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121 lines
3.7 KiB
C++
121 lines
3.7 KiB
C++
// ==============================================================
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// This file is part of MegaGlest (www.glest.org)
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//
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// DataManager.h -- Copyright (c) 2006 David Henry
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// changed for use with MegaGlest: Copyright (C) 2011- by Mark Vejvoda
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//
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// This code is licensed under the MIT license:
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// http://www.opensource.org/licenses/mit-license.php
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//
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// Open Source Initiative OSI - The MIT License (MIT):Licensing
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//
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// The MIT License (MIT)
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// Copyright (c) <year> <copyright holders>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.//
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//
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// Definitions of a data manager class.
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//
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __DATAMANAGER_H__
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#define __DATAMANAGER_H__
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#include <stdexcept>
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#include <string>
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#include <map>
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using std::string;
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using std::map;
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namespace Shared { namespace Graphics { namespace md5 {
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/////////////////////////////////////////////////////////////////////////////
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//
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// class DataManagerException - Exception class for DataManager classes.
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// This acts like a standard runtime_error exception but
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// know the name of the resource which caused the exception.
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//
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/////////////////////////////////////////////////////////////////////////////
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class DataManagerException : public std::runtime_error {
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public:
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// Constructors
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DataManagerException (const string &error)
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: std::runtime_error (error) { }
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DataManagerException (const string &error, const string &name)
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: std::runtime_error (error), _which (name) { }
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virtual ~DataManagerException () throw () { }
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public:
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// Public interface
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virtual const char *which () const throw () {
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return _which.c_str ();
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}
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private:
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// Member variables
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string _which;
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};
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/////////////////////////////////////////////////////////////////////////////
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//
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// class DataManager -- a data manager which can register/unregister
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// generic objects. Destroy all registred objects at death.
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//
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// The data manager is a singleton.
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//
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/////////////////////////////////////////////////////////////////////////////
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template <typename T, typename C>
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class DataManager {
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protected:
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// Constructor/destructor
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DataManager ();
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virtual ~DataManager ();
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public:
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// Public interface
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T *request (const string &name);
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void registerObject (const string &name, T *object)
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throw (DataManagerException);
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void unregisterObject (const string &name, bool deleteObject = false);
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void purge ();
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private:
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// Member variables
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typedef map<string, T*> DataMap;
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DataMap _registry;
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public:
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// Singleton related functions
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static C *getInstance ();
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static void kill ();
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private:
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// The unique instance of this class
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static C *_singleton;
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};
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// Include inline function definitions
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#include "DataManager.inl"
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}}} //end namespace
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#endif // __DATAMANAGER_H__
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