TAO/tao/String_Const_Sequence_Element_T.h

   1 #ifndef guard_string_const_sequence_element_hpp
   2 #define guard_string_const_sequence_element_hpp
   3 /**
   4  * @file
   5  *
   6  * @brief Implement the type returned by const operator[] in string
   7  * sequences.
   8  *
   9  * @author Carlos O'Ryan and Johnny Willemsen
  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 traits>
  21 class string_const_sequence_element
  22 {
  23 public:
  24   typedef typename traits::char_type character_type;
  25   typedef character_type * value_type;
  26   typedef character_type const * const_value_type;
  27   typedef typename traits::string_var string_var;
  28   typedef typename traits::string_mgr string_mgr;
  29
  30 public:
  31   string_const_sequence_element(value_type const & e, CORBA::Boolean release)
  32     : element_(&e)
  33     , release_(release)
  34   {
  35   }
  36
  37   string_const_sequence_element(
  38       string_const_sequence_element const & rhs)
  39     : element_(rhs.element_)
  40     , release_(rhs.release_)
  41   {
  42   }
  43
  44   ~string_const_sequence_element() = default;
  45
  46   inline operator const_value_type() const
  47   {
  48     return *this->element_;
  49   }
  50
  51   inline const character_type *in () const
  52   {
  53     return *this->element_;
  54   }
  55
  56   CORBA::Boolean release() const
  57   {
  58     return this->release_;
  59   }
  60
  61 private:
  62   // This function is not implemented
  63   string_const_sequence_element();
  64   string_const_sequence_element & operator=(string_const_sequence_element const & rhs);
  65
  66 private:
  67   const_value_type const * element_;
  68   CORBA::Boolean const release_;
  69 };
  70 } // namespace details
  71 } // namespace CORBA
  72
  73 TAO_END_VERSIONED_NAMESPACE_DECL
  74
  75 #endif // guard_string_const_sequence_element_hpp