osgeo::proj::io::DatabaseContext Class Reference

Database context. More...

#include <io.hpp>

Public Member Functions
const std::string &	getPath () const
	Return the path to the database.
std::set< std::string >	getAuthorities () const
	Return the list of authorities used in the database.
std::vector< std::string >	getDatabaseStructure () const
	Return the list of SQL commands (CREATE TABLE, CREATE TRIGGER, CREATE VIEW) needed to initialize a new database.

Static Public Member Functions
static DatabaseContextNNPtr	create ()
	Instanciate a database context, using the default proj.db file. More...
static DatabaseContextNNPtr	create (const std::string &databasePath)
	Instanciate a database context from a full filename. More...
static DatabaseContextNNPtr	create (const std::string &databasePath, const std::vector< std::string > &auxiliaryDatabasePaths)
	Instanciate a database context from a full filename, and attach auxiliary databases to it. More...

Detailed Description

Database context.

A database context should be used only by one thread at a time.

Member Function Documentation

DatabaseContextNNPtr osgeo::proj::io::DatabaseContext::create ( )

static

Instanciate a database context, using the default proj.db file.

It will be searched in the directory pointed by the PROJ_LIB environment variable. If not found, on Unix builds, it will be then searched first in the pkgdatadir directory of the installation prefix.

This database context should be used only by one thread at a time.

Exceptions

FactoryException

DatabaseContextNNPtr osgeo::proj::io::DatabaseContext::create ( const std::string &  databasePath )

static

Instanciate a database context from a full filename.

This database context should be used only by one thread at a time.

Parameters

databasePath

Path and filename of the database. Might be empty string for the default rules to locate the default proj.db

Exceptions

FactoryException

DatabaseContextNNPtr osgeo::proj::io::DatabaseContext::create ( const std::string &  databasePath, const std::vector< std::string > &  auxiliaryDatabasePaths  )

static

Instanciate a database context from a full filename, and attach auxiliary databases to it.

This database context should be used only by one thread at a time.

Parameters

databasePath	Path and filename of the database. Might be empty string for the default rules to locate the default proj.db
auxiliaryDatabasePaths	Path and filename of auxiliary databases;

Exceptions

FactoryException

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

• include/proj/io.hpp
• src/factory.cpp