71 lines
1.4 KiB
C++
71 lines
1.4 KiB
C++
#include <memory>
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namespace clanguml {
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namespace t00020 {
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class ProductA {
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public:
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virtual ~ProductA() = default;
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virtual bool sell(int price) const = 0;
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};
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class ProductA1 : public ProductA {
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public:
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bool sell(int price) const override { return price > 1000; }
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};
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class ProductA2 : public ProductA {
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public:
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bool sell(int price) const override { return price > 2000; }
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};
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class ProductB {
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public:
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virtual ~ProductB() = default;
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virtual bool buy(int price) const = 0;
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};
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class ProductB1 : public ProductB {
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public:
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bool buy(int price) const override { return price < 1000; }
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};
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class ProductB2 : public ProductB {
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public:
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bool buy(int price) const override { return price < 2000; }
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};
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class AbstractFactory {
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public:
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virtual std::unique_ptr<ProductA> make_a() const = 0;
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virtual std::unique_ptr<ProductB> make_b() const = 0;
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};
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class Factory1 : public AbstractFactory {
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public:
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std::unique_ptr<ProductA> make_a() const override
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{
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return std::make_unique<ProductA1>();
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}
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std::unique_ptr<ProductB> make_b() const override
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{
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return std::make_unique<ProductB1>();
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}
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};
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class Factory2 : public AbstractFactory {
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public:
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std::unique_ptr<ProductA> make_a() const override
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{
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return std::make_unique<ProductA2>();
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}
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std::unique_ptr<ProductB> make_b() const override
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{
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return std::make_unique<ProductB2>();
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}
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};
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}
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}
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