private JobExecutionInfo getLastExecution(String jobName) throws NoSuchJobException {
		Collection<JobExecution> executions = jobService.listJobExecutionsForJob(jobName, 0, 1);
		if (executions.size() > 0) {
			return new JobExecutionInfo(executions.iterator().next(), timeZone);
		}
		else {
			return null;
		}
	}
@param jobName name of the batch job
@return Last job execution info
@throws NoSuchJobException
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/rest/BatchJobsController.java