/
builder.cpp
95 lines (88 loc) · 1.59 KB
/
builder.cpp
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#include <iostream>
#include <string>
using namespace std;
class Product
{
public:
void Add(string t)
{
text += t;
}
void show()
{
cout << text << endl;
}
private:
string text;
};
class Builder
{
public:
virtual void buildPartA(){}
virtual void buildPartB(){}
virtual void buildPartC(){}
virtual Product* getResult()
{
cout << "build complete" << endl;
}
};
class ConcreteBuilder : public Builder
{
public:
ConcreteBuilder()
{
m_pro = new Product();
}
void buildPartA()
{
m_pro->Add("A");
}
void buildPartB()
{
m_pro->Add("B");
}
void buildPartC()
{
m_pro->Add("C");
}
Product* getResult()
{
return m_pro;
}
private:
Product * m_pro;
};
class Director
{
public:
Director()
{
}
~Director()
{
}
Product * constuct()
{
pbuilder->buildPartA();
pbuilder->buildPartB();
pbuilder->buildPartC();
return pbuilder->getResult();
}
void setBuilder(Builder *builder)
{
pbuilder = builder;
}
private:
Builder * pbuilder;
};
int main()
{
Builder * builder = new ConcreteBuilder();
Director director;
director.setBuilder(builder);
Product *pd = director.constuct();
pd->show();
delete builder;
delete pd;
return 0;
}