org.meruvian.yama.webapi.config.DatabaseConfig.java Source code

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Here is the source code for org.meruvian.yama.webapi.config.DatabaseConfig.java

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/**
 * Copyright 2014 Meruvian
 *
 * 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.meruvian.yama.webapi.config;

import javax.sql.DataSource;

import liquibase.integration.spring.SpringLiquibase;

import org.springframework.boot.bind.RelaxedPropertyResolver;
import org.springframework.context.EnvironmentAware;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;

import com.zaxxer.hikari.HikariConfig;
import com.zaxxer.hikari.HikariDataSource;

/**
 * @author Dian Aditya
 *
 */
@Configuration
public class DatabaseConfig implements EnvironmentAware {
    private RelaxedPropertyResolver dbProp;

    @Bean(destroyMethod = "shutdown")
    public DataSource dataSource() {
        HikariConfig config = new HikariConfig();
        config.setDataSourceClassName(dbProp.getProperty("datasource"));
        config.setMaximumPoolSize(dbProp.getProperty("max_pool_size", int.class));
        config.setConnectionTestQuery(dbProp.getProperty("test_query"));

        config.addDataSourceProperty("url", dbProp.getProperty("url"));
        config.addDataSourceProperty("user", dbProp.getProperty("username"));
        config.addDataSourceProperty("password", dbProp.getProperty("password"));

        return new HikariDataSource(config);
    }

    @Bean
    public SpringLiquibase liquibase(DataSource dataSource) {
        SpringLiquibase liquibase = new SpringLiquibase();
        liquibase.setDataSource(dataSource);
        liquibase.setChangeLog("classpath:/db/yama.xml");
        liquibase.setShouldRun(dbProp.getProperty("run_migration", boolean.class));
        liquibase.setContexts("dev, prod");

        return liquibase;
    }

    @Override
    public void setEnvironment(Environment environment) {
        this.dbProp = new RelaxedPropertyResolver(environment, "db.");
    }
}