If you're using special logic or extensions in your appcast, implement this to use your own logic for finding a valid update, if any, in the given appcast.
Original signature is '- (SUAppcastItem *)bestValidUpdateInAppcast:(SUAppcast *)appcast forUpdater:(SUUpdater *)bundle'
Available in Sparkle 1.5b6 and later.

C# | Visual Basic | Visual C++ |
SUAppcastItem BestValidUpdateInAppcastForUpdater( SUAppcast appcast, SUUpdater bundle )
Function BestValidUpdateInAppcastForUpdater ( _ appcast As SUAppcast, _ bundle As SUUpdater _ ) As SUAppcastItem
SUAppcastItem^ BestValidUpdateInAppcastForUpdater( SUAppcast^ appcast, SUUpdater^ bundle )

[Missing <returns> documentation for "M:Monobjc.Sparkle.ISUUpdaterDelegate.BestValidUpdateInAppcastForUpdater(Monobjc.Sparkle.SUAppcast,Monobjc.Sparkle.SUUpdater)"]

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)