Package jmri.jmrit.logixng.util.parser

Class ExpressionNodeBinaryOperator

java.lang.Object

jmri.jmrit.logixng.util.parser.ExpressionNodeBinaryOperator

All Implemented Interfaces:

ExpressionNode

public class ExpressionNodeBinaryOperator
extends java.lang.Object
implements ExpressionNode

A parsed expression

Constructor Summary

Constructors

Constructor	Description
ExpressionNodeBinaryOperator(TokenType tokenType, ExpressionNode leftSide, ExpressionNode rightSide)

Method Summary

Modifier and Type	Method	Description
java.lang.Object	calculate(SymbolTable symbolTable)	Calculate the expression
java.lang.String	getDefinitionString()	Get a String that defines this expression node.

Methods inherited from class java.lang.Object

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

Methods inherited from interface jmri.jmrit.logixng.util.parser.ExpressionNode

assignValue, canBeAssigned

Constructor Detail

ExpressionNodeBinaryOperator

public ExpressionNodeBinaryOperator(TokenType tokenType,
                                    ExpressionNode leftSide,
                                    ExpressionNode rightSide)

Method Detail

calculate

public java.lang.Object calculate(SymbolTable symbolTable)
                           throws JmriException

Description copied from interface: ExpressionNode

Calculate the expression

Specified by:

calculate in interface ExpressionNode

Parameters:

symbolTable - the symbol table

Returns:

the result

Throws:

JmriException - if an error occurs

getDefinitionString

public java.lang.String getDefinitionString()

Get a String that defines this expression node.

Specified by:

getDefinitionString in interface ExpressionNode

Returns:

the string