getConnection.java

private static final String DB_DRIVER = "org.h2.Driver";
private static final String DB_CONNECTION = "jdbc:h2:~/test";
private static final String DB_USER = "";
private static final String DB_PASSWORD = "";

private static Connection getDBConnection() {
        Connection dbConnection = null;
        try {
            Class.forName(DB_DRIVER);
        } catch (ClassNotFoundException e) {
            System.out.println(e.getMessage());
        }
        try {
            dbConnection = DriverManager.getConnection(DB_CONNECTION, DB_USER,DB_PASSWORD);
            return dbConnection;
        } catch (SQLException e) {
            System.out.println(e.getMessage());
        }
        return dbConnection;
}