RowCounter.RowCounterMapper (Apache HBase 1.2.12 API)

java.lang.Object
- org.apache.hadoop.hbase.mapred.RowCounter.RowCounterMapper

All Implemented Interfaces:

Closeable, AutoCloseable, TableMap<ImmutableBytesWritable,Result>, org.apache.hadoop.mapred.JobConfigurable, org.apache.hadoop.mapred.Mapper<ImmutableBytesWritable,Result,ImmutableBytesWritable,Result>

Enclosing class:

RowCounter
```
static class RowCounter.RowCounterMapper
extends Object
implements TableMap<ImmutableBytesWritable,Result>
```
Mapper that runs the count.

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

private static class RowCounter.RowCounterMapper.Counters

Nested Classes
Modifier and Type	Class and Description
`private static class`	`RowCounter.RowCounterMapper.Counters`

Constructor Summary

Constructors
Constructor and Description

RowCounter.RowCounterMapper()

Constructors
Constructor and Description
`RowCounter.RowCounterMapper()`

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`close()`
`void`	`configure(org.apache.hadoop.mapred.JobConf jc)`
`void`	`map(ImmutableBytesWritable row, Result values, org.apache.hadoop.mapred.OutputCollector<ImmutableBytesWritable,Result> output, org.apache.hadoop.mapred.Reporter reporter)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail
- RowCounter.RowCounterMapper
```
RowCounter.RowCounterMapper()
```

Method Detail

map

public void map(ImmutableBytesWritable row,
       Result values,
       org.apache.hadoop.mapred.OutputCollector<ImmutableBytesWritable,Result> output,
       org.apache.hadoop.mapred.Reporter reporter)
         throws IOException

Specified by:: map in interface org.apache.hadoop.mapred.Mapper<ImmutableBytesWritable,Result,ImmutableBytesWritable,Result>
Throws:: IOException

configure
```
public void configure(org.apache.hadoop.mapred.JobConf jc)
```
Specified by:

configure in interface org.apache.hadoop.mapred.JobConfigurable

close
```
public void close()
           throws IOException
```
Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

Class RowCounter.RowCounterMapper

Nested Class Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

RowCounter.RowCounterMapper

Method Detail

map

configure

close