/// <summary>
/// Enhances the given job with incrementer, validator and job execution listeners, if provided.
/// </summary>
/// <param name="target"></param>
protected void Enhance(IJob target)
{
var job = target as AbstractJob;
if (job != null)
{
job.Restartable = Properties.Restartable;
job.JobRepository = Properties.JobRepository;
IJobParametersIncrementer jobParametersIncrementer = Properties.JobParametersIncrementer;
if (jobParametersIncrementer != null)
{
job.JobParametersIncrementer = jobParametersIncrementer;
}
IJobParametersValidator jobParametersValidator = Properties.JobParametersValidator;
if (jobParametersValidator != null)
{
job.JobParametersValidator = jobParametersValidator;
}
List <IJobExecutionListener> listeners = Properties.JobExecutionListeners;
if (listeners.Any())
{
job.SetJobExecutionListeners(listeners.ToArray());
}
}
}
/// <summary>
/// @see IJobOperator#StartNextInstance .
/// </summary>
/// <param name="jobName"></param>
/// <returns></returns>
/// <exception cref="NoSuchJobException"> </exception>
/// <exception cref="JobParametersNotFoundException"> </exception>
/// <exception cref="UnexpectedJobExecutionException"> </exception>
/// <exception cref="JobParametersInvalidException"> </exception>
public long?StartNextInstance(string jobName)
{
_logger.Info("Locating parameters for next instance of job with name={0}", jobName);
IJob job = JobRegistry.GetJob(jobName);
IList <JobInstance> lastInstances = JobExplorer.GetJobInstances(jobName, 0, 1);
IJobParametersIncrementer incrementer = job.JobParametersIncrementer;
if (incrementer == null)
{
throw new JobParametersNotFoundException(
string.Format("No job parameters incrementer found for job={0}", jobName));
}
JobParameters parameters;
if (!lastInstances.Any())
{
parameters = incrementer.GetNext(new JobParameters());
if (parameters == null)
{
throw new JobParametersNotFoundException(
string.Format("No bootstrap parameters found for job={0}", jobName));
}
}
else
{
IList <JobExecution> lastExecutions = JobExplorer.GetJobExecutions(lastInstances.First());
parameters = incrementer.GetNext(lastExecutions.First().JobParameters);
}
_logger.Info("Attempting to launch job with name={0} and parameters={1}", jobName, parameters);
try
{
return(JobLauncher.Run(job, parameters).Id);
}
catch (JobExecutionAlreadyRunningException e)
{
throw new UnexpectedJobExecutionException(string.Format(IllegalStateMsg, "job already running", jobName, parameters), e);
}
catch (JobRestartException e)
{
throw new UnexpectedJobExecutionException(string.Format(IllegalStateMsg, "job not restartable", jobName, parameters), e);
}
catch (JobInstanceAlreadyCompleteException e)
{
throw new UnexpectedJobExecutionException(string.Format(IllegalStateMsg, "job instance already complete", jobName, parameters), e);
}
}
/// <summary>
/// Add a job parameters incrementer.
/// </summary>
/// <param name="jobParametersIncrementer"></param>
/// <returns></returns>
public JobBuilderHelper Incrementer(IJobParametersIncrementer jobParametersIncrementer)
{
Properties.JobParametersIncrementer = jobParametersIncrementer;
return(this);
}
/// <summary>
/// Add a job parameters incrementer.
/// </summary>
/// <param name="jobParametersIncrementer"></param>
/// <returns></returns>
public JobBuilderHelper Incrementer(IJobParametersIncrementer jobParametersIncrementer)
{
Properties.JobParametersIncrementer = jobParametersIncrementer;
return this;
}