Package io.opencensus.implcore.stats
Class MutableAggregation.MutableCount
- java.lang.Object
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- io.opencensus.implcore.stats.MutableAggregation
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- io.opencensus.implcore.stats.MutableAggregation.MutableCount
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- Enclosing class:
- MutableAggregation
static final class MutableAggregation.MutableCount extends MutableAggregation
Calculate count on aggregatedMeasureValue
s.
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Nested Class Summary
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Nested classes/interfaces inherited from class io.opencensus.implcore.stats.MutableAggregation
MutableAggregation.MutableCount, MutableAggregation.MutableDistribution, MutableAggregation.MutableLastValueDouble, MutableAggregation.MutableLastValueLong, MutableAggregation.MutableMean, MutableAggregation.MutableSumDouble, MutableAggregation.MutableSumLong
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Field Summary
Fields Modifier and Type Field Description private long
count
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Constructor Summary
Constructors Modifier Constructor Description private
MutableCount()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description (package private) void
add(double value, java.util.Map<java.lang.String,AttachmentValue> attachments, Timestamp timestamp)
Put a new value into the MutableAggregation.(package private) void
combine(MutableAggregation other, double fraction)
Combine the internal values of this MutableAggregation and value of the given MutableAggregation, with the given fraction.(package private) static MutableAggregation.MutableCount
create()
Construct aMutableCount
.(package private) long
getCount()
Returns the aggregated count.(package private) AggregationData
toAggregationData()
(package private) Point
toPoint(Timestamp timestamp)
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Method Detail
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create
static MutableAggregation.MutableCount create()
Construct aMutableCount
.- Returns:
- an empty
MutableCount
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add
void add(double value, java.util.Map<java.lang.String,AttachmentValue> attachments, Timestamp timestamp)
Description copied from class:MutableAggregation
Put a new value into the MutableAggregation.- Specified by:
add
in classMutableAggregation
- Parameters:
value
- new value to be added to populationattachments
- the contextual information on anExemplar
timestamp
- the timestamp when the value is recorded
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combine
void combine(MutableAggregation other, double fraction)
Description copied from class:MutableAggregation
Combine the internal values of this MutableAggregation and value of the given MutableAggregation, with the given fraction. Then set the internal value of this MutableAggregation to the combined value.- Specified by:
combine
in classMutableAggregation
- Parameters:
other
- the otherMutableAggregation
. The type of this and otherMutableAggregation
must match.fraction
- the fraction that the value in otherMutableAggregation
should contribute. Must be within [0.0, 1.0].
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toAggregationData
AggregationData toAggregationData()
- Specified by:
toAggregationData
in classMutableAggregation
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toPoint
Point toPoint(Timestamp timestamp)
- Specified by:
toPoint
in classMutableAggregation
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getCount
long getCount()
Returns the aggregated count.- Returns:
- the aggregated count.
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