[brailleblaster] Re: Is it possible to show a stack trace in a dialog box?
- From: "John J. Boyer" <john.boyer@xxxxxxxxxxxxxxxxx>
- To: brailleblaster@xxxxxxxxxxxxx
- Date: Thu, 15 Mar 2012 12:45:58 -0500
Thanks. I have set up the logger, but it only reports problems that
occur in BBIni. How do I get it to repoet problems in other classes?
Perhaps an error message could offer the user the option of viewing the
log.
John
On Thu, Mar 15, 2012 at 04:06:10PM -0000, Michael Whapples wrote:
> Hello,
> Firstly I would say that in general stack traces should never be shown to
> users, stack traces probably are only really meaningful to developers. May
> be if there is an error message appear a details button may reveal debug
> information which may include a stack trace, however we should try and
> provide a more helpful message wherever possible to help users. An error
> dialog may offer a way to let the user send debug information to
> developers, but we probably would want more than just a stack trace, so may
> be a section of the log output for just before the exception was raised
> could be sent as well.
>
> Anyway, to deal with the actual question, refer to the javadoc for
> Exception, which really doesn't add much over Throwable, so here's the link
> for Throwable's javadoc for Java6
> http://docs.oracle.com/javase/6/docs/api/java/lang/Throwable.html
>
> If you were wanting to write to a stream of some sort then the
> printStackTrace methods may be relevant as there are methods which can take
> PrintWriter or PrintStream. If you want greater programatic control/access
> to the stack trace then look at the method getStackTrace() which gets an
> array of the StackTraceElements, you would need to deal with
> StackTraceElement yourself to create the String in the form you want.
>
> Michael Whapples
>
> -----Original Message-----
> From: John J. Boyer
> Sent: Thursday, March 15, 2012 12:01 PM
> To: brailleblaster@xxxxxxxxxxxxx
> Subject: [brailleblaster] Is it possible to show a stack trace in a dialog
> box?
>
> This would be a big help to development oif one is using the GUI and
> something bad happens. The trace would have to be captured as a String
> and then passed to a method in Documentmanager. This method would in
> turn display it in a SWT MessageBox with an OK button or perhaps with
> the option to continue.
>
> More generally. liblouis and liblouisutdml were designed to be their own
> developmennt tools. How can this be applied to BrailleBlaster?
>
> Thanks,
> John
>
> --
> John J. Boyer; President, Chief Software Developer
> Abilitiessoft, Inc.
> http://www.abilitiessoft.com
> Madison, Wisconsin USA
> Developing software for people with disabilities
>
>
--
John J. Boyer; President, Chief Software Developer
Abilitiessoft, Inc.
http://www.abilitiessoft.com
Madison, Wisconsin USA
Developing software for people with disabilities
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