CLAM-Development  1.4.0
Storage.hxx
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1 /*
2  * Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
3  * UNIVERSITAT POMPEU FABRA
4  *
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  *
20  */
21 
23 // Class Storage: The abstract class for storages.
24 // Description:
25 // An storage is a place where you can save and/or retrieve objects
26 // state. Subclases of Storage will implement the way the storage
27 // and the loading is done.
29 
30 #ifndef _Storage_
31 #define _Storage_
32 
33 #include "Storable.hxx"
34 #include "Err.hxx"
35 
36 namespace CLAM {
37 
38 
44 class ErrNotFound : public Err {
45 };
46 
53 class Storage {
54 // Construction/Destruction
55 public:
56  //* The required virtual destructor
57  virtual ~Storage() {};
58 // Operators for the Storage interface
59 public:
73  virtual void Store(const Storable & object)=0;
89  virtual bool Load (Storable & object)=0;
90 };
91 }
92 
93 #endif//_Storage_
94