org.apache.hadoop.hive.common.io

Class CacheTag.MultiPartitionCacheTag

java.lang.Object

org.apache.hadoop.hive.common.io.CacheTag

org.apache.hadoop.hive.common.io.CacheTag.PartitionCacheTag

org.apache.hadoop.hive.common.io.CacheTag.MultiPartitionCacheTag

All Implemented Interfaces:

Comparable<CacheTag>

Enclosing class:

CacheTag

public static final class CacheTag.MultiPartitionCacheTag
extends CacheTag.PartitionCacheTag

CacheTag for tables with more than one partition level.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.common.io.CacheTag

CacheTag.MultiPartitionCacheTag, CacheTag.PartitionCacheTag, CacheTag.SinglePartitionCacheTag, CacheTag.TableCacheTag

Field Summary

Fields inherited from class org.apache.hadoop.hive.common.io.CacheTag

tableName

Method Summary

Modifier and Type	Method and Description
int	compareTo(CacheTag o)
String[]	getEncodedPartitionDesc() Returns the encoded partition desc.
LinkedHashMap<String,String>	getPartitionDescMap() Returns a map of partition keys and values built from the information of this CacheTag.
int	hashCode()
String	partitionDescToString() Returns a pretty printed String version of the partitionDesc in the format of p1=v1/p2=v2...

Methods inherited from class org.apache.hadoop.hive.common.io.CacheTag

build, build, build, createParentCacheTag, equals, getTableName

Methods inherited from class java.lang.Object

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

Method Detail

compareTo

public int compareTo(CacheTag o)

Specified by:

compareTo in interface Comparable<CacheTag>

Overrides:

compareTo in class CacheTag

hashCode

public int hashCode()

Overrides:

hashCode in class CacheTag

partitionDescToString

public String partitionDescToString()

Description copied from class: CacheTag.PartitionCacheTag

Returns a pretty printed String version of the partitionDesc in the format of p1=v1/p2=v2...

Specified by:

partitionDescToString in class CacheTag.PartitionCacheTag

Returns:

the pretty printed String

getPartitionDescMap

public LinkedHashMap<String,String> getPartitionDescMap()

Description copied from class: CacheTag.PartitionCacheTag

Returns a map of partition keys and values built from the information of this CacheTag.

Specified by:

getPartitionDescMap in class CacheTag.PartitionCacheTag

Returns:

the map

getEncodedPartitionDesc

public String[] getEncodedPartitionDesc()

Description copied from class: CacheTag.PartitionCacheTag

Returns the encoded partition desc. Mainly for serialization, to short circuit the encoding/decoding process.

Specified by:

getEncodedPartitionDesc in class CacheTag.PartitionCacheTag