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[zypp-devel] Long running actios aborted by user: Consider to throw AbortRequestException
  • From: Michael Andres <ma@xxxxxxx>
  • Date: Thu, 3 May 2007 15:34:56 +0200
  • Message-id: <20070503133456.GA12020@xxxxxxx>


zypp/base/UserRequestException.h

By now provides 4 exceptions, all derived from UserRequestException:

        IgnoreRequestException
        SkipRequestException
        RetryRequestException
        AbortRequestException


Consider throwing these kinds of exception on bealf of a user request.



        ProgressData ticks( makeProgressData( input_r ) );
        ticks.sendTo( fnc_r );
        ticks.toMin(); // start sending min (0)
        
        iostr::EachLine line( input_r );
        for( ; line; line.next() )
        {
          /* process the line */

          if ( ! ticks.set( input_r.stream().tellg() ) )
            ZYPP_THROW( AbortRequestException( "" ) );
        }


Calling code may either catch

        AbortRequestException
        
    or

        UserRequestException 
        and test if excpt.kind() == UserRequestException::ABORT


-- 

cu,
    Michael Andres

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