Bank homework 10 2016 4 25
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#include<iostream>
#include<string>
using namespace std;
class Bank
{
public:
Bank(string _name)
{
name = _name;
}
string getName() const
{
return name;
}
virtual void printMessage() const = 0;
virtual void deposit(double m) = 0;
virtual void withdraw(double m) = 0;
virtual double getMoney() const = 0;
protected:
string name;
};
class ICBC : public Bank
{
public:
ICBC(double _money = 0):Bank("ICBC")
{
money = _money;
}
void printMessage() const
{
cout << "Welcome to Industrial and Commercial Bank of China" << endl;
}
void deposit(double m)
{
money += m;
}
void withdraw(double m)
{
if (money > m) money -= m;
else money = 0;
}
double getMoney() const
{
return money;
}
private:
double money;
};
class ABC : public Bank
{
public:
ABC(double _money = 0):Bank("ABC")
{
money = _money;
}
void printMessage() const
{
cout << "Welcome to Agricultural Bank of China" << endl;
}
void deposit(double m)
{
money += m;
}
void withdraw(double m)
{
if (money > m) money -= m;
else money = 0;
}
double getMoney() const
{
return money;
}
private:
double money;
};
class AccountManager
{
public:
AccountManager(int _size);
~AccountManager();
void setBank(int i, Bank *bank);
Bank* getBank(int i);
void deposit(Bank *bank, double money);
void withdraw(Bank *bank, double money);
void transfer(Bank *bank1, Bank *bank2, double money);
void printAccount() const; //print the welcome message, bank name and money for each array element
private:
Bank* *bankList; //bank array, where each element is a (Bank*) type
int size; //the length of the bank array
};
AccountManager::AccountManager(int _size){
size = _size;
bankList = new Bank*[size];
}
AccountManager::~AccountManager(){
delete [] bankList;
}
void AccountManager::setBank(int i, Bank *bank){
bankList[i] = bank;
}
Bank* AccountManager::getBank(int i){
return bankList[i];
}
void AccountManager::deposit(Bank *bank, double money){
bank->deposit(money);
}
void AccountManager::withdraw(Bank *bank, double money){
bank->withdraw(money);
}
void AccountManager::transfer(Bank *bank1, Bank *bank2, double money){
if(bank1->getMoney()>=money){
bank1->withdraw(money);
bank2->deposit(money);
}
else{
bank2->deposit(bank1->getMoney());
bank1->withdraw(bank1->getMoney());
}
}
void AccountManager::printAccount() const{
for(int i=0;i<size;i++){
bankList[i]->printMessage();
cout<<bankList[i]->getName()<<" ";
cout<<bankList[i]->getMoney()<<endl;
}
}
int main()
{
AccountManager accountManager(2);
Bank *bank1 = new ICBC (100);
accountManager.setBank(0, bank1);
Bank *bank2 = new ABC;
accountManager.setBank(1, bank2);
accountManager.printAccount();
accountManager.deposit(accountManager.getBank(0), 100);
accountManager.deposit(accountManager.getBank(1), 100);
accountManager.printAccount();
accountManager.withdraw(accountManager.getBank(0), 50);
accountManager.withdraw(accountManager.getBank(1), 50);
accountManager.printAccount();
accountManager.transfer(accountManager.getBank(0), accountManager.getBank(1), 500);
accountManager.printAccount();
return 0;
}
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