Package org.geotools.filter.function
Class JenksNaturalBreaksFunction
Object
ExpressionAbstract
DefaultExpression
ClassificationFunction
JenksNaturalBreaksFunction
- All Implemented Interfaces:
Expression
,Function
,FunctionExpression
,Factory
Calculate the Jenks' Natural Breaks classification for a featurecollection
- Author:
- Ian Turton
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Field Summary
FieldsFields inherited from class ClassificationFunction
LOGGER
Fields inherited from interface Expression
NIL
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Constructor Summary
Constructors -
Method Summary
Methods inherited from class ClassificationFunction
accept, computeGroupByPercentages, computePercentage, decimalPlaces, fixRound, getClasses, getFallbackValue, getFunctionName, getImplementationHints, getName, getParameters, getProgressListener, round, setClasses, setFallbackValue, setParameters, setProgressListener, toString
Methods inherited from class DefaultExpression
isAttributeExpression, isExpression, isFunctionExpression, isGeometryExpression, isLiteralExpression, isMathExpression
Methods inherited from class ExpressionAbstract
evaluate
Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Methods inherited from interface Expression
evaluate
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Field Details
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NAME
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Constructor Details
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JenksNaturalBreaksFunction
public JenksNaturalBreaksFunction()
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Method Details
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evaluate
Description copied from class:ExpressionAbstract
Subclass should override, default implementation returns null.- Specified by:
evaluate
in interfaceExpression
- Specified by:
evaluate
in classClassificationFunction
- Returns:
- default implementation returns null
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