DatabaseConfig.java

/**
 * This file is part of General Entity Annotator Benchmark.
 *
 * General Entity Annotator Benchmark is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * General Entity Annotator Benchmark is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with General Entity Annotator Benchmark.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.aksw.gerbil.web.config;

import org.aksw.gerbil.database.ExperimentDAO;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

/**
 * This {@link Configuration} creates the {@link ExperimentDAO} bean by loading the XML config from the class path.
 * 
 * @author Michael Röder (roeder@informatik.uni-leipzig.de)
 * @author Bernd Eickmann
 * 
 */
@Configuration
public class DatabaseConfig extends WebMvcConfigurerAdapter {

    private static final transient Logger LOGGER = LoggerFactory.getLogger(DatabaseConfig.class);

    /**
     * This {@link Configuration} creates the {@link ExperimentDAO} bean by loading the XML config from the class path.
     * After that, the bean is initialized using the {@link ExperimentDAO#initialize()} method.
     * 
     * @return the database bean
     */
    @Bean
    public ExperimentDAO experimentDAO() {
        LOGGER.debug("Setting up database.");
        ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(
                "/spring/database/database-context.xml");
        ExperimentDAO database = context.getBean(ExperimentDAO.class);
        database.initialize();
        context.close();
        return database;
    }
}