public void Release(Lock lockToRelease)
{
locks.Remove(lockToRelease);
LocksChanged?.Invoke(this, null);
if (!ResolvingDeadlock)
{
CheckLocks();
}
}
public void Request(int id, bool shared, Action <Lock> onOK, Transação owner)
{
var nLock = new Lock(id, shared, onOK, this, owner);
locks.Add(nLock);
owner.Locks.Add(nLock);
LocksChanged?.Invoke(this, null);
CheckLocks();
}
private void CheckLocks()
{
var executadas = locks.FindAll(lck => lck.Executed);
foreach (var nãoExecutada in locks.FindAll(lck => !lck.Executed))
{
nãoExecutada.Owner.Waiting.Clear();
foreach (var mesmaID in executadas.FindAll(lck => lck.Id == nãoExecutada.Id && lck.Owner != nãoExecutada.Owner))
{
if (!nãoExecutada.Shared || !mesmaID.Shared)
{
nãoExecutada.Owner.Waiting.Add(mesmaID);
}
}
if (nãoExecutada.Owner.Waiting.Count == 0)
{
nãoExecutada.Executar();
LocksChanged?.Invoke(this, null);
CheckLocks();
return;
}
}
LocksChanged?.Invoke(this, null);
try {
foreach (var lck in locks.FindAll(lck => !lck.Executed))
{
CheckForDeadlocks(lck, lck, null);
}
}catch (DeadlockException ex) {
ResolvingDeadlock = true;
new DeadlockWindow(ex).ShowDialog();
ResolvingDeadlock = false;
CheckLocks();
return;
}
}
private void HandleGitLocksCacheUpdatedEvent(CacheUpdateEvent cacheUpdateEvent)
{
Logger.Trace("GitLocksCache Updated {0}", cacheUpdateEvent.UpdatedTimeString);
LocksChanged?.Invoke(cacheUpdateEvent);
}