How to use

cancel

method

in

org.jboss.netty.channel.ChannelFuture

channelFutureToCancel.cancel();

  public void operationComplete(ChannelFuture future) throws Exception {
    if (future.isSuccess()) {
      ctx.sendDownstream(e);
    } else if (future.isCancelled()) {
      e.getFuture().cancel();
    } else {
      e.getFuture().setFailure(future.getCause());
    }
  }
}

  connectCheck.await();
} catch (InterruptedException e) {
  connectCheck.cancel();
  connectCheck.getChannel().getCloseFuture().awaitUninterruptibly();
  factory.releaseExternalResources();

future.cancel();

future.cancel();

  channelFuture.cancel();
  throw new MotanServiceException("NettyChannel failed to connect to server, url: "
      + nettyClient.getUrl().getUri()+ ", result: " + result + ", success: " + success + ", connected: " + connected, channelFuture.getCause());
} else {
  channelFuture.cancel();
  throw new MotanServiceException("NettyChannel connect to server timeout url: "
      + nettyClient.getUrl().getUri() + ", cost: " + (System.currentTimeMillis() - start) + ", result: " + result + ", success: " + success + ", connected: " + connected);

writeFuture.cancel();
response = this.nettyClient.removeCallback(request.getRequestId());

@Override
public boolean cancel(final boolean arg0) {
  return future.cancel();
}

@Override
public final void writeRequested(ChannelHandlerContext ctx, MessageEvent me) throws Exception {
  Object message = me.getMessage();
  if (me.getMessage() instanceof CoapMessage) {
    if (!handleOutboundCoapMessage((CoapMessage) message, (InetSocketAddress) me.getRemoteAddress())) {
      me.getFuture().cancel();
      return;
    }
  }
  ctx.sendDownstream(me);
}

/**
* End the transport handler, closing the underlying connection.
* 
*/
public void end()
{
 keepingAlive = false;
 if (channel == null)
 {
   channel = connectFuture.getChannel();
   connectFuture.cancel();
 }
 if (channel != null)
 {
   channel.close();
 }
}

if (!latch.await(2, TimeUnit.SECONDS)) {
  connectFuture.removeListener(listener);
  connectFuture.cancel();
  throw new ExecutionException(new TimeoutException("创建链接2秒超时"));

    + serverInfo.getPort());
try {
  fapp.cancel();
  Thread.sleep(5000L);
} catch (Exception e) {

boolean isCanceled = connectFuture.cancel();
logger.error("connectFuture: isCanceled {} isDone {} isSuccess {}", isCanceled, connectFuture.isDone(), connectFuture.isSuccess());
throw new SmppChannelConnectTimeoutException("Could not connect to the server within timeout");

  @Override
  public void operationComplete(final ChannelFuture f) throws Exception {
    if (f.isCancelled()) {
      handlerFuture.cancel();
    } else if (!f.isSuccess()) {
      handlerFuture.setFailure(f.getCause());
    } else {
      // on success or incomplete
      // when barrier future complete, trigger handler future
      Barrier barrier = getBarrier();
      ChannelFuture barrierFuture = barrier.getFuture();
      barrierFuture.addListener(chainedFuture(handlerFuture));
    }
  }
});

  @Override
  public void operationComplete(final ChannelFuture f) throws Exception {
    // If the pipeline was not complete successfully we dont want nor need to wait for the barrier
    if (!f.isSuccess()) {
      if (f.isCancelled()) {
        handlerFuture.cancel();
      } else {
        handlerFuture.setFailure(f.getCause());
      }
    } else {
      // when barrier future complete, trigger handler future
      Barrier barrier = getBarrier();
      ChannelFuture barrierFuture = barrier.getFuture();
      barrierFuture.addListener(chainedFuture(handlerFuture));
    }
  }
});

bindFuture.cancel();
if (connectFuture.cancel()) {
  LOGGER.debug("Cancelled connect future: " + connectFuture.getChannel().getRemoteAddress());

future.cancel();

future.cancel();

future.cancel();

future.cancel();