HttpHandler function ( ) { return nonUpgradeHandler ; }
get the non-upgrade delegate handler . concode_field_sep HttpUpgradeHandshake handshake concode_elem_sep HttpHandler nonUpgradeHandler concode_elem_sep CopyOnWriteMap<String,List<Holder>> handlers concode_elem_sep ChannelListener<? super StreamConnection> listener concode_field_sep void addProtocol concode_elem_sep void addProtocol concode_elem_sep ChannelUpgradeHandler setNonUpgradeHandler concode_elem_sep void handleRequest concode_elem_sep void removeProtocol concode_elem_sep void removeProtocol