ptr_vector.h

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#ifndef PTR_VECTOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM
#define PTR_VECTOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM
 
#if defined(_MSC_VER) || (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif
 
#include "yaml-cpp-pm/noncopyable.h"
#include <cstddef>
#include <cstdlib>
#include <memory>
#include <vector>
 
namespace YAML_PM {
        
        template <typename T>
        class ptr_vector: private YAML_PM::noncopyable
        {
        public:
                ptr_vector() {}
                ~ptr_vector() { clear(); }
                
                void clear() {
                        for(unsigned i=0;i<m_data.size();i++)
                                delete m_data[i];
                        m_data.clear();
                }
                
                std::size_t size() const { return m_data.size(); }
                bool empty() const { return m_data.empty(); }
                
                void push_back(std::auto_ptr<T> t) {
                        m_data.push_back(NULL);
                        m_data.back() = t.release();
                }
                T& operator[](std::size_t i) { return *m_data[i]; }
                const T& operator[](std::size_t i) const { return *m_data[i]; }
                
                T& back() { return *m_data.back(); }
                const T& back() const { return *m_data.back(); }
 
        private:
                std::vector<T*> m_data;
        };
}
 
#endif // PTR_VECTOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM