11.01.2016 19:00, Adriano dos Santos Fernandes пишет: > On 11/01/2016 13:31, alex wrote: >> 11.01.2016 17:49, Adriano dos Santos Fernandes пишет: >>> Hi! >>> >>> In this function, seems one could not known what database needs the >>> plugin. That's bad. >>> >>> In current engine implementation, multiple attachments has multiple >>> metadata caches and plugins instances. >>> >>> But Java External Engine plugin loads classes stored in the database, >>> and they should be loaded in a classloader per database, not per >>> attachment, which would be heavy. >>> >>> The most direct way to do that would be to return a single >>> IExternalEngine for these attachments sharing the same database (in the >>> same process). >>> >>> How to do that? >> What do you think about adding to PluginConfig method, returning >> database information pointer? >> (Do not say here 'DbName' - what else info is needed to be discussed) >> >> > Yes, getDatabaseName in IPluginConfig may work.
Even better to use database ID from lock manager - it's guaranteed to be free of any file naming issues when deciding is it same db or not. ------------------------------------------------------------------------------ Site24x7 APM Insight: Get Deep Visibility into Application Performance APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month Monitor end-to-end web transactions and take corrective actions now Troubleshoot faster and improve end-user experience. Signup Now! http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel
