net.sourceforge.nrl.parser.ast.constraints
Interface IArithmeticExpression

All Superinterfaces:

IConstraint, IExpression, INRLAstNode

public interface IArithmeticExpression
extends IExpression

An arithmetic expression takes two arguments and applies an operator to them. The interface defines methods for accessing the two arguments, and for obtaining the operator.

Nested Class Summary

static class

IArithmeticExpression.Operator The available arithmetic operators.

Field Summary

Fields inherited from interface net.sourceforge.nrl.parser.ast.INRLAstNode

NEWLINE

Method Summary

IExpression	getLeft() Get the first parameter.
IArithmeticExpression.Operator	getOperator() Return the operator
IExpression	getRight() Get the second parameter.

Methods inherited from interface net.sourceforge.nrl.parser.ast.constraints.IConstraint

getNRLDataType, setNRLDataType

Methods inherited from interface net.sourceforge.nrl.parser.ast.INRLAstNode

accept, dump, getColumn, getLine, getUserData, setUserData

Method Detail

getLeft

IExpression getLeft()

Get the first parameter. Never returns null.

Returns:

the first parameter

getRight

IExpression getRight()

Get the second parameter. Never returns null.

Returns:

the second parameter

getOperator

IArithmeticExpression.Operator getOperator()

Return the operator

Returns:

the operator