public void DoWork()
{
WorkerTaskInfo objThreadTaskInfo = new WorkerTaskInfo();
AssemblyContainer objExecutor = null;
int intBatchCounter = 0;
// Create TaskInfo instance for use by each individual Batch
objThreadTaskInfo = new WorkerTaskInfo();
// Common to all Batches
objThreadTaskInfo.MethodInformation = mobjTaskInfo.MethodInformation;
// Starting Range and per Batch ItemCount
objThreadTaskInfo.BatchSize = mobjTaskInfo.BatchSize;
objThreadTaskInfo.BatchInformation.StartOfRange = mobjTaskInfo.BatchInformation.StartOfRange;
objThreadTaskInfo.BatchInformation.EndOfRange = mobjTaskInfo.BatchInformation.StartOfRange + mobjTaskInfo.BatchSize;
while (intBatchCounter < mobjTaskInfo.NoOfBatchesRequired)
{
// Perform Work
if (HasStopWorkRequestBeenReceived == true)
{
IsBusy = false;
OnCallback(this, "Thread received Stop request (BatchCounter=" + intBatchCounter.ToString() + ")");
return;
}
// Logging (Optional)
if (ConfigurationManager.AppSettings.Get("LoggingMode") == "verbose")
{
Logging.WriteToLog(this, "Commencing Batch {" + intBatchCounter.ToString() + "}" + " " + "Start of Range = " + mobjTaskInfo.BatchInformation.StartOfRange.ToString());
}
try
{
// Dynamically Invoke Method for current Batch
objExecutor = new AssemblyContainer();
objExecutor.ExecuteMethod(objThreadTaskInfo);
// Prepare to Invoke Method for next Batch
objThreadTaskInfo.BatchInformation.StartOfRange += (objThreadTaskInfo.BatchSize + 1); // + 1 assumes a BETWEEN query in SQL
objThreadTaskInfo.BatchInformation.EndOfRange = objThreadTaskInfo.BatchInformation.StartOfRange + objThreadTaskInfo.BatchSize;
intBatchCounter += 1; // Increment Batch Counter
}
catch (Exception excE)
{
OnException(this, excE);
return;
}
finally
{
//System.Threading.Monitor.Exit(objExecutor);
}
}
// End Work
IsBusy = false;
OnCallback(this, "Thread completed its work (BatchCounter=" + intBatchCounter.ToString() + ")");
}
public WorkerProcess(WorkerTaskInfo taskInfo)
{
mobjTaskInfo=taskInfo;
}
public void RunTasks()
{
WorkerTaskInfo objThreadTaskInfo = null;
WorkerTask workerTask = null;
int intNoOfBatchesPerThread = 1; // 1 - If no Range Info is single call
int intEstimatedNoOfItemsPerThread = 1; // 1 - If no Range Info is single call
if (mobjTaskInfo.BatchInformation.ItemCount <= mobjTaskInfo.BatchSize)
{
mobjTaskInfo.NoOfThreadsToUse = 1;
}
else
{
mobjTaskInfo.NoOfBatchesRequired = (mobjTaskInfo.BatchInformation.ItemCount / mobjTaskInfo.BatchSize) + 1;
intNoOfBatchesPerThread = (mobjTaskInfo.NoOfBatchesRequired / mobjTaskInfo.NoOfThreadsToUse) + 1;
intEstimatedNoOfItemsPerThread = intNoOfBatchesPerThread * mobjTaskInfo.BatchSize;
}
for (int intIndex = 0; intIndex < mobjTaskInfo.NoOfThreadsToUse; intIndex++)
{
try
{
//lock (lockingObject)
//{
// Create TaskInfo for individual Thread to process
objThreadTaskInfo = new WorkerTaskInfo();
// Common to all Threads
objThreadTaskInfo.MethodInformation = mobjTaskInfo.MethodInformation;
objThreadTaskInfo.BatchSize = mobjTaskInfo.BatchSize;
objThreadTaskInfo.NoOfBatchesRequired = intNoOfBatchesPerThread;
// Thread specific
objThreadTaskInfo.BatchInformation.ItemCount = intEstimatedNoOfItemsPerThread;
objThreadTaskInfo.BatchInformation.StartOfRange = mobjTaskInfo.BatchInformation.StartOfRange;
objThreadTaskInfo.BatchInformation.EndOfRange = mobjTaskInfo.BatchInformation.StartOfRange + intEstimatedNoOfItemsPerThread;
// Create new Task on own Asynch Thread to perform the process
workerTask = new WorkerTask(objThreadTaskInfo);
WireEvents(workerTask);
mcolTasks.Add(workerTask);
WorkerTask.DoWorkPointer objMethodPointer = new WorkerTask.DoWorkPointer(workerTask.DoWork);
// Start Task
objMethodPointer.BeginInvoke(null, null);
//}
}
catch (Exception excE)
{
OnException(this, excE);
}
finally
{
//// Unlock the main TaskInfo instances
//Monitor.Exit(mobjTaskInfo);
}
// Logging (Optional)
if (ConfigurationManager.AppSettings.Get("LoggingMode") == "verbose")
{
Logging.WriteToLog(this, "Worker Process started on Thread{" + intIndex.ToString() + "}" + " " + "Batches Per Thread=" + intNoOfBatchesPerThread.ToString() + " " + "Batch Size " + mobjTaskInfo.BatchSize.ToString());
}
// Increment Range Information that will be used for next Task required (if NoThreadsToUse > 1)
mobjTaskInfo.BatchInformation.StartOfRange += (intEstimatedNoOfItemsPerThread + 1); // + 1 allows for BETWEEN query in SQL
}
}
public WorkerTask(WorkerTaskInfo taskInfo)
{
mobjTaskInfo = taskInfo;
}