String server = prefs.getString("ip", "");
String port = prefs.getString("port", "");
String instance = prefs.getString("instance", "");
String db = prefs.getString("db", "");
String sUser = prefs.getString("suser", "");
String sPass = prefs.getString("spass", "");
Class.forName("net.sourceforge.jtds.jdbc.Driver").newInstance();

String url = "";
if (instance != null && !instance.isEmpty()) {
    url = "jdbc:jtds:sqlserver://" + server + ":" + port
            + ";DatabaseName=" + db + ";instance=" + instance
            + ";user=" + sUser + ";password=" + sPass;
} else {
    url = "jdbc:jtds:sqlserver://" + server + ":" + port
            + ";DatabaseName=" + db + ";user=" + sUser
            + ";password=" + sPass;
}

this.conn = DriverManager.getConnection(url);
Statement statement = conn.createStatement();
} catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
}

Statement statement = conn.createStatement();

sendUserActionEvent() mView == null