zypp::target::HardLocksFile Class Reference

Save and restore hardlocks. More...

#include <HardLocksFile.h>

List of all members.

Public Types
typedef pool::PoolTraits::HardLockQueries	Data
Public Member Functions
	HardLocksFile (const Pathname &file_r)
	Ctor taking the file to read/write.
const Pathname &	file () const
	Return the file path.
const Data &	data () const
	Return the data.
void	setData (const Data &data_r)
	Store new Data.
Private Member Functions
bool	differs (const Data &lhs, const Data &rhs) const
	Helper testing whether two Data differ.
Static Private Member Functions
static void	load (const Pathname &file_r, Data &data_r)
	Read Data from file_r.
static void	store (const Pathname &file_r, const Data &data_r)
	Write Data to file_r.
Private Attributes
Pathname	_file
scoped_ptr< Data >	_dataPtr
Friends
std::ostream &	operator<< (std::ostream &str, const HardLocksFile &obj)

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Detailed Description

Save and restore hardlocks.

Definition at line 36 of file HardLocksFile.h.

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Member Typedef Documentation

typedef pool::PoolTraits::HardLockQueries zypp::target::HardLocksFile::Data

Definition at line 41 of file HardLocksFile.h.

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Constructor & Destructor Documentation

zypp::target::HardLocksFile::HardLocksFile

(

const Pathname &

file_r

)

[inline]

Ctor taking the file to read/write.

Definition at line 45 of file HardLocksFile.h.

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Member Function Documentation

const Pathname& zypp::target::HardLocksFile::file

(

)

const [inline]

Return the file path.

Definition at line 50 of file HardLocksFile.h.

References _file.

Referenced by zypp::target::operator<<().

const Data& zypp::target::HardLocksFile::data

(

)

const [inline]

Return the data.

The file is read once on demand. Returns empty Data if the file does not exist or is not readable.

Definition at line 57 of file HardLocksFile.h.

References _dataPtr, _file, and load().

Referenced by zypp::target::TargetImpl::load(), and zypp::target::operator<<().

void zypp::target::HardLocksFile::setData

(

const Data &

data_r

)

[inline]

Store new Data.

Write the new Data to file, unless we know it did not change. The directory containing file must exist.

Definition at line 73 of file HardLocksFile.h.

References _dataPtr, _file, differs(), and store().

Referenced by zypp::target::TargetImpl::commit().

bool zypp::target::HardLocksFile::differs	(	const Data &	lhs,
		const Data &	rhs
	)			const [inline, private]

Helper testing whether two Data differ.

Definition at line 87 of file HardLocksFile.h.

References for_.

Referenced by setData().

void zypp::target::HardLocksFile::load	(	const Pathname &	file_r,
		Data &	data_r
	)			[static, private]

Read Data from file_r.

Definition at line 35 of file HardLocksFile.cc.

References MIL, zypp::readPoolQueriesFromFile(), and WAR.

Referenced by data().

void zypp::target::HardLocksFile::store	(	const Pathname &	file_r,
		const Data &	data_r
	)			[static, private]

Write Data to file_r.

Definition at line 49 of file HardLocksFile.cc.

References zypp::filesystem::chmod(), ERR, zypp::filesystem::TmpFile::makeSibling(), MIL, zypp::filesystem::TmpPath::path(), zypp::filesystem::rename(), and zypp::writePoolQueriesToFile().

Referenced by setData().

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Friends And Related Function Documentation

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

Stream output

Definition at line 72 of file HardLocksFile.cc.

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Member Data Documentation

Pathname zypp::target::HardLocksFile::_file [private]

Definition at line 108 of file HardLocksFile.h.

Referenced by data(), file(), and setData().

scoped_ptr<Data> zypp::target::HardLocksFile::_dataPtr [mutable, private]

Definition at line 109 of file HardLocksFile.h.

Referenced by data(), zypp::target::operator<<(), and setData().

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

• zypp/target/HardLocksFile.h
• zypp/target/HardLocksFile.cc