Database connection management in Spring

Question

Do we have to explicitly manage database resources when using Spring Framework.. liking closing all open connections etc?

I have read that Spring relieves developer from

Answer 1

My hosing provide only 20 connection. I done by manually close the connection on every request to db. I not declared a destory-method in bean(this not worked "i dont know why"), but i done in every requst call. (Hint : extends JdbcDaoSupport in dao class).

public void cleanUp() {
        try {
            if (!this.getJdbcTemplate().getDataSource().getConnection().isClosed()) {
                this.getJdbcTemplate().getDataSource().getConnection().close();
            }
        } catch (Exception e) {
            Logger.getLogger(myDAOImpl.class.getName()).log(Level.SEVERE, null, e);
        }
    }