## Package org.apache.poi.ss.formula.eval

Interface Summary
AreaEval
NumericValueEval
RefEval
StringValueEval
ValueEval

Class Summary
AreaEvalBase
BlankEval
BoolEval
ConcatEval
ErrorEval
FunctionEval
IntersectionEval
MissingArgEval: Represents the (intermediate) evaluated result of a missing function argument.
NameEval
NameXEval
NumberEval
OperandResolver: Provides functionality for evaluating arguments to functions and operators.
PercentEval: Implementation of Excel formula token '%'.
RangeEval
RefEvalBase: Common base class for implementors of `RefEval`
RelationalOperationEval: Base class for all comparison operator evaluators
StringEval
TwoOperandNumericOperation
UnaryMinusEval
UnaryPlusEval

Exception Summary
EvaluationException: This class is used to simplify error handling logic within operator and function implementations.
NotImplementedException: An exception thrown by implementors of `FormulaEvaluator` when attempting to evaluate a formula which requires features that POI does not (yet) support.

Copyright 2012 The Apache Software Foundation or its licensors, as applicable.