public WebBackgroundJobImpl Execute(string methodName, ArrayImpl parameters, string key = "", string description = "")
{
WebBackgroundJob job = new WebBackgroundJob();
WebBackgroundJobImpl jobImpl = new WebBackgroundJobImpl(job);
if (key != null)
{
job.Key = key;
}
if (description != null)
{
job.Description = description;
}
job.ExecutionParameters = new IValue[0];
if (parameters != null)
{
job.ExecutionParameters = new IValue[parameters.Count()];
int index = 0;
foreach (IValue cv in parameters)
{
job.ExecutionParameters[index] = cv;
index++;
}
}
job.MethodName = methodName;
ThreadPool.QueueUserWorkItem(new WaitCallback(WebBackgroundJobsManager.ExecuteJob), job);
return(jobImpl);
}
public void WaitForCompletion(ArrayImpl backgroundJobs, int?timeout = null)
{
int delta = WebBackgroundJobsManager.CheckInterval;
long timeoutMs = 1000;
if (timeout == null)
{
delta = 0;
}
else
{
timeoutMs = (long)(timeout * 1000);
}
long current = 0;
WebBackgroundJobImpl failedJob = null;
WebBackgroundJobImpl notCompletedJob = null;
do
{
System.Threading.Thread.Sleep(WebBackgroundJobsManager.CheckInterval);
current += delta;
notCompletedJob = null;
foreach (IValue cj in backgroundJobs)
{
if (((WebBackgroundJobImpl)cj).State == WebBackgroundJobStateImpl.Active)
{
notCompletedJob = (WebBackgroundJobImpl)cj;
}
if (((WebBackgroundJobImpl)cj).State == WebBackgroundJobStateImpl.Failed)
{
failedJob = (WebBackgroundJobImpl)cj;
break;
}
}
} while (current < timeoutMs && notCompletedJob != null && failedJob == null);
System.IO.TextWriter logWriter;
if (failedJob != null)
{
logWriter = AspNetLog.Open();
string logStr = failedJob.ErrorInfo.ModuleName + "`n"
+ failedJob.ErrorInfo.LineNumber + "`n"
+ failedJob.ErrorInfo.Description + "`n"
+ failedJob.ErrorInfo.DetailedDescription;
AspNetLog.Write(logWriter, logStr);
AspNetLog.Close(logWriter);
throw (new Exception("Одно или несколько фоновых заданий завершились с ошибкой."));
}
if (notCompletedJob == null)
{
return;
}
string exceptionString = "Timeout expires for job: ";
exceptionString += "start date: " + notCompletedJob.Begin.ToString() + " ";
exceptionString += "method: " + notCompletedJob.MethodName + " ";
if (notCompletedJob.Description != null)
{
exceptionString += "description: " + notCompletedJob.Description + " ";
}
if (notCompletedJob.Key != null)
{
exceptionString += "key: " + notCompletedJob.Description + " ";
}
logWriter = AspNetLog.Open();
AspNetLog.Write(logWriter, exceptionString);
AspNetLog.Close(logWriter);
throw (new Exception(exceptionString));
}
