/*
    * Copyright 2001-2005 The Apache Software Foundation.
    *
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *      http://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.logging.log4j.catalog.jpa.config;
  
  import javax.persistence.EntityManagerFactory;
  
  import java.util.Properties;
  
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.context.annotation.Profile;
  import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
  import org.springframework.orm.jpa.JpaTransactionManager;
  import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
  import org.springframework.orm.jpa.vendor.AbstractJpaVendorAdapter;
  import org.springframework.orm.jpa.vendor.EclipseLinkJpaVendorAdapter;
  import org.springframework.transaction.PlatformTransactionManager;
  import org.springframework.transaction.annotation.EnableTransactionManagement;
  
  @Configuration
  @EnableJpaRepositories("org.apache.logging.log4j.catalog.jpa.dao")
  @EnableTransactionManagement
  @Profile("eclipseLink")
  public class EclipseLinkConfig {
  
      private static Logger LOGGER = LogManager.getLogger(EclipseLinkConfig.class);
  
      @Autowired
      private DataSourceConfig dataSourceConfig;
  
      @Bean
      public EntityManagerFactory entityManagerFactory() {
          LOGGER.debug("Creating EclipseLink entity manager.");
          AbstractJpaVendorAdapter vendorAdapter = new EclipseLinkJpaVendorAdapter();
          vendorAdapter.setGenerateDdl(false);
          LocalContainerEntityManagerFactoryBean factory = new LocalContainerEntityManagerFactoryBean();
          Properties properties = new Properties();
          properties.setProperty("eclipselink.weaving", "static");
          factory.setJpaProperties(properties);
          factory.setJpaVendorAdapter(vendorAdapter);
          factory.setPackagesToScan("org.apache.logging.log4j.catalog");
          factory.setDataSource(dataSourceConfig.dataSource());
          factory.afterPropertiesSet();
  
          return factory.getObject();
      }
  
      @Bean
      public PlatformTransactionManager transactionManager() {
          JpaTransactionManager txManager = new JpaTransactionManager();
          txManager.setEntityManagerFactory(entityManagerFactory());
          return txManager;
      }
  }