Package org.apache.hadoop.hbase.io.hfile

Class NoOpIndexBlockEncoder.NoOpEncodedSeeker

java.lang.Object

org.apache.hadoop.hbase.io.hfile.NoOpIndexBlockEncoder.NoOpEncodedSeeker

All Implemented Interfaces:

HeapSize, HFileIndexBlockEncoder.EncodedSeeker

Enclosing class:

NoOpIndexBlockEncoder

protected static class NoOpIndexBlockEncoder.NoOpEncodedSeeker
extends Object
implements HFileIndexBlockEncoder.EncodedSeeker

Field Summary

Fields

Modifier and Type	Field	Description
protected int[]	blockDataSizes
private ExtendedCell[]	blockKeys
protected long[]	blockOffsets
private CellComparator	comparator
private AtomicReference<ExtendedCell>	midKey	Pre-computed mid-key
protected int	midKeyEntry
protected long	midLeafBlockOffset
protected int	midLeafBlockOnDiskSize
protected int	rootCount
protected int	searchTreeLevel

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	NoOpEncodedSeeker()

Method Summary

Modifier and Type	Method	Description
private void	add(byte[] key, long offset, int dataSize)
int	getRootBlockCount()
ExtendedCell	getRootBlockKey(int i)
long	heapSize()	Return the approximate 'exclusive deep size' of implementing object.
private void	init(HFileBlock blk, int numEntries)
private void	initialize(int numEntries)
void	initRootIndex(HFileBlock blk, int numEntries, CellComparator comparator, int treeLevel)
boolean	isEmpty()
BlockWithScanInfo	loadDataBlockWithScanInfo(ExtendedCell key, HFileBlock currentBlock, boolean cacheBlocks, boolean pread, boolean isCompaction, DataBlockEncoding expectedDataBlockEncoding, HFile.CachingBlockReader cachingBlockReader)
ExtendedCell	midkey(HFile.CachingBlockReader cachingBlockReader)
private void	readRootIndex(DataInput in, int numEntries)
private DataInputStream	readRootIndex(HFileBlock blk, int numEntries)
int	rootBlockContainingKey(Cell key)
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

blockOffsets

protected long[] blockOffsets

blockDataSizes

protected int[] blockDataSizes

rootCount

protected int rootCount

midLeafBlockOffset

protected long midLeafBlockOffset

midLeafBlockOnDiskSize

protected int midLeafBlockOnDiskSize

midKeyEntry

protected int midKeyEntry

blockKeys

private ExtendedCell[] blockKeys

comparator

private CellComparator comparator

searchTreeLevel

protected int searchTreeLevel

midKey

private AtomicReference<ExtendedCell> midKey

Pre-computed mid-key

Constructor Details

NoOpEncodedSeeker

protected NoOpEncodedSeeker()

Method Details

heapSize

public long heapSize()

Description copied from interface: HeapSize

Return the approximate 'exclusive deep size' of implementing object. Includes count of payload and hosting object sizings.

Specified by:

heapSize in interface HeapSize

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface HFileIndexBlockEncoder.EncodedSeeker

getRootBlockKey

public ExtendedCell getRootBlockKey(int i)

Specified by:

getRootBlockKey in interface HFileIndexBlockEncoder.EncodedSeeker

getRootBlockCount

public int getRootBlockCount()

Specified by:

getRootBlockCount in interface HFileIndexBlockEncoder.EncodedSeeker

initRootIndex

public void initRootIndex(HFileBlock blk,
 int numEntries,
 CellComparator comparator,
 int treeLevel)
                   throws IOException

Specified by:

initRootIndex in interface HFileIndexBlockEncoder.EncodedSeeker

Throws:

IOException

init

private void init(HFileBlock blk,
 int numEntries)
           throws IOException

Throws:

IOException

readRootIndex

private DataInputStream readRootIndex(HFileBlock blk,
 int numEntries)
                               throws IOException

Throws:

IOException

readRootIndex

private void readRootIndex(DataInput in,
 int numEntries)
                    throws IOException

Throws:

IOException

initialize

private void initialize(int numEntries)

add

private void add(byte[] key,
 long offset,
 int dataSize)

midkey

public ExtendedCell midkey(HFile.CachingBlockReader cachingBlockReader)
                    throws IOException

Specified by:

midkey in interface HFileIndexBlockEncoder.EncodedSeeker

Throws:

IOException

loadDataBlockWithScanInfo

public BlockWithScanInfo loadDataBlockWithScanInfo(ExtendedCell key,
 HFileBlock currentBlock,
 boolean cacheBlocks,
 boolean pread,
 boolean isCompaction,
 DataBlockEncoding expectedDataBlockEncoding,
 HFile.CachingBlockReader cachingBlockReader)
                                            throws IOException

Specified by:

loadDataBlockWithScanInfo in interface HFileIndexBlockEncoder.EncodedSeeker

Throws:

IOException

rootBlockContainingKey

public int rootBlockContainingKey(Cell key)

Specified by:

rootBlockContainingKey in interface HFileIndexBlockEncoder.EncodedSeeker

toString

public String toString()

Overrides:

toString in class Object