libzypp 17.37.17
zypp::target::SolvIdentFile Class Reference

Save and restore a list of solvable names (ident IdString) More...

#include <zypp/target/SolvIdentFile.h>

Public Types

using Data = std::unordered_set<IdString>

Public Member Functions

 SolvIdentFile (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 SolvIdentFile &obj)

(Note that these are not member symbols.)

std::ostream & operator<< (std::ostream &str, const SolvIdentFile &obj)
 Stream output.

Detailed Description

Save and restore a list of solvable names (ident IdString)

Definition at line 34 of file SolvIdentFile.h.

Member Typedef Documentation

◆ Data

using zypp::target::SolvIdentFile::Data = std::unordered_set<IdString>

Definition at line 38 of file SolvIdentFile.h.

Constructor & Destructor Documentation

◆ SolvIdentFile()

zypp::target::SolvIdentFile::SolvIdentFile ( Pathname file_r)
inline

Ctor taking the file to read/write.

Definition at line 42 of file SolvIdentFile.h.

Member Function Documentation

◆ file()

const Pathname & zypp::target::SolvIdentFile::file ( ) const
inline

Return the file path.

Definition at line 47 of file SolvIdentFile.h.

◆ data()

const Data & zypp::target::SolvIdentFile::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 54 of file SolvIdentFile.h.

◆ setData()

void zypp::target::SolvIdentFile::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 70 of file SolvIdentFile.h.

◆ differs()

bool zypp::target::SolvIdentFile::differs ( const Data & lhs,
const Data & rhs ) const
inlineprivate

Helper testing whether two Data differ.

Definition at line 84 of file SolvIdentFile.h.

◆ load()

void zypp::target::SolvIdentFile::load ( const Pathname & file_r,
Data & data_r )
staticprivate

Read Data from file_r.

Definition at line 34 of file SolvIdentFile.cc.

◆ store()

void zypp::target::SolvIdentFile::store ( const Pathname & file_r,
const Data & data_r )
staticprivate

Write Data to file_r.

Definition at line 54 of file SolvIdentFile.cc.

◆ operator<< [1/2]

std::ostream & operator<< ( std::ostream & str,
const SolvIdentFile & obj )
friend

Definition at line 88 of file SolvIdentFile.cc.

◆ operator<<() [2/2]

std::ostream & operator<< ( std::ostream & str,
const SolvIdentFile & obj )
related

Stream output.

Definition at line 88 of file SolvIdentFile.cc.

Member Data Documentation

◆ _file

Pathname zypp::target::SolvIdentFile::_file
private

Definition at line 102 of file SolvIdentFile.h.

◆ _dataPtr

scoped_ptr<Data> zypp::target::SolvIdentFile::_dataPtr
mutableprivate

Definition at line 103 of file SolvIdentFile.h.

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