org.apache.cassandra.index.sasi.disk

Class OnDiskBlock<T extends Term>

java.lang.Object

org.apache.cassandra.index.sasi.disk.OnDiskBlock<T>

Direct Known Subclasses:

OnDiskIndex.DataBlock, OnDiskIndex.PointerBlock

public abstract class OnDiskBlock<T extends Term>
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	OnDiskBlock.BlockType
static class	OnDiskBlock.SearchResult<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected MappedBuffer	blockIndex
protected int	blockIndexSize
protected TokenTree	combinedIndex
protected boolean	hasCombinedIndex

Constructor Summary

Constructors

Constructor and Description
OnDiskBlock(Descriptor descriptor, MappedBuffer block, OnDiskBlock.BlockType blockType)

Method Summary

Modifier and Type	Method and Description
protected abstract T	cast(MappedBuffer data)
TokenTree	getBlockIndex()
protected T	getTerm(int index)
protected long	getTermPosition(int idx)
int	maxOffset(OnDiskIndex.IteratorOrder order)
int	minOffset(OnDiskIndex.IteratorOrder order)
OnDiskBlock.SearchResult<T>	search(AbstractType<?> comparator, java.nio.ByteBuffer query)
protected int	termCount()

Methods inherited from class java.lang.Object

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

Field Detail

blockIndex

protected final MappedBuffer blockIndex

blockIndexSize

protected final int blockIndexSize

hasCombinedIndex

protected final boolean hasCombinedIndex

combinedIndex

protected final TokenTree combinedIndex

Constructor Detail

OnDiskBlock

public OnDiskBlock(Descriptor descriptor,
                   MappedBuffer block,
                   OnDiskBlock.BlockType blockType)

Method Detail

search

public OnDiskBlock.SearchResult<T> search(AbstractType<?> comparator,
                                          java.nio.ByteBuffer query)

getTerm

protected T getTerm(int index)

getTermPosition

protected long getTermPosition(int idx)

termCount

protected int termCount()

cast

protected abstract T cast(MappedBuffer data)

getBlockIndex

public TokenTree getBlockIndex()

minOffset

public int minOffset(OnDiskIndex.IteratorOrder order)

maxOffset

public int maxOffset(OnDiskIndex.IteratorOrder order)