Package com.yahoo.searchlib.aggregation
Class CountAggregationResult
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.CountAggregationResult
- All Implemented Interfaces:
Serializable
,Cloneable
This is an aggregated result holding the number of aggregated hits.
- Author:
- baldersheim, Simon Thoresen Hult
- See Also:
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Field Summary
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Constructor Summary
ConstructorDescriptionConstructs an empty result node.CountAggregationResult
(long count) Constructs an instance of this class with given count value. -
Method Summary
Modifier and TypeMethodDescriptionprotected boolean
final long
getCount()
Returns the number of aggregated hits.getRank()
Returns a value that can be used for ranking.int
hashCode()
protected void
onDeserialize
(com.yahoo.vespa.objects.Deserializer buf) protected int
protected void
onMerge
(AggregationResult result) Mmust be implemented by subclasses to support merge.protected void
onSerialize
(com.yahoo.vespa.objects.Serializer buf) final CountAggregationResult
setCount
(long count) Sets the number of aggregated hits.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, putUtf8, registerClass, 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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CountAggregationResult
public CountAggregationResult()Constructs an empty result node. NOTE: This instance is broken until non-optional member data is set. -
CountAggregationResult
public CountAggregationResult(long count) Constructs an instance of this class with given count value.- Parameters:
count
- the initial number of hits
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Method Details
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getCount
public final long getCount()Returns the number of aggregated hits. -
setCount
Sets the number of aggregated hits.- Parameters:
count
- the count- Returns:
- this, to allow chaining
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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:
result
- the result to merge with
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onGetClassId
protected int onGetClassId()- Overrides:
onGetClassId
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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equalsAggregation
- Specified by:
equalsAggregation
in classAggregationResult
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hashCode
public int hashCode()- Overrides:
hashCode
in classcom.yahoo.vespa.objects.Identifiable
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visitMembers
public void visitMembers(com.yahoo.vespa.objects.ObjectVisitor visitor) - Overrides:
visitMembers
in classAggregationResult
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