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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_RUNTIME_BASE_ITERATION_RANGE_H_
#define ART_RUNTIME_BASE_ITERATION_RANGE_H_
namespace art {
// Helper class that acts as a container for range-based loops, given an iteration
// range [first, last) defined by two iterators.
template <typename Iter>
class IterationRange {
public:
typedef Iter iterator;
typedef typename std::iterator_traits<Iter>::difference_type difference_type;
typedef typename std::iterator_traits<Iter>::value_type value_type;
typedef typename std::iterator_traits<Iter>::pointer pointer;
typedef typename std::iterator_traits<Iter>::reference reference;
IterationRange(iterator first, iterator last) : first_(first), last_(last) { }
iterator begin() const { return first_; }
iterator end() const { return last_; }
iterator cbegin() const { return first_; }
iterator cend() const { return last_; }
private:
iterator first_;
iterator last_;
};
} // namespace art
#endif // ART_RUNTIME_BASE_ITERATION_RANGE_H_
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