<BUG>return this;}@Overridepublic ChannelPipeline addLast(ChannelHandlerInvoker invoker,ChannelHandler... handlers) {delegate.addLast(invoker, handlers);</BUG><CONTEXT>}@Overridepublic ChannelPipeline addLast(EventExecutorGroup group,ChannelHandler... handlers) {delegate.addLast(group, handlers);<extra_id_0>return this;</CONTEXT>
public ChannelPipeline addFirst(ChannelHandler... handlers) {delegate.addFirst(handlers);