TAO/tao/Bounded_Reference_Allocation_Traits_T.h

   1 #ifndef guard_bounded_reference_allocation_traits_hpp
   2 #define guard_bounded_reference_allocation_traits_hpp
   3 /**
   4  * @file
   5  *
   6  * @brief Details can be found in the documentation for
   7  * TAO::details::generic_sequence
   8  *
   9  * @author Carlos O'Ryan
  10  */
  11
  12 #include "tao/Basic_Types.h"
  13
  14 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  15
  16 namespace TAO
  17 {
  18 namespace details
  19 {
  20
  21 template<typename T, class ref_traits, CORBA::ULong MAX, bool dummy>
  22 struct bounded_reference_allocation_traits
  23 {
  24   typedef T value_type;
  25   typedef ref_traits reference_traits;
  26
  27   inline static CORBA::ULong default_maximum()
  28   {
  29     return MAX;
  30   }
  31
  32   inline static value_type * default_buffer_allocation()
  33   {
  34     return 0;
  35   }
  36
  37   inline static value_type * allocbuf(CORBA::ULong /* maximum */)
  38   {
  39     value_type * buffer = new value_type[MAX];
  40     // no throw
  41     reference_traits::initialize_range(buffer, buffer + MAX);
  42
  43     return buffer;
  44   }
  45
  46   inline static value_type * allocbuf_noinit(CORBA::ULong /* maximum */)
  47   {
  48     value_type * buffer = new value_type[MAX];
  49     // no throw
  50     reference_traits::zero_range(buffer, buffer + MAX);
  51
  52     return buffer;
  53   }
  54
  55   inline static void freebuf(value_type * buffer)
  56   {
  57     reference_traits::release_range(buffer, buffer + MAX);
  58     delete[] buffer;
  59   }
  60
  61   inline static CORBA::ULong maximum()
  62   {
  63     return MAX;
  64   }
  65 };
  66
  67 } // namespace details
  68 } // namespace TAO
  69
  70 TAO_END_VERSIONED_NAMESPACE_DECL
  71
  72 #endif // guard_bounded_reference_allocation_traits_hpp