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 and Description
protected int[]	blockDataSizes
protected long[]	blockOffsets
protected int	midKeyEntry
protected long	midLeafBlockOffset
protected int	midLeafBlockOnDiskSize
protected int	rootCount
protected int	searchTreeLevel

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NoOpEncodedSeeker()

Method Summary

Modifier and Type	Method and Description
protected byte[]	getNonRootIndexedKey(ByteBuff nonRootIndex, int i) The indexed key at the ith position in the nonRootIndex.
int	getRootBlockCount()
Cell	getRootBlockKey(int i)
long	heapSize()
void	initRootIndex(HFileBlock blk, int numEntries, CellComparator comparator, int treeLevel)
boolean	isEmpty()
BlockWithScanInfo	loadDataBlockWithScanInfo(Cell key, HFileBlock currentBlock, boolean cacheBlocks, boolean pread, boolean isCompaction, DataBlockEncoding expectedDataBlockEncoding, HFile.CachingBlockReader cachingBlockReader)
Cell	midkey(HFile.CachingBlockReader cachingBlockReader)
int	rootBlockContainingKey(Cell key)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

blockOffsets

protected long[] blockOffsets

blockDataSizes

protected int[] blockDataSizes

rootCount

protected int rootCount

midLeafBlockOffset

protected long midLeafBlockOffset

midLeafBlockOnDiskSize

protected int midLeafBlockOnDiskSize

midKeyEntry

protected int midKeyEntry

searchTreeLevel

protected int searchTreeLevel

Constructor Detail

NoOpEncodedSeeker

protected NoOpEncodedSeeker()

Method Detail

heapSize

public long heapSize()

Specified by:

heapSize in interface HeapSize

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface HFileIndexBlockEncoder.EncodedSeeker

getRootBlockKey

public Cell 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

midkey

public Cell midkey(HFile.CachingBlockReader cachingBlockReader)
            throws IOException

Specified by:

midkey in interface HFileIndexBlockEncoder.EncodedSeeker

Throws:

IOException

loadDataBlockWithScanInfo

public BlockWithScanInfo loadDataBlockWithScanInfo(Cell 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

getNonRootIndexedKey

protected byte[] getNonRootIndexedKey(ByteBuff nonRootIndex,
                                      int i)

The indexed key at the ith position in the nonRootIndex. The position starts at 0.

Parameters:

i - the ith position

Returns:

The indexed key at the ith position in the nonRootIndex.