Numerics Class Reference

#include <Numerics.hpp>

Static Public Member Functions
static RexxObject *	wholenumberToObject (wholenumber_t v)
static RexxObject *	stringsizeToObject (stringsize_t v)
static RexxObject *	int64ToObject (int64_t v)
static RexxObject *	uint64ToObject (uint64_t v)
static RexxObject *	uintptrToObject (uintptr_t v)
static RexxObject *	intptrToObject (intptr_t v)
static bool	objectToWholeNumber (RexxObject *o, wholenumber_t &result, wholenumber_t max, wholenumber_t min)
static bool	objectToStringSize (RexxObject *o, stringsize_t &result, stringsize_t max)
static bool	objectToSignedInteger (RexxObject *o, ssize_t &result, ssize_t max, ssize_t min)
static bool	objectToUnsignedInteger (RexxObject *o, size_t &result, size_t max)
static bool	objectToInt64 (RexxObject *o, int64_t &result)
static bool	objectToUnsignedInt64 (RexxObject *o, uint64_t &result)
static bool	objectToUintptr (RexxObject *source, uintptr_t &result)
static bool	objectToIntptr (RexxObject *source, intptr_t &result)
static RexxObject *	int64Object (RexxObject *source)
static size_t	formatWholeNumber (wholenumber_t integer, char *dest)
static size_t	formatStringSize (stringsize_t integer, char *dest)
static size_t	formatInt64 (int64_t integer, char *dest)
static size_t	formatUnsignedInt64 (uint64_t integer, char *dest)
static size_t	normalizeWholeNumber (wholenumber_t integer, char *dest)
static size_t	digits ()
static size_t	fuzz ()
static bool	form ()
static void	setCurrentSettings (NumericSettings *s)
static NumericSettings *	setDefaultSettings ()
static NumericSettings *	getDefaultSettings ()
static wholenumber_t	abs (wholenumber_t n)
static wholenumber_t	minVal (wholenumber_t n1, wholenumber_t n2)
static stringsize_t	minVal (stringsize_t n1, stringsize_t n2)
static wholenumber_t	maxVal (wholenumber_t n1, wholenumber_t n2)
static stringsize_t	maxVal (stringsize_t n1, stringsize_t n2)
static wholenumber_t	maxValueForDigits (size_t d)
static wholenumber_t	multiplierForExponent (size_t e)
static RexxString *	pointerToString (void *)

Static Public Attributes
static const wholenumber_t	MAX_WHOLENUMBER = 999999999
static const wholenumber_t	MIN_WHOLENUMBER = -999999999
static const wholenumber_t	MAX_EXPONENT = 999999999
static const wholenumber_t	MIN_EXPONENT = -999999999
static const size_t	DEFAULT_DIGITS = ((size_t)9)
static const size_t	ARGUMENT_DIGITS = ((size_t)9)
static const size_t	SIZE_DIGITS = ((size_t)10)
static const size_t	MAX_STRINGSIZE = MAX_WHOLENUMBER
static const size_t	DIGITS64 = ((size_t)20)
static const bool	FORM_SCIENTIFIC = false
static const bool	FORM_ENGINEERING = true
static const size_t	DEFAULT_FUZZ = ((size_t)0)
static const bool	DEFAULT_FORM = Numerics::FORM_SCIENTIFIC
static const wholenumber_t	validMaxWhole []

Static Protected Attributes
static NumericSettings *	settings = &Numerics::defaultSettings
static NumericSettings	defaultSettings

Detailed Description

Definition at line 59 of file Numerics.hpp.

Member Function Documentation

abs()

static wholenumber_t Numerics::abs ( wholenumber_t  n )

inlinestatic

Definition at line 115 of file Numerics.hpp.

Referenced by RexxNumberString::Division(), RexxNumberString::format(), RexxNumberString::formatInternal(), RexxInteger::multiply(), RexxInteger::numberValue(), RexxNumberString::power(), and RexxNumberString::stringValue().

digits()

static size_t Numerics::digits ( )

inlinestatic

Definition at line 109 of file Numerics.hpp.

References NumericSettings::digits, and settings.

Referenced by number_digits().

form()

static bool Numerics::form ( )

inlinestatic

Definition at line 111 of file Numerics.hpp.

References NumericSettings::form, and settings.

Referenced by number_form().

formatInt64()

stringsize_t Numerics::formatInt64 ( int64_t  integer, char *  dest  )

static

Do portable formatting of an int64_t value into an ascii string.

Parameters

integer	The value to convert.
dest	The location to store the formatted string.

Returns

The length of the converted number.

Definition at line 739 of file Numerics.cpp.

Referenced by RexxDateTime::formatBaseTime(), RexxDateTime::formatTimeZone(), and RexxDateTime::formatUnixTime().

formatStringSize()

stringsize_t Numerics::formatStringSize ( stringsize_t  integer, char *  dest  )

static

Do portable formatting of a stringsize value into an ascii string.

Parameters

integer	The value to convert.
dest	The location to store the formatted string.

Returns

The length of the converted number.

Definition at line 698 of file Numerics.cpp.

Referenced by RexxNumberString::formatUnsignedNumber().

formatUnsignedInt64()

stringsize_t Numerics::formatUnsignedInt64 ( uint64_t  integer, char *  dest  )

static

Do portable formatting of a uint64_t value into an ascii string.

Parameters

integer	The value to convert.
dest	The location to store the formatted string.

Returns

The length of the converted number.

Definition at line 804 of file Numerics.cpp.

formatWholeNumber()

stringsize_t Numerics::formatWholeNumber ( wholenumber_t  integer, char *  dest  )

static

Do portable formatting of a wholenumber value into an ascii string.

Parameters

integer	The value to convert.
dest	The location to store the formatted string.

Returns

The length of the converted number.

Definition at line 572 of file Numerics.cpp.

Referenced by RexxCompoundTail::buildTail(), RexxInteger::copyIntoTail(), RexxNumberString::formatInternal(), RexxInteger::primitiveMakeString(), RexxInteger::stringValue(), and RexxNumberString::stringValue().

fuzz()

static size_t Numerics::fuzz ( )

inlinestatic

Definition at line 110 of file Numerics.hpp.

References NumericSettings::fuzz, and settings.

Referenced by number_fuzz().

getDefaultSettings()

static NumericSettings* Numerics::getDefaultSettings ( )

inlinestatic

Definition at line 114 of file Numerics.hpp.

References defaultSettings.

Referenced by RexxActivationBase::getNumericSettings(), RexxNativeActivation::getNumericSettings(), and RexxActivity::RexxActivity().

int64Object()

RexxObject * Numerics::int64Object ( RexxObject *  source )

static

Validate that an object can be converted to an int64_t value

Parameters

source

The source object.

Returns

Returns an object that has been validated as a valid int64_t value and can be passed to a native routine. Returns null if this object is not valid.

Definition at line 447 of file Numerics.cpp.

References DIGITS64, RexxNumberString::int64Value(), isInteger(), RexxObject::numberString(), and OREF_NULL.

Referenced by optionalBigIntegerArg(), and requiredBigIntegerArg().

int64ToObject()

RexxObject * Numerics::int64ToObject ( int64_t  v )

static

Convert a signed int64 object into the appropriate Rexx object type.

Parameters

v	The value to convert.

Returns

The Rexx object version of this number.

Definition at line 140 of file Numerics.cpp.

References MIN_WHOLENUMBER, new_integer(), and new_numberstringFromInt64().

Referenced by Int64ToObject(), RexxNativeActivation::int64Value(), RexxNativeActivation::unsignedInt64Value(), and RexxNativeActivation::valueToObject().

intptrToObject()

RexxObject * Numerics::intptrToObject ( intptr_t  v )

static

Convert an signed ptr value into the appropriate Rexx object type.

Parameters

v	The value to convert.

Returns

The Rexx object version of this number.

Definition at line 866 of file Numerics.cpp.

References MAX_WHOLENUMBER, MIN_WHOLENUMBER, new_integer(), and new_numberstringFromWholenumber().

Referenced by IntptrToObject().

maxVal() [1/2]

static stringsize_t Numerics::maxVal ( stringsize_t  n1, stringsize_t  n2  )

inlinestatic

Definition at line 123 of file Numerics.hpp.

maxVal() [2/2]

static wholenumber_t Numerics::maxVal ( wholenumber_t  n1, wholenumber_t  n2  )

inlinestatic

Definition at line 122 of file Numerics.hpp.

Referenced by RexxActivity::callFunctionExit(), RexxString::caselessCompareToRexx(), RexxString::compareToRexx(), RexxActivationStack::expandCapacity(), and MemorySegmentSet::gatherStats().

maxValueForDigits()

static wholenumber_t Numerics::maxValueForDigits ( size_t  d )

inlinestatic

Definition at line 128 of file Numerics.hpp.

References ARGUMENT_DIGITS, and validMaxWhole.

Referenced by RexxNumberString::numberValue(), and RexxNumberString::unsignedNumberValue().

minVal() [1/2]

static stringsize_t Numerics::minVal ( stringsize_t  n1, stringsize_t  n2  )

inlinestatic

Definition at line 117 of file Numerics.hpp.

minVal() [2/2]

static wholenumber_t Numerics::minVal ( wholenumber_t  n1, wholenumber_t  n2  )

inlinestatic

Definition at line 116 of file Numerics.hpp.

Referenced by StringUtil::caselessLastPos(), StringUtil::caselessPos(), RexxNumberString::ceilingInternal(), RexxArray::closeGap(), RexxNumberString::floorInternal(), RexxMutableBuffer::insert(), RexxString::insert(), StringUtil::lastPos(), RexxString::left(), RexxMutableBuffer::lower(), RexxString::lowerRexx(), RexxMutableBuffer::overlay(), StringUtil::pos(), RexxString::primitiveCaselessCompareTo(), RexxString::primitiveCompareTo(), RexxSource::resolveKeyword(), RexxString::right(), RexxMutableBuffer::setBufferLength(), StringUtil::substr(), RexxString::translate(), RexxMutableBuffer::translate(), RexxNumberString::truncInternal(), RexxMutableBuffer::upper(), RexxString::upperRexx(), and StringUtil::verify().

multiplierForExponent()

static wholenumber_t Numerics::multiplierForExponent ( size_t  e )

inlinestatic

Definition at line 140 of file Numerics.hpp.

References validMaxWhole.

normalizeWholeNumber()

stringsize_t Numerics::normalizeWholeNumber ( wholenumber_t  integer, char *  dest  )

static

Do portable formatting of a wholenumber value into numberstring format.

Parameters

integer	The value to convert.
dest	The location to store the formatted string.

Returns

The length of the converted number.

Definition at line 637 of file Numerics.cpp.

Referenced by RexxNumberString::formatNumber().

objectToInt64()

bool Numerics::objectToInt64 ( RexxObject *  source, int64_t &  result  )

static

Convert an object into a signed int64 value.

Parameters

source	The source object.
result	The returned converted value.

Returns

true if the number converted properly, false for any conversion errors.

Definition at line 409 of file Numerics.cpp.

References DIGITS64, RexxNumberString::int64Value(), isInteger(), RexxObject::numberString(), and OREF_NULL.

Referenced by BUILTIN(), RexxNativeActivation::int64Value(), ObjectToInt64(), and RexxNativeActivation::objectToValue().

objectToIntptr()

bool Numerics::objectToIntptr ( RexxObject *  source, intptr_t &  result  )

static

Convert an object into an intptr_t values. Used for values that are numbers masking as pointers.

Parameters

source	The source object.
result	The returned value.

Returns

true if this converted, false for any conversion failures.

Definition at line 549 of file Numerics.cpp.

References INTPTR_MAX, INTPTR_MIN, and objectToSignedInteger().

Referenced by ObjectToIntptr(), and RexxNativeActivation::objectToValue().

objectToSignedInteger()

bool Numerics::objectToSignedInteger ( RexxObject *  source, ssize_t &  result, ssize_t  maxValue, ssize_t  minValue  )

static

Convert an object into a signed integer value.

Parameters

source	The source object.
result	The returned converted value.
maxValue	The maximum range value for the target.
minValue	The minimum range value for this number.

Returns

true if the number converted properly, false for any conversion errors.

Definition at line 269 of file Numerics.cpp.

References RexxNumberString::int64Value(), isInteger(), RexxObject::numberString(), OREF_NULL, and SIZE_DIGITS.

Referenced by ObjectToInt32(), objectToIntptr(), RexxNativeActivation::objectToValue(), and RexxNativeActivation::signedIntegerValue().

objectToStringSize()

bool Numerics::objectToStringSize ( RexxObject *  source, stringsize_t &  result, stringsize_t  maxValue  )

static

Convert an object into an unsigned number value.

Parameters

source	The source object.
result	The returned converted value.
maxValue	The maximum range value for the target.

Returns

true if the number converted properly, false for any conversion errors.

Definition at line 312 of file Numerics.cpp.

References ARGUMENT_DIGITS, isInteger(), RexxObject::numberString(), OREF_NULL, and RexxNumberString::unsignedInt64Value().

Referenced by ObjectToStringSize(), and RexxNativeActivation::objectToValue().

objectToUintptr()

bool Numerics::objectToUintptr ( RexxObject *  source, uintptr_t &  result  )

static

Convert an object into an uintptr_t values. Used for values that are numbers masking as pointers.

Parameters

source	The source object.
result	The returned value.

Returns

true if this converted, false for any conversion failures.

Definition at line 526 of file Numerics.cpp.

References objectToUnsignedInteger(), and UINTPTR_MAX.

Referenced by ObjectToUintptr(), and RexxNativeActivation::objectToValue().

objectToUnsignedInt64()

bool Numerics::objectToUnsignedInt64 ( RexxObject *  source, uint64_t &  result  )

static

Convert an object into an unsigned int64 value.

Parameters

source	The source object.
result	The returned converted value.

Returns

true if the number converted properly, false for any conversion errors.

Definition at line 483 of file Numerics.cpp.

References DIGITS64, isInteger(), RexxObject::numberString(), OREF_NULL, and RexxNumberString::unsignedInt64Value().

Referenced by ObjectToUnsignedInt64(), RexxNativeActivation::objectToValue(), and RexxNativeActivation::unsignedInt64Value().

objectToUnsignedInteger()

bool Numerics::objectToUnsignedInteger ( RexxObject *  source, size_t &  result, size_t  maxValue  )

static

Convert an object into an unsigned number value.

Parameters

source	The source object.
result	The returned converted value.
maxValue	The maximum range value for the target.

Returns

true if the number converted properly, false for any conversion errors.

Definition at line 361 of file Numerics.cpp.

References isInteger(), RexxObject::numberString(), OREF_NULL, SIZE_DIGITS, and RexxNumberString::unsignedInt64Value().

Referenced by objectToUintptr(), ObjectToUnsignedInt32(), RexxNativeActivation::objectToValue(), and RexxNativeActivation::unsignedIntegerValue().

objectToWholeNumber()

bool Numerics::objectToWholeNumber ( RexxObject *  source, wholenumber_t &  result, wholenumber_t  maxValue, wholenumber_t  minValue  )

static

Convert an object into a whole number value.

Parameters

source	The source object.
result	The returned converted value.
maxValue	The maximum range value for the target.
minValue	The minimum range value for this number.

Returns

true if the number converted properly, false for any conversion errors.

Definition at line 226 of file Numerics.cpp.

References ARGUMENT_DIGITS, RexxNumberString::int64Value(), isInteger(), RexxObject::numberString(), and OREF_NULL.

Referenced by RexxNativeActivation::objectToValue(), and ObjectToWholeNumber().

pointerToString()

RexxString * Numerics::pointerToString ( void *  p )

static

Format a pointer into a string value using a consistent formatting style.

Parameters

p	The pointer valut to format.

Returns

The pointer as a string value in the format 0xnnnnnnnn.

Definition at line 888 of file Numerics.cpp.

References new_string().

Referenced by RexxPointer::stringValue(), and RexxNativeActivation::valueToObject().

setCurrentSettings()

static void Numerics::setCurrentSettings ( NumericSettings *  s )

inlinestatic

Definition at line 112 of file Numerics.hpp.

References settings.

Referenced by ActivityManager::addWaitingActivity(), RexxActivity::requestAccess(), and RexxActivity::updateFrameMarkers().

setDefaultSettings()

static NumericSettings* Numerics::setDefaultSettings ( )

inlinestatic

Definition at line 113 of file Numerics.hpp.

References defaultSettings, and settings.

Referenced by RexxActivity::releaseAccess().

stringsizeToObject()

RexxObject * Numerics::stringsizeToObject ( stringsize_t  v )

static

Convert an unsigned number value into the appropriate Rexx object type.

Parameters

v	The value to convert.

Returns

The Rexx object version of this number.

Definition at line 203 of file Numerics.cpp.

References MAX_WHOLENUMBER, new_integer(), and new_numberstringFromStringsize().

Referenced by StringSizeToObject(), UnsignedInt32ToObject(), RexxNativeActivation::unsignedIntegerValue(), and RexxNativeActivation::valueToObject().

uint64ToObject()

RexxObject * Numerics::uint64ToObject ( uint64_t  v )

static

Convert a signed int64 object into the appropriate Rexx object type.

Parameters

v	The value to convert.

Returns

The Rexx object version of this number.

Definition at line 161 of file Numerics.cpp.

References MAX_WHOLENUMBER, new_integer(), and new_numberstringFromUint64().

Referenced by UnsignedInt64ToObject(), and RexxNativeActivation::valueToObject().

uintptrToObject()

RexxObject * Numerics::uintptrToObject ( uintptr_t  v )

static

Convert an unsigned ptr value into the appropriate Rexx object type.

Parameters

v	The value to convert.

Returns

The Rexx object version of this number.

Definition at line 844 of file Numerics.cpp.

References MAX_WHOLENUMBER, new_integer(), and new_numberstringFromStringsize().

Referenced by UintptrToObject().

wholenumberToObject()

RexxObject * Numerics::wholenumberToObject ( wholenumber_t  v )

static

Convert an signed number value into the appropriate Rexx object type.

Parameters

v	The value to convert.

Returns

The Rexx object version of this number.

Definition at line 182 of file Numerics.cpp.

References MIN_WHOLENUMBER, new_integer(), and new_numberstringFromWholenumber().

Referenced by Int32ToObject(), RexxNativeActivation::signedIntegerValue(), RexxNativeActivation::valueToObject(), and WholeNumberToObject().

Member Data Documentation

ARGUMENT_DIGITS

const size_t Numerics::ARGUMENT_DIGITS = ((size_t)9)

static

Definition at line 68 of file Numerics.hpp.

Referenced by RexxNumberString::createUnsignedValue(), lengthArgument(), maxValueForDigits(), RexxNumberString::newInstanceFromStringsize(), RexxNumberString::newInstanceFromWholenumber(), objectToStringSize(), objectToWholeNumber(), optionalIntegerArg(), positionArgument(), REQUEST_INTEGER(), and requiredIntegerArg().

DEFAULT_DIGITS

const size_t Numerics::DEFAULT_DIGITS = ((size_t)9)

static

Definition at line 66 of file Numerics.hpp.

Referenced by RexxInteger::abs(), RexxSource::addText(), RexxNumberString::adjustPrecision(), RexxInteger::comp(), WithSortComparator::compare(), RexxInstructionDo::controlSetup(), RexxActivationBase::digits(), RexxNativeActivation::digits(), RexxInstructionDo::execute(), RexxInteger::integerDivide(), RexxNumberStringBase::mathRound(), RexxInteger::Max(), RexxInteger::Min(), RexxInteger::minus(), RexxInteger::multiply(), RexxNumberString::numberValue(), RexxInteger::numberValue(), NumericSettings::NumericSettings(), RexxInteger::plus(), RexxInteger::remainder(), RexxStem::sort(), RexxSource::sourceNextToken(), RexxNumberString::stringValue(), RexxSource::translate(), and RexxNumberString::unsignedNumberValue().

DEFAULT_FORM

const bool Numerics::DEFAULT_FORM = Numerics::FORM_SCIENTIFIC

static

Definition at line 81 of file Numerics.hpp.

Referenced by RexxActivationBase::form(), RexxNativeActivation::form(), NumericSettings::NumericSettings(), and RexxSource::translate().

DEFAULT_FUZZ

const size_t Numerics::DEFAULT_FUZZ = ((size_t)0)

static

Definition at line 79 of file Numerics.hpp.

Referenced by RexxActivationBase::fuzz(), RexxNativeActivation::fuzz(), NumericSettings::NumericSettings(), and RexxSource::translate().

defaultSettings

NumericSettings Numerics::defaultSettings

staticprotected

Definition at line 151 of file Numerics.hpp.

Referenced by getDefaultSettings(), and setDefaultSettings().

DIGITS64

const size_t Numerics::DIGITS64 = ((size_t)20)

static

Definition at line 75 of file Numerics.hpp.

Referenced by RexxNumberString::createUnsignedInt64Value(), int64Object(), RexxNumberString::newInstanceFromInt64(), RexxNumberString::newInstanceFromUint64(), objectToInt64(), and objectToUnsignedInt64().

FORM_ENGINEERING

const bool Numerics::FORM_ENGINEERING = true

static

Definition at line 77 of file Numerics.hpp.

Referenced by RexxInstructionNumeric::execute(), RexxNumberString::formatInternal(), RexxSource::optionsDirective(), and RexxNumberString::plus().

FORM_SCIENTIFIC

const bool Numerics::FORM_SCIENTIFIC = false

static

Definition at line 76 of file Numerics.hpp.

Referenced by BUILTIN(), RexxInstructionNumeric::execute(), PackageClass::form(), RexxContext::getForm(), RexxSource::optionsDirective(), RexxNumberString::plus(), RexxNumberString::RexxNumberString(), and RexxNumberString::setNumericSettings().

MAX_EXPONENT

const wholenumber_t Numerics::MAX_EXPONENT = 999999999

static

Definition at line 64 of file Numerics.hpp.

Referenced by RexxNumberString::adjustPrecision(), RexxNumberString::format(), RexxNumberStringBase::mathRound(), RexxNumberString::power(), and RexxNumberString::stringValue().

MAX_STRINGSIZE

const stringsize_t Numerics::MAX_STRINGSIZE = MAX_WHOLENUMBER

static

Definition at line 72 of file Numerics.hpp.

Referenced by RexxNativeActivation::objectToValue(), and RexxNativeActivation::processArguments().

MAX_WHOLENUMBER

const wholenumber_t Numerics::MAX_WHOLENUMBER = 999999999

static

Definition at line 62 of file Numerics.hpp.

Referenced by RexxString::caselessChangeStr(), RexxMutableBuffer::caselessChangeStr(), RexxString::changeStr(), RexxMutableBuffer::changeStr(), RexxString::delWord(), RexxMutableBuffer::delWord(), intptrToObject(), RexxInteger::numberValue(), ObjectToStringSize(), RexxNativeActivation::objectToValue(), ObjectToWholeNumber(), RexxNativeActivation::processArguments(), stringsizeToObject(), StringUtil::subWord(), StringUtil::subWords(), uint64ToObject(), uintptrToObject(), and RexxInteger::unsignedNumberValue().

MIN_EXPONENT

const wholenumber_t Numerics::MIN_EXPONENT = -999999999

static

Definition at line 65 of file Numerics.hpp.

Referenced by RexxNumberString::adjustPrecision(), RexxNumberStringBase::mathRound(), and RexxNumberString::stringValue().

MIN_WHOLENUMBER

const wholenumber_t Numerics::MIN_WHOLENUMBER = -999999999

static

Definition at line 63 of file Numerics.hpp.

Referenced by int64ToObject(), intptrToObject(), RexxInteger::minus(), RexxNativeActivation::objectToValue(), ObjectToWholeNumber(), RexxInteger::plus(), RexxNativeActivation::processArguments(), and wholenumberToObject().

settings

NumericSettings * Numerics::settings = &Numerics::defaultSettings

staticprotected

Definition at line 150 of file Numerics.hpp.

Referenced by digits(), form(), fuzz(), setCurrentSettings(), and setDefaultSettings().

SIZE_DIGITS

const size_t Numerics::SIZE_DIGITS = ((size_t)10)

static

Definition at line 71 of file Numerics.hpp.

Referenced by objectToSignedInteger(), and objectToUnsignedInteger().

validMaxWhole

const wholenumber_t Numerics::validMaxWhole

static

Initial value:

= {10,
                                           100,
                                           1000,
                                           10000,
                                           100000,
                                           1000000,
                                           10000000,
                                           100000000,
                                           1000000000}

Definition at line 83 of file Numerics.hpp.

Referenced by maxValueForDigits(), multiplierForExponent(), RexxInteger::numberValue(), and RexxInteger::unsignedNumberValue().

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The documentation for this class was generated from the following files:

• Numerics.hpp
• Numerics.cpp