org.apache.hadoop.hive.ql.io

Class HiveKey

java.lang.Object

BytesWritable

org.apache.hadoop.hive.ql.io.HiveKey

public class HiveKey
extends BytesWritable

HiveKey is a simple wrapper on Text which allows us to set the hashCode easily. hashCode is used for hadoop partitioner.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	HiveKey.Comparator A Comparator optimized for HiveKey.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	myHashCode

Constructor Summary

Constructors

Constructor and Description
HiveKey()
HiveKey(byte[] bytes, int hashcode)

Method Summary

Modifier and Type	Method and Description
int	hashCode()
void	setHashCode(int myHashCode)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Field Detail

myHashCode

protected int myHashCode

Constructor Detail

HiveKey

public HiveKey()

HiveKey

public HiveKey(byte[] bytes,
               int hashcode)

Method Detail

setHashCode

public void setHashCode(int myHashCode)

hashCode

public int hashCode()