Class NotImplementedFunction
java.lang.Object
org.apache.poi.ss.formula.functions.NotImplementedFunction
- All Implemented Interfaces:
Function
This is the default implementation of a Function class.
The default behaviour is to raise a POI internal error
(
NotImplementedFunctionException
). This error should alert
the user that the formula contained a function that is not
yet implemented.-
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescription
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Constructor Details
-
NotImplementedFunction
protected NotImplementedFunction() -
NotImplementedFunction
-
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Method Details
-
evaluate
- Specified by:
evaluate
in interfaceFunction
- Parameters:
operands
- the evaluated function arguments. Empty values are represented withBlankEval
orMissingArgEval
, nevernull
.srcRow
- row index of the cell containing the formula under evaluationsrcCol
- column index of the cell containing the formula under evaluation- Returns:
- The evaluated result, possibly an
ErrorEval
, nevernull
. Note - Excel uses the error code #NUM! instead of IEEE NaN, so when numeric functions evaluate toDouble.NaN
be sure to translate the result toErrorEval.NUM_ERROR
.
-
getFunctionName
-