com.ff.JEvaluator
Class JEvaluatorNodeFunc

java.lang.Object
  com.ff.JEvaluator.JEvaluatorNodeBaseClass
      com.ff.JEvaluator.JEvaluatorNodeFunc

public class JEvaluatorNodeFunc
extends JEvaluatorNodeBaseClass

Author:

fiorucci Implements the node for the binary tree of the evaluator object, to handle and evaluate mathematical expressions

Field Summary

private java.util.List<JEvaluatorNodeBaseClass>

params

Fields inherited from class com.ff.JEvaluator.JEvaluatorNodeBaseClass

log, symbol, symbolType

Constructor Summary

JEvaluatorNodeFunc()

Method Summary

int	getNumberOfParameters() Returns the number of parameters in 'params' ArrayList
JEvaluatorNodeBaseClass	getParameter(int n) Returns the n-th EvaluatorNodeFunc parameter subtree
void	setParameter(int n, JEvaluatorNodeBaseClass p) Sets the n-th EvaluatorNodeFunc parameter subtree

Methods inherited from class com.ff.JEvaluator.JEvaluatorNodeBaseClass

dump, getSymbol, getSymbolType, setSymbol, setSymbolType

Methods inherited from class java.lang.Object

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

Field Detail

params

private java.util.List<JEvaluatorNodeBaseClass> params

Constructor Detail

JEvaluatorNodeFunc

public JEvaluatorNodeFunc()

Method Detail

getNumberOfParameters

public int getNumberOfParameters()

Returns the number of parameters in 'params' ArrayList

Returns:

the number of parameters available in 'params'

setParameter

public void setParameter(int n,
                         JEvaluatorNodeBaseClass p)

Sets the n-th EvaluatorNodeFunc parameter subtree

Parameters:

n - the parameters' position in the function call

p - the parameter subtree's root node

getParameter

public JEvaluatorNodeBaseClass getParameter(int n)

Returns the n-th EvaluatorNodeFunc parameter subtree

Parameters:

n - the number of the parameter to be returned

Returns:

the rootnode to the parameter's subtree