org.nfunk.jep.function

Class UMinus

java.lang.Object

org.nfunk.jep.function.PostfixMathCommand

org.nfunk.jep.function.UMinus

All Implemented Interfaces:

PostfixMathCommandI

Direct Known Subclasses:

MUMinus

public class UMinus
extends PostfixMathCommand

Field Summary

Fields inherited from class org.nfunk.jep.function.PostfixMathCommand

curNumberOfParameters, numberOfParameters

Constructor Summary

Constructors

Constructor and Description
UMinus()

Method Summary

Modifier and Type	Method and Description
void	run(Stack inStack) Throws an exception because this method should never be called under normal circumstances.
Object	umin(Object param)

Methods inherited from class org.nfunk.jep.function.PostfixMathCommand

checkNumberOfParameters, checkStack, getNumberOfParameters, setCurNumberOfParameters

Methods inherited from class java.lang.Object

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

Constructor Detail

UMinus

public UMinus()

Method Detail

run

public void run(Stack inStack)
         throws ParseException

Description copied from class: PostfixMathCommand

Throws an exception because this method should never be called under normal circumstances. Each function should use it's own run() method for evaluating the function. This includes popping off the parameters from the stack, and pushing the result back on the stack.

Specified by:

run in interface PostfixMathCommandI

Overrides:

run in class PostfixMathCommand

Throws:

ParseException

umin

public Object umin(Object param)
            throws ParseException

Throws:

ParseException