source: Sophya/trunk/SophyaExt/JThreadsC++/JTCSrc/JTC/HandleI.h@ 1643

Last change on this file since 1643 was 1016, checked in by ansari, 25 years ago

Creation du module JThreadsC++, importation du code des classes
de Thread a la Java de Object Oriented Concepts Inc - Reza 19/5/2000
File size: 2.4 KB
Line 
1// **********************************************************************
2//
3// Copyright (c) 2000
4// Object Oriented Concepts, Inc.
5// Billerica, MA, USA
6//
7// All Rights Reserved
8//
9// **********************************************************************
10
11#ifndef JTC_HANDLE_I_H
12#define JTC_HANDLE_I_H
13
14// ----------------------------------------------------------------------
15// JTCHandleT constructors and destructor
16// ----------------------------------------------------------------------
17
18template <class T>
19JTCHandleT<T>::JTCHandleT(T* tg)
20 : tg_(tg)
21{
22 if(tg_ != 0)
23 {
24 tg_ -> refMutex_.lock();
25 ++tg_ -> _jtc_refCount_; // Boost reference count.
26 tg_ -> refMutex_.unlock();
27 }
28}
29
30template <class T>
31JTCHandleT<T>::~JTCHandleT()
32{
33 bool deleteIt = false;
34 {
35 if(tg_ != 0)
36 {
37 tg_ -> refMutex_.lock();
38 if(--tg_ -> _jtc_refCount_ == 0)
39 deleteIt = true;
40 tg_ -> refMutex_.unlock();
41 }
42 }
43 if(deleteIt)
44 delete tg_;
45}
46
47// ----------------------------------------------------------------------
48// JTCHandle public member implementation
49// ----------------------------------------------------------------------
50template <class T>
51JTCHandleT<T>::JTCHandleT(const JTCHandleT<T>& rhs)
52 : tg_(rhs.tg_)
53{
54 if(tg_ != 0)
55 {
56 tg_ -> refMutex_.lock();
57 ++tg_ -> _jtc_refCount_; // Boost reference count.
58 tg_ -> refMutex_.unlock();
59 }
60}
61
62
63template <class T>
64JTCHandleT<T>&
65JTCHandleT<T>::operator=(const JTCHandleT<T>& rhs)
66{
67 bool deleteIt = false;
68 {
69 if(tg_ == rhs.tg_)
70 return *this;
71
72 if(tg_ != 0)
73 {
74 tg_ -> refMutex_.lock();
75 if(--tg_ -> _jtc_refCount_ == 0) // Time to clean out object?
76 deleteIt = true;
77 tg_ -> refMutex_.unlock();
78 }
79 }
80 if(deleteIt)
81 delete tg_;
82
83 tg_ = rhs.tg_; // Copy in RHS contents.
84 if(tg_ != 0)
85 {
86 tg_ -> refMutex_.lock();
87 ++tg_ -> _jtc_refCount_; // Boost reference count.
88 tg_ -> refMutex_.unlock();
89 }
90
91 return *this;
92}
93
94template <class T> void
95JTCHandleT<T>::_jtc_deref()
96{
97 if (tg_ != 0)
98 {
99 bool deleteIt = false;
100 {
101 tg_ -> refMutex_.lock();
102 if (--tg_ -> _jtc_refCount_ == 0)
103 deleteIt = true;
104 tg_ -> refMutex_.unlock();
105 }
106 if(deleteIt)
107 delete tg_;
108 tg_ = 0;
109 }
110}
111
112#endif
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