protected override void Execute(CodeActivityContext executionContext)
{
// TODO not very happy about these being outside try catch but need to think of way
// of retrying a workflow even when we don't have a context and org service!
var workflowContext = GetWorkflowContext(executionContext);
var organisationService = GetOrganizationService(workflowContext.UserId, executionContext);
var tracingService = GetTraceService(executionContext);
var trace = new DynamicsLoggingService(tracingService, organisationService.GetUniqueOrganisationName(),
workflowContext.CorrelationId);
var config = organisationService.GetFExConfiguration(workflowContext.PrimaryEntityId,
ConfigAttribute.SchedulingAttributes, trace);
try
{
var repo = new DynamicsRepository(organisationService, trace);
var nextRunDate = new CalculateNextRunDateJob(repo, config, trace, workflowContext.Depth, workflowContext.CorrelationId).Execute();
CurrentRevision.Set(executionContext, config.Revision);
NextRunDate.Set(executionContext, nextRunDate.NextDate.UtcDateTime);
}
catch (Exception exp)
{
var msg = "Error has Occured Running CalculateNextRunDate Activity. Seting Last Run Status to Error and logging.";
HandleException(exp, msg, config, organisationService, trace);
}
}
private static void ScheduleNextRun()
{
// Destroy existing timers
Stop();
// Eliminate run started (no run now)
m_runStarted = null;
// Parse string for cron expression
CronExpression cronExpression = null;
try
{
cronExpression = new CronExpression(Settings.RunScheduleCron);
}
catch (Exception ex)
{
Logger.Log("Couldn't setup CRON expression.", ex);
}
// Calculate next run
try
{
NextRunDate = cronExpression.GetNextValidTimeAfter(DateTime.Now).Value;
NextStopDate = null;
m_startTimer = new Timer(NO_FIRE);
m_startTimer.AutoReset = false;
m_startTimer.Interval = NextRunDate.Value.Subtract(DateTime.Now).TotalMilliseconds;
m_startTimer.Elapsed += StartTimer_Elapsed;
m_startTimer.Enabled = true;
// Log
Logger.Log("Next run scheduled succesfully for " + NextRunDate.ToString());
}
catch (Exception ex)
{
Logger.Log("Couldn't schedule next run.", ex);
}
}