Index (EvalEx 2.7 API)

A B C E F G H I L M N O P S T U V W
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A

AbstractFunction - Class in com.udojava.evalex: Abstract implementation of a direct function.

This abstract implementation does implement lazyEval so that it returns the result of eval.
AbstractFunction(String, int) - Constructor for class com.udojava.evalex.AbstractFunction: Creates a new function with given name and parameter count.
AbstractFunction(String, int, boolean) - Constructor for class com.udojava.evalex.AbstractFunction: Creates a new function with given name and parameter count.
AbstractLazyFunction - Class in com.udojava.evalex: Abstract implementation of a lazy function which implements all necessary methods with the exception of the main logic.
AbstractLazyFunction(String, int) - Constructor for class com.udojava.evalex.AbstractLazyFunction: Creates a new function with given name and parameter count.
AbstractLazyFunction(String, int, boolean) - Constructor for class com.udojava.evalex.AbstractLazyFunction: Creates a new function with given name and parameter count.
AbstractLazyOperator - Class in com.udojava.evalex: Abstract implementation of an operator.
AbstractLazyOperator(String, int, boolean) - Constructor for class com.udojava.evalex.AbstractLazyOperator: Creates a new operator.
AbstractLazyOperator(String, int, boolean, boolean) - Constructor for class com.udojava.evalex.AbstractLazyOperator: Creates a new boolean operator.
AbstractLazyOperator(String, int, boolean, boolean, boolean) - Constructor for class com.udojava.evalex.AbstractLazyOperator: Creates a new unary operator.
AbstractOperator - Class in com.udojava.evalex: Abstract implementation of an operator.
AbstractOperator(String, int, boolean) - Constructor for class com.udojava.evalex.AbstractOperator: Creates a new operator.
AbstractOperator(String, int, boolean, boolean) - Constructor for class com.udojava.evalex.AbstractOperator: Creates a new boolean operator.
AbstractOperator(String, int, boolean, boolean, boolean) - Constructor for class com.udojava.evalex.AbstractOperator: Creates a new unary operator.
AbstractUnaryOperator - Class in com.udojava.evalex: Abstract implementation of an unary operator.

This abstract implementation implements eval so that it forwards its first parameter to evalUnary.
AbstractUnaryOperator(String, int, boolean) - Constructor for class com.udojava.evalex.AbstractUnaryOperator: Creates a new operator.
addFunction(Function) - Method in class com.udojava.evalex.Expression: Adds a function to the list of supported functions
addLazyFunction(LazyFunction) - Method in class com.udojava.evalex.Expression: Adds a lazy function function to the list of supported functions
addOperator(OPERATOR) - Method in class com.udojava.evalex.Expression: Adds an operator to the list of supported operators.
and(String, Expression.LazyNumber) - Method in class com.udojava.evalex.Expression: Sets a variable value.
and(String, String) - Method in class com.udojava.evalex.Expression: Sets a variable value.
and(String, BigDecimal) - Method in class com.udojava.evalex.Expression: Sets a variable value.
append(char) - Method in class com.udojava.evalex.Expression.Token
append(String) - Method in class com.udojava.evalex.Expression.Token
assertNotNull(BigDecimal) - Static method in class com.udojava.evalex.Expression: Assert the single expected operand is not null.
assertNotNull(BigDecimal, BigDecimal) - Static method in class com.udojava.evalex.Expression: Assert the two expected operands are not null.

B

booleanFunction - Variable in class com.udojava.evalex.AbstractLazyFunction: Whether this function is a boolean function.
booleanOperator - Variable in class com.udojava.evalex.AbstractLazyOperator: Operator is boolean.
build() - Method in class com.udojava.evalex.ExpressionSettings.Builder
builder() - Static method in class com.udojava.evalex.ExpressionSettings
Builder() - Constructor for class com.udojava.evalex.ExpressionSettings.Builder

C

charAt(int) - Method in class com.udojava.evalex.Expression.Token
com.udojava.evalex - package com.udojava.evalex
createLazyNumber(BigDecimal) - Method in class com.udojava.evalex.Expression: Construct a LazyNumber from a BigDecimal

E

e - Static variable in class com.udojava.evalex.Expression: Definition of e: "Euler's number" as a constant, can be used in expressions as variable.
equals(Object) - Method in class com.udojava.evalex.Expression
eval() - Method in class com.udojava.evalex.Expression: Evaluates the expression.
eval() - Method in interface com.udojava.evalex.Expression.LazyNumber
eval() - Method in class com.udojava.evalex.LazyIfNumber
eval(boolean) - Method in class com.udojava.evalex.Expression: Evaluates the expression.
eval(Expression.LazyNumber, Expression.LazyNumber) - Method in class com.udojava.evalex.AbstractOperator: Implementation of this operator supporting either 1 or 2 operands.
eval(Expression.LazyNumber, Expression.LazyNumber) - Method in class com.udojava.evalex.AbstractUnaryOperator
eval(Expression.LazyNumber, Expression.LazyNumber) - Method in interface com.udojava.evalex.LazyOperator: Implementation for this operator.
eval(BigDecimal, BigDecimal) - Method in class com.udojava.evalex.AbstractUnaryOperator: Implementation of this operator calling unary operator evaluation method..
eval(BigDecimal, BigDecimal) - Method in interface com.udojava.evalex.Operator: Implementation for this operator.
eval(List<BigDecimal>) - Method in interface com.udojava.evalex.Function: Implementation for this function.
evalUnary(BigDecimal) - Method in class com.udojava.evalex.AbstractUnaryOperator: Implementation of this prefix unary operator.
Expression - Class in com.udojava.evalex: EvalEx - Java Expression Evaluator
Expression(String) - Constructor for class com.udojava.evalex.Expression: Creates a new expression instance from an expression string with a given default match context of MathContext.DECIMAL32.
Expression(String, ExpressionSettings) - Constructor for class com.udojava.evalex.Expression: Creates a new expression instance from an expression string with given settings.
Expression(String, MathContext) - Constructor for class com.udojava.evalex.Expression: Creates a new expression instance from an expression string with a given default match context.
Expression.ExpressionException - Exception in com.udojava.evalex: The expression evaluators exception class.
Expression.Function - Class in com.udojava.evalex: Abstract definition of a supported expression function.
Expression.LazyFunction - Class in com.udojava.evalex: LazyFunction class
Expression.LazyNumber - Interface in com.udojava.evalex: LazyNumber interface created for lazily evaluated functions
Expression.Operator - Class in com.udojava.evalex: Abstract definition of a supported operator.
Expression.Token - Class in com.udojava.evalex: Token class
Expression.UnaryOperator - Class in com.udojava.evalex: Abstract definition of a prefix unary operator with right-side operand.
ExpressionException(String) - Constructor for exception com.udojava.evalex.Expression.ExpressionException
ExpressionException(String, int) - Constructor for exception com.udojava.evalex.Expression.ExpressionException
ExpressionSettings - Class in com.udojava.evalex: Expression settings can be used to set certain defaults, when creating a new expression.
ExpressionSettings(MathContext, int) - Constructor for class com.udojava.evalex.ExpressionSettings: Create a new settings object.
ExpressionSettings.Builder - Class in com.udojava.evalex: A builder to create a read-only ExpressionSettings instance.

F

Function - Interface in com.udojava.evalex: Base interface which is required for all directly evaluated functions.
Function(String, int) - Constructor for class com.udojava.evalex.Expression.Function
Function(String, int, boolean) - Constructor for class com.udojava.evalex.Expression.Function
functions - Variable in class com.udojava.evalex.Expression: All defined functions with name and implementation.

G

getDeclaredFunctions() - Method in class com.udojava.evalex.Expression: Exposing declared functions.
getDeclaredOperators() - Method in class com.udojava.evalex.Expression: Exposing declared operators in the expression.
getDeclaredVariables() - Method in class com.udojava.evalex.Expression: Exposing declared variables in the expression.
getExpression() - Method in class com.udojava.evalex.Expression
getExpressionTokenizer() - Method in class com.udojava.evalex.Expression: Get an iterator for this expression, allows iterating over an expression token by token.
getMathContext() - Method in class com.udojava.evalex.ExpressionSettings: Get the current math context.
getName() - Method in class com.udojava.evalex.AbstractLazyFunction
getName() - Method in interface com.udojava.evalex.LazyFunction: Gets the name of this function.

The name is use to invoke this function in the expression.
getNumParams() - Method in class com.udojava.evalex.AbstractLazyFunction
getNumParams() - Method in interface com.udojava.evalex.LazyFunction: Gets the number of parameters this function accepts.

A value of -1 denotes that this function accepts a variable number of parameters.
getOper() - Method in class com.udojava.evalex.AbstractLazyOperator
getOper() - Method in interface com.udojava.evalex.LazyOperator: Gets the String that is used to denote the operator in the expression.
getOriginalExpression() - Method in class com.udojava.evalex.Expression: The original expression used to construct this expression, without variables substituted.
getPowerOperatorPrecedence() - Method in class com.udojava.evalex.ExpressionSettings: Get the current power precedence.
getPrecedence() - Method in class com.udojava.evalex.AbstractLazyOperator
getPrecedence() - Method in interface com.udojava.evalex.LazyOperator: Gets the precedence value of this operator.
getString() - Method in interface com.udojava.evalex.Expression.LazyNumber
getString() - Method in class com.udojava.evalex.LazyIfNumber
getUsedVariables() - Method in class com.udojava.evalex.Expression: Returns a list of the variables in the expression.

H

hashCode() - Method in class com.udojava.evalex.Expression

I

infixNotation() - Method in class com.udojava.evalex.Expression
isBoolean() - Method in class com.udojava.evalex.Expression: Checks whether the expression is a boolean expression.
isBooleanFunction() - Method in class com.udojava.evalex.AbstractLazyFunction
isBooleanFunction() - Method in interface com.udojava.evalex.LazyFunction: Gets whether this function evaluates to a boolean expression.
isBooleanOperator() - Method in class com.udojava.evalex.AbstractLazyOperator
isBooleanOperator() - Method in interface com.udojava.evalex.LazyOperator: Gets whether this operator evaluates to a boolean expression.
isLeftAssoc() - Method in class com.udojava.evalex.AbstractLazyOperator
isLeftAssoc() - Method in interface com.udojava.evalex.LazyOperator: Gets whether this operator is left associative (true) or if this operator is right associative (false).
isNumber(String) - Method in class com.udojava.evalex.Expression: Is the string a number?
isUnaryOperator() - Method in class com.udojava.evalex.AbstractLazyOperator
isUnaryOperator() - Method in interface com.udojava.evalex.LazyOperator: Gets whether this operator is unary or not.

L

lazyEval(List<Expression.LazyNumber>) - Method in class com.udojava.evalex.AbstractFunction
lazyEval(List<Expression.LazyNumber>) - Method in interface com.udojava.evalex.LazyFunction: Lazily evaluate this function.
LazyFunction - Interface in com.udojava.evalex: Base interface which is required for lazily evaluated functions.
LazyFunction(String, int) - Constructor for class com.udojava.evalex.Expression.LazyFunction: Creates a new function with given name and parameter count.
LazyFunction(String, int, boolean) - Constructor for class com.udojava.evalex.Expression.LazyFunction: Creates a new function with given name and parameter count.
LazyIfNumber - Class in com.udojava.evalex: Lazy Number for IF function created for lazily evaluated IF condition
LazyIfNumber(List<Expression.LazyNumber>) - Constructor for class com.udojava.evalex.LazyIfNumber
LazyOperator - Interface in com.udojava.evalex: Base interface which is required for all operators.
leftAssoc - Variable in class com.udojava.evalex.AbstractLazyOperator: Operator is left associative.
length() - Method in class com.udojava.evalex.Expression.Token

M

mathContext(MathContext) - Method in class com.udojava.evalex.ExpressionSettings.Builder
MISSING_PARAMETERS_FOR_OPERATOR - Static variable in class com.udojava.evalex.Expression: Exception message for missing operators.

N

name - Variable in class com.udojava.evalex.AbstractLazyFunction: Name of this function.
numParams - Variable in class com.udojava.evalex.AbstractLazyFunction: Number of parameters expected for this function.
numParamsVaries() - Method in class com.udojava.evalex.AbstractLazyFunction
numParamsVaries() - Method in interface com.udojava.evalex.LazyFunction: Gets whether the number of accepted parameters varies.

That means that the function does accept an undefined amount of parameters.

O

oper - Variable in class com.udojava.evalex.AbstractLazyOperator: This operators name (pattern).
Operator - Interface in com.udojava.evalex: Base interface which is required for all operators.
Operator(String, int, boolean) - Constructor for class com.udojava.evalex.Expression.Operator: Creates a new operator.
Operator(String, int, boolean, boolean) - Constructor for class com.udojava.evalex.Expression.Operator: Creates a new boolean operator.
Operator(String, int, boolean, boolean, boolean) - Constructor for class com.udojava.evalex.Expression.Operator: Creates a new unary operator.
OPERATOR_PRECEDENCE_ADDITIVE - Static variable in class com.udojava.evalex.Expression: Additive operators precedence: + and -
OPERATOR_PRECEDENCE_AND - Static variable in class com.udojava.evalex.Expression: And operator precedence: &&
OPERATOR_PRECEDENCE_COMPARISON - Static variable in class com.udojava.evalex.Expression: Comparative operators precedence: <,>,<=,>=
OPERATOR_PRECEDENCE_EQUALITY - Static variable in class com.udojava.evalex.Expression: Equality operators precedence: =, ==, !=.
OPERATOR_PRECEDENCE_MULTIPLICATIVE - Static variable in class com.udojava.evalex.Expression: Multiplicative operators precedence: *,/,%
OPERATOR_PRECEDENCE_OR - Static variable in class com.udojava.evalex.Expression: Or operator precedence: ||
OPERATOR_PRECEDENCE_POWER - Static variable in class com.udojava.evalex.Expression: Power operator precedence: ^
OPERATOR_PRECEDENCE_POWER_HIGHER - Static variable in class com.udojava.evalex.Expression: An optional higher power operator precedence.
OPERATOR_PRECEDENCE_UNARY - Static variable in class com.udojava.evalex.Expression: Unary operators precedence: + and - as prefix
operators - Variable in class com.udojava.evalex.Expression: All defined operators with name and implementation.

P

PI - Static variable in class com.udojava.evalex.Expression: Definition of PI as a constant, can be used in expressions as variable.
pos - Variable in class com.udojava.evalex.Expression.Token
powerOperatorPrecedence(int) - Method in class com.udojava.evalex.ExpressionSettings.Builder
powerOperatorPrecedenceHigher() - Method in class com.udojava.evalex.ExpressionSettings.Builder
precedence - Variable in class com.udojava.evalex.AbstractLazyOperator: Operators precedence.

S

setFirstVariableCharacters(String) - Method in class com.udojava.evalex.Expression: Sets the characters other than letters and digits that are valid as the first character of a variable.
setPrecision(int) - Method in class com.udojava.evalex.Expression: Sets the precision for expression evaluation.
setRoundingMode(RoundingMode) - Method in class com.udojava.evalex.Expression: Sets the rounding mode for expression evaluation.
setVariable(String, Expression.LazyNumber) - Method in class com.udojava.evalex.Expression: Sets a variable value.
setVariable(String, String) - Method in class com.udojava.evalex.Expression: Sets a variable value.
setVariable(String, BigDecimal) - Method in class com.udojava.evalex.Expression: Sets a variable value.
setVariableCharacters(String) - Method in class com.udojava.evalex.Expression: Sets the characters other than letters and digits that are valid as the second and subsequent characters of a variable.
surface - Variable in class com.udojava.evalex.Expression.Token

T

Token() - Constructor for class com.udojava.evalex.Expression.Token
TokenizerException - Exception in com.udojava.evalex
TokenizerException(String, int) - Constructor for exception com.udojava.evalex.TokenizerException
toRPN() - Method in class com.udojava.evalex.Expression: Get a string representation of the RPN (Reverse Polish Notation) for this expression.
toString() - Method in class com.udojava.evalex.Expression.Token
toString() - Method in class com.udojava.evalex.Expression
type - Variable in class com.udojava.evalex.Expression.Token

U

unaryOperator - Variable in class com.udojava.evalex.AbstractLazyOperator: Operator is unary, i.e.
UnaryOperator(String, int, boolean) - Constructor for class com.udojava.evalex.Expression.UnaryOperator

V

variables - Variable in class com.udojava.evalex.Expression: All defined variables with name and value.

W

with(String, Expression.LazyNumber) - Method in class com.udojava.evalex.Expression: Sets a variable value.
with(String, String) - Method in class com.udojava.evalex.Expression: Sets a variable value.
with(String, BigDecimal) - Method in class com.udojava.evalex.Expression: Sets a variable value.

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