Package com.yahoo.searchlib.aggregation.hll

Class SparseSketch

java.lang.Object
com.yahoo.vespa.objects.Selectable
com.yahoo.vespa.objects.Identifiable
com.yahoo.searchlib.aggregation.hll.Sketch<SparseSketch>
com.yahoo.searchlib.aggregation.hll.SparseSketch
All Implemented Interfaces:
Cloneable
public class SparseSketch extends Sketch<SparseSketch>

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    classId
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    SparseSketch()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    aggregate(int hash)
    Aggregates the hash value.
    void
    aggregate(Iterable<Integer> hashValues)
    Aggregates the hash values.
    HashSet<Integer>
    data()
     
    boolean
    equals(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()
     
    String
    toString()
     

    Methods inherited from class com.yahoo.vespa.objects.Identifiable

    clone, create, createFromId, deserialize, deserializeOptional, deserializeWithId, equals, getClassId, getRawUtf8Bytes, getUtf8, putUtf8, registerClass, serialize, serializeOptional, serializeWithId, visitMembers

    Methods inherited from class com.yahoo.vespa.objects.Selectable

    select, select, selectMembers

    Methods inherited from class java.lang.Object

    finalize, getClass, notify, notifyAll, wait, wait, wait

  • Field Details

    • classId

      public static final int classId

  • Constructor Details

    • SparseSketch

      public SparseSketch()

  • Method Details

    • merge

      public void merge(SparseSketch other)
      Description copied from class: Sketch
      Merge content of other into 'this'.
      Specified by:
      merge in class Sketch<SparseSketch>
      Parameters:
      other - Other sketch

    • aggregate

      public void aggregate(Iterable<Integer> hashValues)
      Aggregates the hash values.
      Specified by:
      aggregate in class Sketch<SparseSketch>
      Parameters:
      hashValues - Provides an iterator for the hash values

    • aggregate

      public void aggregate(int hash)
      Aggregates the hash value.
      Specified by:
      aggregate in class Sketch<SparseSketch>
      Parameters:
      hash - Hash value.

    • 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 class com.yahoo.vespa.objects.Identifiable
      Parameters:
      buf - Serializer

    • onDeserialize

      protected void onDeserialize(com.yahoo.vespa.objects.Deserializer buf)
      Overrides:
      onDeserialize in class com.yahoo.vespa.objects.Identifiable

    • onGetClassId

      protected int onGetClassId()
      Overrides:
      onGetClassId in class com.yahoo.vespa.objects.Identifiable

    • data

      public HashSet<Integer> data()

    • size

      public int size()

    • equals

      public boolean equals(Object o)
      Overrides:
      equals in class com.yahoo.vespa.objects.Identifiable

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class com.yahoo.vespa.objects.Identifiable

    • toString

      public String toString()
      Overrides:
      toString in class com.yahoo.vespa.objects.Identifiable