internal void Run()
{
Console.WriteLine("Starting queue reader");
while (true)
{
Task.Delay(2000);
using (var dbContext = new MassdropContext())
{
var jobs = (from jobItem in dbContext.UrlJobs
where jobItem.JobStatus == JobStatus.New
select jobItem).ToList();
foreach (Job jobItem in jobs)
{
jobItem.JobStatus = JobStatus.InQueue;
}
dbContext.SaveChanges();
jobs.ForEach(x => _JobsQueue.Enqueue(x));
}
}
}
/// <summary>
/// Gets the job by identifier.
/// </summary>
/// <param name="dbContext">The database context.</param>
/// <param name="jobId">The job identifier.</param>
/// <returns></returns>
public static UrlJob GetUrlJobById(MassdropContext dbContext, int jobId)
{
var jobItem = (from job in dbContext.UrlJobs
where job.Id == jobId
select job).FirstOrDefault();
return jobItem;
}
public JobsController()
{
_dbContext = new MassdropContext();
}
internal void Run()
{
Console.WriteLine("Starting queue executer");
while (true)
{
Job objTempJobItem;
Task.Delay(1000);
// Will try to get item from queue
if (_JobsQueue.TryDequeue(out objTempJobItem))
{
Console.WriteLine(string.Format("Task ID: {0} is working on job ID:{1}",Task.CurrentId, objTempJobItem.Id));
// Will update it's status and save it in DB
using (var dbContext = new MassdropContext())
{
var jobItem1 = (from jobItem in dbContext.UrlJobs
where jobItem.Id == objTempJobItem.Id
select jobItem).FirstOrDefault();
jobItem1.JobStatus = JobStatus.InProcess;
dbContext.SaveChanges();
}
// Will get the executer
JobExecuter executerItem = GetJobExecuter(objTempJobItem);
if (executerItem != null)
{
JobStatus finalStatus = JobStatus.Done;
string result = null;
try
{
Console.WriteLine(string.Format("Task ID: {0} is executing on job ID:{1}", Task.CurrentId, objTempJobItem.Id));
// Will run the executer job
result = executerItem.Execute();
Console.WriteLine(string.Format("Task ID: {0} is executed on job ID:{1}", Task.CurrentId, objTempJobItem.Id));
}
catch (Exception ex)
{
result = ex.Message;
finalStatus = JobStatus.Failed;
}
finally
{
// Will save the new status and the result in the db
using (var dbContext = new MassdropContext())
{
var jobItem2 = (from jobItem in dbContext.UrlJobs
where jobItem.Id == objTempJobItem.Id
select jobItem).FirstOrDefault();
jobItem2.Result = result;
jobItem2.JobStatus = finalStatus;
dbContext.SaveChanges();
}
}
Console.WriteLine(string.Format("Task ID: {0} is saved results on job ID:{1}", Task.CurrentId, objTempJobItem.Id));
}
}
}
}
