OspfInterfaceChannelHandler.java 文件源码

@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());
    }
}