在maper類中
Path path = ((FileSplit) context.getInputSplit()).getPath() .getParent();
String fileName = path.getParent().toString();
引用類爲
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.lib.input.FileSplit;
在maper類中
Path path = ((FileSplit) context.getInputSplit()).getPath() .getParent();
String fileName = path.getParent().toString();
引用類爲
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.lib.input.FileSplit;