DynUnion_i.h
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00001 // -*- C++ -*- 00002 // 00003 // $Id: DynUnion_i.h 81429 2008-04-24 18:49:54Z johnnyw $ 00004 00005 //============================================================================= 00006 /** 00007 * @file DynUnion_i.h 00008 * 00009 * $Id: DynUnion_i.h 81429 2008-04-24 18:49:54Z johnnyw $ 00010 * 00011 * @author Jeff Parsons <parsons@cs.wustl.edu> 00012 */ 00013 //============================================================================= 00014 00015 00016 #ifndef TAO_DYNUNION_I_H 00017 #define TAO_DYNUNION_I_H 00018 #include /**/ "ace/pre.h" 00019 00020 #include "tao/DynamicAny/DynamicAny.h" 00021 00022 #if !defined (ACE_LACKS_PRAGMA_ONCE) 00023 # pragma once 00024 #endif /* ACE_LACKS_PRAGMA_ONCE */ 00025 00026 #include "tao/DynamicAny/DynCommon.h" 00027 #include "tao/LocalObject.h" 00028 00029 #if defined (_MSC_VER) 00030 # pragma warning(push) 00031 # pragma warning (disable:4250) 00032 #endif /* _MSC_VER */ 00033 00034 TAO_BEGIN_VERSIONED_NAMESPACE_DECL 00035 00036 /** 00037 * @class TAO_DynUnion_i 00038 * 00039 * Implementation of Dynamic Any type for Unions. 00040 */ 00041 class TAO_DynamicAny_Export TAO_DynUnion_i 00042 : public virtual DynamicAny::DynUnion, 00043 public virtual TAO_DynCommon, 00044 public virtual ::CORBA::LocalObject 00045 { 00046 public: 00047 /// Constructor. 00048 TAO_DynUnion_i (void); 00049 00050 /// Destructor. 00051 ~TAO_DynUnion_i (void); 00052 00053 /// Constructor taking an Any argument. 00054 void init (const CORBA::Any& any); 00055 00056 /// Constructor taking a typecode argument. 00057 void init (CORBA::TypeCode_ptr tc); 00058 00059 // = LocalObject methods. 00060 static TAO_DynUnion_i *_narrow (CORBA::Object_ptr obj); 00061 00062 // = Functions specific to DynUnion. 00063 00064 virtual DynamicAny::DynAny_ptr get_discriminator (void); 00065 00066 virtual void set_discriminator (DynamicAny::DynAny_ptr d); 00067 00068 virtual void set_to_default_member (void); 00069 00070 virtual void set_to_no_active_member (void); 00071 00072 virtual CORBA::Boolean has_no_active_member (void); 00073 00074 virtual CORBA::TCKind discriminator_kind (void); 00075 00076 virtual DynamicAny::DynAny_ptr member (void); 00077 00078 virtual char * member_name (void); 00079 00080 virtual CORBA::TCKind member_kind (void); 00081 00082 // = DynAny common functions not implemented in class TAO_DynCommon. 00083 00084 virtual void from_any (const CORBA::Any & value); 00085 00086 virtual CORBA::Any * to_any (void); 00087 00088 virtual CORBA::Boolean equal (DynamicAny::DynAny_ptr dyn_any); 00089 00090 virtual void destroy (void); 00091 00092 virtual DynamicAny::DynAny_ptr current_component (void); 00093 00094 private: 00095 /// Code common to the constructor from an Any arg and the member 00096 /// function from_any(). 00097 void set_from_any (const CORBA::Any &any); 00098 00099 /// Called by both versions of init(). 00100 void init_common (void); 00101 00102 /// Iterative check for label value match. 00103 CORBA::Boolean label_match (const CORBA::Any &my_any, 00104 const CORBA::Any &other_any); 00105 00106 /// Use copy() or assign() instead of these. 00107 TAO_DynUnion_i (const TAO_DynUnion_i &src); 00108 TAO_DynUnion_i &operator= (const TAO_DynUnion_i &src); 00109 00110 private: 00111 /// Just two components. 00112 DynamicAny::DynAny_var member_; 00113 DynamicAny::DynAny_var discriminator_; 00114 00115 /// The active member's slot in the union type code. 00116 CORBA::ULong member_slot_; 00117 }; 00118 00119 TAO_END_VERSIONED_NAMESPACE_DECL 00120 00121 #if defined(_MSC_VER) 00122 # pragma warning(pop) 00123 #endif /* _MSC_VER */ 00124 00125 #include /**/ "ace/post.h" 00126 #endif /* TAO_DYNUNION_I_H */
