public void CancelWorker(int nId)
{
#region LOG
{
string message = @"CancelWorker: " + nId;
Logger.Global.Log(string.Empty, string.Empty, -1, string.Empty, string.Empty, -1, DicomCommandType.Undefined, DateTime.Now,
LogType.Information, MessageDirection.None, message, null, null);
}
#endregion
lock (objWorkersLock)
{
JobProxy job = null;
if (_nWorkers.TryGetValue(nId, out job))
{
try
{
job.Cancel();
}
catch
{
//ignore
}
}
}
}
static void RegisterWorker(int nId, JobProxy job)
{
lock (objWorkersLock)
{
_nWorkers.Add(nId, job);
}
}
static void JobWorker(Object stateInfo)
{
int nId = 0;
JobProxy jp = null;
try
{
_JobsPool.WaitOne();
nId = (int)stateInfo;
jp = new JobProxy(DownloadJobsDataAccessAgent)
{
Id = nId
};
RegisterWorker(nId, jp);
jp.Execute();
}
catch (Exception e)
{
#region LOG
{
string message = @"Job Worker Failure (most likely a db connection issue): " + e.Message;
Logger.Global.Log(string.Empty, string.Empty, -1, string.Empty, string.Empty, -1, DicomCommandType.Undefined, DateTime.Now,
LogType.Information, MessageDirection.None, message, null, null);
}
#endregion
#if DEBUG
System.Diagnostics.Trace.WriteLine(e.Message);
System.Diagnostics.Debugger.Break();
//most likely a db connection issue
#endif
//since most errors here are caused by db provider, we cant update the job status
//exception ignored
}
finally
{
UnRegisterWorker(nId);
Interlocked.Decrement(ref _nTotalWorkerThreads);
_JobsPool.Release();
}
}
