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DBEnvironmentQueue.h
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1 /*
2  * DBEnvironmentSet.h
3  *
4  * This file is part of the HausmiSEP project
5  *
6  * Copyright (C) 2012, 2013 Marco Alvarado (malvcr@gmail.com)
7  *
8  * This program is free software: you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation, either version 3 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program. If not, see <http://www.gnu.org/licenses/>.
20  */
21 
22 #ifndef DBENVIRONMENTQUEUE_H_
23 #define DDENVIRONMENTQUEUE_H_
24 
25 #include <HSEPData/DBBase.h>
26 #include <HSEP/Mutex.h>
27 
28 #include <list>
29 #include <map>
30 
31 using namespace std;
32 
33 namespace HSEPData {
34 
35  typedef list<DBEnvironment*> DBEnvironmentList;
36  typedef DBEnvironmentList::iterator DBEnvironmentListIterator;
37  typedef DBEnvironment* (*environmentCreatorType)();
38 
42  class DBEnvironmentQueue {
43  HSEP::Mutex aMutex;
44  DBEnvironmentList aFree;
45  DBEnvironmentList aUsed;
46  public:
47  DBEnvironmentQueue();
48  ~DBEnvironmentQueue();
49 
57  DBEnvironment* getEnvironmentPtr();
58 
64  void addEnvironment(DBEnvironment* pEnvironmentPtr);
65 
72  void releaseEnvironment(DBEnvironment* pEnvironmentPtr);
73 
74  }; // DBEnvironmentQueue
75 
76  typedef map<string,DBEnvironmentQueue*> DBEnvironmentQueueMap;
77  typedef DBEnvironmentQueueMap::iterator DBEnvironmentQueueMapIterator;
78 
79 } // HSEPData namespace
80 
81 #endif /* DBENVIRONMENTQUEUE_H_ */