Extract Variable	node : String in method package createSplits(nodeToBlocks Map<String,Set<OneBlockInfo>>, blockToNodes Map<OneBlockInfo,String[]>, rackToBlocks Map<String,List<OneBlockInfo>>, totLength long, maxSize long, minSizeNode long, minSizeRack long, splits List<InputSplit>) : void from class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat