Raptor.LogicParser.Formula
Class LogicTerm

java.lang.Object
  Raptor.LogicParser.Formula.Term
      Raptor.LogicParser.Formula.LogicTerm

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

public class LogicTerm
extends Term

See Also:

Serialized Form

Constructor Summary

LogicTerm(Formula f)

Method Summary

void	addToSignature(PanSignature signature) This method adds this Term to the passed PanSignature IF it is not already in the signature.
java.lang.String	clashes(PanSignature signature) Returns a String of error message if this Term clashes with the passed PanSignature. A Term clashes with a PanSignature if it clashes with any of its Predicates,Constants,Functions or Variables. If this Term does not clash with the Signature, it is added to the signature and an empty String is returned.
Term	clone() Returns a copy(clone) of this Term.
java.lang.String	display() Returns a String to display the Term.
java.lang.String	getName() Returns the name of the Term.
boolean	isIn(PanSignature signature) Returns true if this Term is in the passed PanSignature.
void	setVars(Var var) This method adds Var v to the list of variables this Term is bound to.
Term	sub(Term termX, Term termY) Substitutes all the occurences of Term x by Term y.

Methods inherited from class Raptor.LogicParser.Formula.Term

concatNoDup, equals, getVars, isIn, isInVars

Methods inherited from class java.lang.Object

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

Constructor Detail

LogicTerm

public LogicTerm(Formula f)

Method Detail

addToSignature

public void addToSignature(PanSignature signature)

Description copied from class: Term

This method adds this Term to the passed PanSignature IF it is not already in the signature.

Specified by:

addToSignature in class Term

Parameters:

signature - PanSignature represents the signature to add this Formula to.

clashes

public java.lang.String clashes(PanSignature signature)

Description copied from class: Term

Returns a String of error message if this Term clashes with the passed PanSignature.
A Term clashes with a PanSignature if it clashes with any of its Predicates,Constants,Functions or Variables.
If this Term does not clash with the Signature, it is added to the signature and an empty String is returned.

Specified by:

clashes in class Term

Parameters:

signature - PanSignature Represents the signature to be compared against.

clone

public Term clone()

Description copied from class: Term

Returns a copy(clone) of this Term.

Specified by:

clone in class Term

display

public java.lang.String display()

Description copied from class: Term

Returns a String to display the Term.

Specified by:

display in class Term

getName

public java.lang.String getName()

Description copied from class: Term

Returns the name of the Term.

Specified by:

getName in class Term

isIn

public boolean isIn(PanSignature signature)

Description copied from class: Term

Returns true if this Term is in the passed PanSignature.

Specified by:

isIn in class Term

Parameters:

signature - PanSignature represents the signature it is to be searched in.

setVars

public void setVars(Var var)

Description copied from class: Term

This method adds Var v to the list of variables this Term is bound to.

Specified by:

setVars in class Term

Parameters:

var - Var represents the Var to be added to the list of this Term's variables.

sub

public Term sub(Term termX,
                Term termY)

Description copied from class: Term

Substitutes all the occurences of Term x by Term y.

Specified by:

sub in class Term

Parameters:

termX - represents the Term to be substituted.

termY - represents the Term used to substitute the Term x