| public AddItem ( string description ) : System.Item | ||
| description | string | |
| Результат | System.Item | |
public CountedItem Increment()
{
Count += 1;
if (Count == 1)
{
Item = Parent.AddItem(Description);
}
return(this);
}
public IEnumerator <object> Move(string targetFilename, ActivityIndicator activities)
{
// Wait for any pending operations running against the tangles
var cb = new BarrierCollection(true, Tangles);
using (activities.AddItem("Waiting for database to be idle"))
yield return(cb);
foreach (var tangle in Tangles)
{
tangle.Dispose();
}
Tangles.Clear();
var f = Future.RunInThread(() => {
File.Delete(_TokenFilePath);
if (File.Exists(targetFilename))
{
File.Delete(targetFilename);
}
Storage.Folder = targetFilename;
MakeTokenFile(targetFilename);
_Filename = targetFilename;
});
using (activities.AddItem("Moving database"))
yield return(f);
var failed = f.Failed;
yield return(CreateTangles());
if (failed)
throw f.Error; }
public IEnumerator<object> Move(string targetFilename, ActivityIndicator activities)
{
// Wait for any pending operations running against the tangles
var cb = new BarrierCollection(true, Tangles);
using (activities.AddItem("Waiting for database to be idle"))
yield return cb;
foreach (var tangle in Tangles)
tangle.Dispose();
Tangles.Clear();
var f = Future.RunInThread(() => {
File.Delete(_TokenFilePath);
if (File.Exists(targetFilename))
File.Delete(targetFilename);
Storage.Folder = targetFilename;
MakeTokenFile(targetFilename);
_Filename = targetFilename;
});
using (activities.AddItem("Moving database"))
yield return f;
var failed = f.Failed;
yield return CreateTangles();
if (failed)
throw f.Error;
}
protected IEnumerator <object> SnapshotIOTask()
{
ActivityIndicator.Item progress = null;
IFuture previousSnapshot = null;
while (true)
{
if ((SnapshotLoadQueue.Count <= 0) && (previousSnapshot != null))
{
yield return(previousSnapshot);
}
if (SnapshotLoadQueue.Count <= 0)
{
SnapshotLoadState.Count = 0;
if (progress != null)
{
progress.Dispose();
progress = null;
}
}
var f = SnapshotLoadQueue.Dequeue();
using (f)
yield return(f);
var filename = f.Result;
if (progress == null)
{
progress = Activities.AddItem("Loading snapshots");
}
using (var fda = new FileDataAdapter(
filename, FileMode.Open,
FileAccess.Read, FileShare.Read, 1024 * 128
)) {
var maximum = SnapshotLoadState.Count + Math.Max(0, SnapshotLoadQueue.Count) + 1;
progress.Maximum = maximum;
progress.Progress = Math.Min(maximum, SnapshotLoadState.Count);
var fBytes = fda.ReadToEnd();
yield return(fBytes);
var fText = Future.RunInThread(
() => Encoding.ASCII.GetString(fBytes.Result)
);
yield return(fText);
var text = fText.Result;
fBytes = null;
fText = null;
// Wait for the last snapshot load we triggered to finish
if (previousSnapshot != null)
{
yield return(previousSnapshot);
}
previousSnapshot = Scheduler.Start(
FinishLoadingSnapshot(filename, text), TaskExecutionPolicy.RunAsBackgroundTask
);
text = null;
}
}
}
