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adapter design pattern in c++

Grumpy Gentoo answered on October 12, 2023 Popularity 3/10 Helpfulness 7/10

answer adapter design pattern in c++

adapter design pattern in c++

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// C++ implementation of Adapter pattern
#include <iostream>
 
class Bird
{
  public:
    virtual void fly() = 0;
    virtual void makeSound() = 0;
};
 
class Sparrow : public Bird
{
  public:
    void fly() override
    {
        std::cout << "Flying" << std::endl;
    }
    void makeSound() override
    {
        std::cout << "Chirp Chirp" << std::endl;
    }
};
 
class ToyDuck
{
  public:
    virtual void squeak() = 0;
};
 
class PlasticToyDuck : public ToyDuck
{
  public:
    void squeak() override
    {
        std::cout << "Squeak" << std::endl;
    }
};
 
class BirdAdapter : public ToyDuck
{
  public:
    BirdAdapter(Bird &bird) : bird_(bird) {}
    void squeak() override
    {
        bird_.makeSound();
    }
 
  private:
    Bird &bird_;
};
 
int main()
{
    Sparrow sparrow;
    PlasticToyDuck toyDuck;
 
    ToyDuck &birdAdapter = *(new BirdAdapter(sparrow));
 
    std::cout << "Sparrow..." << std::endl;
    sparrow.fly();
    sparrow.makeSound();
 
    std::cout << "ToyDuck..." << std::endl;
    toyDuck.squeak();
 
    std::cout << "BirdAdapter..." << std::endl;
    birdAdapter.squeak();
 
    return 0;
}
// This code is contributed by Ahmed Izz Murtaja

Popularity 3/10 Helpfulness 7/10 Language cpp

Source: www.geeksforgeeks.org

Tags: adapter c++

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