Class HashBasedNumberedPartialShardSpec
- java.lang.Object
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- org.apache.druid.timeline.partition.HashBasedNumberedPartialShardSpec
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- All Implemented Interfaces:
PartialShardSpec
public class HashBasedNumberedPartialShardSpec extends Object implements PartialShardSpec
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Constructor Summary
Constructors Constructor Description HashBasedNumberedPartialShardSpec(List<String> partitionDimensions, int bucketId, int numBuckets, HashPartitionFunction partitionFunction)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description ShardSpec
complete(com.fasterxml.jackson.databind.ObjectMapper objectMapper, int partitionId, int numCorePartitions)
Creates a new ShardSpec with given partitionId and numCorePartitions.boolean
equals(Object o)
int
getBucketId()
int
getNumBuckets()
List<String>
getPartitionDimensions()
HashPartitionFunction
getPartitionFunction()
Class<? extends ShardSpec>
getShardSpecClass()
Returns the class of the shardSpec created by this factory.int
hashCode()
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Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.apache.druid.timeline.partition.PartialShardSpec
useNonRootGenerationPartitionSpace
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Field Detail
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TYPE
public static final String TYPE
- See Also:
- Constant Field Values
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Constructor Detail
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HashBasedNumberedPartialShardSpec
public HashBasedNumberedPartialShardSpec(@Nullable List<String> partitionDimensions, int bucketId, int numBuckets, @Nullable HashPartitionFunction partitionFunction)
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Method Detail
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getBucketId
public int getBucketId()
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getNumBuckets
public int getNumBuckets()
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getPartitionFunction
@Nullable public HashPartitionFunction getPartitionFunction()
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complete
public ShardSpec complete(com.fasterxml.jackson.databind.ObjectMapper objectMapper, int partitionId, int numCorePartitions)
Description copied from interface:PartialShardSpec
Creates a new ShardSpec with given partitionId and numCorePartitions.- Specified by:
complete
in interfacePartialShardSpec
- Parameters:
objectMapper
- jsonMapper used only forHashBasedNumberedShardSpec
partitionId
- partitionId of the shardSpec. must be carefully chosen to be unique in a time chunknumCorePartitions
- the core partition set size. Should be set properly to determine if this segment belongs to the core partitions.
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getShardSpecClass
public Class<? extends ShardSpec> getShardSpecClass()
Description copied from interface:PartialShardSpec
Returns the class of the shardSpec created by this factory.- Specified by:
getShardSpecClass
in interfacePartialShardSpec
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