Re: [platform-debug-dev] Debug options.

["N V S Rama Krishna" <ram_kri@xxxxxxxxx>]

Cant we take help of the editor thaz built inside the WSAD ?
 Is JSP source level debuging impossible, if so please throw some light on
the justification.
Thanks in advance.

Regards,
kris
----- Original Message -----
From: <Jed_Anderson@xxxxxxx>
To: <platform-debug-dev@xxxxxxxxxxx>
Sent: Monday, November 26, 2001 1:04 PM
Subject: Re: [platform-debug-dev] Debug options.


>
> The debugger does not support JSP source level debugging "out of the box".
> However, it is possible to implement JSP source level debugging on your
> own.
>
> To support debugging of any language that gets compiled to Java classes
you
> must provide the following:
>
> 1. An editor for the language.
> 2. A tool that mangles the debug information in the .class file.  The
debug
> information should point to the line numbers in the original source.
> Usually, the debug information contains references to the line numbers in
> the intermediate Java source.  This tool must be run after every compile
of
> the source.
> 3. A source locator: the source locator takes a stack frame and returns an
> object that can be used as input to the editor
> 4. A launcher that understands how to start a program written in your
> language.  Currently, it must use the PatternDebugTarget when registering
> with the debug plugin (rather than the JDIDebugTarget).
> 5. The ability to set breakpoints in your editor.  You ask
> PatternBreakpointFactory to create a new pattern breakpoint on a file,
line
> & with a given pattern.  The pattern you supply is matched against the
name
> of the classfiles that are loaded.  Currently it is a basic algorithm, we
> simply check to see that the fully qualified name of the class starts with
> the given pattern.
>
> In the case of JSPs it's a little harder.  JSPs are compiled by the
> application server, so your post-processing of the classfiles (as required
> by #2) must be built into the server.  Also, launching is a bit more
> confused because it requires you to start your server (or restart your
> application).
>
> jkca
>
>
>
>
>                     "N V S Rama Krishna"
>                     <ram_kri@xxxxxxxxx>               To:
<platform-debug-dev@xxxxxxxxxxx>
>                     Sent by:                          cc:
>                     platform-debug-dev-admin@e        Subject:
[platform-debug-dev] Debug options.
>                     clipse.org
>
>
>                     11/26/2001 04:06 PM
>                     Please respond to
>                     platform-debug-dev
>
>
>
>
>
> Hi,
>   I would like to know if we can step into JSPs using the current Debugger
> (The plugin that gets shipped )? To what extent it is possible. I
> personally think its not possible but just want to confirm if I am missing
> anything here. Shall be thankful if somebody can throw light on this
issue.
>              Thanks in advance.
>
> Regards,
> Kris
>
>
>
> _______________________________________________
> platform-debug-dev mailing list
> platform-debug-dev@xxxxxxxxxxx
> http://dev.eclipse.org/mailman/listinfo/platform-debug-dev


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