Mercurial > hg > orthanc-stone

annotate Framework/Deprecated/Toolbox/DownloadStack.h @ 872:733c6db3e5a3 am-dev

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limiting the size of the cache
author Alain Mazy <alain@mazy.be>
date Mon, 01 Jul 2019 13:36:51 +0200
parents c35e98d22764
children 2d8ab34c8c91
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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22 #pragma once
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24 #include <vector>
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25 #include <boost/noncopyable.hpp>
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27 namespace Deprecated
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28 {
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29 class DownloadStack : public boost::noncopyable
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30 {
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31 private:
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32 static const int NIL = -1;
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34 // This is a doubly-linked list
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35 struct Node
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36 {
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37 int next_;
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38 int prev_;
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39 bool dequeued_;
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40 };
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42 std::vector<Node> nodes_;
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43 int firstNode_;
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45 bool CheckInvariants() const;
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47 void SetTopNodeInternal(unsigned int value);
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49 public:
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50 DownloadStack(unsigned int size);
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52 ~DownloadStack();
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54 bool Pop(unsigned int& value);
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56 void SetTopNode(unsigned int value);
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58 void SetTopNodePermissive(int value);
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59 };
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60 }