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Posted to c-dev@axis.apache.org by Roshan Weerasuriya <ro...@opensource.lk> on 2004/11/12 06:47:29 UTC
Re: [jira] Commented: (AXISCPP-237) dlopen failures should show
reason for failure
+1,
Roshan
On Thu, 2004-11-11 at 17:06, Samisa Abeysinghe wrote:
> +1.
> Samisa...
>
> --- Andrew Perry2 <PE...@uk.ibm.com> wrote:
>
> >
> >
> >
> >
> > As there have been no comments, I shall just commit my changes and the
> > exceptions will output useful information.
> >
> > Regards,
> >
> > Andrew Perry
> > Clients for Web Service Stack
> > perryan@uk.ibm.com
> > Mail Point 127
> > IBM UK Laboratories. Hursley Park, Winchester, Hants. SO21 2JN
> > Tel. Internal 249828 External + 44 (0)1962 819828
> > Fax. + 44(0)1962 818080
> >
> > Andrew Perry2/UK/IBM@IBMGB wrote on 10/11/2004 18:45:48:
> >
> > >
> > >
> > >
> > >
> > > Was there a reason why no useful information was thrown with the
> > exception,
> > > or was it simply the platform coverage issues.
> > > I feel that if loadLib() fails the user should be given the reason for
> > > failure if it is available.
> > >
> > > Comments please.
> > >
> > > Andrew Perry
> > > Clients for Web Service Stack
> > > perryan@uk.ibm.com
> > > Mail Point 127
> > > IBM UK Laboratories. Hursley Park, Winchester, Hants. SO21 2JN
> > > Tel. Internal 249828 External + 44 (0)1962 819828
> > > Fax. + 44(0)1962 818080
> > >
> > >
> > >
> >
> > > "Andrew Perry
> >
> > > (JIRA)"
> >
> > > <axis-c-dev@ws.ap
> > To
> > > ache.org> axis-c-dev@ws.apache.org
> >
> > >
> > cc
> > > 10/11/2004 18:41
> >
> > >
> > Subject
> > > [jira] Commented: (AXISCPP-237)
> >
> > > Please respond to dlopen failures should show reason
> >
> > > "Apache AXIS C for failure
> >
> > > Developers List"
> >
> > >
> >
> > >
> >
> > >
> >
> > >
> >
> > >
> >
> > >
> > >
> > >
> > >
> > > [
> > >
> > http://nagoya.apache.org/jira/browse/AXISCPP-237?page=comments#action_55323
> > > ]
> > >
> > > Andrew Perry commented on AXISCPP-237:
> > > --------------------------------------
> > >
> > > Now that the code has been re-factored to use the platforms directory for
> > > platform specific code and use #defines in the code, a new #define could
> > be
> > > added called PLATFORM_LOADLIB_ERROR which can be set to lt_dlerror() or
> > > dlerror() for unix and "" for other platforms, or whatever routine exists
> > > or could be written to show a reason for failure on the other platforms.
> > >
> > > The AxisEngineException(const int, char*); method could then be called
> > with
> > > PLATFORM_LOADLIB_ERROR as the char* parameter. For platforms that do not
> > > have an error routine will pass in the empty string. This will greatly
> > > simplify fault tracking for a user. At the very least this should be
> > added
> > > to the TRACE messages.
> > >
> > > Another alternative is to only define the PLATFORM_LOADLIB_ERROR for
> > > platforms that support it and ifdef the throw call. This will prevent the
> > > "" empty string being passed as a parameter.
> > >
> > > #if defined(PLATFORM_LOADLIB_ERROR)
> > > throw AxisEngineException(...., PLATFORM_LOADLIB_ERROR);
> > > #else
> > > throw AxisEngineException(....);
> > > #endif
> > >
> > > > dlopen failures should show reason for failure
> > > > ----------------------------------------------
> > > >
> > > > Key: AXISCPP-237
> > > > URL: http://nagoya.apache.org/jira/browse/AXISCPP-237
> > > > Project: Axis-C++
> > > > Type: Improvement
> > > > Environment: All
> > > > Reporter: Andrew Perry
> > > > Priority: Minor
> > >
> > > >
> > > > When a dlopen() error occurs a message like "DLOPEN FAILED in loading
> > > parser library" is exception message thrown. For problem determination it
> > > would be much more beneficial to output the reason for failure too, i.e.
> > > the output of dlerror().
> > > > The AxisEngineException code already has support for this, but it
> > hasn't
> > > been implemented in XMLParserFactory.cpp, SOAPTransportFactory.cpp or
> > > HandlerLoader.cpp, where a dlerror() can just be added to the throw
> > > AxisEngineException statement.
> > >
> > > --
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> > >
> > >
> > >
> >
> >
>
>
>
>
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