If all you need to do is read content from a URL, and you don't actually need any GUI, then why not just use the URL's openStream() method? Then you could just read from the URL into a StringBuilder or CharBuffer, or use a BufferedReader and read line by line...
Something like this:
Try 100 things. 2 will work out, but you will never know in advance which 2. This tiny ad might be one: