Package org.apache.hadoop.hbase.util

Class RowPrefixFixedLengthBloomContext

java.lang.Object

org.apache.hadoop.hbase.util.BloomContext

org.apache.hadoop.hbase.util.RowBloomContext

org.apache.hadoop.hbase.util.RowPrefixFixedLengthBloomContext

@Private
public class RowPrefixFixedLengthBloomContext
extends RowBloomContext

Handles ROWPREFIX bloom related context. It works with both ByteBufferedCell and byte[] backed cells

Field Summary

Fields

Modifier and Type	Field	Description
private final int	prefixLength

Fields inherited from class org.apache.hadoop.hbase.util.BloomContext

bloomFilterWriter, comparator

Constructor Summary

Constructors

Constructor	Description
RowPrefixFixedLengthBloomContext(BloomFilterWriter bloomFilterWriter, CellComparator comparator, int prefixLength)

Method Summary

Modifier and Type	Method	Description
private Cell	getRowPrefixCell(Cell cell)
void	writeBloom(Cell cell)	Bloom information from the cell is retrieved

Methods inherited from class org.apache.hadoop.hbase.util.RowBloomContext

addLastBloomKey, isNewKey

Methods inherited from class org.apache.hadoop.hbase.util.BloomContext

getLastCell

Methods inherited from class java.lang.Object

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

Field Details

prefixLength

private final int prefixLength

Constructor Details

RowPrefixFixedLengthBloomContext

public RowPrefixFixedLengthBloomContext(BloomFilterWriter bloomFilterWriter,
 CellComparator comparator,
 int prefixLength)

Method Details

writeBloom

public void writeBloom(Cell cell)
                throws IOException

Description copied from class: BloomContext

Bloom information from the cell is retrieved

Overrides:

writeBloom in class BloomContext

Throws:

IOException

getRowPrefixCell

private Cell getRowPrefixCell(Cell cell)

Parameters:

cell - the cell

Returns:

the new cell created by row prefix