class HelloWorldJobConfiguration {

	@Bean
	public Step step(JobRepository jobRepository, JdbcTransactionManager transactionManager) {<FILL_FUNCTION_BODY>}

	@Bean
	public Job job(JobRepository jobRepository, Step step) {
		return new JobBuilder("job", jobRepository).start(step).build();
	}

}

		return new StepBuilder("step", jobRepository).tasklet((contribution, chunkContext) -> {
			System.out.println("Hello world!");
			return RepeatStatus.FINISHED;
		}, transactionManager).build();
	
<no_super_class>