com.rhino.data.db.DataSourceFactory.java Source code

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Here is the source code for com.rhino.data.db.DataSourceFactory.java

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package com.rhino.data.db;

import java.io.FileInputStream;
import java.io.IOException;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Properties;
import javax.sql.DataSource;
import org.apache.commons.dbcp2.BasicDataSource;

/**
 *
 * @author agulshan
 */
public class DataSourceFactory {
    private static DataSource source;
    static {
        //init: Is this a bad design? Well, i dont care.
        getDataSource();
    }

    public static DataSource getDataSource() {
        if (source != null) {
            return source;
        }
        Properties props = new Properties();
        FileInputStream fis = null;

        BasicDataSource dataSource = new BasicDataSource();
        try {

            props.load(ClassLoader.getSystemResourceAsStream("mysql.properties"));
            dataSource.setDriverClassName(props.getProperty("MYSQL_DB_DRIVER_CLASS"));
            dataSource.setUrl(props.getProperty("MYSQL_DB_URL"));
            dataSource.setUsername(props.getProperty("MYSQL_DB_USERNAME"));
            dataSource.setPassword(props.getProperty("MYSQL_DB_PASSWORD"));

        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        return source = dataSource;
    }

    public static Connection getConnection() {
        try {
            return source.getConnection();
        } catch (SQLException ex) {
            throw new RuntimeException(ex);
        }
    }

}