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 template<typename T, class ref_traits, CORBA::ULong MAX, bool dummy>
  21 struct bounded_reference_allocation_traits
  22 {
  23   typedef T value_type;
  24   typedef ref_traits reference_traits;
  25
  26   inline static CORBA::ULong default_maximum()
  27   {
  28     return MAX;
  29   }
  30
  31   inline static value_type * default_buffer_allocation()
  32   {
  33     return 0;
  34   }
  35
  36   inline static value_type * allocbuf(CORBA::ULong /* maximum */)
  37   {
  38     value_type * buffer = new value_type[MAX];
  39     // no throw
  40     reference_traits::initialize_range(buffer, buffer + MAX);
  41
  42     return buffer;
  43   }
  44
  45   inline static value_type * allocbuf_noinit(CORBA::ULong /* maximum */)
  46   {
  47     value_type * buffer = new value_type[MAX];
  48     // no throw
  49     reference_traits::zero_range(buffer, buffer + MAX);
  50
  51     return buffer;
  52   }
  53
  54   inline static void freebuf(value_type * buffer)
  55   {
  56     reference_traits::release_range(buffer, buffer + MAX);
  57     delete[] buffer;
  58   }
  59
  60   inline static CORBA::ULong maximum()
  61   {
  62     return MAX;
  63   }
  64 };
  65 } // namespace details
  66 } // namespace TAO
  67
  68 TAO_END_VERSIONED_NAMESPACE_DECL
  69
  70 #endif // guard_bounded_reference_allocation_traits_hpp