java类org.jboss.netty.channel.ExceptionEvent的实例源码-面圈网

ShuffleHandler.java 文件源码项目：hadoop 阅读 33 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

OspfInterfaceChannelHandler.java 文件源码项目：athena 阅读 35 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent
        e) throws Exception {
    log.debug("[exceptionCaught]: " + e.toString());
    if (e.getCause() instanceof ReadTimeoutException) {
        log.debug("Disconnecting device {} due to read timeout", e.getChannel().getRemoteAddress());
        return;
    } else if (e.getCause() instanceof ClosedChannelException) {
        log.debug("Channel for OSPF {} already closed", e.getChannel().getRemoteAddress());
    } else if (e.getCause() instanceof IOException) {
        log.debug("Disconnecting OSPF {} due to IO Error: {}", e.getChannel().getRemoteAddress(),
                  e.getCause().getMessage());
    } else if (e.getCause() instanceof OspfParseException) {
        OspfParseException errMsg = (OspfParseException) e.getCause();
        byte errorCode = errMsg.errorCode();
        byte errorSubCode = errMsg.errorSubCode();
        log.debug("Error while parsing message from OSPF {}, ErrorCode {}",
                  e.getChannel().getRemoteAddress(), errorCode);
    } else if (e.getCause() instanceof RejectedExecutionException) {
        log.debug("Could not process message: queue full");
    } else {
        log.debug("Error while processing message from OSPF {}, {}",
                  e.getChannel().getRemoteAddress(), e.getCause().getMessage());
    }
}

IsisChannelHandler.java 文件源码项目：athena 阅读 34 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
    if (e.getCause() instanceof ReadTimeoutException) {
        log.debug("Disconnecting device {} due to read timeout", e.getChannel().getRemoteAddress());
        return;
    } else if (e.getCause() instanceof ClosedChannelException) {
        log.debug("Channel for ISIS {} already closed", e.getChannel().getRemoteAddress());
    } else if (e.getCause() instanceof IOException) {
        log.debug("Disconnecting ISIS {} due to IO Error: {}", e.getChannel().getRemoteAddress(),
                  e.getCause().getMessage());
    } else if (e.getCause() instanceof IsisParseException) {
        IsisParseException errMsg = (IsisParseException) e.getCause();
        byte errorCode = errMsg.errorCode();
        byte errorSubCode = errMsg.errorSubCode();
        log.debug("Error while parsing message from ISIS {}, ErrorCode {}",
                  e.getChannel().getRemoteAddress(), errorCode);
    } else if (e.getCause() instanceof RejectedExecutionException) {
        log.debug("Could not process message: queue full");
    } else {
        log.debug("Error while processing message from ISIS {}, {}",
                  e.getChannel().getRemoteAddress(), e.getCause().getMessage());
    }
}

ShuffleHandler.java 文件源码项目：aliyun-oss-hadoop-fs 阅读 35 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

ServerUtil.java 文件源码项目：bigstreams 阅读 30 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
        throws Exception {
    System.out.println("Server Exception Caught");
    e.getCause().printStackTrace();

    /**
     * Very important to respond here.
     * The agent will always be listening for some kind of feedback.
     */
    ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
    buffer.writeInt(500);

    ChannelFuture future = e.getChannel().write(buffer);

    future.addListener(ChannelFutureListener.CLOSE);

}

PerChannelBookieClient.java 文件源码项目：bigstreams 阅读 29 收藏 0 点赞 0 评论 0

/**
 * Called by netty when an exception happens in one of the netty threads
 * (mostly due to what we do in the netty threads)
 */
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
    Throwable t = e.getCause();
    if (t instanceof CorruptedFrameException || t instanceof TooLongFrameException) {
        LOG.error("Corrupted fram recieved from bookie: " + e.getChannel().getRemoteAddress());
        return;
    }
    if (t instanceof IOException) {
        // these are thrown when a bookie fails, logging them just pollutes
        // the logs (the failure is logged from the listeners on the write
        // operation), so I'll just ignore it here.
        return;
    }

    LOG.fatal("Unexpected exception caught by bookie client channel handler", t);
    // Since we are a library, cant terminate App here, can we?
}

ShuffleHandler.java 文件源码项目：big-c 阅读 33 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

HttpTransportModule.java 文件源码项目：fastcatsearch3 阅读 24 收藏 0 点赞 0 评论 0

public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
//      logger.error("exceptionCaught", e.getCause());
        if (e.getCause() instanceof ReadTimeoutException) {
            if (logger.isTraceEnabled()) {
                logger.trace("Connection timeout [{}]", ctx.getChannel().getRemoteAddress());
            }
            ctx.getChannel().close();
        } else {
            if (!isLoaded) {
                // ignore
                return;
            }
            if (!NetworkExceptionHelper.isCloseConnectionException(e.getCause())) {
//              logger.warn("Caught exception while handling client http traffic, closing connection {}", e.getCause(), ctx.getChannel());
                ctx.getChannel().close();
            } else {
//              logger.debug("Caught exception while handling client http traffic, closing connection {}", e.getCause(), ctx.getChannel());
                ctx.getChannel().close();
            }
        }

    }

RpcServerHandler.java 文件源码项目：BJAF3.x 阅读 34 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
        throws Exception {
    Throwable te = e.getCause();
    if (te instanceof java.io.IOException) {// 网络异常，也有可能是soLinger参数引起
        return;
    }
    logger.error("Unexpected exception from downstream.{}", e.getCause());
    Channel c = e.getChannel();
    try {
        if (c.isWritable()) {
            RpcResponse res = new RpcResponse();
            res.setReturnFlag(RpcConst.ERR_CODE_SERVER_CHANNEL_EXCEPTION);
            res.setReturnMsg(logger.getStackTraceInfo(e.getCause()));
            c.write(res);
        }
    } finally {
        c.close();
    }
    // super.exceptionCaught(ctx, e);
}

HttpClient.java 文件源码项目：elasticsearch-client-http 阅读 41 收藏 0 点赞 0 评论 0

@SuppressWarnings("unchecked")
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
    HttpContext<R, T> httpContext = httpContextMap.get(ctx.getChannel());
    try {
        if (httpContext != null && httpContext.getListener() != null) {
            httpContext.getListener().onFailure(e.getCause());
        } else {
            Throwable t = e.getCause();
            logger.error(t.getMessage(), t);
        }
    } finally {
        ctx.getChannel().close();
        httpContextMap.remove(ctx.getChannel());
    }
}

ClientIOHandler.java 文件源码项目：nfs-client-java 阅读 39 收藏 0 点赞 0 评论 0

public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
    Throwable cause = e.getCause();

    // do not print exception if it is BindException.
    // we are trying to search available port below 1024. It is not good to
    // print a flood
    // of error logs during the searching.
    if (cause instanceof java.net.BindException) {
        return;
    }

    LOG.error("Exception on connection to " + getRemoteAddress(), e.getCause());

    // close the channel unless we are connecting and it is
    // NotYetConnectedException
    if (!((cause instanceof NotYetConnectedException)
            && _connection.getConnectionState().equals(Connection.State.CONNECTING))) {
        ctx.getChannel().close();
    }
}

ShuffleHandler.java 文件源码项目：hadoop-2.6.0-cdh5.4.3 阅读 40 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

ShuffleHandler.java 文件源码项目：hadoop-EAR 阅读 33 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  }

  LOG.error("Shuffle error: ", cause);
  shuffleMetrics.failedOutput();
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

ShuffleHandler.java 文件源码项目：hadoop-plus 阅读 40 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

TcpWorker.java 文件源码项目：parallec 阅读 29 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) {

    if(!hasCaughtException){
        hasCaughtException=true;
        e.getChannel().close();
        String errMsg = e.getCause().getLocalizedMessage();
        logger.debug("TCP Handler exceptionCaught: {} . ", errMsg);

        int statusCodeInt = 1;
        String statusCode = statusCodeInt + " FAILURE";

        tcpWorker.onComplete(tcpWorker.responseSb.toString(), true, 
                errMsg, errMsg, statusCode, statusCodeInt);

    }
}

UdpWorker.java 文件源码项目：parallec 阅读 25 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) {

    if (!hasCaughtException) {
        hasCaughtException = true;

        String errMsg = e.getCause().toString();
        logger.debug("UDP Handler exceptionCaught: {} . ", errMsg);
        e.getChannel().close();

        int statusCodeInt = 1;
        String statusCode = statusCodeInt + " FAILURE";

        udpWorker.onComplete(udpWorker.responseSb.toString(), true,
                errMsg, errMsg, statusCode, statusCodeInt);
    }
}

ShuffleHandler.java 文件源码项目：FlexMap 阅读 31 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

PinpointSocketHandler.java 文件源码项目：apm-agent 阅读 31 收藏 0 点赞 0 评论 0

@Override
    public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
        Throwable cause = e.getCause();
        if (state.getState() == State.INIT_RECONNECT) {
            // removed stackTrace when reconnect. so many logs.
            logger.info("exceptionCaught() reconnect failed. state:{} {} Caused:{}", state.getString(), e.getChannel(), cause.getMessage());
        } else {
            logger.warn("exceptionCaught() UnexpectedError happened. state:{} {} Caused:{}", state.getString(), e.getChannel(), cause.getMessage(), cause);
        }
        // need to handle a error more precisely.
        // below code dose not reconnect when node on channel is just hang up or dead without specific reasons.

//        state.setClosed();
//        Channel channel = e.getChannel();
//        if (channel.isConnected()) {
//            channel.close();
//        }

    }

ShuffleHandler.java 文件源码项目：hops 阅读 35 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

NettyServerUpstreamHandler.java 文件源码项目：my-dev 阅读 34 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
    Throwable t = e.getCause();

    if (this.channelHandler != null) {
        this.channelHandler.onError(this.createContext(t));
    }

    e.getChannel().close();

    if (t instanceof IOException) {
        this.ioErrorLogger.error(Text.ERROR_AT_SERVER, t);
    } else {
        this.logger.error(Text.ERROR_AT_SERVER, t);
    }
}

HttpRequestHandler.java 文件源码项目：honoumi 阅读 43 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
    Channel channel = ctx.getChannel();

    logger.error(
        "[channel exception] {} \n"
            +
            "[channel status] channelIsOpen={}, channelIsBound={}, channelIsWriteable={}, channelIsReadable={}, channelIsConnected={} \n"
            +
            "[stacktrace] {}",
        e,
        channel.isOpen(), channel.isBound(), channel.isWritable(), channel.isReadable(), channel.isConnected(),
        Utils.stackTraceToStr(e.getCause())
        );

    if (ctx.getChannel().isOpen()) {
        ctx.getChannel().close();
    }
}

ShuffleHandler.java 文件源码项目：hadoop-TCP 阅读 35 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

BettaUdpFileServerHandler.java 文件源码项目：BettaServer 阅读 45 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught( ChannelHandlerContext ctx, ExceptionEvent e ) throws Exception
{
    Channel ch = e.getChannel( ) ;
    Throwable cause = e.getCause( ) ;
    if( cause instanceof TooLongFrameException )
    {
        sendError( ctx, BAD_REQUEST ) ;
        return ;
    }

    cause.printStackTrace( ) ;
    if( ch.isConnected( ) )
    {
        sendError( ctx, INTERNAL_SERVER_ERROR ) ;
    }
}

RAPResponseHandler.java 文件源码项目：rest4j 阅读 105 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception
{
  TransportCallback<RestResponse> callback = removeAttachment(ctx);
  if (callback != null)
  {
    LOG.debug(e.getChannel().getRemoteAddress() + ": exception on active channel", e.getCause());
    callback.onResponse(TransportResponseImpl.<RestResponse>error(
            HttpNettyClient.toException(e.getCause()), Collections.<String,String>emptyMap()));
  }
  else
  {
    LOG.error(e.getChannel().getRemoteAddress() + ": exception on idle channel or during handling of response", e.getCause());
  }
  super.exceptionCaught(ctx, e);
}

ShuffleHandler.java 文件源码项目：hardfs 阅读 32 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

ShuffleHandler.java 文件源码项目：hadoop-on-lustre2 阅读 34 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  } else if (cause instanceof IOException) {
    if (cause instanceof ClosedChannelException) {
      LOG.debug("Ignoring closed channel error", cause);
      return;
    }
    String message = String.valueOf(cause.getMessage());
    if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
      LOG.debug("Ignoring client socket close", cause);
      return;
    }
  }

  LOG.error("Shuffle error: ", cause);
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

OspfInterfaceChannelHandler.java 文件源码项目：onos 阅读 33 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) {
    log.debug("[exceptionCaught]: " + e.toString());
    if (e.getCause() instanceof ReadTimeoutException) {
        log.debug("Disconnecting device {} due to read timeout", e.getChannel().getRemoteAddress());
        return;
    } else if (e.getCause() instanceof ClosedChannelException) {
        log.debug("Channel for OSPF {} already closed", e.getChannel().getRemoteAddress());
    } else if (e.getCause() instanceof IOException) {
        log.debug("Disconnecting OSPF {} due to IO Error: {}", e.getChannel().getRemoteAddress(),
                  e.getCause().getMessage());
    } else if (e.getCause() instanceof OspfParseException) {
        OspfParseException errMsg = (OspfParseException) e.getCause();
        byte errorCode = errMsg.errorCode();
        byte errorSubCode = errMsg.errorSubCode();
        log.debug("Error while parsing message from OSPF {}, ErrorCode {}",
                  e.getChannel().getRemoteAddress(), errorCode);
    } else if (e.getCause() instanceof RejectedExecutionException) {
        log.debug("Could not process message: queue full");
    } else {
        log.debug("Error while processing message from OSPF {}, {}",
                  e.getChannel().getRemoteAddress(), e.getCause().getMessage());
    }
}

IsisChannelHandler.java 文件源码项目：onos 阅读 34 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
    if (e.getCause() instanceof ReadTimeoutException) {
        log.debug("Disconnecting device {} due to read timeout", e.getChannel().getRemoteAddress());
        return;
    } else if (e.getCause() instanceof ClosedChannelException) {
        log.debug("Channel for ISIS {} already closed", e.getChannel().getRemoteAddress());
    } else if (e.getCause() instanceof IOException) {
        log.debug("Disconnecting ISIS {} due to IO Error: {}", e.getChannel().getRemoteAddress(),
                  e.getCause().getMessage());
    } else if (e.getCause() instanceof IsisParseException) {
        IsisParseException errMsg = (IsisParseException) e.getCause();
        byte errorCode = errMsg.errorCode();
        byte errorSubCode = errMsg.errorSubCode();
        log.debug("Error while parsing message from ISIS {}, ErrorCode {}",
                  e.getChannel().getRemoteAddress(), errorCode);
    } else if (e.getCause() instanceof RejectedExecutionException) {
        log.debug("Could not process message: queue full");
    } else {
        log.debug("Error while processing message from ISIS {}, {}",
                  e.getChannel().getRemoteAddress(), e.getCause().getMessage());
    }
}

ShuffleHandler.java 文件源码项目：RDFS 阅读 28 收藏 0 点赞 0 评论 0

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
    throws Exception {
  Channel ch = e.getChannel();
  Throwable cause = e.getCause();
  if (cause instanceof TooLongFrameException) {
    sendError(ctx, BAD_REQUEST);
    return;
  }

  LOG.error("Shuffle error: ", cause);
  shuffleMetrics.failedOutput();
  if (ch.isConnected()) {
    LOG.error("Shuffle error " + e);
    sendError(ctx, INTERNAL_SERVER_ERROR);
  }
}

IsdnConnectionHandler.java 文件源码项目：netty-isdn-transport 阅读 31 收藏 0 点赞 0 评论 0

@Transition(on = EXCEPTION_CAUGHT, in = PLCI, next = PLCI_IDLE)
public void error(IsdnChannel channel, StateContext stateCtx, ChannelHandlerContext ctx, ExceptionEvent event) {
    LOGGER.error("Unexpected error.", event.getCause());
    if (!channel.isConnected()) {
        // retrieve CHANNEL_CONNECTED event and clear attribute
        ChannelStateEvent channelConnected = (ChannelStateEvent) stateCtx.getAttribute(ISDN_CONNECTED_EVENT_ATTR);
        stateCtx.setAttribute(ISDN_CONNECTED_EVENT_ATTR, null);
        try {
         // set FAILED on connectFuture 
         channelConnected.getFuture().setFailure(new Exception(format("ERROR - %s", event.getCause().getMessage())));
        } catch (Throwable t) {
            // avoid NPE when connection is already closed – really doesn't
            // matter finding a new error – ignore
        }
    } else {
        ctx.sendUpstream(event);
    }
    close(channel);
}