Spring批量读取多个文件并获取每个文件的处理计数

import org.springframework.batch.core.Job;
import org.springframework.batch.core.JobExecution;
import org.springframework.batch.core.JobParameters;
import org.springframework.batch.core.JobParametersBuilder;
import org.springframework.batch.core.launch.JobLauncher;
import org.springframework.batch.item.file.FlatFileItemReader;
import org.springframework.batch.item.file.LineMapper;
import org.springframework.batch.item.file.mapping.DefaultLineMapper;
import org.springframework.batch.item.file.transform.DelimitedLineTokenizer;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class FileProcessingJobLauncher {
    public static void main(String[] args) {
        ApplicationContext context = new ClassPathXmlApplicationContext("spring-batch-config.xml");
        JobLauncher jobLauncher = (JobLauncher) context.getBean("jobLauncher");
        Job job = (Job) context.getBean("fileProcessingJob");

        try {
            JobParameters jobParameters = new JobParametersBuilder()
                    .addLong("time", System.currentTimeMillis())
                    .toJobParameters();

            JobExecution execution = jobLauncher.run(job, jobParameters);
            System.out.println("Job Exit Status : " + execution.getStatus());
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}