@Deprecated
    public static Class<? extends SocketChannel> socketChannelType(EventLoopGroup eventLoopGroup) {
        return TransportType.socketChannelType(requireNonNull(eventLoopGroup, "eventLoopGroup"));
    }
Returns the available {@link SocketChannel} class for {@code eventLoopGroup}, for use in configuring a
custom {@link Bootstrap}.

@deprecated Use {@link TransportType#socketChannelType(EventLoopGroup)}.
core/src/main/java/com/linecorp/armeria/common/util/EventLoopGroups.java