[spring batch] itemWriter ExitStatus

itemWriter에서 writer를 처리하다가 에러 발생시에 job 실패 처리하는 방법 


@Slf4j
@Component
public class HelloItemWriter implements ItemWriter<Person>, StepExecutionListener {

    private ExitStatus exitStatus = null;

    @Override
    public void write(List<? extends Person> items) throws Exception {
        if(items.size() < 1) {
            exitStatus = ExitStatus.FAILED;
        }
    }

    @Override
    public void beforeStep(StepExecution stepExecution) {}

    @Override
    public ExitStatus afterStep(StepExecution stepExecution) {
        return exitStatus;
    }
}