/* Pause: Concurrency errors ignore, but must handle. Pause in descending order by Id,
* to avoid competition with job consumers.
*
*/
public int Pause(Guid session)
{
int num = 0;
using (TurbineModelContainer container = new TurbineModelContainer())
{
Session obj = container.Sessions.First <Session>(s => s.Id == session);
foreach (var job in obj.Jobs.Where(s => s.State == "submit").OrderByDescending(t => t.Id))
{
IJobProducerContract contract = new AspenJobProducerContract(job.Id);
try
{
job.State = "pause";
container.SaveChanges();
num += 1;
}
catch (Exception ex)
{
Debug.WriteLine(String.Format("Failed to pause session {0} job {1} ", session, job.Id),
this.GetType());
}
}
}
return(num);
}
/* Cancel:
*
* Ignore concurrency exception
*
*/
public int Cancel(Guid session)
{
int num = 0;
using (TurbineModelContainer container = new TurbineModelContainer())
{
Session obj = container.Sessions.First <Session>(s => s.Id == session);
foreach (var job in obj.Jobs.Where(s => s.State == "create" || s.State == "submit"))
{
IJobProducerContract contract = new AspenJobProducerContract(job.Id);
try
{
contract.Cancel();
num += 1;
}
catch (AuthorizationError ex)
{
Debug.WriteLine(String.Format("AuthorizationError({0}): Failed to cancel session {1} job {2} ", ex.Message, session, job.Id),
this.GetType());
throw;
}
catch (Exception ex)
{
Debug.WriteLine(String.Format("Failed to cancel session {0} job {1} ", session, job.Id),
this.GetType());
}
}
}
return(num);
}
public int Terminate(Guid session)
{
int num = 0;
using (TurbineModelContainer container = new TurbineModelContainer())
{
Session obj = container.Sessions.First <Session>(s => s.Id == session);
foreach (var job in obj.Jobs.Where(s => s.State == "setup" || s.State == "running"))
{
IJobProducerContract contract = new AspenJobProducerContract(job.Id);
try
{
contract.Terminate();
num += 1;
}
catch (InvalidStateChangeException ex)
{
Debug.WriteLine(String.Format("InvalidStateChange: Failed to terminate session {0} job {1} ", session, job.Id),
this.GetType());
Debug.WriteLine(ex.Message);
}
catch (AuthorizationError ex)
{
Debug.WriteLine(String.Format("AuthorizationError({0}): Failed to terminate session {1} job {2} ", ex.Message, session, job.Id),
this.GetType());
throw;
}
catch (Exception ex)
{
Debug.WriteLine(String.Format("Failed to terminate session {0} job {1} ", session, job.Id),
this.GetType());
Debug.WriteLine(ex.Message);
}
}
}
return(num);
}
