Mercurial > hg > orthanc-stone
comparison Framework/Loaders/IFetchingStrategy.h @ 708:51976977d2d3
reorganization
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 20 May 2019 11:20:01 +0200 |
parents | |
children | 2d8ab34c8c91 |
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707:d1feb89ea742 | 708:51976977d2d3 |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #pragma once | |
23 | |
24 #include <boost/noncopyable.hpp> | |
25 | |
26 namespace OrthancStone | |
27 { | |
28 class IFetchingStrategy : public boost::noncopyable | |
29 { | |
30 public: | |
31 virtual ~IFetchingStrategy() | |
32 { | |
33 } | |
34 | |
35 virtual unsigned int GetItemsCount() const = 0; | |
36 | |
37 virtual unsigned int GetMaxQuality() const = 0; | |
38 | |
39 virtual bool GetNext(unsigned int& item, | |
40 unsigned int& quality) = 0; | |
41 | |
42 virtual void SetCurrent(unsigned int item) = 0; | |
43 | |
44 // Ask the strategy to re-schedule the item with the lowest | |
45 // priority in the fetching order. This allows to know which item | |
46 // should be dropped from a cache. | |
47 virtual void RecycleFurthest(unsigned int& item) = 0; | |
48 }; | |
49 }; |