org.springframework.batch.sample.config.DataSourceConfiguration.java Source code

Introduction

Here is the source code for org.springframework.batch.sample.config.DataSourceConfiguration.java

Source

/*
 * Copyright 2012-2013 the original author or authors.
 *
 * 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.springframework.batch.sample.config;

import javax.annotation.PostConstruct;
import javax.sql.DataSource;

import org.apache.commons.dbcp.BasicDataSource;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;
import org.springframework.core.env.Environment;
import org.springframework.core.io.ResourceLoader;
import org.springframework.jdbc.datasource.init.DatabasePopulatorUtils;
import org.springframework.jdbc.datasource.init.ResourceDatabasePopulator;

/**
 * @author Dave Syer
 *
 */
@Configuration
@PropertySource("classpath:/batch-hsql.properties")
public class DataSourceConfiguration {

    @Autowired
    private Environment environment;

    @Autowired
    private ResourceLoader resourceLoader;

    @PostConstruct
    protected void initialize() {
        ResourceDatabasePopulator populator = new ResourceDatabasePopulator();
        populator.addScript(resourceLoader.getResource(environment.getProperty("batch.schema.script")));
        populator.setContinueOnError(true);
        DatabasePopulatorUtils.execute(populator, dataSource());
    }

    @Bean(destroyMethod = "close")
    public DataSource dataSource() {
        BasicDataSource dataSource = new BasicDataSource();
        dataSource.setDriverClassName(environment.getProperty("batch.jdbc.driver"));
        dataSource.setUrl(environment.getProperty("batch.jdbc.url"));
        dataSource.setUsername(environment.getProperty("batch.jdbc.user"));
        dataSource.setPassword(environment.getProperty("batch.jdbc.password"));
        return dataSource;
    }

}