public class BancoDeDados {

	private Connection connection;

	/**
	 * inicia o banco
	 */
	public void iniciar() {
		try {
			Class.forName("org.hsqldb.jdbcDriver");
			String url = "jdbc:hsqldb:file:target/bancoDeTeste";
			String username = "sa";
			String password = "";
			connection = DriverManager.getConnection(url, username, password);
		} catch (Exception e) {
			e.printStackTrace();
			throw new RuntimeException(e);
		}
	}

	/**
	 * termina o banco de dados.
	 */
	public void terminar() {
		try {
			connection.createStatement().execute("SHUTDOWN");
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
	}

	/**
	 * Obtem a connection usada para o banco.
	 *
	 * @return
	 */
	public Connection getConnection() {
		return connection;
	}
}