org.apache.poi.ss.formula.functions
Class XYNumericFunction

java.lang.Object
  org.apache.poi.ss.formula.functions.Fixed2ArgFunction
      org.apache.poi.ss.formula.functions.XYNumericFunction

All Implemented Interfaces:

Function, Function2Arg

Direct Known Subclasses:

Sumx2my2, Sumx2py2, Sumxmy2

public abstract class XYNumericFunction
extends Fixed2ArgFunction

Author:

Amol S. Deshmukh < amolweb at ya hoo dot com >

Nested Class Summary

protected static interface

XYNumericFunction.Accumulator

Constructor Summary

XYNumericFunction()

Method Summary

protected abstract XYNumericFunction.Accumulator	createAccumulator() Constructs a new instance of the Accumulator used to calculated this function
ValueEval	evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg0, ValueEval arg1) see Function.evaluate(ValueEval[], int, int)

Methods inherited from class org.apache.poi.ss.formula.functions.Fixed2ArgFunction

evaluate

Methods inherited from class java.lang.Object

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

Constructor Detail

XYNumericFunction

public XYNumericFunction()

Method Detail

createAccumulator

protected abstract XYNumericFunction.Accumulator createAccumulator()

Constructs a new instance of the Accumulator used to calculated this function

evaluate

public ValueEval evaluate(int srcRowIndex,
                          int srcColumnIndex,
                          ValueEval arg0,
                          ValueEval arg1)

Description copied from interface: Function2Arg

see Function.evaluate(ValueEval[], int, int)