protected virtual AcquiredJobs AcquireJobs(JobAcquisitionContext context, IJobAcquisitionStrategy acquisitionStrategy, ProcessEngineImpl currentProcessEngine)
{
ICommandExecutor commandExecutor = ((ProcessEngineConfigurationImpl)currentProcessEngine.ProcessEngineConfiguration).CommandExecutorTxRequired;
var numJobsToAcquire = acquisitionStrategy.GetNumJobsToAcquire(currentProcessEngine.Name);
AcquiredJobs acquiredJobs = null;
if (numJobsToAcquire > 0)
{
JobExecutor.LogAcquisitionAttempt(currentProcessEngine);
acquiredJobs = commandExecutor.Execute(JobExecutor.GetAcquireJobsCmd(numJobsToAcquire));
}
else
{
acquiredJobs = new AcquiredJobs(numJobsToAcquire);
}
context.SubmitAcquiredJobs(currentProcessEngine.Name, acquiredJobs);
JobExecutor.LogAcquiredJobs(currentProcessEngine, acquiredJobs.Size());
JobExecutor.LogAcquisitionFailureJobs(currentProcessEngine, acquiredJobs.NumberOfJobsFailedToLock);
Log.AcquiredJobs(currentProcessEngine.Name, acquiredJobs);
return(acquiredJobs);
}
/// <summary>
/// Reconfigure the acquisition strategy based on the current cycle's acquisition context.
/// A strategy implementation may update internal data structure to calculate a different wait time
/// before the next cycle of acquisition is performed.
/// </summary>
protected internal virtual void ConfigureNextAcquisitionCycle(JobAcquisitionContext acquisitionContext, IJobAcquisitionStrategy acquisitionStrategy)
{
acquisitionStrategy.Reconfigure(acquisitionContext);
}
protected override void ConfigureNextAcquisitionCycle(JobAcquisitionContext context, IJobAcquisitionStrategy acquisitionStrategy)
{
base.ConfigureNextAcquisitionCycle(context, acquisitionStrategy);
var timeBetweenCurrentAndNextAcquisition = acquisitionStrategy.WaitTime;
WaitEvents.Add(new RecordedWaitEvent(DateTime.Now.Ticks, timeBetweenCurrentAndNextAcquisition));
}
protected override AcquiredJobs AcquireJobs(JobAcquisitionContext context, IJobAcquisitionStrategy configuration, ProcessEngineImpl currentProcessEngine)
{
AcquisitionEvents.Add(new RecordedAcquisitionEvent(DateTime.Now.Ticks, configuration.GetNumJobsToAcquire(currentProcessEngine.Name)));
return(base.AcquireJobs(context, configuration, currentProcessEngine));
}
