try
    {
        connection = DriverManager.getConnection(
        "jdbc:oracle:thin:@localhost:1521:" + "XE", "hr","hr");

        if (connection != null)
        {
            statement = connection.createStatement();

            String q2 = "INSERT INTO HR.tweets (";
            q2 = q2 + "DATE_TIME,USER_NAME,TWEET_BEFORE,TWEET_AFTER)";
            q2 = q2 + "VALUES (";
            q2 = q2 + "(select SYSDATE from dual),";
            q2 = q2 + "'" + tweet.getUser().getScreenName() + "'" + ",";
            q2 = q2 + "'" + tweet.getText() + "'" +",";
            q2 = q2 + "'" + finalstring + "')";

            statement.execute(q2);
            statement.close();
            connection.close();
        }
    }
    catch (SQLException e)
    {
    e.printStackTrace();
    }