Package org.apache.druid.query.groupby.epinephelinae

Class LimitedBufferHashGrouper.BufferGrouperOffsetHeapIndexUpdater

java.lang.Object

org.apache.druid.query.groupby.epinephelinae.LimitedBufferHashGrouper.BufferGrouperOffsetHeapIndexUpdater

Enclosing class:

LimitedBufferHashGrouper<KeyType>

public static class LimitedBufferHashGrouper.BufferGrouperOffsetHeapIndexUpdater
extends Object

Constructor Summary

Constructors

Constructor	Description
BufferGrouperOffsetHeapIndexUpdater(ByteBuffer hashTableBuffer, int indexPosition)

Method Summary

Modifier and Type	Method	Description
int	getHeapIndexForOffset(int bucketOffset)
void	setHashTableBuffer(ByteBuffer newTableBuffer)
void	updateHeapIndexForOffset(int bucketOffset, int newHeapIndex)

Methods inherited from class java.lang.Object

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

Constructor Detail

BufferGrouperOffsetHeapIndexUpdater

public BufferGrouperOffsetHeapIndexUpdater(ByteBuffer hashTableBuffer,
                                           int indexPosition)

Method Detail

setHashTableBuffer

public void setHashTableBuffer(ByteBuffer newTableBuffer)

updateHeapIndexForOffset

public void updateHeapIndexForOffset(int bucketOffset,
                                     int newHeapIndex)

getHeapIndexForOffset

public int getHeapIndexForOffset(int bucketOffset)