Directory.h

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#ifndef OPAL_Directory_HH
#define OPAL_Directory_HH
 
// ------------------------------------------------------------------------
// $RCSfile: Directory.h,v $
// ------------------------------------------------------------------------
// $Revision: 1.1.1.1 $
// ------------------------------------------------------------------------
// Copyright: see Copyright.readme
// ------------------------------------------------------------------------
//
// Class: Directory
//
// ------------------------------------------------------------------------
//
// $Date: 2000/03/27 09:33:34 $
// $Author: Andreas Adelmann $
//
// ------------------------------------------------------------------------
 
#include <functional>
#include <map>
#include <memory>
#include <string>
 
class Object;
 
// Class Directory
// ------------------------------------------------------------------------
 
typedef std::map<std::string, std::shared_ptr<Object>, std::less<std::string> > ObjectDir;
 
//  Used as the directory for OPAL objects.
 
class Directory {
public:
    //  Build empty directory.
    Directory();
 
    ~Directory();
 
    //  (Version for non-constant directory).
    ObjectDir::iterator begin();
 
    //  (Version for constant directory).
    ObjectDir::const_iterator begin() const;
 
    //  (Version for non-constant directory).
    ObjectDir::iterator end();
 
    //  (Version for constant directory).
    ObjectDir::const_iterator end() const;
 
    void erase();
 
    //  The entry is identified by [b]name[/b].
    void erase(const std::string& name);
 
    //  The entry is identified by [b]name[/b].
    //  If the entry [b]name[/b] does not exist, return [b]nullptr[/b].
    Object* find(const std::string& name) const;
 
    //  Insert new object in directory.
    //  If the entry [b]name[/b] exists already, it is removed.
    void insert(const std::string& name, Object* newObject);
 
private:
    // The directory of objects.
    ObjectDir dir;
};
 
#endif  // OPAL_Directory_HH