And when you return from the run method the thread will stop/die by itself. Ideally your main Activity which started this thread off will be the one notifying the user and if needed calling finish...
On Tue, Jun 14, 2011 at 7:10 AM, Mark Murphy <[email protected]>wrote: > Use runOnUiThread() around your code in the catch block, to have that > stuff be done on the main application thread. > > On Tue, Jun 14, 2011 at 6:40 AM, Droid <[email protected]> wrote: > > I am spinning a thread to go online and get data. But if phone is in a > > network hole (no signal) it throws an exception. > > In the exception I try to call Toast or finish() the activity but both > > those cause a crash. > > > > Here's the error and my code: > > error is: > > 06-14 11:32:01.691: ERROR/AndroidRuntime(7389): > > java.lang.RuntimeException: Can't create handler inside thread that > > has not called Looper.prepare() > > > > here is the code, note the catch clause at the end which is where my > > problem lies: > > > > > ********************************************************************************************* > > private Thread checkUpdate = new Thread() { > > public void run() { > > try { > > URL updateURL = new URL("http://search.twitter.com/ > > search.json?q="+string_from_speaker); > > URLConnection conn = updateURL.openConnection(); > > ... > > } catch (Exception e) { > > // none of these exception handlers work becaue they are in wrong > > thread!! WTF? > > // NOPE tv1.setText(" having trouble getting online"); // TODO > > // NOPE Toast.makeText(IconicAgain.this, "having trouble getting > > online "+ e, Toast.LENGTH_LONG).show(); > > } > > } > > }; > > > ******************************************************************************************** > > > > Can I at least stop this thread somehow? Or close the activity > > somehow? > > > > -- > > You received this message because you are subscribed to the Google > > Groups "Android Developers" group. > > To post to this group, send email to [email protected] > > To unsubscribe from this group, send email to > > [email protected] > > For more options, visit this group at > > http://groups.google.com/group/android-developers?hl=en > > > > > > -- > Mark Murphy (a Commons Guy) > http://commonsware.com | http://github.com/commonsguy > http://commonsware.com/blog | http://twitter.com/commonsguy > > Android Training in NYC: http://marakana.com/training/android/ > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
