static public AttemptResult Attempt(AttemptProcess process, long milliseconds)
{
if (milliseconds > 0)
{
Timer timer = new Timer(milliseconds).StartAndGet();
do
{
AttemptResult result = process();
if (result.IsComplete())
{
return(result);
}
if (timer.GetTimeLeftInMilliseconds() > 50)
{
Thread.Sleep(1);
}
}while (timer.IsTimeUnder());
return(AttemptResult.Tried);
}
return(process());
}
static public AttemptResult AttemptFailOnException(AttemptProcess process, long milliseconds)
{
return(Attempt(delegate() {
try
{
return process();
}
catch (Exception)
{
return AttemptResult.Failed;
}
}, milliseconds));
}
static public AttemptResult Write(this StreamSystem item, string path, AttemptProcess <Stream> process, long milliseconds = StreamSystem.DEFAULT_WAIT)
{
Stream stream;
AttemptResult result = item.OpenStreamForWriting(path, out stream, milliseconds);
using (stream)
{
if (result.IsDesired())
{
return(process(stream));
}
}
return(result);
}
static public AttemptResult Write(this StreamSystemStream item, AttemptProcess <Stream> process, long milliseconds = StreamSystem.DEFAULT_WAIT)
{
return(item.GetStreamSystem().Write(item.GetPath(), process, milliseconds));
}
