1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef ARY_STDCONSTITER_HXX 25 #define ARY_STDCONSTITER_HXX 26 // KORR_DEPRECATED_3.0 27 28 29 // USED SERVICES 30 // BASE CLASSES 31 // COMPONENTS 32 // PARAMETERS 33 34 35 namespace ary 36 { 37 38 template <class ELEM> 39 40 class StdConstIterator 41 { 42 public: ~StdConstIterator()43 virtual ~StdConstIterator() {} 44 operator ++()45 void operator++() { do_Advance(); } operator *() const46 const ELEM & operator*() const { return *inq_CurElement(); } 47 operator bool() const { return inq_CurElement() != 0; } 48 49 /// Needed as replacement for operator bool() in gcc 2.95. IsValid() const50 bool IsValid() const { return operator bool(); } IsSorted() const51 bool IsSorted() const { return inq_IsSorted(); } 52 53 protected: StdConstIterator()54 StdConstIterator() {} 55 56 private: 57 //Locals 58 virtual void do_Advance() = 0; 59 virtual const ELEM * 60 inq_CurElement() const = 0; 61 virtual bool inq_IsSorted() const = 0; 62 63 // Forbidden: 64 StdConstIterator(const StdConstIterator<ELEM>&); 65 StdConstIterator<ELEM> & operator=(const StdConstIterator<ELEM>&); 66 }; 67 68 69 template <class ELEM> 70 class Dyn_StdConstIterator 71 { 72 public: 73 typedef StdConstIterator<ELEM> client_type; 74 Dyn_StdConstIterator(DYN client_type * pass_dpIterator=0)75 Dyn_StdConstIterator( 76 DYN client_type * pass_dpIterator = 0 ) 77 : pClient(pass_dpIterator) {} 78 Dyn_StdConstIterator<ELEM> & operator =(DYN client_type * pass_dpIterator)79 operator=( 80 DYN client_type * pass_dpIterator ) 81 { pClient = pass_dpIterator; 82 return *this; } operator *() const83 client_type & operator*() const { return *pClient.MutablePtr(); } 84 85 private: 86 Dyn<client_type> pClient; 87 }; 88 89 90 91 92 93 } // namespace ary 94 #endif 95