cellSpacing="0" style="width:600px">
* <thead style="font-weight:bold;background-color:#e3e197">
* <tr> <td>date</td> <td>author</td> <td>version</td> <td>description</td></tr>
* </thead>
* <tbody style="background-color:#ffffeb">
* <tr><td>2013年12月19日</td> <td>谭耀武</td> <td>1.0</td> <td>create</td></tr>
* </tbody>
* </table>
*/
public class BackendConnectionStateListener implements ConnectionStateListener
{
@SuppressWarnings("unused")
private static Logger log = LoggerFactory.getLogger(BackendConnectionStateListener.class);
/**
*
*/
public BackendConnectionStateListener()
{
}
/**
* @param args
*/
public static void main(String[] args)
{
}
@Override
public void onTcpOff(ChannelContext channelContext)
{
}
@Override
public void onTcpBuilding(ChannelContext channelContext)
{
}
@Override
public void onTcpOn(ChannelContext channelContext)
{
channelContext.setConnectionState(ConnectionState.APP_ON);
}
@Override
public void onTcpLinkFailed(ChannelContext channelContext)
{
}
@Override
public void onAppOff(ChannelContext channelContext)
{
}
@Override
public void onAppBuilding(ChannelContext channelContext)
{
}
@Override
public void onAppOn(ChannelContext backendChannelContext)
{
ChannelContext frontendChannelContext = BackendExt.getFrontend(backendChannelContext);
if (frontendChannelContext == null)
{
} else
{
FrontendExt.setBackend(frontendChannelContext, backendChannelContext);
frontendChannelContext.setConnectionState(ChannelContext.ConnectionState.APP_ON);
}
}
@Override
public void onAppLinkFailed(ChannelContext channelContext)
{
}
@Override
public void onLogouting(ChannelContext channelContext)
{
}
@Override
public void onRemoved(ChannelContext channelContext) throws Exception
{
BackendChannelContextCache.remove(channelContext);
}
}