Package com.yahoo.searchlib.aggregation
Class StandardDeviationAggregationResult
java.lang.Object
com.yahoo.vespa.objects.Selectable
com.yahoo.vespa.objects.Identifiable
com.yahoo.searchlib.expression.ExpressionNode
com.yahoo.searchlib.aggregation.AggregationResult
com.yahoo.searchlib.aggregation.StandardDeviationAggregationResult
- All Implemented Interfaces:
Serializable
,Cloneable
- Author:
- bjorncs
- See Also:
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Field Summary
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Constructor Summary
ConstructorDescriptionConstructor used for deserialization.StandardDeviationAggregationResult
(long count, double sum, double sumOfSquared) -
Method Summary
Modifier and TypeMethodDescriptionprotected boolean
getRank()
Returns a value that can be used for ranking.double
protected void
onDeserialize
(com.yahoo.vespa.objects.Deserializer buf) protected int
protected void
onMerge
(AggregationResult obj) Mmust be implemented by subclasses to support merge.protected void
onSerialize
(com.yahoo.vespa.objects.Serializer buf) void
visitMembers
(com.yahoo.vespa.objects.ObjectVisitor visitor) Methods inherited from class com.yahoo.searchlib.aggregation.AggregationResult
clone, equalsExpression, getExpression, getResult, getTag, merge, onExecute, onPrepare, postMerge, setExpression, setTag
Methods inherited from class com.yahoo.searchlib.expression.ExpressionNode
equals, execute, executeIterative, onArgument, prepare
Methods inherited from class com.yahoo.vespa.objects.Identifiable
create, createFromId, deserialize, deserializeOptional, deserializeWithId, equals, getClassId, getRawUtf8Bytes, getUtf8, hashCode, putUtf8, registerClass, serialize, serializeOptional, serializeWithId, toString
Methods inherited from class com.yahoo.vespa.objects.Selectable
select, select, selectMembers
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Field Details
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classId
public static final int classId
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Constructor Details
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StandardDeviationAggregationResult
public StandardDeviationAggregationResult()Constructor used for deserialization. Will be instantiated with a default sketch. -
StandardDeviationAggregationResult
public StandardDeviationAggregationResult(long count, double sum, double sumOfSquared)
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Method Details
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getStandardDeviation
public double getStandardDeviation() -
getRank
Description copied from class:AggregationResult
Returns a value that can be used for ranking.- Specified by:
getRank
in classAggregationResult
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onMerge
Description copied from class:AggregationResult
Mmust be implemented by subclasses to support merge. It is called as theAggregationResult.merge(AggregationResult)
method is invoked.- Specified by:
onMerge
in classAggregationResult
- Parameters:
obj
- the result to merge with
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equalsAggregation
- Specified by:
equalsAggregation
in classAggregationResult
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onSerialize
protected void onSerialize(com.yahoo.vespa.objects.Serializer buf) - Overrides:
onSerialize
in classAggregationResult
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onDeserialize
protected void onDeserialize(com.yahoo.vespa.objects.Deserializer buf) - Overrides:
onDeserialize
in classAggregationResult
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onGetClassId
protected int onGetClassId()- Overrides:
onGetClassId
in classAggregationResult
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visitMembers
public void visitMembers(com.yahoo.vespa.objects.ObjectVisitor visitor) - Overrides:
visitMembers
in classAggregationResult
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