TAO/tao/DynamicInterface/ExceptionList.h

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  *  @file    ExceptionList.h
   6  *
   7  *  This file defines the ExceptionList datatype used in
   8  *  dynamic invocations.
   9  *
  10  *  @author  Copyright 1994-1995 by Sun Microsystems Inc.
  11  */
  12 //=============================================================================
  13
  14 #ifndef TAO_CORBA_EXCEPTIONLIST_H
  15 #define TAO_CORBA_EXCEPTIONLIST_H
  16
  17 #include /**/ "ace/pre.h"
  18
  19 #include "tao/DynamicInterface/dynamicinterface_export.h"
  20
  21 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  22 # pragma once
  23 #endif /* ACE_LACKS_PRAGMA_ONCE */
  24
  25 #include "tao/DynamicInterface/DII_CORBA_methods.h"
  26 #include "tao/AnyTypeCode/AnyTypeCode_methods.h"
  27 #include "tao/orbconf.h"
  28 #include "tao/Basic_Types.h"
  29 #include "tao/default_environment.h"
  30 #include "tao/Pseudo_VarOut_T.h"
  31
  32 #include "ace/Unbounded_Queue.h"
  33 #include <atomic>
  34
  35 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  36
  37 namespace CORBA
  38 {
  39   class ExceptionList;
  40   typedef ExceptionList * ExceptionList_ptr;
  41
  42   typedef TAO_Pseudo_Var_T<ExceptionList> ExceptionList_var;
  43   typedef TAO_Pseudo_Out_T<ExceptionList> ExceptionList_out;
  44
  45   /**
  46    * @class ExceptionList
  47    *
  48    * @brief ExceptionList definition taken from CORBA v2.2 Feb 1998.
  49    *
  50    * Maintains a list of TypeCodes for Exceptions.
  51    */
  52   class TAO_DynamicInterface_Export ExceptionList
  53   {
  54   public:
  55     /// Constructor.
  56     ExceptionList ();
  57
  58     /// Constructor - initialize given a length and an array of
  59     /// TypeCodes.
  60     ExceptionList (CORBA::ULong len, CORBA::TypeCode_ptr *tc_list);
  61
  62     /// Destructor.
  63     ~ExceptionList ();
  64
  65     /// Return the number of elements.
  66     CORBA::ULong count ();
  67
  68     /// Increase the reference count.
  69     ExceptionList_ptr _duplicate ();
  70
  71     /// Increase the reference count in the spec defined manner.
  72     static ExceptionList_ptr _duplicate (ExceptionList *);
  73
  74     void _destroy ();
  75
  76     static ExceptionList_ptr _nil ();
  77
  78     /// Add a TypeCode to the list.
  79     void add (CORBA::TypeCode_ptr tc);
  80
  81     /// Add and consume a TypeCode to the list.
  82     void add_consume (CORBA::TypeCode_ptr tc);
  83
  84     /// Return the typecode at slot i. Raises the "Bounds" exception.
  85     CORBA::TypeCode_ptr item (CORBA::ULong slot);
  86
  87     /// Remove the typecode at slot i. Raises the "Bounds" exception.
  88     void remove (CORBA::ULong slot);
  89
  90     /// Increment and decrement ref counts.
  91     void _incr_refcount ();
  92     void _decr_refcount ();
  93
  94     /// Useful for template programming.
  95     typedef CORBA::ExceptionList_ptr _ptr_type;
  96     typedef CORBA::ExceptionList_var _var_type;
  97     typedef CORBA::ExceptionList_out _out_type;
  98
  99   private:
 100     // = Not allowed.
 101     ExceptionList (const ExceptionList &);
 102     ExceptionList &operator= (const ExceptionList &);
 103
 104     /// Reference counter.
 105     std::atomic<uint32_t> refcount_;
 106
 107     /// Internal list of typecodes.
 108     ACE_Unbounded_Queue<CORBA::TypeCode_ptr> tc_list_;
 109   };
 110 }  // End CORBA namespace
 111
 112 TAO_END_VERSIONED_NAMESPACE_DECL
 113
 114 #if defined (__ACE_INLINE__)
 115 # include "tao/DynamicInterface/ExceptionList.inl"
 116 #endif /* __ACE_INLINE__ */
 117
 118 #include /**/ "ace/post.h"
 119
 120 #endif /* TAO_CORBA_EXCEPTIONLIST_H */