@InterfaceAudience.Private public class CompoundBloomFilterBase extends Object implements BloomFilterBase
Modifier and Type | Field and Description |
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protected KeyValue.KVComparator |
comparator
Comparator used to compare Bloom filter keys
|
private static byte[] |
DUMMY |
protected float |
errorRate
Target error rate for configuring the filter and for information
|
protected int |
hashType
Hash function type to use, as defined in
Hash |
protected int |
numChunks
At read time, the total number of chunks.
|
protected long |
totalByteSize |
protected long |
totalKeyCount
The total number of keys in all chunks
|
protected long |
totalMaxKeys |
static int |
VERSION
The Bloom filter version.
|
Constructor and Description |
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CompoundBloomFilterBase() |
Modifier and Type | Method and Description |
---|---|
byte[] |
createBloomKey(byte[] row,
int roffset,
int rlength,
byte[] qualifier,
int qoffset,
int qlength)
Prepare an ordered pair of row and qualifier to be compared using
KeyValue.KeyComparator.
|
long |
getByteSize() |
KeyValue.KVComparator |
getComparator() |
long |
getKeyCount() |
long |
getMaxKeys() |
protected int numChunks
public static final int VERSION
protected float errorRate
protected long totalKeyCount
protected long totalByteSize
protected long totalMaxKeys
protected int hashType
Hash
protected KeyValue.KVComparator comparator
private static final byte[] DUMMY
public long getMaxKeys()
getMaxKeys
in interface BloomFilterBase
public long getKeyCount()
getKeyCount
in interface BloomFilterBase
public long getByteSize()
getByteSize
in interface BloomFilterBase
public byte[] createBloomKey(byte[] row, int roffset, int rlength, byte[] qualifier, int qoffset, int qlength)
createBloomKey
in interface BloomFilterBase
public KeyValue.KVComparator getComparator()
getComparator
in interface BloomFilterBase
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