zypp::ByteCount Class Reference

Store and operate with byte count. More...

#include <ByteCount.h>

List of all members.

Public Types
typedef base::Unit	Unit
typedef Unit::ValueType	SizeType
Public Member Functions
	ByteCount ()
	Default ctor.
	ByteCount (const Unit &unit_r)
	Ctor taking 1 Unit.
	ByteCount (const SizeType count_r, const Unit &unit_r=B)
	Ctor taking a count and optinal Unit.
	operator SizeType () const
	Conversion to SizeType.
ByteCount &	fillBlock (ByteCount blocksize_r=K)
	Adjust count to multiple of blocksize_r (default 1K).
ByteCount	fullBlocks (ByteCount blocksize_r=K) const
	Return count adjusted to multiple of blocksize_r (default 1K).
SizeType	blocks (ByteCount blocksize_r=K) const
	Return number of blocks of size blocksize_r (default 1K).
const Unit &	bestUnit () const
	Return the best Unit (B,K,M,G,T) for count.
const Unit &	bestUnit1000 () const
	Return the best Unit (B,kB,MB,GB,TB) for count.
Arithmetic operations.
+ - * / are provided via conversion to SizeType.
ByteCount &	operator+= (const SizeType rhs)
ByteCount &	operator-= (const SizeType rhs)
ByteCount &	operator*= (const SizeType rhs)
ByteCount &	operator/= (const SizeType rhs)
ByteCount &	operator++ ()
ByteCount &	operator-- ()
ByteCount	operator++ (int)
ByteCount	operator-- (int)
Conversion to string.
field_width_r Width for the number part (incl. precision) unit_width_r With for the unit symbol (without symbol if zero) prec_r Precision to use. See also: zypp::base::Unit
std::string	asString (unsigned field_width_r=0, unsigned unit_width_r=1) const
	Auto selected Unit and precision.
std::string	asString (unsigned field_width_r, unsigned unit_width_r, unsigned prec_r) const
	Auto selected Unit.
std::string	asString (const Unit &unit_r, unsigned field_width_r=0, unsigned unit_width_r=1) const
	Auto selected precision.
std::string	asString (const Unit &unit_r, unsigned field_width_r, unsigned unit_width_r, unsigned prec_r) const
	Nothing auto selected.
Static Public Attributes
Byte unit constants.
static const Unit	B
	1 Byte
static const Unit	K
	1024 Byte
static const Unit	KiB
static const Unit	M
	1024^2 Byte
static const Unit	MiB
static const Unit	G
	1024^3 Byte
static const Unit	GiB
static const Unit	T
	1024^4 Byte
static const Unit	TiB
static const Unit	kB
	1000 Byte
static const Unit	MB
	1000^2 Byte
static const Unit	GB
	1000^3 Byte
static const Unit	TB
	1000^4 Byte
Private Attributes
SizeType	_count
Friends
std::ostream &	operator<< (std::ostream &str, const ByteCount &obj)
Related Functions
(Note that these are not member functions.)
std::ostream &	operator<< (std::ostream &str, const ByteCount &obj)

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Detailed Description

Store and operate with byte count.

Definition at line 30 of file ByteCount.h.

---

Member Typedef Documentation

typedef base::Unit zypp::ByteCount::Unit

Definition at line 36 of file ByteCount.h.

typedef Unit::ValueType zypp::ByteCount::SizeType

Definition at line 37 of file ByteCount.h.

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Constructor & Destructor Documentation

zypp::ByteCount::ByteCount

(

)

[inline]

Default ctor.

Definition at line 70 of file ByteCount.h.

Referenced by fullBlocks().

zypp::ByteCount::ByteCount

(

const Unit &

unit_r

)

[inline]

Ctor taking 1 Unit.

Definition at line 74 of file ByteCount.h.

zypp::ByteCount::ByteCount	(	const SizeType	count_r,
		const Unit &	unit_r = B
	)		[inline]

Ctor taking a count and optinal Unit.

Definition at line 78 of file ByteCount.h.

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Member Function Documentation

zypp::ByteCount::operator SizeType

(

)

const [inline]

Conversion to SizeType.

Definition at line 85 of file ByteCount.h.

References _count.

ByteCount& zypp::ByteCount::operator+=

(

const SizeType

rhs

)

[inline]

Definition at line 92 of file ByteCount.h.

References _count.

ByteCount& zypp::ByteCount::operator-=

(

const SizeType

rhs

)

[inline]

Definition at line 93 of file ByteCount.h.

References _count.

ByteCount& zypp::ByteCount::operator*=

(

const SizeType

rhs

)

[inline]

Definition at line 94 of file ByteCount.h.

References _count.

ByteCount& zypp::ByteCount::operator/=

(

const SizeType

rhs

)

[inline]

Definition at line 95 of file ByteCount.h.

References _count.

ByteCount& zypp::ByteCount::operator++

(

)

[inline]

Definition at line 97 of file ByteCount.h.

References _count.

ByteCount& zypp::ByteCount::operator--

(

)

[inline]

Definition at line 98 of file ByteCount.h.

References _count.

ByteCount zypp::ByteCount::operator++

(

int

)

[inline]

Definition at line 100 of file ByteCount.h.

References _count.

ByteCount zypp::ByteCount::operator--

(

int

)

[inline]

Definition at line 101 of file ByteCount.h.

References _count.

ByteCount & zypp::ByteCount::fillBlock

(

ByteCount

blocksize_r = K

)

Adjust count to multiple of blocksize_r (default 1K).

Zero blocksize_r is treated as 1B.

Definition at line 43 of file ByteCount.cc.

References _count.

ByteCount zypp::ByteCount::fullBlocks

(

ByteCount

blocksize_r = K

)

const [inline]

Return count adjusted to multiple of blocksize_r (default 1K).

Definition at line 110 of file ByteCount.h.

References ByteCount().

Referenced by blocks().

SizeType zypp::ByteCount::blocks

(

ByteCount

blocksize_r = K

)

const [inline]

Return number of blocks of size blocksize_r (default 1K).

Definition at line 114 of file ByteCount.h.

References fullBlocks().

Referenced by zypp::target::rpm::RpmHeader::tag_du().

const ByteCount::Unit & zypp::ByteCount::bestUnit

(

)

const

Return the best Unit (B,K,M,G,T) for count.

Definition at line 70 of file ByteCount.cc.

References _count, B, zypp::base::Unit::factor(), G, K, M, and T.

Referenced by asString().

const ByteCount::Unit & zypp::ByteCount::bestUnit1000

(

)

const

Return the best Unit (B,kB,MB,GB,TB) for count.

Definition at line 89 of file ByteCount.cc.

References _count, B, zypp::base::Unit::factor(), GB, kB, MB, and TB.

std::string zypp::ByteCount::asString	(	unsigned	field_width_r = 0,
		unsigned	unit_width_r = 1
	)		const [inline]

Auto selected Unit and precision.

Definition at line 133 of file ByteCount.h.

References asString(), and bestUnit().

Referenced by asString(), and operator<<().

std::string zypp::ByteCount::asString	(	unsigned	field_width_r,
		unsigned	unit_width_r,
		unsigned	prec_r
	)		const [inline]

Auto selected Unit.

Definition at line 137 of file ByteCount.h.

References asString(), and bestUnit().

Referenced by asString().

std::string zypp::ByteCount::asString	(	const Unit &	unit_r,
		unsigned	field_width_r = 0,
		unsigned	unit_width_r = 1
	)		const [inline]

Auto selected precision.

Definition at line 142 of file ByteCount.h.

References asString(), and zypp::base::Unit::prec().

Referenced by asString().

std::string zypp::ByteCount::asString	(	const Unit &	unit_r,
		unsigned	field_width_r,
		unsigned	unit_width_r,
		unsigned	prec_r
	)		const [inline]

Nothing auto selected.

Definition at line 147 of file ByteCount.h.

References _count, and zypp::base::Unit::form().

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Friends And Related Function Documentation

std::ostream& operator<<	(	std::ostream &	str,
		const ByteCount &	obj
	)		[friend]

std::ostream & operator<<	(	std::ostream &	str,
		const ByteCount &	obj
	)		[related]

Stream output

Definition at line 160 of file ByteCount.h.

References asString().

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Member Data Documentation

const ByteCount::Unit zypp::ByteCount::B [static]

1 Byte

Definition at line 42 of file ByteCount.h.

Referenced by bestUnit(), bestUnit1000(), and zypp::DiskUsageCounter::MountPoint::blockSize().

const ByteCount::Unit zypp::ByteCount::K [static]

1024 Byte

Definition at line 45 of file ByteCount.h.

Referenced by bestUnit(), zypp::DiskUsageCounter::MountPoint::commitDiff(), zypp::packagedelta::DeltaRpm::DeltaRpm(), zypp::ResObject::downloadSize(), zypp::DiskUsageCounter::MountPoint::freeAfterCommit(), zypp::DiskUsageCounter::MountPoint::freeSize(), zypp::ResObject::installSize(), zypp::sat::Solvable::lookupLocation(), zypp::target::rpm::RpmHeader::tag_du(), zypp::DiskUsageCounter::MountPoint::totalSize(), zypp::DiskUsageCounter::MountPoint::usedAfterCommit(), and zypp::DiskUsageCounter::MountPoint::usedSize().

const ByteCount::Unit zypp::ByteCount::KiB [static]

Definition at line 46 of file ByteCount.h.

const ByteCount::Unit zypp::ByteCount::M [static]

1024^2 Byte

Definition at line 48 of file ByteCount.h.

Referenced by bestUnit().

const ByteCount::Unit zypp::ByteCount::MiB [static]

Definition at line 49 of file ByteCount.h.

const ByteCount::Unit zypp::ByteCount::G [static]

1024^3 Byte

Definition at line 51 of file ByteCount.h.

Referenced by bestUnit().

const ByteCount::Unit zypp::ByteCount::GiB [static]

Definition at line 52 of file ByteCount.h.

const ByteCount::Unit zypp::ByteCount::T [static]

1024^4 Byte

Definition at line 54 of file ByteCount.h.

Referenced by bestUnit().

const ByteCount::Unit zypp::ByteCount::TiB [static]

Definition at line 55 of file ByteCount.h.

const ByteCount::Unit zypp::ByteCount::kB [static]

1000 Byte

Definition at line 58 of file ByteCount.h.

Referenced by bestUnit1000().

const ByteCount::Unit zypp::ByteCount::MB [static]

1000^2 Byte

Definition at line 60 of file ByteCount.h.

Referenced by bestUnit1000().

const ByteCount::Unit zypp::ByteCount::GB [static]

1000^3 Byte

Definition at line 62 of file ByteCount.h.

Referenced by bestUnit1000().

const ByteCount::Unit zypp::ByteCount::TB [static]

1000^4 Byte

Definition at line 64 of file ByteCount.h.

Referenced by bestUnit1000().

SizeType zypp::ByteCount::_count [private]

Definition at line 155 of file ByteCount.h.

Referenced by asString(), bestUnit(), bestUnit1000(), fillBlock(), operator SizeType(), operator*=(), operator++(), operator+=(), operator--(), operator-=(), and operator/=().

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

• zypp/ByteCount.h
• zypp/ByteCount.cc