private JobExecution getLastFailedJobExecution(String jobIdentifier) {
List<JobExecution> jobExecutions =
getJobExecutionsWithStatusGreaterThan(jobIdentifier, BatchStatus.STOPPING);
if (jobExecutions.isEmpty()) {
return null;
}
return jobExecutions.get(0);
}
/**
* @param job the job that we need to find the next parameters for
* @return the next job parameters if they can be located
* @throws JobParametersNotFoundException if there is a problem
*/
private JobParameters getNextJobParameters(Job job) throws JobParametersNotFoundException {
String jobIdentifier = job.getName();
JobParameters jobParameters;
List<JobInstance> lastInstances = jobExplorer.getJobInstances(jobIdentifier, 0, 1);
JobParametersIncrementer incrementer = job.getJobParametersIncrementer();
if (incrementer == null) {
throw new JobParametersNotFoundException(
"No job parameters incrementer found for job=" + jobIdentifier);
}
if (lastInstances.isEmpty()) {
jobParameters = incrementer.getNext(new JobParameters());
if (jobParameters == null) {
throw new JobParametersNotFoundException(
"No bootstrap parameters found from incrementer for job=" + jobIdentifier);
}
} else {
jobParameters = incrementer.getNext(lastInstances.get(0).getJobParameters());
}
return jobParameters;
}