Package org.apache.druid.timeline.partition

Class HashBucketShardSpec

java.lang.Object

org.apache.druid.timeline.partition.HashBucketShardSpec

All Implemented Interfaces:

BucketNumberedShardSpec<BuildingHashBasedNumberedShardSpec>, ShardSpec

public class HashBucketShardSpec
extends Object
implements BucketNumberedShardSpec<BuildingHashBasedNumberedShardSpec>

See BucketNumberedShardSpec for how this class is used.

See Also:

• BuildingHashBasedNumberedShardSpec

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.druid.timeline.partition.ShardSpec

ShardSpec.Type

Constructor Summary

Constructors

Constructor	Description
HashBucketShardSpec(int bucketId, int numBuckets, List<String> partitionDimensions, HashPartitionFunction partitionFunction, com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

Method Summary

Modifier and Type	Method	Description
BuildingHashBasedNumberedShardSpec	convert(int partitionId)
boolean	equals(Object o)
int	getBucketId()
ShardSpecLookup	getLookup(List<? extends ShardSpec> shardSpecs)
int	getNumBuckets()
List<String>	getPartitionDimensions()
HashPartitionFunction	getPartitionFunction()
String	getType()	Get the type name of this ShardSpec.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.druid.timeline.partition.BucketNumberedShardSpec

createChunk, getDomainDimensions, getNumCorePartitions, getPartitionNum, possibleInDomain

Methods inherited from interface org.apache.druid.timeline.partition.ShardSpec

getAtomicUpdateGroupSize, getEndRootPartitionId, getMinorVersion, getStartRootPartitionId, sharePartitionSpace

Constructor Details

HashBucketShardSpec

public HashBucketShardSpec(int bucketId,
 int numBuckets,
 List<String> partitionDimensions,
 HashPartitionFunction partitionFunction,
 com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

Method Details

getBucketId

public int getBucketId()

Specified by:

getBucketId in interface BucketNumberedShardSpec<BuildingHashBasedNumberedShardSpec>

getNumBuckets

public int getNumBuckets()

getPartitionDimensions

public List<String> getPartitionDimensions()

getPartitionFunction

public HashPartitionFunction getPartitionFunction()

convert

public BuildingHashBasedNumberedShardSpec convert(int partitionId)

Specified by:

convert in interface BucketNumberedShardSpec<BuildingHashBasedNumberedShardSpec>

getLookup

public ShardSpecLookup getLookup(List<? extends ShardSpec> shardSpecs)

Specified by:

getLookup in interface ShardSpec

getType

public String getType()

Description copied from interface: ShardSpec

Get the type name of this ShardSpec.

Specified by:

getType in interface ShardSpec

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object