Channel concept & implementation— el Project (2)

HeadContextHandler.java

private static final class HeadContextHandler
    implements ChannelOutboundHandler, ChannelInboundHandler {

  @Override
  public void bind(
      ChannelHandlerContext ctx, SocketAddress localAddress, ChannelPromise promise) {
    ctx.channel().internal().bind(localAddress, promise);
  }

  @Override
  public void connect(
      ChannelHandlerContext ctx, SocketAddress remoteAddress, ChannelPromise promise)
      throws Exception {
    ctx.channel().internal().connect(remoteAddress, promise);
  }
}