org.cheffo.jeplite.function
Class PostfixMathCommand

java.lang.Object
  |
  +--org.cheffo.jeplite.function.PostfixMathCommand

Direct Known Subclasses:

PostfixMathCommand.Comparative, PostfixMathCommand.Divide, PostfixMathCommand.Logical, PostfixMathCommand.Modulus, PostfixMathCommand.Multiply, PostfixMathCommand.Not, PostfixMathCommand.Power, PostfixMathCommand.Subtract

public abstract class PostfixMathCommand

extends java.lang.Object

Nested Class Summary

static class	PostfixMathCommand.Comparative
static class	PostfixMathCommand.Divide
static class	PostfixMathCommand.Logical
static class	PostfixMathCommand.Modulus
static class	PostfixMathCommand.Multiply
static class	PostfixMathCommand.Not
static class	PostfixMathCommand.Power
static class	PostfixMathCommand.Subtract

Field Summary

static PostfixMathCommand	ADD
static PostfixMathCommand	AND
static PostfixMathCommand	DIVIDE
static PostfixMathCommand	MULTIPLY
protected int	numberOfParameters
static PostfixMathCommand	OR
static PostfixMathCommand	UMINUS

Constructor Summary

PostfixMathCommand()

Method Summary

static void	fillFunctionTable(java.util.HashMap funTab)
int	getNumberOfParameters()
double	operation(double[] params)
void	run(DoubleStack inStack)

Methods inherited from class java.lang.Object

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

Field Detail

ADD

public static final PostfixMathCommand ADD

DIVIDE

public static final PostfixMathCommand DIVIDE

MULTIPLY

public static final PostfixMathCommand MULTIPLY

UMINUS

public static final PostfixMathCommand UMINUS

AND

public static final PostfixMathCommand AND

OR

public static final PostfixMathCommand OR

numberOfParameters

protected int numberOfParameters

Constructor Detail

PostfixMathCommand

public PostfixMathCommand()

Method Detail

getNumberOfParameters

public final int getNumberOfParameters()

operation

public double operation(double[] params)
                 throws ParseException

ParseException

run

public void run(DoubleStack inStack)
         throws ParseException

ParseException

fillFunctionTable

public static void fillFunctionTable(java.util.HashMap funTab)