private bool RegisterIfNotDisposed(SyncCoordinator coordinator)
{
var acquired = true;
var disposed = false;
lock (_held)
{
disposed = _isDisposed;
if (!disposed)
{
_held.Add(coordinator);
}
}
if (disposed)
{
coordinator.Release(this);
acquired = false;
}
return(acquired);
}
internal SyncCoordinator GetCoordinator(object syncRoot, bool create = true)
{
SyncCoordinator coordinator;
lock (_coordinators)
{
if (!_coordinators.TryGetValue(syncRoot, out WeakReference <SyncCoordinator> coordinatorRef))
{
if (!create)
{
return(null);
}
coordinator = new SyncCoordinator(syncRoot);
coordinatorRef = new WeakReference <SyncCoordinator>(coordinator);
_coordinators.Add(syncRoot, coordinatorRef);
}
else if (!coordinatorRef.TryGetTarget(out coordinator))
{
if (create)
{
coordinator = new SyncCoordinator(syncRoot);
coordinatorRef = new WeakReference <SyncCoordinator>(coordinator);
_coordinators[syncRoot] = coordinatorRef;
}
else
{
_coordinators.Remove(syncRoot);
}
RemoveDeadCoordinators();
}
}
return(coordinator);
}