office-gobmx/o3tl/qa/cow_wrapper_clients.hxx
2011-12-01 23:41:42 +02:00

131 lines
4.2 KiB
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef INCLUDED_COW_WRAPPER_CLIENTS_HXX
#define INCLUDED_COW_WRAPPER_CLIENTS_HXX
#include "o3tl/cow_wrapper.hxx"
/* Definition of Cow_Wrapper_Clients classes */
namespace o3tltests {
/** This is a header and a separate compilation unit on purpose -
cow_wrapper needs destructor, copy constructor and assignment
operator to be outline, when pimpl idiom is used
*/
/// test non-opaque impl type
class cow_wrapper_client1
{
public:
cow_wrapper_client1() : maImpl() {}
explicit cow_wrapper_client1( int nVal ) : maImpl(nVal) {}
void modify( int nVal ) { *maImpl = nVal; }
int queryUnmodified() const { return *maImpl; }
void makeUnique() { maImpl.make_unique(); }
bool is_unique() const { return maImpl.is_unique(); }
oslInterlockedCount use_count() const { return maImpl.use_count(); }
void swap( cow_wrapper_client1& r ) { o3tl::swap(maImpl, r.maImpl); }
bool operator==( const cow_wrapper_client1& rRHS ) const { return maImpl == rRHS.maImpl; }
bool operator!=( const cow_wrapper_client1& rRHS ) const { return maImpl != rRHS.maImpl; }
bool operator<( const cow_wrapper_client1& rRHS ) const { return maImpl < rRHS.maImpl; }
private:
o3tl::cow_wrapper< int > maImpl;
};
class cow_wrapper_client2_impl;
/** test opaque impl type - need to explicitly declare lifetime
methods
*/
class cow_wrapper_client2
{
public:
cow_wrapper_client2();
explicit cow_wrapper_client2( int nVal );
~cow_wrapper_client2();
cow_wrapper_client2( const cow_wrapper_client2& );
cow_wrapper_client2& operator=( const cow_wrapper_client2& );
void modify( int nVal );
int queryUnmodified() const;
void makeUnique();
bool is_unique() const;
oslInterlockedCount use_count() const;
void swap( cow_wrapper_client2& r );
bool operator==( const cow_wrapper_client2& rRHS ) const;
bool operator!=( const cow_wrapper_client2& rRHS ) const;
bool operator<( const cow_wrapper_client2& rRHS ) const;
private:
o3tl::cow_wrapper< cow_wrapper_client2_impl > maImpl;
};
/** test MT-safe cow_wrapper - basically the same as
cow_wrapper_client2, only with different refcounting policy
*/
class cow_wrapper_client3
{
public:
cow_wrapper_client3();
explicit cow_wrapper_client3( int nVal );
~cow_wrapper_client3();
cow_wrapper_client3( const cow_wrapper_client3& );
cow_wrapper_client3& operator=( const cow_wrapper_client3& );
void modify( int nVal );
int queryUnmodified() const;
void makeUnique();
bool is_unique() const;
oslInterlockedCount use_count() const;
void swap( cow_wrapper_client3& r );
bool operator==( const cow_wrapper_client3& rRHS ) const;
bool operator!=( const cow_wrapper_client3& rRHS ) const;
bool operator<( const cow_wrapper_client3& rRHS ) const;
private:
o3tl::cow_wrapper< cow_wrapper_client2_impl, o3tl::ThreadSafeRefCountingPolicy > maImpl;
};
} // namespace o3tltests
#endif /* INCLUDED_COW_WRAPPER_CLIENTS_HXX */
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