How to use

getLocalAddress

method

in

org.jboss.netty.channel.Channel

@Override
public InetSocketAddress getLocalAddress() {
  return (InetSocketAddress) channel.getLocalAddress();
}

@Override
public InetSocketAddress getLocalAddress() {
  return (InetSocketAddress) channel.getLocalAddress();
}

@Override
public int getPort() {
 return ((InetSocketAddress) serverChannel.getLocalAddress()).getPort();
}

@VisibleForTesting
InetSocketAddress getBoundAddress() {
 SocketAddress localAddress = nettyChannel.getLocalAddress();
 if (!(localAddress instanceof InetSocketAddress)) {
  throw new IllegalArgumentException("Not bound to an internet address");
 }
 return (InetSocketAddress) localAddress;
}

 @VisibleForTesting
 public int getSourcePort() {
  SocketAddress localAddress = nettyChannel.getLocalAddress();
  if (localAddress instanceof InetSocketAddress) {
   InetSocketAddress addr = (InetSocketAddress) localAddress;
   return addr.getPort();
  }
  return 0;
 }
}

@VisibleForTesting
InetSocketAddress getBoundAddress() {
 SocketAddress localAddress = nettyChannel.getLocalAddress();
 if (!(localAddress instanceof InetSocketAddress)) {
  throw new IllegalArgumentException("Not bound to an internet address");
 }
 return (InetSocketAddress) localAddress;
}

void setChannel(Channel newChannel) {
  final Channel oldChannel = channelRef.getAndSet(newChannel);
  if (newChannel != null) {
    retries.set(0);
  }
  final String oldLocalAddres = (oldChannel == null) ? "null" : oldChannel.getLocalAddress().toString();
  String newLocalAddress = (newChannel == null) ? "null" : newChannel.getLocalAddress().toString();
  LOG.info("Use new channel {} to replace old channel {}", newLocalAddress, oldLocalAddres);
  // avoid one netty client use too much connection, close old one
  if (oldChannel != newChannel && oldChannel != null) {
    closeChannel(oldChannel);
    LOG.info("Successfully close old channel " + oldLocalAddres);
  }
}

@Override
public void channelConnected(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
  LoggerUtil.info("NettyChannelHandler channelConnected: remote=" + ctx.getChannel().getRemoteAddress()
      + " local=" + ctx.getChannel().getLocalAddress() + " event=" + e.getClass().getSimpleName());
}

@Override
public void channelDisconnected(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
  LoggerUtil.info("NettyChannelHandler channelDisconnected: remote=" + ctx.getChannel().getRemoteAddress()
      + " local=" + ctx.getChannel().getLocalAddress() + " event=" + e.getClass().getSimpleName());
}

@Override
public void channelDisconnected(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
  Channel channel = ctx.getChannel();
  String channelKey = getChannelKey((InetSocketAddress) channel.getLocalAddress(),
      (InetSocketAddress) channel.getRemoteAddress());
  channels.remove(channelKey);
  ctx.sendUpstream(e);
}

@Override
public void channelConnected(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
  Channel channel = ctx.getChannel();
  String channelKey = getChannelKey((InetSocketAddress) channel.getLocalAddress(),
      (InetSocketAddress) channel.getRemoteAddress());
  if (channels.size() > maxChannel) {
    // 超过最大连接数限制，直接close连接
    LoggerUtil.warn("NettyServerChannelManage channelConnected channel size out of limit: limit={} current={}",
        maxChannel, channels.size());
    channel.close();
  } else {
    channels.put(channelKey, channel);
    ctx.sendUpstream(e);
  }
}

private void checkMaxContext(int dataLength, ChannelHandlerContext ctx, Channel channel, boolean isRequest, long requestId) throws Exception {
  if (maxContentLength > 0 && dataLength > maxContentLength) {
    LoggerUtil.warn("NettyDecoder transport data content length over of limit, size: {}  > {}. remote={} local={}",
        dataLength, maxContentLength, ctx.getChannel().getRemoteAddress(), ctx.getChannel().getLocalAddress());
    Exception e = new MotanServiceException("NettyDecoder transport data content length over of limit, size: " + dataLength + " > " + maxContentLength);
    if (isRequest) {
      Response response = buildExceptionResponse(requestId, e);
      channel.write(response);
      throw e;
    } else {
      throw e;
    }
  }
}

/**
 * Sometime when connecting to a bad channel which isn't writable, this method will be called
 */
@Override
public void channelConnected(ChannelHandlerContext ctx, ChannelStateEvent event) {
  // register the newly established channel
  Channel channel = event.getChannel();
  LOG.info("connection established to :{}, local port:{}", client.getRemoteAddr(), channel.getLocalAddress());
  client.connectChannel(ctx.getChannel());
  client.handleResponse(ctx.getChannel(), null);
}

public void start() throws Exception {
 ServerBootstrap bootstrap = new ServerBootstrap(selector);
 // Timer is shared across entire factory and must be released separately
 timer = new HashedWheelTimer();
 try {
  pipelineFact = new HttpPipelineFactory(conf, timer);
 } catch (Exception ex) {
  throw new RuntimeException(ex);
 }
 bootstrap.setPipelineFactory(pipelineFact);
 bootstrap.setOption("backlog", NetUtil.SOMAXCONN);
 port = conf.getInt(SHUFFLE_PORT_CONFIG_KEY, DEFAULT_SHUFFLE_PORT);
 Channel ch = bootstrap.bind(new InetSocketAddress(port));
 accepted.add(ch);
 port = ((InetSocketAddress)ch.getLocalAddress()).getPort();
 conf.set(SHUFFLE_PORT_CONFIG_KEY, Integer.toString(port));
 pipelineFact.SHUFFLE.setPort(port);
 if (dirWatcher != null) {
  dirWatcher.start();
 }
 LOG.info("LlapShuffleHandler" + " listening on port " + port + " (SOMAXCONN: " + bootstrap.getOption("backlog")
  + ")");
}

private void fireInitialEvents() {
  // Fire the typical initial events.
  fireChannelOpen(channel);
  fireChannelBound(channel, channel.getLocalAddress());
  fireChannelConnected(channel, channel.getRemoteAddress());
}

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
  LoggerUtil.error("NettyChannelHandler exceptionCaught: remote=" + ctx.getChannel().getRemoteAddress()
      + " local=" + ctx.getChannel().getLocalAddress() + " event=" + e.getCause(), e.getCause());
  ctx.getChannel().close();
}

if (channel.getLocalAddress() != null && channel.getLocalAddress() instanceof InetSocketAddress) {
  localAddress = (InetSocketAddress) channel.getLocalAddress();

runtimePort = ((InetSocketAddress) channel.getLocalAddress()).getPort();

@Override
public String getLocalAddressAndPort() {
  if (this.channel != null) {
    InetSocketAddress addr = (InetSocketAddress)this.channel.getLocalAddress();
    return addr.getAddress().getHostAddress() + ":" + addr.getPort();
  } else {
    return null;
  }
}

@Override
public synchronized List<InetSocketAddress> getListenAddresses() {
  ImmutableList.Builder<InetSocketAddress> builder = ImmutableList.builder();
  for (Channel channel : ImmutableList.copyOf(channels.iterator())) {
    builder.add((InetSocketAddress) channel.getLocalAddress());
  }
  return builder.build();
}