Package astra.lang

Class Functions

java.lang.Object

astra.core.Module

astra.lang.Functions

public class Functions
extends Module

Nested Class Summary

Nested classes/interfaces inherited from class astra.core.Module

Module.ACTION, Module.EVENT, Module.FORMULA, Module.SENSOR, Module.SUPPRESS_NOTIFICATIONS, Module.TERM

Field Summary

Fields inherited from class astra.core.Module

agent

Constructor Summary

Constructors

Constructor	Description
Functions()

Method Summary

Modifier and Type	Method	Description
int	arity(Funct f)
String	functor(Funct f)
double	valueAsDouble(Funct f, int index)	Term that returns the value at the given index cast as an double.
float	valueAsFloat(Funct f, int index)	Term that returns the value at the given index cast as an float.
Funct	valueAsFunct(Funct f, int index)	Term that returns the value at the given index cast as an long.
int	valueAsInt(Funct f, int index)	Term that returns the value at the given index cast as an int.
ListTerm	valueAsList(Funct f, int index)	Term that returns the value at the given index cast as a list.
long	valueAsLong(Funct f, int index)	Term that returns the value at the given index cast as an long.
String	valueAsString(Funct f, int index)	Term that returns the value at the given index cast as an string.

Methods inherited from class astra.core.Module

inline, setAgent

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Functions

public Functions()

Method Detail

functor

public String functor(Funct f)

arity

public int arity(Funct f)

valueAsInt

public int valueAsInt(Funct f,
                      int index)

Term that returns the value at the given index cast as an int.

Parameters:

f - the functional term containing the value

index - the index of the value in the list

Returns:

that value at the given index

valueAsLong

public long valueAsLong(Funct f,
                        int index)

Term that returns the value at the given index cast as an long.

Parameters:

f - the functional term containing the value

index - the index of the value in the list

Returns:

that value at the given index

valueAsFunct

public Funct valueAsFunct(Funct f,
                          int index)

Term that returns the value at the given index cast as an long.

Parameters:

f - the functional term containing the value

index - the index of the value in the list

Returns:

that value at the given index

valueAsDouble

public double valueAsDouble(Funct f,
                            int index)

Term that returns the value at the given index cast as an double.

Parameters:

f - the functional term containing the value

index - the index of the value in the list

Returns:

that value at the given index

valueAsFloat

public float valueAsFloat(Funct f,
                          int index)

Term that returns the value at the given index cast as an float.

Parameters:

f - the functional term containing the value

index - the index of the value in the list

Returns:

that value at the given index

valueAsList

public ListTerm valueAsList(Funct f,
                            int index)

Term that returns the value at the given index cast as a list.

Parameters:

f - the functional term containing the value

index - the index of the value in the list

Returns:

that value at the given index

valueAsString

public String valueAsString(Funct f,
                            int index)

Term that returns the value at the given index cast as an string.

Parameters:

f - the functional term containing the value

index - the index of the value in the list

Returns:

that value at the given index