public static class NullInputFormat.NullRecordReader extends Object implements org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>
| Constructor and Description |
|---|
NullInputFormat.NullRecordReader() |
| Modifier and Type | Method and Description |
|---|---|
void |
close() |
org.apache.hadoop.io.NullWritable |
createKey() |
org.apache.hadoop.io.NullWritable |
createValue() |
long |
getPos() |
float |
getProgress() |
boolean |
next(org.apache.hadoop.io.NullWritable key,
org.apache.hadoop.io.NullWritable value) |
public boolean next(org.apache.hadoop.io.NullWritable key,
org.apache.hadoop.io.NullWritable value)
throws IOException
next in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>IOExceptionpublic org.apache.hadoop.io.NullWritable createKey()
createKey in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>public org.apache.hadoop.io.NullWritable createValue()
createValue in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>public long getPos()
throws IOException
getPos in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>IOExceptionpublic float getProgress()
throws IOException
getProgress in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>IOExceptionpublic void close()
close in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>Copyright © 2015. All rights reserved.