EtcdNettyClient.close Issue about etcd4j HOT 4 CLOSED

class EtcdNettyConfig {
    private boolean managedEventLoopGroup = true;

    public EtcdNettyConfig setEventLoopGroup(EventLoopGroup group) {
        return setEventLoopGroup(group, true);
    }

    public EtcdNettyConfig setEventLoopGroup(EventLoopGroup group, boolean managed) {
        this.eventLoopGroup = group;
        this.managedEventLoopGroup = managed;
        return this:
    }

    public boolean isManagedEventLoopGroup() {
        return managedEventLoopGroup;
    }
}