Raptor.NDRules
Class IffElim

java.lang.Object
  Raptor.NDRules.NDRule
      Raptor.NDRules.IffElim

public class IffElim
extends NDRule

Implements the Iff Elimination rule
Extends abstract class NDRule.

Constructor Summary

IffElim(ProofBox pProof)
Constructs an IffElim.

Method Summary

void	addLine(ProofLine pClickedLine) Adds the extra lines to the rule once the input line has been added.
void	apply() Called by the RuleController to apply the rule.
void	check() Called by the RuleController to check the input lines to the rule.
boolean	haveAll() Returns true if the rule has all of the required input lines.

Methods inherited from class Raptor.NDRules.NDRule

addInputLine, checkSignature, getNewFormula

Methods inherited from class java.lang.Object

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

Constructor Detail

IffElim

public IffElim(ProofBox pProof)

Constructs an IffElim.

Parameters:

pProof - ProofBox representing in which box the rule is being applied

Method Detail

addLine

public void addLine(ProofLine pClickedLine)
             throws java.lang.Exception

Adds the extra lines to the rule once the input line has been added.

Specified by:

addLine in class NDRule

Parameters:

pClickedLine - ProofLine which has been selected

Throws:

java.lang.Exception

check

public void check()
           throws java.lang.Exception

Called by the RuleController to check the input lines to the rule.

Specified by:

check in class NDRule

Throws:

java.lang.Exception

haveAll

public boolean haveAll()

Returns true if the rule has all of the required input lines.

Specified by:

haveAll in class NDRule

apply

public void apply()
           throws java.lang.Exception

Called by the RuleController to apply the rule.

Specified by:

apply in class NDRule

Throws:

java.lang.Exception