Class SparseSketch
- java.lang.Object
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- com.yahoo.vespa.objects.Selectable
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- com.yahoo.vespa.objects.Identifiable
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- com.yahoo.searchlib.aggregation.hll.Sketch<SparseSketch>
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- com.yahoo.searchlib.aggregation.hll.SparseSketch
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- All Implemented Interfaces:
java.lang.Cloneable
public class SparseSketch extends Sketch<SparseSketch>
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Field Summary
Fields Modifier and Type Field Description static int
classId
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Constructor Summary
Constructors Constructor Description SparseSketch()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
aggregate(int hash)
Aggregates the hash value.void
aggregate(java.lang.Iterable<java.lang.Integer> hashValues)
Aggregates the hash values.java.util.HashSet<java.lang.Integer>
data()
boolean
equals(java.lang.Object o)
int
hashCode()
void
merge(SparseSketch other)
Merge content of other into 'this'.protected void
onDeserialize(com.yahoo.vespa.objects.Deserializer buf)
protected int
onGetClassId()
protected void
onSerialize(com.yahoo.vespa.objects.Serializer buf)
Serializes the Sketch.int
size()
java.lang.String
toString()
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Method Detail
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merge
public void merge(SparseSketch other)
Description copied from class:Sketch
Merge content of other into 'this'.- Specified by:
merge
in classSketch<SparseSketch>
- Parameters:
other
- Other sketch
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aggregate
public void aggregate(java.lang.Iterable<java.lang.Integer> hashValues)
Aggregates the hash values.- Specified by:
aggregate
in classSketch<SparseSketch>
- Parameters:
hashValues
- Provides an iterator for the hash values
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aggregate
public void aggregate(int hash)
Aggregates the hash value.- Specified by:
aggregate
in classSketch<SparseSketch>
- Parameters:
hash
- Hash value.
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onSerialize
protected void onSerialize(com.yahoo.vespa.objects.Serializer buf)
Serializes the Sketch. Serialization format ================== Number of elements: 4 bytes Elements: N * 4 bytes- Overrides:
onSerialize
in classcom.yahoo.vespa.objects.Identifiable
- Parameters:
buf
- Serializer
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onDeserialize
protected void onDeserialize(com.yahoo.vespa.objects.Deserializer buf)
- Overrides:
onDeserialize
in classcom.yahoo.vespa.objects.Identifiable
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onGetClassId
protected int onGetClassId()
- Overrides:
onGetClassId
in classcom.yahoo.vespa.objects.Identifiable
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data
public java.util.HashSet<java.lang.Integer> data()
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size
public int size()
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equals
public boolean equals(java.lang.Object o)
- Overrides:
equals
in classcom.yahoo.vespa.objects.Identifiable
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hashCode
public int hashCode()
- Overrides:
hashCode
in classcom.yahoo.vespa.objects.Identifiable
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toString
public java.lang.String toString()
- Overrides:
toString
in classcom.yahoo.vespa.objects.Identifiable
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