private RwVaultInternalLockedResource([NotNull] ReadWriteVault <T> owner)
{
_releaseFlag = default;
_owner = owner ?? throw new ArgumentNullException(nameof(owner));
_upgradeAction = null;
_upgradeForeverAction = null;
_b = null;
_isGood = false;
_mode = AcquisitionMode.ReadOnly;
Debug.Assert((_upgradeAction == null) == (_upgradeForeverAction == null),
"Both ok, neither ok. Exactly one not ok.");
}
private RwVaultInternalLockedResource([NotNull] ReadWriteVault <T> owner, [NotNull] Box b, [CanBeNull] Action <TimeSpan?, CancellationToken> upgradeAction, [CanBeNull] Action upgradeForeverAction, AcquisitionMode mode)
{
_mode = mode.ValueOrThrowIfNDef();
_b = b ?? throw new ArgumentNullException(nameof(b));
_upgradeAction = upgradeAction;
_upgradeForeverAction = upgradeForeverAction;
_owner = owner ?? throw new ArgumentNullException(nameof(owner));
_releaseFlag = default;
_isGood = true;
Debug.Assert((_upgradeAction == null) == (_upgradeForeverAction == null),
"Both ok, neither ok. Exactly one not ok.");
}