commit 2025-10-06 11:48 add GetLinkOpt() : ZCppMain/ZtCObjList.H

ZCppMain/ZMainHead.H

@@ -4509,13 +4509,18 @@ namespace ZNsMain
         TypeData& operator* (){return *mp_TypeData;}
         operator  TypeData& (){return *mp_TypeData;}
 
+        const TypeData* operator->() const{return  mp_TypeData;}
+        const TypeData& operator* () const{return *mp_TypeData;}
+        operator  const TypeData& () const{return *mp_TypeData;}
+
         ZtCObjOpt& operator=(const ZtCObjOpt& rhs)
             { mp_TypeData=rhs.mp_TypeData; return *this; }
 
         operator bool  () const{return mp_TypeData!=0;}
         bool has_value () const{return mp_TypeData!=0;}
 
-        TypeData& value() const{return *mp_TypeData  ;}
+        /***/ TypeData& value()      {return *mp_TypeData;}
+        const TypeData& value() const{return *mp_TypeData;}
 
     public   :
     };/*

ZCppMain/ZtCLinkList.H

@@ -815,7 +815,8 @@ namespace ZNsMain
 
         typedef typename ZCTypeNowCRTP::TypeData TypeChild;
     public :
-        typedef ZtCObjOpt<TCLink> ZCObjOpt;
+        typedef ZtCObjOpt<TCLink> ZCDataOpt;
+        typedef ZtCObjOpt<TCLink> ZCLinkOpt;
     public :
         typedef TCLink   ZCLink  ;
         typedef TCLink   TypeData;
@@ -1493,16 +1494,16 @@ namespace ZNsMain
         void clear(){DeleteAll();}
 
 
-        ZCObjOpt GetHeadOpt(){ return ZCObjOpt(mp_HeadLink); }
+        ZCDataOpt GetHeadOpt(){ return ZCDataOpt(mp_HeadLink); }
-        ZCObjOpt GetTailOpt(){ return ZCObjOpt(mp_TailLink); }
+        ZCDataOpt GetTailOpt(){ return ZCDataOpt(mp_TailLink); }
 
-        ZCObjOpt GetObjOpt(TypeSize AI_Index)
+        ZCDataOpt GetObjOpt(TypeSize AI_Index)
         {
-            if(ml_LinkSize<1) return ZCObjOpt(0);
+            if(ml_LinkSize<1) return ZCDataOpt(0);
 
-            return ZCObjOpt( (*mp_HeadLink)+(AI_Index-1) );
+            return ZCDataOpt( (*mp_HeadLink)+(AI_Index-1) );
         }/*
-        ZCObjOpt GetObjOpt(TypeSize AI_Index)*/
+        ZCDataOpt GetObjOpt(TypeSize AI_Index)*/
 
 
         ZCLink& AddHead(){ return JoinAfter (*NewLink(), 0); }
@@ -1579,7 +1580,7 @@ namespace ZNsMain
                 ZCLink&       AR_CutTail,
                 TypeSize      AI_CutSize,
                 ZtCLinkList&  rhs       ,
-                ZCObjOpt      AO_ObjOpt
+                ZCDataOpt     AO_ObjOpt
             )
         /*#####################################################################*/
         {
@@ -1598,7 +1599,7 @@ namespace ZNsMain
                 ZCLink&       AR_CutTail,
                 TypeSize      AI_CutSize,
                 ZtCLinkList&  rhs       ,
-                ZCObjOpt      AO_ObjOpt
+                ZCDataOpt     AO_ObjOpt
             )
         /*#####################################################################*/
 

ZCppMain/ZtCObjList.H

@@ -800,6 +800,9 @@ namespace ZNsMain
         typedef typename TFeeeHeap::
             template ZtCBody<ZtCObjList> ZCFreeHeap;
     public:
+        typedef ZtCObjOpt<ZCLink  > ZCLinkOpt;
+        typedef ZtCObjOpt<TypeData> ZCDataOpt;
+    public:
 
 
         class ZCLink : public TypeAlloc
@@ -1509,6 +1512,26 @@ namespace ZNsMain
         const ZCLink* GetTailLinkPtr() const*/
 
 
+        ZCLinkOpt GetHeadLinkOpt(){return ZCLinkOpt(mp_HeadLink);}
+        ZCLinkOpt GetTailLinkOpt()
+        {
+            if(mp_HeadLink==0) return ZCLinkOpt(0);
+
+            return ZCLinkOpt(*mp_HeadLink->mp_PrevLink);
+        }/*
+        ZCLinkOpt GetTailLinkOpt()*/
+
+        const ZCLinkOpt GetHeadLinkOpt() const{return ZCLinkOpt(mp_HeadLink);}
+        const ZCLinkOpt GetTailLinkOpt() const
+        {
+            if(mp_HeadLink==0) return ZCLinkOpt(0);
+
+            return ZCLinkOpt(*mp_HeadLink->mp_PrevLink);
+        }/*
+        const ZCLinkOpt GetTailLinkOpt()*/
+
+
+
         Type& operator[](TypeSize AL_Index)
         {
             // [] 에 들어가는 AL_Index 은 1 부터 시작하는 첨자이다.
@@ -1690,21 +1713,6 @@ namespace ZNsMain
 
         ZCLink* GetLinkPtr(TypeSize AL_Index)
         {
-        #ifdef _DEBUG
-
-            if(AL_Index<1 || AL_Index>ml_LinkSize)
-            {
-                std::fstream fileout("DEBUG.txt",std::ios::out | std::ios::app);
-                fileout<<std::endl<<"File : "<<__FILE__<<std::endl<<"Line : "<<__LINE__<<std::endl;
-                fileout<<"Error In 'ZCLink* GetLinkPtr(TypeSize AL_Index)' : Parameter is bad index("<<AL_Index<<")"<<std::endl;
-                fileout.close();
-
-                ::exit(1);  return 0;
-            }/*
-            if(AL_Index<1 || AL_Index>ml_LinkSize)*/
-
-        #endif // _DEBUG
-
             TypeSize VI_LeftDistance =AL_Index-1            ;
             TypeSize VI_RightDistance=ml_LinkSize-AL_Index+1;
             TypeSize VI_ShortDistance=
@@ -1716,21 +1724,6 @@ namespace ZNsMain
 
         const ZCLink* GetLinkPtr(TypeSize AL_Index) const    // or 'ZCLink const * const GetLinkPtr(TypeSize AL_Index) const'
         {
-        #ifdef _DEBUG
-
-            if(AL_Index<1 || AL_Index>ml_LinkSize)
-            {
-                std::fstream fileout("DEBUG.txt",std::ios::out | std::ios::app);
-                fileout<<std::endl<<"File : "<<__FILE__<<std::endl<<"Line : "<<__LINE__<<std::endl;
-                fileout<<"Error In 'const ZCLink* GetLinkPtr(TypeSize AL_Index) const' : Parameter is bad index("<<AL_Index<<")"<<std::endl;
-                fileout.close();
-
-                ::exit(1); return 0;
-            }/*
-            if(AL_Index<1 || AL_Index>ml_LinkSize)*/
-
-        #endif // _DEBUG
-
             TypeSize VI_LeftDistance = AL_Index-1             ;
             TypeSize VI_RightDistance= ml_LinkSize -AL_Index+1;
             TypeSize VI_ShortDistance=
@@ -1741,6 +1734,24 @@ namespace ZNsMain
         const ZCLink* GetLinkPtr(TypeSize AL_Index) const*/
 
 
+        ZCLinkOpt GetLinkOpt(TypeSize AL_Index)
+        {
+            if(mp_HeadLink==0) return ZCLinkOpt(0);
+
+            return ZCLinkOpt(*GetLinkPtr(AL_Index));
+        }/*
+        ZCLinkOpt GetLinkOpt(TypeSize AL_Index)*/
+
+        const ZCLinkOpt GetLinkOpt(TypeSize AL_Index) const
+        {
+            if(mp_HeadLink==0) return ZCLinkOpt(0);
+
+            return ZCLinkOpt(*GetLinkPtr(AL_Index));
+        }/*
+        const ZCLinkOpt GetLinkOpt(TypeSize AL_Index) const*/
+
+
+
         ZtCObjList& DeleteAll()
         {
             if(mp_HeadLink==0) return *this;
@@ -2240,6 +2251,55 @@ namespace ZNsMain
         const Type& GetTailData() const*/
 
 
+        ZCDataOpt GetHeadDataOpt()
+        {
+            if(mp_HeadLink==0) return ZCDataOpt(0);
+
+            return ZCDataOpt(**mp_HeadLink);
+        }/*
+        ZCDataOpt GetHeadDataOpt()*/
+        ZCDataOpt GetTailDataOpt()
+        {
+            if(mp_HeadLink==0) return ZCDataOpt(0);
+
+            return ZCDataOpt(**mp_HeadLink->mp_PrevLink);
+        }/*
+        ZCDataOpt GetTailDataOpt()*/
+
+
+        const ZCDataOpt GetHeadDataOpt() const
+        {
+            if(mp_HeadLink==0) return ZCDataOpt(0);
+
+            return ZCDataOpt(**mp_HeadLink);
+        }/*
+        const ZCDataOpt GetHeadDataOpt() const*/
+        const ZCDataOpt GetTailDataOpt() const
+        {
+            if(mp_HeadLink==0) return ZCDataOpt(0);
+
+            return ZCDataOpt(**mp_HeadLink->mp_PrevLink);
+        }/*
+        const ZCDataOpt GetTailDataOpt() const*/
+
+
+        ZCDataOpt GetDataOpt(TypeSize AI_Index)
+        {
+            if(mp_HeadLink==0) return ZCDataOpt(0);
+
+            return ZCDataOpt( GetLinkPtr(AI_Index)->GetData() );
+        }/*
+        ZCDataOpt GetDataOpt(TypeSize AI_Index)*/
+
+        const ZCDataOpt GetDataOpt(TypeSize AI_Index) const
+        {
+            if(mp_HeadLink==0) return ZCDataOpt(0);
+
+            return ZCDataOpt( GetLinkPtr(AI_Index)->GetData() );
+        }/*
+        const ZCDataOpt GetDataOpt(TypeSize AI_Index) const*/
+
+
         Type& front(){return GetHeadData();}
         Type& back (){return GetTailData();}
 

ZCppMainTest/ZtCObjList_000.cpp

@@ -36,6 +36,12 @@ namespace ZNsMain
             typedef CStringList1::ZCLink ZCLink1;
             typedef CStringList2::ZCLink ZCLink2;
 
+            typedef CStringList1::ZCLinkOpt ZCLinkOpt1;
+            typedef CStringList2::ZCLinkOpt ZCLinkOpt2;
+
+            typedef CStringList1::ZCDataOpt ZCDataOpt1;
+            typedef CStringList2::ZCDataOpt ZCDataOpt2;
+
 
             static void ShowDataInNode(const CStringBase& AR_Data)
             {
@@ -104,6 +110,16 @@ namespace ZNsMain
                 CStringList1 VO_ListOfStr10 ;
                 CStringList2 VO_ListOfStr20 ;
 
+                ZCDataOpt1 VO_ZCDataOpt1 = VO_ListOfStr10.GetHeadDataOpt() ;
+                ZCLinkOpt1 VO_ZCLinkOpt1 = VO_ListOfStr10.GetTailLinkOpt() ;
+
+                if(bool(VO_ZCDataOpt1))
+                     cout<<"# VO_ListOfStr10's head data : "   <<*VO_ZCDataOpt1<<endl;
+                else cout<<"# VO_ListOfStr10's head data none "<<endl;
+                if(bool(VO_ZCLinkOpt1))
+                     cout<<"# VO_ListOfStr10's tail link data : "   <<**VO_ZCLinkOpt1<<endl;
+                else cout<<"# VO_ListOfStr10's tail link data none "<<endl;
+
                 VO_ListOfStr10.AddTail(VO_CStringBase("data 10"));
                 VO_ListOfStr10.AddTail(VO_CStringBase("data 40"));
                 VO_ListOfStr10.AddTail(VO_CStringBase("data 20"));
@@ -112,6 +128,18 @@ namespace ZNsMain
 
                 cout<<"# VO_CStringBase data : "  <<VO_CStringBase<<endl;
 
+
+                VO_ZCDataOpt1 = VO_ListOfStr10.GetHeadDataOpt() ;
+                VO_ZCLinkOpt1 = VO_ListOfStr10.GetTailLinkOpt() ;
+
+                if(bool(VO_ZCDataOpt1))
+                     cout<<"# VO_ListOfStr10's head data : "   <<*VO_ZCDataOpt1<<endl;
+                else cout<<"# VO_ListOfStr10's head data none "<<endl;
+                if(bool(VO_ZCLinkOpt1))
+                     cout<<"# VO_ListOfStr10's tail link data : "   <<**VO_ZCLinkOpt1<<endl;
+                else cout<<"# VO_ListOfStr10's tail link data none "<<endl;
+
+
                 cout<<"# 1th IterElement ####"  <<endl;
                 {
                     VO_ListOfStr10.IterElement(&ShowDataInNode);