OR-Tools  8.2
iterator_adaptors.h
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1 // Copyright 2010-2018 Google LLC
2 // Licensed under the Apache License, Version 2.0 (the "License");
3 // you may not use this file except in compliance with the License.
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5 //
6 // http://www.apache.org/licenses/LICENSE-2.0
7 //
8 // Unless required by applicable law or agreed to in writing, software
9 // distributed under the License is distributed on an "AS IS" BASIS,
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11 // See the License for the specific language governing permissions and
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13 
14 #ifndef OR_TOOLS_BASE_ITERATOR_ADAPTORS_H_
15 #define OR_TOOLS_BASE_ITERATOR_ADAPTORS_H_
16 
17 namespace gtl {
18 
19 template <class Container>
20 class ReverseView {
21  public:
22  typedef typename Container::const_reverse_iterator const_it;
23 
24  ReverseView(const Container& c) : c_(c) {}
25  const_it begin() const { return c_.rbegin(); }
26  const_it end() const { return c_.rend(); }
27 
28  private:
29  const Container& c_;
30 };
31 
32 template <class Container>
34  return ReverseView<Container>(c);
35 }
36 
37 } // namespace gtl
38 
39 #endif // OR_TOOLS_BASE_ITERATOR_ADAPTORS_H_
ReverseView(const Container &c)
const_it end() const
const_it begin() const
Container::const_reverse_iterator const_it
ReverseView< Container > reversed_view(const Container &c)