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| 1 | +package com.loopers.batch.job.ranking; |
| 2 | + |
| 3 | +import com.loopers.batch.domain.ranking.MonthlyRanking; |
| 4 | +import com.loopers.batch.listener.JobListener; |
| 5 | +import com.loopers.batch.listener.StepMonitorListener; |
| 6 | +import com.loopers.dto.RankedProduct; |
| 7 | +import lombok.RequiredArgsConstructor; |
| 8 | +import org.springframework.batch.core.Job; |
| 9 | +import org.springframework.batch.core.Step; |
| 10 | +import org.springframework.batch.core.job.builder.JobBuilder; |
| 11 | +import org.springframework.batch.core.launch.support.RunIdIncrementer; |
| 12 | +import org.springframework.batch.core.repository.JobRepository; |
| 13 | +import org.springframework.batch.core.step.builder.StepBuilder; |
| 14 | +import org.springframework.batch.item.ItemProcessor; |
| 15 | +import org.springframework.batch.item.ItemReader; |
| 16 | +import org.springframework.batch.item.ItemWriter; |
| 17 | +import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty; |
| 18 | +import org.springframework.context.annotation.Bean; |
| 19 | +import org.springframework.context.annotation.Configuration; |
| 20 | +import org.springframework.transaction.PlatformTransactionManager; |
| 21 | + |
| 22 | +@ConditionalOnProperty(name = "spring.batch.job.name", havingValue = MonthlyRankingJobConfig.JOB_NAME) |
| 23 | +@RequiredArgsConstructor |
| 24 | +@Configuration |
| 25 | +public class MonthlyRankingJobConfig { |
| 26 | + |
| 27 | + public static final String JOB_NAME = "monthlyRankingJob"; |
| 28 | + private static final String STEP_NAME = "monthlyRankingStep"; |
| 29 | + private static final int CHUNK_SIZE = 100; |
| 30 | + |
| 31 | + private final JobRepository jobRepository; |
| 32 | + private final PlatformTransactionManager transactionManager; |
| 33 | + private final JobListener jobListener; |
| 34 | + private final StepMonitorListener stepMonitorListener; |
| 35 | + |
| 36 | + private final ItemReader<RankedProduct> monthlyRankingReader; |
| 37 | + private final ItemProcessor<RankedProduct, MonthlyRanking> monthlyRankingProcessor; |
| 38 | + private final ItemWriter<MonthlyRanking> monthlyRankingWriter; |
| 39 | + |
| 40 | + @Bean(JOB_NAME) |
| 41 | + public Job monthlyRankingJob() { |
| 42 | + return new JobBuilder(JOB_NAME, jobRepository) |
| 43 | + .incrementer(new RunIdIncrementer()) |
| 44 | + .start(monthlyRankingStep()) |
| 45 | + .listener(jobListener) |
| 46 | + .build(); |
| 47 | + } |
| 48 | + |
| 49 | + @Bean(STEP_NAME) |
| 50 | + public Step monthlyRankingStep() { |
| 51 | + return new StepBuilder(STEP_NAME, jobRepository) |
| 52 | + .<RankedProduct, MonthlyRanking>chunk(CHUNK_SIZE, transactionManager) |
| 53 | + .reader(monthlyRankingReader) |
| 54 | + .processor(monthlyRankingProcessor) |
| 55 | + .writer(monthlyRankingWriter) |
| 56 | + .listener(stepMonitorListener) |
| 57 | + .build(); |
| 58 | + } |
| 59 | +} |
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