The Mapper class has a close() method. You can put arbitrary code in there.
You can even save a reference to the OutputCollector during the map() method, and then emit "final" key, value pairs after the entire InputSplit has been processed. - Aaron On Thu, Jun 17, 2010 at 5:22 AM, Mohamed Riadh Trad <[email protected]>wrote: > I think that there is a closable() class on Java, what about hadoop pipes? > Le 17 juin 2010 à 14:21, Mohamed Riadh Trad a écrit : > > > Hi all, > > > > Is it possible to put instructions to be executed after all the record > reader have been proceeded within a map? > > > > (on close() function??) > > > > Regards. > >
