Usually, you'd do that kind of processing in the setConf method of the Mapper (assuming you mark it Configurable). That will let you get the configuration which can contain the location of the file to read.
-- Owen
Usually, you'd do that kind of processing in the setConf method of the Mapper (assuming you mark it Configurable). That will let you get the configuration which can contain the location of the file to read.
-- Owen