multids

gistfile1.txt

package sample;

import javax.persistence.EntityManagerFactory;
import javax.sql.DataSource;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.orm.jpa.EntityManagerFactoryBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Primary;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.transaction.PlatformTransactionManager;

@SpringBootApplication
public class Application {

	// + spring.jpa.open-in-view=false in application.properties

	@Autowired
	private EntityManagerFactoryBuilder factoryBuilder;

	@Bean
	@Primary
	public DataSource customerDataSource() {
		return new EmbeddedDatabaseBuilder().setType(EmbeddedDatabaseType.H2).build();
	}

	@Bean
	public DataSource stockDataSource() {
		return new EmbeddedDatabaseBuilder().setType(EmbeddedDatabaseType.HSQL).build();
	}

	@Bean
	public LocalContainerEntityManagerFactoryBean customerEntityManagerFactory() {
		return factoryBuilder.dataSource(customerDataSource())
				.packages("sample.customer").build();
	}

	@Bean
	public LocalContainerEntityManagerFactoryBean stockEntityManagerFactory() {
		return factoryBuilder.dataSource(customerDataSource()).packages("sample.stock")
				.build();
	}

	@Bean
	public PlatformTransactionManager transactionManager(
			@Qualifier("customerEntityManagerFactory") EntityManagerFactory factory) {
		return new JpaTransactionManager(factory);
	}

	public static void main(String[] args) {
		SpringApplication.run(Application.class, args);
	}

}