io.netty.handler.timeout.IdleStateEvent的实例源码

项目：happylifeplat-transaction    文件：NettyClientMessageHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    //心跳配置
    if (IdleStateEvent.class.isAssignableFrom(evt.getClass())) {
        IdleStateEvent event = (IdleStateEvent) evt;
        if (event.state() == IdleState.READER_IDLE) {
            SpringBeanUtils.getInstance().getBean(NettyClientService.class).doConnect();
        } else if (event.state() == IdleState.WRITER_IDLE) {
            //表示已经多久没有发送数据了
            HEART_BEAT.setAction(NettyMessageActionEnum.HEART.getCode());
            ctx.writeAndFlush(HEART_BEAT);
            LogUtil.debug(LOGGER,() -> "向服务端发送的心跳");
        } else if (event.state() == IdleState.ALL_IDLE) {
            //表示已经多久既没有收到也没有发送数据了
            SpringBeanUtils.getInstance().getBean(NettyClientService.class).doConnect();
        }
    }
}

项目：fastdfs-spring-boot    文件：FastdfsHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {

    // read idle event.
    if (evt == IdleStateEvent.FIRST_READER_IDLE_STATE_EVENT
            || evt == IdleStateEvent.READER_IDLE_STATE_EVENT) {

        if (null != operation) {
            throw new FastdfsReadTimeoutException(
                    String.format(
                            "execute %s read timeout.",operation
                    )
            );
        }

        return;
    }

    // all idle event.
    if (evt == IdleStateEvent.FIRST_ALL_IDLE_STATE_EVENT
            || evt == IdleStateEvent.ALL_IDLE_STATE_EVENT) {
        throw new FastdfsTimeoutException("fastdfs channel was idle timeout.");
    }
}

项目：os    文件：ChatServerHandler.java   

/**
 * 心跳处理
 *
 * @param ctx 连接上下文
 * @param evt 状态事件
 * @throws Exception 异常
 */
@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {

    if (evt instanceof IdleStateEvent) {
        IdleStateEvent event = (IdleStateEvent) evt;
        switch (event.state()) {
            case READER_IDLE:
                //读超时 直接关闭连接
                ctx.close();
                LOG.info("READER_IDLE 读超时");
                break;
            case WRITER_IDLE:
                //写超时 TODO 重新发送心跳包
                LOG.info("WRITER_IDLE 写超时");
                break;
            case ALL_IDLE:
                //总超时 直接关闭连接
                ctx.close();
                LOG.info("ALL_IDLE 总超时");
                break;
        }
    }
}

项目：JavaQuarkBBS    文件：UserAuthHandler.java   

/**
 * 内部链路检测
 * @param ctx
 * @param evt
 * @throws Exception
 */
@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    //当通道空闲时由IdleStateHandler触发的用户事件
    if (evt instanceof IdleStateEvent){
       IdleStateEvent event = (IdleStateEvent) evt;
        // 判断Channel是否读空闲,读空闲时移除Channel
        if (event.state().equals(IdleState.READER_IDLE)) {
            final String address = NettyUtil.parseChannelRemoteAddr(ctx.channel());
            logger.warn("Netty Server UserAuthHandler: IDLE exception :{}",address);
            manager.removeChannel(ctx.channel());
            //广播用户数量
            manager.broadMessage(QuarkChatProtocol.buildSysUserInfo(manager.getUsers()));
        }
    }
}

项目：tx-lcn    文件：TransactionHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    //心跳配置
    if (IdleStateEvent.class.isAssignableFrom(evt.getClass())) {
        IdleStateEvent event = (IdleStateEvent) evt;
        if (event.state() == IdleState.READER_IDLE) {
            //表示已经多久没有收到数据了
            //ctx.close();
        } else if (event.state() == IdleState.WRITER_IDLE) {
            //表示已经多久没有发送数据了
            SocketUtils.sendMsg(ctx,heartJson);
            logger.info("心跳数据---" + heartJson);
        } else if (event.state() == IdleState.ALL_IDLE) {
            //表示已经多久既没有收到也没有发送数据了

        }
    }
}

项目：rocketmq-rocketmq-all-4.1.0-incubating    文件：NettyRemotingClient.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        IdleStateEvent event = (IdleStateEvent) evt;
        if (event.state().equals(IdleState.ALL_IDLE)) {
            final String remoteAddress = RemotingHelper.parseChannelRemoteAddr(ctx.channel());
            log.warn("NETTY CLIENT PIPELINE: IDLE exception [{}]",remoteAddress);
            closeChannel(ctx.channel());
            if (NettyRemotingClient.this.channelEventListener != null) {
                NettyRemotingClient.this
                    .putNettyEvent(new NettyEvent(NettyEventType.IDLE,remoteAddress,ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：rocketmq-rocketmq-all-4.1.0-incubating    文件：NettyRemotingServer.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        /**
         *IdleStateEvent事件，在指定时间没有进行读写，会进行回调
         */
        IdleStateEvent event = (IdleStateEvent) evt;
        if (event.state().equals(IdleState.ALL_IDLE)) {
            final String remoteAddress = RemotingHelper.parseChannelRemoteAddr(ctx.channel());
            log.warn("NETTY SERVER PIPELINE: IDLE exception [{}]",remoteAddress);
            RemotingUtil.closeChannel(ctx.channel());  //关闭channel
            if (NettyRemotingServer.this.channelEventListener != null) {
                NettyRemotingServer.this
                    .putNettyEvent(new NettyEvent(NettyEventType.IDLE,ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：GoPush    文件：NodeChannelInBoundHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    Channel channel = ctx.channel();
    if (IdleStateEvent.class.isAssignableFrom(evt.getClass())) {
        IdleStateEvent event = (IdleStateEvent) evt;
        if (event.state() == IdleState.ALL_IDLE) {
            //发送心跳
            channel.writeAndFlush(PING);
        }
        if (event.state() == IdleState.READER_IDLE) {
            //发送心跳
            channel.writeAndFlush(PING);
        }
        if (event.state() == IdleState.WRITER_IDLE) {
            channel.writeAndFlush(PING);
        }
    } else {
        super.userEventTriggered(ctx,evt);
    }
}

项目：GoPush    文件：NodeChannelInBoundHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    Channel channel = ctx.channel();
    dataCenterChannelStore.isDcChannelToSave(channel);
    if (IdleStateEvent.class.isAssignableFrom(evt.getClass())) {
        IdleStateEvent event = (IdleStateEvent) evt;
        if (event.state() == IdleState.ALL_IDLE) {
            //发送心跳
            channel.writeAndFlush(PING);
        }
        if (event.state() == IdleState.READER_IDLE) {
            //发送心跳
            channel.writeAndFlush(PING);
        }
        if (event.state() == IdleState.WRITER_IDLE) {
            channel.writeAndFlush(PING);
        }
    } else {
        super.userEventTriggered(ctx,evt);
    }
}

项目：GoPush    文件：DeviceChannelInboundHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (IdleStateEvent.class.isAssignableFrom(evt.getClass())) {
        IdleStateEvent event = (IdleStateEvent) evt;
        if (event.state() == IdleState.READER_IDLE) {
            ctx.writeAndFlush(PING);
        }
        if (event.state() == IdleState.WRITER_IDLE) {
            ctx.writeAndFlush(PING);
        }
        if (event.state() == IdleState.ALL_IDLE) {
            ctx.writeAndFlush(PING);
        }
    } else {
        super.userEventTriggered(ctx,evt);
    }
}

项目：reading-and-annotate-rocketmq-3.4.6    文件：NettyRemotingClient.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        IdleStateEvent evnet = (IdleStateEvent) evt;
        if (evnet.state().equals(IdleState.ALL_IDLE)) {
            final String remoteAddress = RemotingHelper.parseChannelRemoteAddr(ctx.channel());
            log.warn("NETTY CLIENT PIPELINE: IDLE exception [{}]",remoteAddress);
            closeChannel(ctx.channel());
            if (NettyRemotingClient.this.channelEventListener != null) {
                NettyRemotingClient.this.putNettyEvent(new NettyEvent(NettyEventType.IDLE,remoteAddress.toString(),ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：reading-and-annotate-rocketmq-3.4.6    文件：NettyRemotingServer.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        IdleStateEvent evnet = (IdleStateEvent) evt;
        if (evnet.state().equals(IdleState.ALL_IDLE)) {
            final String remoteAddress = RemotingHelper.parseChannelRemoteAddr(ctx.channel());
            log.warn("NETTY SERVER PIPELINE: IDLE exception [{}]",remoteAddress);
            RemotingUtil.closeChannel(ctx.channel());
            if (NettyRemotingServer.this.channelEventListener != null) {
                NettyRemotingServer.this
                    .putNettyEvent(new NettyEvent(NettyEventType.IDLE,ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：ConfigCenter    文件：NettyRemotingClient.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,remoteAddress);
            closeChannel(ctx.channel());
            if (NettyRemotingClient.this.channelEventListener != null) {
                NettyRemotingClient.this
                        .putNettyEvent(new NettyEvent(NettyEventType.IDLE,ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：ConfigCenter    文件：NettyRemotingServer.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,remoteAddress);
            RemotingUtil.closeChannel(ctx.channel());
            if (NettyRemotingServer.this.channelEventListener != null) {
                NettyRemotingServer.this
                        .putNettyEvent(new NettyEvent(NettyEventType.IDLE,ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：HappyChat    文件：UserAuthHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        IdleStateEvent evnet = (IdleStateEvent) evt;
        // 判断Channel是否读空闲,读空闲时移除Channel
        if (evnet.state().equals(IdleState.READER_IDLE)) {
            final String remoteAddress = NettyUtil.parseChannelRemoteAddr(ctx.channel());
            logger.warn("NETTY SERVER PIPELINE: IDLE exception [{}]",remoteAddress);
            UserInfoManager.removeChannel(ctx.channel());
            UserInfoManager.broadCastInfo(ChatCode.SYS_USER_COUNT,UserInfoManager.getAuthUserCount());
        }
    }
    ctx.fireUserEventTriggered(evt);
}

项目：qonduit    文件：WebSocketRequestDecoder.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        IdleStateEvent idle = (IdleStateEvent) evt;
        if (idle.state() == IdleState.READER_IDLE) {
            // We have not read any data from client in a while,let's close
            // the subscriptions for this context.
            LOG.info("Client {} is idle",ctx.channel());
        }
    } else if (evt instanceof SslCompletionEvent) {
        SslCompletionEvent ssl = (SslCompletionEvent) evt;
        if (!ssl.isSuccess()) {
            LOG.error("SSL error: {}",ssl.getClass().getSimpleName(),ssl.cause());
        }
    } else {
        LOG.warn("Received unhandled user event {}",evt);
    }
}

项目：azeroth    文件：FastdfsHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {

    // read idle event.
    if (evt == IdleStateEvent.FIRST_READER_IDLE_STATE_EVENT
        || evt == IdleStateEvent.READER_IDLE_STATE_EVENT) {

        if (null != operation) {
            throw new FastdfsReadTimeoutException(
                String.format("execute %s read timeout.",operation));
        }

        return;
    }

    // all idle event.
    if (evt == IdleStateEvent.FIRST_ALL_IDLE_STATE_EVENT
        || evt == IdleStateEvent.ALL_IDLE_STATE_EVENT) {
        throw new FastdfsTimeoutException("fastdfs channel was idle timeout.");
    }
}

项目：NioSmtpClient    文件：KeepAliveHandler.java   

@Override
protected void channelIdle(ChannelHandlerContext ctx,IdleStateEvent evt) throws Exception {
  LOG.debug("[{}] Sending NOOP to keep the connection alive",connectionId);

  if (expectingNoopResponse) {
    LOG.warn("[{}] Did not receive a response to our last NOOP,will not send another",connectionId);
    return;
  }

  Optional<String> debugString = responseHandler.getPendingResponseDebugString();
  if (debugString.isPresent()) {
    LOG.warn("[{}] Waiting for a response to [{}],will not send a NOOP to keep the connection alive",connectionId,debugString.get());
  } else {
    LOG.debug("[{}] Sending NOOP",connectionId);
    ctx.channel().writeAndFlush(new DefaultSmtpRequest(SmtpCommand.NOOP));
    expectingNoopResponse = true;
  }
}

项目：sds    文件：SocketHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    //心跳配置
    if (IdleStateEvent.class.isAssignableFrom(evt.getClass())&& socketService.getSocketEventService().hasOpenHeartCheck()) {
        IdleStateEvent event = (IdleStateEvent) evt;
        String uniqueKey = ctx.channel().remoteAddress().toString();
        if (event.state() == IdleState.READER_IDLE) {
            //表示已经多久没有收到数据了

            socketService.getSocketEventService().onHeartNoReadDataListener(ctx,uniqueKey);

        } else if (event.state() == IdleState.WRITER_IDLE) {
            //表示已经多久没有发送数据了

            socketService.getSocketEventService().onHeartNoWriteDataListener(ctx,uniqueKey);

        } else if (event.state() == IdleState.ALL_IDLE) {
            //表示已经多久既没有收到也没有发送数据了

        }
    }
}

项目：rmq4note    文件：NettyRemotingClient.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：rmq4note    文件：NettyRemotingServer.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：jeesupport    文件：NettyHandler.java   

/**
 * 利用事件变化来做心跳检测
 */
@Override
public void userEventTriggered( ChannelHandlerContext _ctx,Object _obj ) throws Exception {
    logger.debug( _handler_info( _ctx,"userEventTriggered" ) );

    if ( _obj instanceof IdleStateEvent ) {
        IdleStateEvent event = ( IdleStateEvent ) _obj;
        if ( event.state() == IdleState.READER_IDLE ) {
            lost++;
            logger.debug( _handler_info( _ctx," inactive with=" + lost ) );
            if ( lost > 2 ) {
                handler.stand( _ctx );
                logger.debug( _handler_info( _ctx," was stand with=" + lost ) );
            }
        }
    } else {
        logger.warn( _handler_info( _ctx," was discard" ) );
    }
}

项目：fastdfs-client    文件：FastdfsHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,operation
                    )
            );
        }

        return;
    }

    // all idle event.
    if (evt == IdleStateEvent.FIRST_ALL_IDLE_STATE_EVENT
            || evt == IdleStateEvent.ALL_IDLE_STATE_EVENT) {
        throw new FastdfsTimeoutException("fastdfs channel was idle timeout.");
    }
}

项目：java_learn    文件：ServerHandler.java   

@Override
public void userEventTriggered(final ChannelHandlerContext ctx,Object evt)
        throws Exception {
    if(evt instanceof IdleStateEvent) {
        IdleStateEvent  event = (IdleStateEvent) evt;
        if (event.state() == IdleState.READER_IDLE) {
               System.out.println("--- Reader Idle ---");
               ctx.writeAndFlush("读取等待：客户端你在吗... ...\r\n");
           } else if (event.state() == IdleState.WRITER_IDLE) {
               System.out.println("--- Write Idle ---");
               ctx.writeAndFlush("写入等待：客户端你在吗... ...\r\n");
           } else if (event.state() == IdleState.ALL_IDLE) {
               System.out.println("--- All_IDLE ---");
               ctx.writeAndFlush("全部时间：客户端你在吗... ...\r\n");
           }
    }else{
        super.userEventTriggered(ctx,evt);
    }
}

项目：esjc    文件：HeartbeatHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        synchronized (timeoutTaskLock) {
            if (timeoutTask == null) {
                ctx.writeAndFlush(TcpPackage.newBuilder()
                    .command(TcpCommand.HeartbeatRequestCommand)
                    .correlationId(UUID.randomUUID())
                    .build());
                timeoutTask = ctx.executor().schedule(() -> {
                    logger.info("Closing TCP connection [{},L{}] due to HEARTBEAT TIMEOUT.",ctx.channel().remoteAddress(),ctx.channel().localAddress());
                    ctx.close();
                },timeoutMillis,MILLISECONDS);
            }
        }
    }
}

项目：sailfish    文件：HeartbeatChannelHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        int maxIdleTimeout = ctx.channel().attr(ChannelAttrKeys.maxIdleTimeout).get();
        long expireTime = System.currentTimeMillis() - ctx.channel().attr(ChannelAttrKeys.lastReadTimeMillis).get();
        if (expireTime >= maxIdleTimeout * 1000) {
            logger.warn("readIdleTimeout exceed maxIdleTimeout,real timeout {},this channel[{}] will be closed",expireTime,ctx.channel().toString());
            ChannelUtil.closeChannel(ctx.channel());
        } else if (ChannelUtil.clientSide(ctx)) {
            // send heart beat to remote peer
            ctx.writeAndFlush(RequestProtocol.newHeartbeat());
        }
    } else {
        ctx.fireUserEventTriggered(evt);
    }
}

项目：study-netty    文件：HeartbeatServerHandler.java   

/**
 * 判断是否是IdleStateEvent事件，是则处理
 */
@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if(evt instanceof IdleStateEvent) {
        IdleStateEvent event = (IdleStateEvent) evt;
        String type = "";
        if(event.state() == IdleState.READER_IDLE) 
            type = "read idle";
        else if(event.state() == IdleState.WRITER_IDLE)
            type = "write idle";
        else if(event.state() == IdleState.ALL_IDLE)
            type = "all idle";
        //
        ChannelFuture f = ctx.writeAndFlush(HEARTBEAT_SEQUENCE.duplicate());
        f.addListener(ChannelFutureListener.CLOSE_ON_FAILURE);

        System.out.println(ctx.channel().remoteAddress() + "超时类型 : " + type);
    } else {
        super.userEventTriggered(ctx,evt);
    }
}

项目：timely    文件：WebSocketRequestDecoder.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,let's close
            // the subscriptions for this context.
            String subscriptionId = ctx.channel().attr(SubscriptionRegistry.SUBSCRIPTION_ID_ATTR).get();
            if (!StringUtils.isEmpty(subscriptionId)) {
                if (SubscriptionRegistry.get().containsKey(subscriptionId)) {
                    LOG.info("Closing subscription with subscription id {} due to idle event",subscriptionId);
                    SubscriptionRegistry.get().get(subscriptionId).close();
                }
            } else {
                LOG.warn("Channel idle,but no subscription id found on context. Unable to close subscriptions");
            }
        }
    } else if (evt instanceof SslCompletionEvent) {
        SslCompletionEvent ssl = (SslCompletionEvent) evt;
        if (!ssl.isSuccess()) {
            LOG.error("SSL error: {}",evt);
    }
}

项目：riposte    文件：DownstreamIdleChannelTimeoutHandler.java   

@Override
protected void channelIdle(ChannelHandlerContext ctx,IdleStateEvent evt) throws Exception {
    if (!disabled && shouldKillIdleChannelNowSupplier.get()) {
        String reason = (isActiveDownstreamCallTimer)
                        ? "Throwing call timeout error because the active downstream call took longer than the "
                          + "allowed timeout value."
                        : "Closing downstream channel because it was sitting unused for too long between calls.";

        AsyncNettyHelper.runnableWithTracingAndMdc(
            () -> logger.debug("{} custom_handler_id={},idle_timeout_millis={},worker_channel_throwing_error={}",reason,customHandlerIdForLogs,idleTimeoutMillis,ctx.channel().toString()),traceStackForLogging,mdcInfoForLogging
        ).run();

        throw new DownstreamIdleChannelTimeoutException(idleTimeoutMillis,ctx.channel());
    }
}

项目：riposte    文件：IncompleteHttpCallTimeoutHandler.java   

@Override
protected void channelIdle(ChannelHandlerContext ctx,IdleStateEvent evt) throws Exception {
    if (alreadyTriggeredException) {
        runnableWithTracingAndMdc(
            () -> logger.error(
                "IncompleteHttpCallTimeoutHandler triggered multiple times - this should not happen."
            ),ctx
        ).run();
        return;
    }

    channelIdleTriggered(ctx,evt);

    alreadyTriggeredException = true;
    throw new IncompleteHttpCallTimeoutException(idleTimeoutMillis);
}

项目：netty-tutorials    文件：NettyConnHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        IdleStateEvent e = (IdleStateEvent) evt;
        if (e.state() == IdleState.READER_IDLE) {
            logger.info("READER_IDLE 事件触发,关闭连接");/*读超时*/
            ctx.close();
        } else if (e.state() == IdleState.WRITER_IDLE) {
            logger.info("WRITER_IDLE 事件触发");
            ctx.writeAndFlush(new PingMessage());
        } else if (e.state() == IdleState.ALL_IDLE) {
            logger.info("ALL_IDLE 事件触发,关闭连接");
            ctx.close();
        }
    }
}

项目：jeesuite-libs    文件：FastdfsHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,operation
                    )
            );
        }

        return;
    }

    // all idle event.
    if (evt == IdleStateEvent.FIRST_ALL_IDLE_STATE_EVENT
            || evt == IdleStateEvent.ALL_IDLE_STATE_EVENT) {
        throw new FastdfsTimeoutException("fastdfs channel was idle timeout.");
    }
}

项目：rocketmq-commet    文件：NettyRemotingClient.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：rocketmq-commet    文件：NettyRemotingServer.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,remoteAddress);

            RemotingUtil.closeChannel(ctx.channel());

            if (NettyRemotingServer.this.channelEventListener != null) {
                NettyRemotingServer.this
                        .putNettyEvent(new NettyEvent(NettyEventType.IDLE,ctx.channel()));
            }
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：coco    文件：HeartBeatHandler.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    super.userEventTriggered(ctx,evt);
    // 拦截链路空闲事件并处理心跳
    if (evt instanceof IdleStateEvent) {
        // 心跳处理
        IdleStateEvent event = (IdleStateEvent) evt;
        if (event.state().equals(IdleState.READER_IDLE)) {
            // 未进行读操作, 服务器端主动关闭连接
            LOGGER.warn("READER_IDLE,client maybe not exist,we will close the chnnel");
            if (ctx.channel().isOpen()) {
                ctx.close();
            }
            ctx.close();
        } else if (event.state().equals(IdleState.WRITER_IDLE)) {
            // 未进行写操作,nothing todo
            // LOGGER.info("WRITER_IDLE,long time not write something to client");
        } else if (event.state().equals(IdleState.ALL_IDLE)) {
            // 未进行读写
            // LOGGER.info("ALL_IDLE,long time not to write or read");
            // 发送心跳消息
            // MsgHandleService.getInstance().sendMsgUtil.sendHeartMessage(ctx);
        }
    }
}

项目：light-task-scheduler    文件：NettyRemotingClient.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        IdleStateEvent event = (IdleStateEvent) evt;

        Channel channel = new NettyChannel(ctx);

        final String remoteAddress = RemotingHelper.parseChannelRemoteAddr(channel);

        if (event.state().equals(io.netty.handler.timeout.IdleState.ALL_IDLE)) {
            LOGGER.warn("CLIENT : IDLE [{}]",remoteAddress);
            closeChannel(channel);
        }

        if (channelEventListener != null) {
            RemotingEventType remotingEventType = RemotingEventType.valueOf(event.state().name());
            putRemotingEvent(new RemotingEvent(remotingEventType,channel));
        }
    }

    ctx.fireUserEventTriggered(evt);
}

项目：light-task-scheduler    文件：NettyRemotingServer.java   

@Override
public void userEventTriggered(ChannelHandlerContext ctx,Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        IdleStateEvent event = (IdleStateEvent) evt;

        com.lts.remoting.Channel channel = new NettyChannel(ctx);

        final String remoteAddress = RemotingHelper.parseChannelRemoteAddr(channel);

        if (event.state().equals(IdleState.ALL_IDLE)) {
            LOGGER.warn("SERVER: IDLE [{}]",remoteAddress);
            RemotingHelper.closeChannel(channel);
        }

        if (channelEventListener != null) {
            RemotingEventType remotingEventType = RemotingEventType.valueOf(event.state().name());
            putRemotingEvent(new RemotingEvent(remotingEventType,channel));
        }
    }

    ctx.fireUserEventTriggered(evt);
}