class ChannelBuilder {

    private ChannelBuilder(ChannelUID channelUID, @Nullable String acceptedItemType, Set<String> defaultTags) {
        this.channelUID = channelUID;
        this.acceptedItemType = acceptedItemType;
        this.defaultTags = defaultTags;
        this.kind = ChannelKind.STATE;
    }

    private  ChannelBuilder(ChannelUID channelUID, @Nullable String acceptedItemType, Set<String> defaultTags);

}