public static bool Remove(string domain)
{
if (DomainStorage.Exist(domain))
{
return(false);
}
if (!IsDomainOwner(domain))
{
return(false);
}
DomainStorage.Remove(domain);
return(true);
}
public static bool Register(string domain, byte[] owner)
{
if (DomainStorage.Exist(domain))
{
return(false);
}
if (!Runtime.CheckWitness(owner))
{
return(false);
}
DomainStorage.Put(domain, owner);
return(true);
}
public static bool Transfer(string domain, byte[] to)
{
if (DomainStorage.Exist(domain))
{
return(false);
}
if (!Runtime.CheckWitness(to))
{
return(false);
}
if (!IsDomainOwner(domain))
{
return(false);
}
DomainStorage.Put(domain, to);
return(true);
}
private static bool IsDomainOwner(string key) => Runtime.CheckWitness(DomainStorage.Get(key));
public static byte[] Query(string domain) => DomainStorage.Get(domain);
