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73 lines
1.6 KiB
C++
73 lines
1.6 KiB
C++
/*
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* StockMapIterator.h
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*
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* Created on: 2015年2月8日
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* Author: fasiondog
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*/
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#pragma once
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#ifndef STOCKMAPITERATOR_H_
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#define STOCKMAPITERATOR_H_
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#include <iterator>
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#include "Stock.h"
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namespace hku {
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class StockMapIterator {
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public:
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typedef unordered_map<string, Stock> stock_map_t;
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typedef Stock value_type;
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typedef Stock* pointer;
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typedef const Stock& reference;
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typedef stock_map_t::const_iterator::difference_type difference_type;
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typedef std::input_iterator_tag iterator_category;
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StockMapIterator() {}
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// cppcheck-suppress noExplicitConstructor
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StockMapIterator(const stock_map_t::const_iterator& iter) : m_iter(iter) {}
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StockMapIterator(const StockMapIterator& iter) : m_iter(iter.m_iter) {}
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StockMapIterator& operator=(const StockMapIterator& iter) {
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HKU_IF_RETURN(this == &iter, *this);
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m_iter = iter.m_iter;
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return *this;
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}
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StockMapIterator& operator++() {
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++m_iter;
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return *this;
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}
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const StockMapIterator operator++(int) {
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auto old_iter = m_iter;
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++m_iter;
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return StockMapIterator(old_iter);
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}
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bool operator==(const StockMapIterator& iter) const {
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return m_iter == iter.m_iter;
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}
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bool operator!=(const StockMapIterator& iter) const {
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return m_iter != iter.m_iter;
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}
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const Stock& operator*() const {
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return m_iter->second;
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}
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const Stock* const operator->() const {
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return &(m_iter->second);
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}
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private:
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stock_map_t::const_iterator m_iter;
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};
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} /* namespace hku */
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#endif /* STOCKMAPITERATOR_H_ */
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