public SubDomainZone GetOrAddParentSideZone(Func <SubDomainZone> valueFactory)
{
SubDomainZone newParentSideZone = null;
while (true)
{
SubDomainZone parentSideZone = _parentSideZone;
if (parentSideZone is not null)
{
return(parentSideZone);
}
if (newParentSideZone is null)
{
newParentSideZone = valueFactory();
}
if (TryAdd(newParentSideZone))
{
return(newParentSideZone);
}
}
}
public bool TryAdd(SubDomainZone parentSideZone)
{
return(Interlocked.CompareExchange(ref _parentSideZone, parentSideZone, null) is null);
}
public bool TryRemove(out SubDomainZone parentSideZone)
{
parentSideZone = _parentSideZone;
return(ReferenceEquals(Interlocked.CompareExchange(ref _parentSideZone, null, parentSideZone), parentSideZone));
}
public AuthZoneNode(SubDomainZone parentSideZone, ApexZone zone)
{
_parentSideZone = parentSideZone;
_apexZone = zone;
}
