bes  Updated for version 3.20.10
BESDefinitionStorageList.h
1 // BESDefinitionStorageList.h
2 
3 // This file is part of bes, A C++ back-end server implementation framework
4 // for the OPeNDAP Data Access Protocol.
5 
6 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research
7 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
8 //
9 // This library is free software; you can redistribute it and/or
10 // modify it under the terms of the GNU Lesser General Public
11 // License as published by the Free Software Foundation; either
12 // version 2.1 of the License, or (at your option) any later version.
13 //
14 // This library is distributed in the hope that it will be useful,
15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 // Lesser General Public License for more details.
18 //
19 // You should have received a copy of the GNU Lesser General Public
20 // License along with this library; if not, write to the Free Software
21 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 //
23 // You can contact University Corporation for Atmospheric Research at
24 // 3080 Center Green Drive, Boulder, CO 80301
25 
26 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
27 // Please read the full copyright statement in the file COPYRIGHT_UCAR.
28 //
29 // Authors:
30 // pwest Patrick West <pwest@ucar.edu>
31 // jgarcia Jose Garcia <jgarcia@ucar.edu>
32 
33 #ifndef I_BESDefinitionStorageList_H
34 #define I_BESDefinitionStorageList_H 1
35 
36 #include <string>
37 #include <mutex>
38 
39 #include "BESObj.h"
40 
42 class BESDefine;
43 class BESInfo;
44 
45 #ifndef DEFAULT
46 #define DEFAULT "default"
47 #endif
48 
49 #ifndef CATALOG
50 #define CATALOG "catalog"
51 #endif
52 
53 
71 private:
72  static BESDefinitionStorageList * d_instance;
73  mutable std::recursive_mutex d_cache_lock_mutex;
74 
75  static void initialize_instance();
76  static void delete_instance();
77 
78  typedef struct _persistence_list {
79  BESDefinitionStorage *_persistence_obj;
80  unsigned int _reference;
81  BESDefinitionStorageList::_persistence_list *_next;
82  } persistence_list;
83 
84  BESDefinitionStorageList::persistence_list *_first;
85 
86 public:
88  virtual ~BESDefinitionStorageList();
89 
90  virtual bool add_persistence(BESDefinitionStorage *p);
91  virtual bool ref_persistence(const std::string &persist_name);
92  virtual bool deref_persistence(const std::string &persist_name);
93  virtual BESDefinitionStorage *find_persistence(const std::string &persist_name);
94 
95  virtual BESDefine * look_for(const std::string &def_name);
96 
97  virtual void show_definitions(BESInfo &info);
98 
99  virtual void dump(std::ostream &strm) const;
100 
101  static BESDefinitionStorageList *TheList();
102 };
103 
104 #endif // I_BESDefinitionStorageList_H
105 
Provides a mechanism for accessing definitions from different definition stores registered with this ...
virtual BESDefinitionStorage * find_persistence(const std::string &persist_name)
find the persistence store with the given name
virtual bool add_persistence(BESDefinitionStorage *p)
Add a persistent store to the list.
virtual BESDefine * look_for(const std::string &def_name)
look for the specified definition in the list of defintion stores.
virtual bool deref_persistence(const std::string &persist_name)
de-reference a persistent store in the list
virtual bool ref_persistence(const std::string &persist_name)
reference a persistent store in the list
virtual void dump(std::ostream &strm) const
dumps information about this object
virtual void show_definitions(BESInfo &info)
show information for each definition in each persistence store
provides persistent storage for a specific view of different containers including contraints and aggr...
informational response object
Definition: BESInfo.h:63
top level BES object to house generic methods
Definition: BESObj.h:50