Example usage for org.springframework.batch.core Job getName

List of usage examples for org.springframework.batch.core Job getName

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Introduction

In this page you can find the example usage for org.springframework.batch.core Job getName.

Prototype

String getName();

Source Link

Usage

From source file:org.springframework.yarn.batch.support.YarnJobLauncher.java

/**
 * Get next job parameters for a job using {@link JobParametersIncrementer}.
 *
 * @param job the job that we need to find the next parameters for
 * @param fail suppress exception/*ww w . j a v a2s.com*/
 * @return the next job parameters if they can be located
 * @throws JobParametersNotFoundException if there is a problem
 */
private JobParameters getNextJobParameters(Job job, boolean fail) 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 {
        List<JobExecution> lastExecutions = jobExplorer.getJobExecutions(lastInstances.get(0));
        jobParameters = incrementer.getNext(lastExecutions.get(0).getJobParameters());
    }
    return jobParameters;
}