rostests/rosautotest/auto_array_ptr.h

   1 /*
   2  * PROJECT:     ReactOS Automatic Testing Utility
   3  * LICENSE:     GNU GPLv2 or any later version as published by the Free Software Foundation
   4  * PURPOSE:     Template similar to std::auto_ptr for arrays
   5  * COPYRIGHT:   Copyright 2009 Colin Finck <colin@reactos.org>
   6  */
   7
   8 template<typename Type>
   9 class auto_array_ptr
  10 {
  11 private:
  12     Type* m_Ptr;
  13
  14 public:
  15     typedef Type element_type;
  16
  17     /* Construct an auto_array_ptr from a pointer */
  18     explicit auto_array_ptr(Type* Ptr = 0) throw()
  19         : m_Ptr(Ptr)
  20     {
  21     }
  22
  23     /* Construct an auto_array_ptr from an existing auto_array_ptr */
  24     auto_array_ptr(auto_array_ptr<Type>& Right) throw()
  25         : m_Ptr(Right.release())
  26     {
  27     }
  28
  29     /* Destruct the auto_array_ptr and remove the corresponding array from memory */
  30     ~auto_array_ptr() throw()
  31     {
  32         delete[] m_Ptr;
  33     }
  34
  35     /* Get the pointer address */
  36     Type* get() const throw()
  37     {
  38         return m_Ptr;
  39     }
  40
  41     /* Release the pointer */
  42     Type* release() throw()
  43     {
  44         Type* Tmp = m_Ptr;
  45         m_Ptr = 0;
  46
  47         return Tmp;
  48     }
  49
  50     /* Reset to a new pointer */
  51     void reset(Type* Ptr = 0) throw()
  52     {
  53         if(Ptr != m_Ptr)
  54             delete[] m_Ptr;
  55
  56         m_Ptr = Ptr;
  57     }
  58
  59     /* Simulate all the functionality of real arrays by casting the auto_array_ptr to Type* on demand */
  60     operator Type*() const throw()
  61     {
  62         return m_Ptr;
  63     }
  64 };