74 lines
3.0 KiB
Java
74 lines
3.0 KiB
Java
package org.baeldung.spring;
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import java.util.Properties;
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import javax.sql.DataSource;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.ComponentScan;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.PropertySource;
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import org.springframework.core.env.Environment;
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import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor;
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import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
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import org.springframework.jdbc.datasource.DriverManagerDataSource;
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import org.springframework.orm.jpa.JpaTransactionManager;
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import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
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import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;
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import org.springframework.transaction.annotation.EnableTransactionManagement;
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@Configuration
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@EnableTransactionManagement
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@PropertySource({ "classpath:application.properties" })
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@ComponentScan({ "org.baeldung.persistence.model" })
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@EnableJpaRepositories(basePackages = "org.baeldung.persistence.dao")
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public class PersistenceJPAConfig {
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@Autowired
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private Environment env;
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public PersistenceJPAConfig() {
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super();
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}
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@Bean
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public LocalContainerEntityManagerFactoryBean entityManagerFactory() {
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final LocalContainerEntityManagerFactoryBean em = new LocalContainerEntityManagerFactoryBean();
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em.setDataSource(dataSource());
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em.setPackagesToScan(new String[] { "org.baeldung.persistence.model" });
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final HibernateJpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter();
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em.setJpaVendorAdapter(vendorAdapter);
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em.setJpaProperties(additionalProperties());
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return em;
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}
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@Bean
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public DataSource dataSource() {
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final DriverManagerDataSource dataSource = new DriverManagerDataSource();
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dataSource.setDriverClassName(env.getProperty("jdbc.driverClassName"));
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dataSource.setUrl(env.getProperty("jdbc.url"));
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dataSource.setUsername(env.getProperty("jdbc.user"));
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dataSource.setPassword(env.getProperty("jdbc.pass"));
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return dataSource;
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}
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@Bean
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public JpaTransactionManager transactionManager() {
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JpaTransactionManager transactionManager = new JpaTransactionManager();
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transactionManager.setEntityManagerFactory(entityManagerFactory().getObject());
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return transactionManager;
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}
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@Bean
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public PersistenceExceptionTranslationPostProcessor exceptionTranslation() {
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return new PersistenceExceptionTranslationPostProcessor();
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}
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final Properties additionalProperties() {
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final Properties hibernateProperties = new Properties();
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hibernateProperties.setProperty("hibernate.hbm2ddl.auto", env.getProperty("hibernate.hbm2ddl.auto"));
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hibernateProperties.setProperty("hibernate.dialect", env.getProperty("hibernate.dialect"));
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return hibernateProperties;
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}
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}
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