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Article View: borland.public.jbuilder.debugger
Article #341

Re: jbuilder debugger Expression Insight and tool tips don't work

#341
From: yu
Date: Thu, 12 Feb 2004 22:27
215 lines
6337 bytes
Hi Hin,



  Thanks for your quick response. It worked when I used the "Add Breakpoint"
trick.  Do I have to use "Add Break point" and follow up with "Step Into" or
"Step Over" to debug the project?  I am working on a complicated java
project including hundreds of source files connected to a similar package
serving as a library for this project.  I just switched to use JBuilder to
work on this project.  Since I'm a new user for JBuilder, could you tell me
a good strategy to debug such kind of project using Jbuilder.  Do I have to
use different "Break points" for different source files in order to find
bugs in these classes?  Many thanks,



Yu



"Hin Boen" <hboen@borland.com> wrote in message
news:402bc4f7$1@newsgroups.borland.com...
> Hi Yu,
>
> > suspended the project for debugging
>
> I assume you press "pause" button to suspend the VM.  And the VM happens
> to stop at WToolkit.java.  Since this java file is part of the JDK, and
> is not compiled with debug information, JBuilder will not be able to
> show you any data.
>
> If you want the VM to stop at your java code, you need to add a line
> breakpoint in that java code. When VM executes that java code, it will
> hit the line breakpoint and suspend the VM.
>
> -Hin
>
>
> yu wrote:
>
> >Thanks Hin.  After I compiled the codes with debug option (or -g using
> >javac), suspended the project for debugging, pressed the "Show Current
> >Frame" button, I didn't see the local variables in the current frame.  It
> >only displayed "No debug information" in the current frame.  In the
> >"Threads, call stacks and data" frame, it showed the current stepping
thread
> >is at "AWT-Windows" and the selected stack frame is "eventLoop() -1,
> >sun.awt.windows.WToolkit, WToolkit.java".   What went wrong?  Do I miss
any
> >critical components in my system.  I did try to reinstall JBuilder on my
> >computer but that didn't help.  Any more suggestions?  Thanks,
> >
> >
> >"Hin Boen" <hboen@borland.com> wrote in message
> >news:402ab5b7@newsgroups.borland.com...
> >
> >
> >>Hi Yu,
> >>
> >>
> >>
> >>>after I suspended the project for debugging
> >>>
> >>>
> >>When the VM in the suspended mode, press "Show Current Frame" button,
see
> >>
> >>
> >if the local variable is also shown in the current frame. "Show Current
> >Frame" button is the rightmost button located on the button of JBuilder
> >screen. If you do see the local variables, could you move the mouse over
any
> >of those local variables in the editor, and see if the tool tips value is
> >displayed?
> >
> >
> >>
> >>
> >>>I can't make the Expression Insight and tool tips features
> >>>
> >>>
> >>To display the Expression Insight window, you need to hold down the ctrl
> >>
> >>
> >key, and move the mouse to the expression that you want to evaluate.  To
see
> >the tool tips value, just move the mouse to the expression that you want
to
> >evaluate.
> >
> >
> >>Thanks
> >>Hin
> >>
> >>yu wrote:
> >>
> >>
> >>
> >>>Thanks for your response, Hin.  I did use -g option when compiling the
> >>>codes.  I also used the Project Properties with the "Source, line and
> >>>variable information" for Debug options.  It didn't work either.   Even
> >>>
> >>>
> >when
> >
> >
> >>>I tried the "Welcome.jpx" and other examples provided by "JBuilder", I
> >>>
> >>>
> >can't
> >
> >
> >>>make the Expression Insight and tool tips features work after I
suspended
> >>>the project for debugging.  This is so frustrating.  Please let me know
> >>>
> >>>
> >if
> >
> >
> >>>you or anybody in the newsgroup would have more suggestions.  Thanks.
> >>>
> >>>
> >>>
> >>>Bruce
> >>>
> >>>"Hin Boen" <hboen@borland.com> wrote in message
> >>>news:4027eb90$1@newsgroups.borland.com...
> >>>
> >>>
> >>>
> >>>
> >>>>It seems to me that your class files do not have any debug
information.
> >>>>Please make sure your application is compiled with debug information
> >>>>option.  If you compile your application with javac, you need to
use -g
> >>>>option.  If you compile your application within JBuilder, see Project
|
> >>>>Project Properties..., select Build tab, select Java tab
> >>>>
> >>>>Thanks
> >>>>Hin
> >>>>
> >>>>yu wrote:
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>>Hi,
> >>>>>
> >>>>>
> >>>>>
> >>>>>I tried to use the JBuilder 8 SE version to debug my projects.  Every
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>time
> >>>
> >>>
> >>>
> >>>
> >>>>>I used the debugger to see variable values with the Expression
Insight
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>and
> >>>
> >>>
> >>>
> >>>
> >>>>>tool tips features, it doesn't show those variable values.  If I use
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>control
> >>>
> >>>
> >>>
> >>>
> >>>>>key and the right mouse click, it always shows the variable <not in
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>scope>
> >>>
> >>>
> >>>
> >>>
> >>>>>message.  What am I doing wrong or this feature is not available in
the
> >>>>>JBuilder 8 SE version?  Many thanks,  Bruce
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>
> >>>
> >>>
> >>>
> >
> >
> >
> >
>
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From: "yu" <yuwang@indiana.edu>
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Subject: Re: jbuilder debugger Expression Insight and tool tips don't work
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