Package org.apache.hadoop.hbase.mapreduce

Class WALPlayer.WALKeyValueMapper

java.lang.Object
org.apache.hadoop.mapreduce.Mapper<WALKey,WALEdit,org.apache.hadoop.io.WritableComparable<?>,Cell>
org.apache.hadoop.hbase.mapreduce.WALPlayer.WALKeyValueMapper
Enclosing class:
WALPlayer
static class WALPlayer.WALKeyValueMapper extends org.apache.hadoop.mapreduce.Mapper<WALKey,WALEdit,org.apache.hadoop.io.WritableComparable<?>,Cell>
A mapper that just writes out KeyValues. This one can be used together with CellSortReducer

  • 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
    Description
    private boolean
    diskBasedSortingEnabled
     
    private boolean
    multiTableSupport
     
    private Set<String>
    tableSet
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    WALKeyValueMapper()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    map(WALKey key, WALEdit value, org.apache.hadoop.mapreduce.Mapper<WALKey,WALEdit,org.apache.hadoop.io.WritableComparable<?>,Cell>.org.apache.hadoop.mapreduce.Mapper.Context context)
     
    void
    setup(org.apache.hadoop.mapreduce.Mapper<WALKey,WALEdit,org.apache.hadoop.io.WritableComparable<?>,Cell>.org.apache.hadoop.mapreduce.Mapper.Context context)
     
    private org.apache.hadoop.io.WritableComparable<?>
    wrapKey(byte[] key, ExtendedCell cell)
     

    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