protected void OnActionExecuting(ActionExecutingEventArgs e)
{
if (this.ActionExecuting != null)
{
this.ActionExecuting(this, e);
}
}
public void Run(object parameter)
{
bool canceled = false;
try
{
this.IsRunning = true;
List <BaseAction> actions = (List <BaseAction>)parameter;
foreach (BaseAction action in actions)
{
Stopwatch stopwatch = new Stopwatch();
try
{
string message;
// Execution phase
ActionExecutingEventArgs eExecuting = new ActionExecutingEventArgs(ActionStatusEnum.Executing, DateTime.MinValue, "", action);
OnActionExecuting(eExecuting);
// Completion phase
stopwatch.Start();
bool actionResult = action.Execute(out message);
stopwatch.Stop();
ActionExecutedEventArgs eExecuted = new ActionExecutedEventArgs((actionResult ? ActionStatusEnum.Succeeded : ActionStatusEnum.Failed), DateTime.Now, message, action, stopwatch.Elapsed);
OnActionExecuted(eExecuted);
if (!actionResult)
{
break;
}
if (eExecuted.Cancel)
{
canceled = true;
break;
}
}
catch (Exception ex)
{
if (stopwatch.IsRunning)
{
stopwatch.Stop();
}
ActionExecutedEventArgs eExecuted = new ActionExecutedEventArgs(ActionStatusEnum.Failed, DateTime.Now, "Deployment process terminated: " + ex.Message, action, stopwatch.Elapsed);
OnActionExecuted(eExecuted);
break;
}
}
}
finally
{
OnCompleted(new CompletedEventArgs(canceled)); // Check if there are any subscripbers to this event.
_actionThread = null;
this.IsRunning = false;
}
}
protected void RunControlledWorkUnits(object parameter, int maxDegreeOfParallelism)
{
bool canceled = false;
try
{
this.IsRunning = true;
List <BaseAction> actions = (List <BaseAction>)parameter;
// Partition the list of actions into actions that can be run in parallel
List <List <BaseAction> > workUnits = new List <List <BaseAction> >();
List <BaseAction> workUnit = new List <BaseAction>();
BaseAction previousAction = null;
foreach (BaseAction action in actions)
{
// Different types of actions are grouped in different work units
if (previousAction != null && action.GetType() != previousAction.GetType())
{
workUnits.Add(workUnit);
workUnit = new List <BaseAction>();
}
workUnit.Add(action);
previousAction = action;
}
if (workUnit.Count > 0)
{
workUnits.Add(workUnit);
}
// Iterate over
foreach (List <BaseAction> partition in workUnits)
{
ParallelLoopResult loopResult = Parallel.ForEach <BaseAction>(partition, new ParallelOptions {
MaxDegreeOfParallelism = maxDegreeOfParallelism
}, (action, loopState) =>
{
Stopwatch stopwatch = new Stopwatch();
try
{
string message;
// Execution phase
ActionExecutingEventArgs eExecuting = new ActionExecutingEventArgs(ActionStatusEnum.Executing, DateTime.MinValue, "", action);
OnActionExecuting(eExecuting);
// Completion phase
stopwatch.Start();
bool actionResult = action.Execute(out message);
stopwatch.Stop();
ActionExecutedEventArgs eExecuted = new ActionExecutedEventArgs((actionResult ? ActionStatusEnum.Succeeded : ActionStatusEnum.Failed), DateTime.Now, message, action, stopwatch.Elapsed);
OnActionExecuted(eExecuted);
//if (!actionResult) break;
//if (!actionResult) loopState.Break();
if (eExecuted.Cancel)
{
canceled = true;
loopState.Break();
//break;
}
}
catch (Exception ex)
{
if (stopwatch.IsRunning)
{
stopwatch.Stop();
}
ActionExecutedEventArgs eExecuted = new ActionExecutedEventArgs(ActionStatusEnum.Failed, DateTime.Now, "Deployment process terminated: " + ex.Message, action, stopwatch.Elapsed);
OnActionExecuted(eExecuted);
// break;
loopState.Break();
}
});
if (loopResult.LowestBreakIteration.HasValue)
{
break;
}
}
}
finally
{
OnCompleted(new CompletedEventArgs(canceled)); // Check if there are any subscripbers to this event.
_actionThread = null;
this.IsRunning = false;
}
}