Line data    Source code

       1              : /**
       2              :  * Copyright (c) 2025 Huawei Technologies Co., Ltd.
       3              :  * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
       4              :  * CANN Open Software License Agreement Version 2.0 (the "License").
       5              :  * Please refer to the License for details. You may not use this file except in compliance with the License.
       6              :  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
       7              :  * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
       8              :  * See LICENSE in the root of the software repository for the full text of the License.
       9              :  */
      10              : 
      11              : #ifndef HCCLV2_ITERATOR_UNCONST_H
      12              : #define HCCLV2_ITERATOR_UNCONST_H
      13              : 
      14              : namespace Hccl {
      15              : using namespace std;
      16              : 
      17              : template <template <class U, typename _Alloc = std::allocator<U>> class Sequence, typename T, typename Enable = void>
      18              : class BaseIterator {};
      19              : 
      20              : template <template <class U, typename _Alloc = std::allocator<U>> class Sequence, typename T>
      21              : class BaseIterator<Sequence, T, typename enable_if<IsSharedPtr<T>::value || IsUniquePtr<T>::value>::type> {
      22              : public:
      23              :     using V = typename T::element_type;
      24              : 
      25              :     BaseIterator() : iter(nullptr), end(nullptr) {};
      26              : 
      27           23 :     explicit BaseIterator(Sequence<T>& seq) : iter(seq.begin()), end(seq.end()) {};
      28           29 :     virtual ~BaseIterator() {};
      29              : 
      30            6 :     virtual V& operator*() { return *(*iter); };
      31              : 
      32           19 :     virtual V* operator->() { return (*iter).get(); };
      33              : 
      34            1 :     virtual BaseIterator& Next()
      35              :     {
      36            1 :         iter++;
      37            1 :         return *this;
      38              :     };
      39              : 
      40           15 :     virtual BaseIterator& operator++()
      41              :     {
      42           15 :         iter++;
      43           15 :         return *this;
      44              :     }
      45              : 
      46           32 :     virtual bool HasNext() { return iter != end; };
      47              : 
      48              : protected:
      49              :     typename Sequence<T>::iterator iter;
      50              :     typename Sequence<T>::iterator end;
      51              : };
      52              : 
      53              : } // namespace Hccl
      54              : 
      55              : #endif // HCCLV2_ITERATOR_H