Variance

java.lang.Object

com.semedy.reasoner.builtin.aggregation.AbstractAggregation

com.semedy.reasoner.builtin.aggregation.Variance

All Implemented Interfaces:: Aggregation, Builtin, VariableArgumentLengthBuiltin

public class Variance extends AbstractAggregation

variance builtin with first argument is the grouping argument

Constructor Summary

Constructors

Constructor

Description

Variance()
Method Summary

Modifier and Type

Method

Description

Builtin

cloneBuiltin()

clone the builtin

String[]

getArgumentDescriptions()

get descriptions for the different arguments

String

getDescription()

get a description for the builtin

String

getName()

get the name of the builtin

Methods inherited from class com.semedy.reasoner.builtin.aggregation.AbstractAggregation
clear, deliversOneResultOnly, evaluate, evaluationFinished, getArity, getMaxLength, getMinLength, getType, getWeight, init, input, isEvaluable, isInternal, objectGeneratingArguments, readsSymbolTable, setProperties, setSymbolTable, start, stop, writesSymbolTable

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- Variance
  
  public Variance()
Method Details
- cloneBuiltin
  
  public Builtin cloneBuiltin()
  
  Description copied from interface: Builtin
  
  clone the builtin
  
  Returns:
  
  the cloned built-in
- getName
  
  public String getName()
  
  Description copied from interface: Builtin
  
  get the name of the builtin
  
  Specified by:
  
  getName in interface Builtin
  
  Specified by:
  
  getName in class AbstractAggregation
  
  Returns:
  
  the name of the built-in
- getArgumentDescriptions
  
  public String[] getArgumentDescriptions()
  
  Description copied from interface: Builtin
  
  get descriptions for the different arguments
  
  Specified by:
  
  getArgumentDescriptions in interface Builtin
  
  Specified by:
  
  getArgumentDescriptions in class AbstractAggregation
  
  Returns:
  
  a description of the arguments of the built-in
- getDescription
  
  public String getDescription()
  
  Description copied from interface: Builtin
  
  get a description for the builtin
  
  Specified by:
  
  getDescription in interface Builtin
  
  Specified by:
  
  getDescription in class AbstractAggregation
  
  Returns:
  
  a description of the built-in