1 martin 1.4 //%LICENSE////////////////////////////////////////////////////////////////

 2 martin 1.5 //

 3 martin 1.4 // Licensed to The Open Group (TOG) under one or more contributor license
 4            // agreements.  Refer to the OpenPegasusNOTICE.txt file distributed with
 5            // this work for additional information regarding copyright ownership.
 6            // Each contributor licenses this file to you under the OpenPegasus Open
 7            // Source License; you may not use this file except in compliance with the
 8            // License.

 9 martin 1.5 //

10 martin 1.4 // Permission is hereby granted, free of charge, to any person obtaining a
11            // copy of this software and associated documentation files (the "Software"),
12            // to deal in the Software without restriction, including without limitation
13            // the rights to use, copy, modify, merge, publish, distribute, sublicense,
14            // and/or sell copies of the Software, and to permit persons to whom the
15            // Software is furnished to do so, subject to the following conditions:

16 martin 1.5 //

17 martin 1.4 // The above copyright notice and this permission notice shall be included
18            // in all copies or substantial portions of the Software.

19 martin 1.5 //

20 martin 1.4 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

21 martin 1.5 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

22 martin 1.4 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23            // IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
24            // CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
25            // TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
26            // SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

27 martin 1.5 //

28 martin 1.4 //////////////////////////////////////////////////////////////////////////

29 mike   1.2 
30            //
31            //%/////////////////////////////////////////////////////////////////////////////
32            
33            #include <new>
34            #include "IDFactory.h"
35            
36            PEGASUS_NAMESPACE_BEGIN
37            
38            IDFactory::IDFactory(Uint32 firstID) : _firstID(firstID), _nextID(_firstID)
39            {
40            }
41            
42            IDFactory::~IDFactory()
43            {
44                PEGASUS_DEBUG_ASSERT(_magic);
45            }
46            
47            Uint32 IDFactory::getID() const
48            {
49                PEGASUS_DEBUG_ASSERT(_magic);
50 mike   1.2 
51                IDFactory* self = (IDFactory*)this;
52            
53                Uint32 id;
54            
55                self->_mutex.lock();
56                {

57 kumpf  1.3         if (_pool.isEmpty())
58                    {
59                        if (self->_nextID < _firstID)
60                            self->_nextID = _firstID;
61            
62                        id = self->_nextID++;
63                    }
64                    else
65                    {
66                        id = _pool.top();
67                        self->_pool.pop();
68                    }

69 mike   1.2     }
70                self->_mutex.unlock();
71            
72                return id;
73            }
74            
75            void IDFactory::putID(Uint32 id)
76            {
77                PEGASUS_DEBUG_ASSERT(_magic);
78                PEGASUS_DEBUG_ASSERT(id >= _firstID);
79            
80                if (id < _firstID)

81 kumpf  1.3         return;

82 mike   1.2 
83                _mutex.lock();
84                {

85 kumpf  1.3         _pool.push(id);

86 mike   1.2     }
87                _mutex.unlock();
88            }
89            
90            PEGASUS_NAMESPACE_END