xref: /aoo41x/main/o3tl/qa/cow_wrapper_clients.hxx (revision cdf0e10c)
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27 
28 #ifndef INCLUDED_COW_WRAPPER_CLIENTS_HXX
29 #define INCLUDED_COW_WRAPPER_CLIENTS_HXX
30 
31 #include "o3tl/cow_wrapper.hxx"
32 
33 /* Definition of Cow_Wrapper_Clients classes */
34 
35 namespace o3tltests {
36 
37 /** This is a header and a separate compilation unit on purpose -
38     cow_wrapper needs destructor, copy constructor and assignment
39     operator to be outline, when pimpl idiom is used
40  */
41 
42 /// test non-opaque impl type
43 class cow_wrapper_client1
44 {
45 public:
46     cow_wrapper_client1() : maImpl() {}
47     explicit cow_wrapper_client1( int nVal ) : maImpl(nVal) {}
48 
49     void modify( int nVal ) { *maImpl = nVal; }
50     int  queryUnmodified() const { return *maImpl; }
51 
52     void makeUnique() { maImpl.make_unique(); }
53     bool is_unique() const { return maImpl.is_unique(); }
54     oslInterlockedCount use_count() const { return maImpl.use_count(); }
55     void swap( cow_wrapper_client1& r ) { o3tl::swap(maImpl, r.maImpl); }
56 
57     bool operator==( const cow_wrapper_client1& rRHS ) const { return maImpl == rRHS.maImpl; }
58     bool operator!=( const cow_wrapper_client1& rRHS ) const { return maImpl != rRHS.maImpl; }
59     bool operator<( const cow_wrapper_client1& rRHS ) const { return maImpl < rRHS.maImpl; }
60 
61 private:
62     o3tl::cow_wrapper< int > maImpl;
63 };
64 
65 
66 class cow_wrapper_client2_impl;
67 
68 /** test opaque impl type - need to explicitely declare lifetime
69     methods
70  */
71 class cow_wrapper_client2
72 {
73 public:
74     cow_wrapper_client2();
75     explicit cow_wrapper_client2( int nVal );
76     ~cow_wrapper_client2();
77 
78     cow_wrapper_client2( const cow_wrapper_client2& );
79     cow_wrapper_client2& operator=( const cow_wrapper_client2& );
80 
81     void modify( int nVal );
82     int  queryUnmodified() const;
83 
84     void makeUnique();
85     bool is_unique() const;
86     oslInterlockedCount use_count() const;
87     void swap( cow_wrapper_client2& r );
88 
89     bool operator==( const cow_wrapper_client2& rRHS ) const;
90     bool operator!=( const cow_wrapper_client2& rRHS ) const;
91     bool operator<( const cow_wrapper_client2& rRHS ) const;
92 
93 private:
94     o3tl::cow_wrapper< cow_wrapper_client2_impl > maImpl;
95 };
96 
97 /** test MT-safe cow_wrapper - basically the same as
98     cow_wrapper_client2, only with different refcounting policy
99  */
100 class cow_wrapper_client3
101 {
102 public:
103     cow_wrapper_client3();
104     explicit cow_wrapper_client3( int nVal );
105     ~cow_wrapper_client3();
106 
107     cow_wrapper_client3( const cow_wrapper_client3& );
108     cow_wrapper_client3& operator=( const cow_wrapper_client3& );
109 
110     void modify( int nVal );
111     int  queryUnmodified() const;
112 
113     void makeUnique();
114     bool is_unique() const;
115     oslInterlockedCount use_count() const;
116     void swap( cow_wrapper_client3& r );
117 
118     bool operator==( const cow_wrapper_client3& rRHS ) const;
119     bool operator!=( const cow_wrapper_client3& rRHS ) const;
120     bool operator<( const cow_wrapper_client3& rRHS ) const;
121 
122 private:
123     o3tl::cow_wrapper< cow_wrapper_client2_impl, o3tl::ThreadSafeRefCountingPolicy > maImpl;
124 };
125 
126 } // namespace o3tltests
127 
128 #endif /* INCLUDED_COW_WRAPPER_CLIENTS_HXX */
129