Package org.apfloat.calc

Class ApfloatCalculatorImpl

java.lang.Object

org.apfloat.calc.AbstractCalculatorImpl

org.apfloat.calc.FunctionCalculatorImpl

org.apfloat.calc.ApfloatCalculatorImpl

All Implemented Interfaces:

Serializable, CalculatorImpl

public class ApfloatCalculatorImpl
extends FunctionCalculatorImpl

Arbitrary precision calculator implementation.

Version:

1.14.0

Author:

Mikko Tommila

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apfloat.calc.FunctionCalculatorImpl

FunctionCalculatorImpl.FixedFunction, FunctionCalculatorImpl.FixedFunctionHandler, FunctionCalculatorImpl.Function, FunctionCalculatorImpl.Functions

Constructor Summary

Constructors

Constructor	Description
ApfloatCalculatorImpl()	Default constructor.

Method Summary

Modifier and Type	Method	Description
String	format(Number x)	Convert a number to a String.
protected FunctionCalculatorImpl.Functions	getFunctions(Number x)	Get the function implementations.
Number	parseDecimal(String value)	Parse a string to a floating-point number.
Number	parseInteger(String value)	Parse a string to an integer number.
protected Number	promote(Number x)	Promote a number to a more specific class.
void	setInputPrecision(Long inputPrecision)	Set a fixed input precision.

Methods inherited from class org.apfloat.calc.FunctionCalculatorImpl

fixedFunction, fixedFunction, function, setFunction

Methods inherited from class org.apfloat.calc.AbstractCalculatorImpl

add, divide, doubleFactorial, factorial, getFormat, getInputPrecision, getVariable, mod, multiply, negate, pow, setFormat, setVariable, subtract

Methods inherited from class java.lang.Object

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

Constructor Details

ApfloatCalculatorImpl

public ApfloatCalculatorImpl()

Default constructor.

Method Details

parseInteger

public Number parseInteger(String value)

Description copied from interface: CalculatorImpl

Parse a string to an integer number.

Parameters:

value - The string to parse.

Returns:

The number.

parseDecimal

public Number parseDecimal(String value)

Description copied from interface: CalculatorImpl

Parse a string to a floating-point number.

Parameters:

value - The string to parse.

Returns:

The number.

format

public String format(Number x)

Description copied from interface: CalculatorImpl

Convert a number to a String. The current formatting option is used.

Parameters:

x - The number.

Returns:

The String.

getFunctions

protected FunctionCalculatorImpl.Functions getFunctions(Number x)

Description copied from class: FunctionCalculatorImpl

Get the function implementations.

Specified by:

getFunctions in class FunctionCalculatorImpl

Parameters:

x - The number to use as the function argument.

Returns:

The function implementations.

promote

protected Number promote(Number x)

Description copied from class: FunctionCalculatorImpl

Promote a number to a more specific class.

Specified by:

promote in class FunctionCalculatorImpl

Parameters:

x - The argument.

Returns:

The argument, possibly converted to a more specific subclass.

setInputPrecision

public void setInputPrecision(Long inputPrecision)

Description copied from interface: CalculatorImpl

Set a fixed input precision.

Specified by:

setInputPrecision in interface CalculatorImpl

Overrides:

setInputPrecision in class AbstractCalculatorImpl

Parameters:

inputPrecision - The precision if a fixed precision is used or null for arbitrary precision.