Channel concept & implementation— el Project (2)

LocalServerChannel.java

public class LocalServerChannel extends AbstractServerChannel {
  ...
  private class LocalServerInternal extends AbstractInternal {
    @Override
    public void doBind(SocketAddress localAddress) {
      ObjectUtil.checkNotNull(localAddress, "localAddress");
      LocalServerChannel.this.localAddress =
          LocalChannelRegistry.register(LocalServerChannel.this, localAddress);
      state = State.BOUND;
    }
  }
}