Package jason.asSemantics

Class DefaultArithFunction

java.lang.Object

jason.asSemantics.DefaultArithFunction

All Implemented Interfaces:

ArithFunction, Serializable

Direct Known Subclasses:

Abs, acos, asin, atan, Average, ceil, cos, Count, e, floor, Length, log, Max, mean, median, Min, pi, Random, Round, RuleToFunction, sin, Sqrt, StdDev, Sum, tan, time

public abstract class DefaultArithFunction
extends Object
implements ArithFunction, Serializable

Useful default implementation of all methods of ArithFunction interface.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
DefaultArithFunction()

Method Summary

Modifier and Type	Method	Description
boolean	allowUngroundTerms()	returns true if the arguments of the function can be unground (as in .count)
boolean	checkArity(int a)	returns true if a is a good number of arguments for the function
double	evaluate(TransitionSystem ts, Term[] args)	evaluates/computes the function based on the args
String	getName()	returns the name of the function
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

DefaultArithFunction

public DefaultArithFunction()

Method Details

getName

public String getName()

Description copied from interface: ArithFunction

returns the name of the function

Specified by:

getName in interface ArithFunction

checkArity

public boolean checkArity(int a)

Description copied from interface: ArithFunction

returns true if a is a good number of arguments for the function

Specified by:

checkArity in interface ArithFunction

evaluate

public double evaluate(TransitionSystem ts,
 Term[] args)
                throws Exception

Description copied from interface: ArithFunction

evaluates/computes the function based on the args

Specified by:

evaluate in interface ArithFunction

Throws:

Exception

allowUngroundTerms

public boolean allowUngroundTerms()

Description copied from interface: ArithFunction

returns true if the arguments of the function can be unground (as in .count)

Specified by:

allowUngroundTerms in interface ArithFunction

toString

public String toString()

Overrides:

toString in class Object