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// **********************************************************************
//
// Copyright (c) 2003-2013 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifndef ICE_UTIL_UNIQUE_PTR_H
#define ICE_UTIL_UNIQUE_PTR_H
#include <IceUtil/Config.h>
namespace IceUtil
{
//
// This is temporary and very partial placeholder for std::unique_ptr,
// which is not yet widely available.
//
template<typename T>
class UniquePtr
{
public:
explicit UniquePtr(T* ptr = 0) :
_ptr(ptr)
{
}
UniquePtr(UniquePtr& o) :
_ptr(o.release())
{
}
UniquePtr& operator=(UniquePtr& o)
{
reset(o.release());
return *this;
}
~UniquePtr()
{
if(_ptr != 0)
{
delete _ptr;
}
}
T* release()
{
T* r = _ptr;
_ptr = 0;
return r;
}
void reset(T* ptr = 0)
{
assert(ptr == 0 || ptr != _ptr);
if(_ptr != 0)
{
delete _ptr;
}
_ptr = ptr;
}
T& operator*() const
{
return *_ptr;
}
T* operator->() const
{
return _ptr;
}
T* get() const
{
return _ptr;
}
void swap(UniquePtr& a)
{
T* tmp = a._ptr;
a._ptr = _ptr;
_ptr = tmp;
}
private:
T* _ptr;
};
} // End of namespace IceUtil
#endif
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