wugle.expression
Interface Expression

All Superinterfaces:

java.lang.Cloneable

All Known Subinterfaces:

Associative, BinaryOperator, Commutative, DeMorgans, Distributive, Dominatable, Dominator, DoubleComplement, DoubleNegatable, Idempotent, Identity, ImpliesRule, Operator, Tautology, TruthValue, UnaryOperator, Value, XorRule

All Known Implementing Classes:

AbstractBinaryOperator, AbstractExpression, AbstractUnaryOperator, AbstractValue, False, Implies, Literal, LogicBinaryOperator, Not, Or, True, Xor

public interface Expression

extends java.lang.Cloneable

Generic Expression that has a symbol and can have a parent Operator.

Version:

0.1.3

Author:

Jacob Perkins

See Also:

Operator

Method Summary

java.lang.Object	clone() Returns a copy of this Expression.
Operator	getParent() Gets the parent Operator, or null if there is no parent.
java.lang.String	getSymbol() Gets the Expression's symbol.
boolean	isEqual(Expression expression) Tests if this Expression is equal to the given Expression.
void	setParent(Operator parent) Sets the parent Operator.

Method Detail

clone

public java.lang.Object clone()

Returns a copy of this Expression.

Returns:

Copy of the Expression

getParent

public Operator getParent()

Gets the parent Operator, or null if there is no parent.

Returns:

Parent Operator

setParent

public void setParent(Operator parent)

Sets the parent Operator.

Parameters:

parent - Parent Operator, or null for no parent

getSymbol

public java.lang.String getSymbol()

Gets the Expression's symbol.

Returns:

String representing the Expression

isEqual

public boolean isEqual(Expression expression)

Tests if this Expression is equal to the given Expression.

Parameters:

expression - Expression to compare to

Returns:

true if they are equal