/usr/include/openturns/LibraryLoader.hxx is in libopenturns-dev 0.15-2.
This file is owned by root:root, with mode 0o644.
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/**
* @file LibraryLoader.hxx
* @brief The class LibraryLoader loads and manages all dynamic libraries
*
* (C) Copyright 2005-2011 EDF-EADS-Phimeca
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* @author: $LastChangedBy: schueller $
* @date: $LastChangedDate: 2011-04-11 12:32:27 +0200 (Mon, 11 Apr 2011) $
* Id: $Id: LibraryLoader.hxx 1866 2011-04-11 10:32:27Z schueller $
*/
#ifndef OPENTURNS_LIBRARYLOADER_HXX
#define OPENTURNS_LIBRARYLOADER_HXX
#include <iostream> // for std::ostream
#include <map> // for std::map
#include "Exception.hxx"
#include "OStream.hxx"
#include "Library.hxx"
#include "Lockable.hxx"
namespace OpenTURNS
{
namespace Base
{
namespace Func
{
/**
* @class LibraryLoader
* @brief Loads and manages all dynamic libraries
* @ingroup Wrapper
*
* The LibraryLoader class acts as a general factory to load and unload
* dynamic libraries (Unix shared objects or Windows DLL) on demand.
* The class is based on the 'singleton' design pattern.
* Libraries are loaded only once and handles are stored in a map.
* @see Library
* @todo Library reference counting
* @toto Release method definition and implementation
*/
class LibraryLoader
: public Common::Lockable
{
CLASSNAME;
public:
typedef Common::FileNotFoundException FileNotFoundException;
typedef Common::DynamicLibraryException DynamicLibraryException;
/** The accessor to the Singleton element */
static LibraryLoader & GetInstance();
/* Destructor */
~LibraryLoader();
/* String converter */
String __repr__() const;
String __str__(const String & offset = "") const;
/** @brief Loads the library at path
* This method takes the path, either relative or absolute, to a dynamic loadable object
* and tries to lod it. If the object was already loaded, the previous reference is returned.
* It not the object is searched for on the filesystem. If it can't be found a
* FileNotFoundException is raised. If it is found but can't be loaded a DynamicLibraryException
* is raised.
* @throw FileNotFoundException
* @throw DynamicLibraryException
* @param path A path to the object to be loaded
* @result An handle to the Library usable afterwars by other Open TURNS objects
*/
Library load(const OT::FileName & path) /* throw(FileNotFoundException,DynamicLibraryException) */;
protected:
private:
/**
* The map that stores all the handles on loaded dynamic libraries
* Key is the path of the library, value is the handle onto the library.
* This map is protected against concurrent accesses
*/
typedef std::map<FileName,LibraryHandle> CatalogType;
CatalogType libraryCatalog_;
/** The unique instance of the Singleton model */
static LibraryLoader * p_instance_;
/** Default constructor */
LibraryLoader();
/** Copy constructor */
LibraryLoader(const LibraryLoader & other);
/** Assignment */
LibraryLoader & operator =(const LibraryLoader & other);
}
; /* class LibraryLoader */
/**
* @fn std::ostream & operator <<(std::ostream & os, const LibraryLoader & obj)
* @brief Output stream converter
* @param os A STL output stream object
* @param obj The object read by \em os
* @return A reference to \em os
*/
std::ostream & operator <<(std::ostream & os, const LibraryLoader & obj);
Common::OStream & operator <<(Common::OStream & OS, const LibraryLoader & obj);
} /* namespace Func */
} /* namespace Base */
} /* namespace OpenTURNS */
#endif /* OPENTURNS_LIBRARYLOADER_HXX */
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