CheckThread blog post HackerNewsActivityV2Buggy.java

HackerNewsActivityV2Buggy.java

new Thread() {
    @ThreadConfined("other")
    public void run()
    {
        try
        {
            // doing IO off the UI thread -- ok
            String feed = IO.getHttp(kHackerNewsRssUrl);
            List<String> titles = HackerNewsRSSParser.parseTitles(feed);
            for (String t : titles)
            {
                // updating the UI from off the UI thread -- this MAY blow up, so you shouldn't do it
                TextView textView = new TextView(HackerNewsActivityV2Buggy.this);
                textView.setText(t);
                linearLayout.addView(textView);
            }
        }
        catch (IOException e)
        {
            e.printStackTrace();
        }
    }
}.start();