com.example.configuration.BatchConfiguration.java Source code

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Here is the source code for com.example.configuration.BatchConfiguration.java

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package com.example.configuration;

import com.example.DBConfig;
import com.example.listener.CustomJobExecutionListener;
import javax.inject.Inject;
import org.springframework.batch.core.configuration.JobRegistry;
import org.springframework.batch.core.configuration.annotation.EnableBatchProcessing;
import org.springframework.batch.core.configuration.support.JobRegistryBeanPostProcessor;
import org.springframework.batch.core.configuration.support.MapJobRegistry;
import org.springframework.batch.core.launch.JobLauncher;
import org.springframework.batch.core.launch.support.SimpleJobLauncher;
import org.springframework.batch.core.repository.JobRepository;
import org.springframework.batch.core.repository.support.JobRepositoryFactoryBean;
import org.springframework.batch.support.DatabaseType;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.task.SyncTaskExecutor;
import org.springframework.jdbc.support.lob.DefaultLobHandler;
import org.springframework.jdbc.support.lob.LobHandler;
import org.springframework.transaction.PlatformTransactionManager;

/**
 *
 * @author afes
 */
@Configuration
@EnableBatchProcessing
public class BatchConfiguration {

    @Inject
    DBConfig config;

    @Inject
    PlatformTransactionManager transactionManager;

    @Bean
    public JobRegistry jobRegistry() {
        return new MapJobRegistry();
    }

    @Bean
    public LobHandler lobHandler() {
        return new DefaultLobHandler();
    }

    @Bean
    public JobRegistryBeanPostProcessor registryBeanPostProcessor() {
        JobRegistryBeanPostProcessor beanPostProcessor = new JobRegistryBeanPostProcessor();
        beanPostProcessor.setJobRegistry(jobRegistry());
        return beanPostProcessor;
    }

    public JobRepository getJobRepository() throws Exception {
        JobRepositoryFactoryBean factory = new JobRepositoryFactoryBean();
        factory.setDataSource(config.dataSource());
        factory.setTransactionManager(transactionManager);
        factory.setLobHandler(lobHandler());
        factory.setDatabaseType(DatabaseType.fromMetaData(config.dataSource()).name());
        factory.setIsolationLevelForCreate("ISOLATION_DEFAULT");
        factory.afterPropertiesSet();
        return (JobRepository) factory.getObject();
    }

    @Bean
    public JobLauncher jobLauncher() throws Exception {
        SimpleJobLauncher launcher = new SimpleJobLauncher();
        launcher.setJobRepository(getJobRepository());
        launcher.setTaskExecutor(new SyncTaskExecutor());
        return launcher;
    }

    @Bean
    public CustomJobExecutionListener customJobExecutionListener() {
        return new CustomJobExecutionListener();
    }
}