public static JobTracker CreateJobTracker(string typeName, int userId, long size, bool cancelable = false)
{
// We are starting some async job that we want to track the progress of.
if (size <= 0)
{
return(null); // not allowed.
}
string cacheKey = MakeKey(typeName, userId);
var job = CacheT <JobTracker> .Get(cacheKey);
if (job == null)
{
job = new JobTracker {
JobTypeName = typeName, UserId = userId, Progress = new Progress2(size)
};
}
else if (job.IsComplete)
{
// just re-use done job
job.FailureMsg = null;
job.IsComplete = false;
job.SetStartSize(size);
}
else
{
return(null); // cant dupe the active job.
}
if (cancelable)
{
job.Cancellation = new CancellationTokenSource();
}
CacheT <JobTracker> .Set(cacheKey, job, 24 * 60 * 60); // update time
return(job);
}
public static JobTracker FindJobTracker(string typeName, int userId)
{
// Find the job in the global name space.
return(CacheT <JobTracker> .Get(MakeKey(typeName, userId)));
}
