Home / cs-notes / Architecture / Components / Netty / Bootstrap / AbstractBootstrap / option

    /**
     * Allow to specify a {@link ChannelOption} which is used for the {@link Channel} instances once they got
     * created. Use a value of {@code null} to remove a previous set {@link ChannelOption}.
     */
    public <T> B option(ChannelOption<T> option, T value) {
        ObjectUtil.checkNotNull(option, "option");
        if (value == null) {
            options.remove(option);
        } else {
            options.put(option, value);
        }
        return self();
    }