|
static private GetRunning ( ) : |
||
| return | ||
/// <summary>
/// Gets the (immutable) value the reference is holding.
/// </summary>
/// <returns>The value</returns>
public override object deref()
{
LockingTransaction t = LockingTransaction.GetRunning();
if (t == null)
{
object ret = currentVal();
//Console.WriteLine("Thr {0}, {1}: No-trans get => {2}", Thread.CurrentThread.ManagedThreadId,DebugStr(), ret);
return(ret);
}
return(t.DoGet(this));
}
/// <summary>
/// Send an action (encapsulated message).
/// </summary>
/// <param name="action">The action to execute.</param>
/// <remarks>
/// <para>If there is a transaction running on this thread,
/// defer execution until the transaction ends
/// (enqueue the action on the transaction).</para>
/// <para>If there is already an action running, enqueue it (nested).</para>
/// <para>Otherwise, queue it for execution.</para>
/// </remarks>
internal static void DispatchAction(Action action)
{
LockingTransaction trans = LockingTransaction.GetRunning();
if (trans != null)
{
trans.Enqueue(action);
}
else if (_nested != null)
{
_nested = _nested.cons(action);
}
else
{
action.Agent.Enqueue(action);
}
}