UInt64 Class Reference

#include <Numeric.h>

Public Member Functions
	UInt64 (uint64_t _u)
String	toString (unsigned _base=10) const

Static Public Member Functions
static String	toString (uint64_t _u, unsigned _base=10)
static String	toString (uint64_t _u, const wchar_t *_format)
static uint64_t	parse (const wchar_t *_number, unsigned _base=10) __DCL_THROWS1(NumericConvertException *)
static uint64_t	parse (const wchar_t *_number, unsigned _base, uint64_t _default)
static ByteString	toByteString (uint64_t _u, unsigned _base=10)

Public Attributes
uint64_t	__u

Detailed Description

Definition at line 142 of file Numeric.h.

Constructor & Destructor Documentation

UInt64()

UInt64::UInt64 ( uint64_t _u )

inline

Definition at line 124 of file Numeric.inl.

{
    __u = _u;
}

Member Function Documentation

parse() [1/2]

uint64_t UInt64::parse ( const wchar_t * _number, unsigned _base, uint64_t _default )

static

Definition at line 662 of file Numeric.cpp.

{
    __DCL_ASSERT(_number != NULL);
    __DCL_ASSERT(_base > 1);
 
    if (*_number == __T('\0') || iswspace((wint_t)*_number)) {
        return _default;
    }
 
    NumericConvertException::Error error = NumericConvertException::NoError;
    errno = 0;
    wchar_t* endptr = NULL;
    unsigned long long n = wcstoull(_number, &endptr, _base);
    if (errno == ERANGE) {
        if (ULONG_MAX == n) {
            error = NumericConvertException::Overflow;
        }
    }
 
    if (NumericConvertException::NoError != error) {
        return _default;
    }
 
    if ((endptr && *endptr != '\0') || errno == EINVAL) {
        return _default;
    }
 
    return (uint64_t) n;
}

parse() [2/2]

uint64_t UInt64::parse ( const wchar_t * _number, unsigned _base = 10 )

static

Definition at line 623 of file Numeric.cpp.

{
    __DCL_ASSERT(_number != NULL);
    __DCL_ASSERT(_base > 1);
 
    if (*_number == __T('\0') || iswspace((wint_t)*_number)) {
        throw new NumericConvertException(_number, _base, 0);
    }
 
    NumericConvertException::Error error = NumericConvertException::NoError;
    errno = 0;
    wchar_t* endptr = NULL;
    unsigned long long n = wcstoull(_number, &endptr, _base);
    if (errno == ERANGE) {
        if (ULLONG_MAX == n) {
            error = NumericConvertException::Overflow;
        }
    }
 
    if (NumericConvertException::NoError != error) {
        throw new NumericConvertException(
            error,
            _number,
            _base
            );
    }
 
    if ((endptr && *endptr != '\0') || errno == EINVAL) {
        throw new NumericConvertException(
            _number,
            _base,
            endptr ? (endptr - _number) : 0
        );
    }
 
    return (uint64_t) n;
}

toByteString()

ByteString UInt64::toByteString ( uint64_t _u, unsigned _base = 10 )

static

Definition at line 692 of file Numeric.cpp.

{
    __DCL_ASSERT_PARAM(2 <= _base && _base <= 32);
    // 2진수일경우 32 + sign = 33
    ByteBuffer* buf = ByteBuffer::create(70);
    __uint64toa(_n, buf->data(), _base);
    buf->__dataLength = ByteString::length(buf->data());
    ByteString s(buf);
    buf->release();
    return s;
}

toString() [1/3]

String UInt64::toString ( uint64_t _u, const wchar_t * _format )

static

Definition at line 613 of file Numeric.cpp.

{
    if (!_format)
        _format = __T("%ull");
 
    __DCL_ASSERT(*_format != '\0');
 
    return String::format(_format, _u);
}

toString() [2/3]

String UInt64::toString ( uint64_t _u, unsigned _base = 10 )

static

Definition at line 601 of file Numeric.cpp.

{
    __DCL_ASSERT_PARAM(2 <= _base && _base <= 32);
     // 2진수일경우 64 + sign = 65
    CharBuffer* buf = CharBuffer::create(70);
    __uint64tow(_u, buf->data(), _base);
    buf->__dataLength = String::length(buf->data());
    String s(buf);
    buf->release();
    return s;
}

toString() [3/3]

String UInt64::toString ( unsigned _base = 10 ) const

inline

Definition at line 129 of file Numeric.inl.

{
    return UInt64::toString(__u, _base);
}

Member Data Documentation

__u

uint64_t UInt64::__u

Definition at line 145 of file Numeric.h.

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

• Numeric.h
• Numeric.inl
• Numeric.cpp