Class FormulaeManager

java.lang.Object

util.FormulaeManager

public class FormulaeManager
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
(package private) ArrayList<Formulae>	formulaStore

Constructor Summary

Constructors

Constructor	Description
FormulaeManager()

Method Summary

Modifier and Type	Method	Description
void	clearFormula()	deletes all Formulae objects in the storage.
void	deleteFormula(int index)	deletes Formulae objects based on their indices
void	deleteFormula(String expr)	deletes Formulae objects based on their original expressions
boolean	hasFormula(Formulae formula)
void	recordFormula(String expr)	records formulae as they are stored by the user

Methods inherited from class Object

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

Field Details

formulaStore

ArrayList<Formulae> formulaStore

Constructor Details

FormulaeManager

public FormulaeManager()

Method Details

recordFormula

public void recordFormula(String expr)

records formulae as they are stored by the user

Parameters:

expr - the formula to store

deleteFormula

public void deleteFormula(int index)

deletes Formulae objects based on their indices

Parameters:

index - the position of the Formulae object within the store

deleteFormula

public void deleteFormula(String expr)

deletes Formulae objects based on their original expressions

Parameters:

expr - The expression

hasFormula

public boolean hasFormula(Formulae formula)

Parameters:

formula -

Returns:

true if the Formulae manager already contains this Formulae object.

clearFormula

public void clearFormula()

deletes all Formulae objects in the storage.