PeremptionVerresAbsentsBatchConfiguration.java

package com.sintia.ffl.admin.optique.catalogue.batch.config.expiremissingglasses;

import com.sintia.ffl.admin.optique.catalogue.batch.config.ChunkCountListener;
import com.sintia.ffl.admin.optique.catalogue.batch.processor.expiremissingglasses.PeremptionVerresAbsentsItemProcessor;
import com.sintia.ffl.admin.optique.catalogue.batch.reader.expiremissingglasses.PeremptionVerresAbsentsItemReader;
import com.sintia.ffl.admin.optique.catalogue.batch.tasklet.expiremissingglasses.ExpirationMissingGlassesArchiveFile;
import com.sintia.ffl.admin.optique.catalogue.batch.tasklet.expiremissingglasses.ExpirationMissingGlassesCleanLocalDirectory;
import com.sintia.ffl.admin.optique.catalogue.batch.writer.ExpireMissingGlassesRealItemWriter;
import com.sintia.ffl.admin.optique.catalogue.batch.writer.PeremptionVerresAbsentsItemWriter;
import com.sintia.ffl.admin.optique.catalogue.models.GlassesCSV;
import com.sintia.ffl.admin.optique.services.dto.Glasses;
import org.springframework.batch.core.Job;
import org.springframework.batch.core.Step;
import org.springframework.batch.core.configuration.annotation.EnableBatchProcessing;
import org.springframework.batch.core.configuration.annotation.JobBuilderFactory;
import org.springframework.batch.core.configuration.annotation.StepBuilderFactory;
import org.springframework.batch.core.job.builder.FlowBuilder;
import org.springframework.batch.core.job.flow.Flow;
import org.springframework.batch.core.launch.support.RunIdIncrementer;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * Configure the bean to launch the peremption of the modeleVerre "Absents" entries job
 *
 * @author hlouanzi
 */
@Configuration
@EnableBatchProcessing
public class PeremptionVerresAbsentsBatchConfiguration {

	// the factories for the jobBuilderFactory
	@Autowired
	public JobBuilderFactory jobBuilderFactory;

	// the factories for the stepBuilderFactory
	@Autowired
	public StepBuilderFactory stepBuilderFactory;

	@Autowired
	public PeremptionVerresAbsentsDecider peremptionVerresAbsentsDecider;

	@Autowired
	public PeremptionVerresAbsentsItemReader peremptionVerresAbsentsReader;

	@Autowired
	public PeremptionVerresAbsentsItemProcessor peremptionVerresAbsentsProcessor;

	@Autowired
	public PeremptionVerresAbsentsItemWriter peremptionVerresAbsentsItemWriter;

	@Autowired
	public ExpireMissingGlassesRealItemWriter expireMissingGlassesRealItemWriter;

	@Autowired
	public ExpirationMissingGlassesCleanLocalDirectory expirationMissingGlassesCleanLocalDirectory;

	@Autowired
	public ExpirationMissingGlassesArchiveFile expirationMissingGlassesArchiveFile;

	@Autowired
	public ChunkCountListener chunkCountListener;

	@Bean
	public Job peremptionVerresAbsentsJob(PeremptionVerresAbsentsJobCompletionNotificationListener listener) {
		FlowBuilder<Flow> flowBuilder = new FlowBuilder<>("peremptionVerresAbsentsJob");

		Flow flow = flowBuilder
			.start(peremptionVerresAbsentsDecider).on("EXECUTION").to(realisationStep())
			.from(peremptionVerresAbsentsDecider).on("SIMULATION").to(simulationFlow())
			.build();

		return jobBuilderFactory.get("peremptionVerresAbsentsJob")
			.incrementer(new RunIdIncrementer())
			.listener(listener)
			.start(flow)
			.end()
			.build();
	}

	@Bean
	public Step realisationStep() {
		return stepBuilderFactory.get("realisationStep")
			.<Glasses, GlassesCSV> chunk(1000)
			.reader(peremptionVerresAbsentsReader)
			.processor(peremptionVerresAbsentsProcessor)
			.writer(expireMissingGlassesRealItemWriter)
			.listener(chunkCountListener)
			.build();
	}

	public Flow simulationFlow() {
		FlowBuilder<Flow> flowBuilder = new FlowBuilder<>("simulationjob");
        return flowBuilder
			.start(simulationStep())
			.next(archiveResultExpireMissingFile())
			.build();
	}

	@Bean
	public Step simulationStep() {
		return stepBuilderFactory.get("simulationStep")
			.<Glasses, GlassesCSV> chunk(1000)
			.reader(peremptionVerresAbsentsReader)
			.processor(peremptionVerresAbsentsProcessor)
			.writer(peremptionVerresAbsentsItemWriter)
			.listener(chunkCountListener)
			.build();
	}

	/**
	 * Empty all the local directories used by this job (ie output, and archived output)
	 *
	 * @return
	 */
	@Bean
	public Step cleanExpirationMissingGlassesLocalDirectory() {
		return stepBuilderFactory.get("cleanExpirationMissingGlassesLocalDirectory")
			.tasklet(expirationMissingGlassesCleanLocalDirectory)
			.build();
	}

	/**
	 * Archive the result file generated in the job
	 *
	 * @return
	 */
	@Bean
	public Step archiveResultExpireMissingFile() {
		return stepBuilderFactory.get("archiveResultExpireMissingFile")
			.tasklet(expirationMissingGlassesArchiveFile)
			.build();
	}

}