///<summary>
/// Gets the job instance based on a unique job ID.
///</summary>
///<param name="jobID"></param>
///<returns>Job</returns>
public Job GetJob(string jobID)
{
return(jobDAL.GetJob(jobID));
}
private async Task ExecuteJobAsync(string processID, string jobID, MethodInfo methodInfo, string parameters, object instance, CancellationToken?token, bool isSync)
{
try
{
//Set job to Running
if (isSync)
{
jobDAL.SetToRunning(processID, jobID);
}
else
{
await jobDAL.SetToRunningAsync(processID, jobID);
}
jobDAL.SetCachedProgressStatusAsync(jobID, JobStatus.Running);
var progress = isSync ? UpdateProgressEventAsync(jobID, true).GetAwaiter().GetResult() : await UpdateProgressEventAsync(jobID, false); //Need this to update the progress of the job's
//Invoke Method
if (token == null)
{
var tokenSource = new CancellationTokenSource(); //not doing anything when using thread.Start()
token = tokenSource.Token;
}
var args = DALHelpers.DeserializeArguments(token.Value, progress, methodInfo, parameters);
methodInfo.Invoke(instance, args);
}
catch (TargetInvocationException exc)
{
if (exc.InnerException is OperationCanceledException)
{
if (isSync)
{
SetToStoppedAsync(new List <string> {
jobID
}, isSync).GetAwaiter().GetResult();
}
else
{
await SetToStoppedAsync(new List <string> {
jobID
}, isSync);
}
throw exc.InnerException;
}
else
{
var job = isSync ? jobDAL.GetJob(jobID) : await jobDAL.GetJobAsync(jobID);
if (job != null)
{
var error = job.Error + " " + exc.ToString();
var count = isSync ? SetErrorAsync(processID, job.JobID, error, isSync).GetAwaiter().GetResult()
: await SetErrorAsync(processID, job.JobID, error, isSync);
}
throw exc;
}
}
catch (Exception exc)
{
var job = isSync ? jobDAL.GetJob(jobID) : await jobDAL.GetJobAsync(jobID);
if (job != null)
{
var error = job.Error + " " + exc.ToString();
var count = isSync ? SetErrorAsync(processID, job.JobID, error, isSync).GetAwaiter().GetResult()
: await SetErrorAsync(processID, job.JobID, error, isSync);
}
throw exc;
}
//Completed successfully with no error
if (isSync)
{
jobDAL.SetCompleted(processID, jobID);
}
else
{
await jobDAL.SetCompletedAsync(processID, jobID);
}
jobDAL.SetCachedProgressStatusAsync(jobID, JobStatus.Completed);
}
private async Task ExecuteJobAsync(string processID, string jobID, MethodInfo methodInfo, string parameters, object instance, CancellationToken?cancelToken, PauseToken?pauseToken, bool isSync)
{
try
{
//Set job to Running
if (isSync)
{
jobDAL.SetToRunning(processID, jobID);
}
else
{
await jobDAL.SetToRunningAsync(processID, jobID);
}
var progress = isSync ? UpdateProgressEventAsync(jobID, true).GetAwaiter().GetResult() : await UpdateProgressEventAsync(jobID, false); //Need this to update the progress of the job's
//Invoke Method
if (cancelToken == null)
{
var cancelSource = new CancellationTokenSource();
cancelToken = cancelSource.Token;
}
if (pauseToken == null)
{
var pauseSource = new PauseTokenSource();
pauseToken = pauseSource.Token;
}
var arguments = DALHelpers.DeserializeArguments(cancelToken.Value, pauseToken.Value, progress, methodInfo, parameters);
var result = methodInfo.Invoke(instance, arguments);
//handle async method invocation
var task = result as Task;
if (task != null)
{
if (isSync)
{
task.GetAwaiter().GetResult();
}
else
{
await task;
}
}
}
catch (OperationCanceledException exc)
{
if (isSync)
{
SetToStoppedAsync(new List <string> {
jobID
}, isSync).GetAwaiter().GetResult();
}
else
{
await SetToStoppedAsync(new List <string> {
jobID
}, isSync);
}
throw exc;
}
catch (TargetInvocationException exc)
{
if (exc.InnerException is OperationCanceledException)
{
if (isSync)
{
SetToStoppedAsync(new List <string> {
jobID
}, isSync).GetAwaiter().GetResult();
}
else
{
await SetToStoppedAsync(new List <string> {
jobID
}, isSync);
}
throw exc.InnerException;
}
else
{
var job = isSync ? jobDAL.GetJob(jobID) : await jobDAL.GetJobAsync(jobID);
if (job != null)
{
var error = job.Error + " " + exc.ToString();
var count = isSync ? SetErrorAsync(processID, job.JobID, error, isSync).GetAwaiter().GetResult()
: await SetErrorAsync(processID, job.JobID, error, isSync);
}
throw exc;
}
}
catch (Exception exc)
{
var job = isSync ? jobDAL.GetJob(jobID) : await jobDAL.GetJobAsync(jobID);
if (job != null)
{
var error = job.Error + " " + exc.ToString();
var count = isSync ? SetErrorAsync(processID, job.JobID, error, isSync).GetAwaiter().GetResult()
: await SetErrorAsync(processID, job.JobID, error, isSync);
}
throw exc;
}
//Completed successfully with no error
if (isSync)
{
jobDAL.SetToCompleted(processID, jobID);
}
else
{
await jobDAL.SetToCompletedAsync(processID, jobID);
}
}
