CompactionTool.CompactionMapper (Apache HBase 1.2.12 API)

java.lang.Object
- org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>
- - org.apache.hadoop.hbase.regionserver.CompactionTool.CompactionMapper

Enclosing class:: CompactionTool

private static class CompactionTool.CompactionMapper
extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Nested Class Summary
- Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper
  org.apache.hadoop.mapreduce.Mapper.Context

Field Summary

Fields
Modifier and Type Field and Description

private boolean compactOnce

private CompactionTool.CompactionWorker compactor

private boolean major

Fields
Modifier and Type	Field and Description
`private boolean`	`compactOnce`
`private CompactionTool.CompactionWorker`	`compactor`
`private boolean`	`major`

Constructor Summary

Constructors
Modifier Constructor and Description

private CompactionTool.CompactionMapper()

Constructors
Modifier	Constructor and Description
`private`	`CompactionTool.CompactionMapper()`

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`map(org.apache.hadoop.io.LongWritable key, org.apache.hadoop.io.Text value, org.apache.hadoop.mapreduce.Mapper.Context context)`
`void`	`setup(org.apache.hadoop.mapreduce.Mapper.Context context)`

Methods inherited from class org.apache.hadoop.mapreduce.Mapper
cleanup, run

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

- Field Detail
  - compactor
```
private CompactionTool.CompactionWorker compactor
```
  - compactOnce
```
private boolean compactOnce
```
  - major
```
private boolean major
```
- Constructor Detail
  - CompactionTool.CompactionMapper
```
private CompactionTool.CompactionMapper()
```
- Method Detail
  - setup
```
public void setup(org.apache.hadoop.mapreduce.Mapper.Context context)
```
    Overrides:
    
    setup in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>
  - map
```
public void map(org.apache.hadoop.io.LongWritable key,
       org.apache.hadoop.io.Text value,
       org.apache.hadoop.mapreduce.Mapper.Context context)
         throws InterruptedException,
                IOException
```
    Overrides:
    
    map in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>
    
    Throws:
    
    InterruptedException
    
    IOException

Class CompactionTool.CompactionMapper

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper

Field Summary

Constructor Summary

Method Summary

Methods inherited from class org.apache.hadoop.mapreduce.Mapper

Methods inherited from class java.lang.Object

Field Detail

compactor

compactOnce

major

Constructor Detail

CompactionTool.CompactionMapper

Method Detail

setup

map