public static RaidInfo getFileRaidInfo ( final FileStatus stat , Configuration conf , boolean skipHarChecking ) throws IOException { // now look for the parity file ParityFilePair ppair = null ; for ( Codec c : Codec . getCodecs ( ) ) { ppair = ParityFilePair . getParityFile ( c , stat , conf , skipHarChecking ) ; if ( ppair != null ) { return new RaidInfo ( c , ppair , c . parityLength ) ; } } return new RaidInfo ( null , ppair , 0 ) ; }
returns the raid for a given file