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Session7/BankSystem/src/lk/ac/pdn/Account.java

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+package lk.ac.pdn;
+
+public class Account {
+	public String accountID;
+	protected String accountHolder;
+	protected double amount;
+
+	public void setAccHolder(String accHolder) {
+		this.accountHolder = accHolder;
+	}
+
+	Account(){
+
+	}//Default Constructor
+
+	Account(String accountID, String accountHolder, double amount){
+		this.accountHolder = accountHolder;
+		this.accountID = accountID;
+		this.amount = amount;
+	}
+	public void deposit(String depositAmount) {
+		this.amount += Integer.parseInt(depositAmount);
+	}//method to deposit amount 
+
+	public double withdraw(double w) {
+		if(w<this.amount) {
+			amount -=w;
+		}
+		return amount;
+
+	}//method to check if withdrawal valid or not
+
+	public void details() {
+		System.out.println("*****Account Details******\n\n");
+		System.out.println("Account ID: " + this.accountID + "\n");
+		System.out.println("Account Holder Name: " + this.accountHolder + "\n");
+		System.out.println("Amount: " + this.amount);
+	}
+}

Session7/BankSystem/src/lk/ac/pdn/AccountDriver.java

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+package lk.ac.pdn;
+
+public class AccountDriver {
+
+	public static void main(String[] args) {
+		Account account = new Account("ac001","John",50000);
+		account.deposit("10000");
+		account.withdraw(250.5);
+		account.details();
+
+		SavingsAccount savings = new SavingsAccount("ac001","John",50000,2000);
+		savings.withdraw(1500);
+		savings.details();
+
+		RetirementAccount retirement = new RetirementAccount("ac001","John",50000);
+		retirement.setYearOfRetirement(2015);
+		retirement.setBonusPercent(0.65);
+		retirement.details();
+
+		KidsAccount kids = new KidsAccount("ac001","John",50000,2000,"Father");
+		kids.withdraw(500,"Father");
+		kids.details();
+	}
+
+}

Session7/BankSystem/src/lk/ac/pdn/KidsAccount.java

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+package lk.ac.pdn;
+
+public class KidsAccount extends SavingsAccount {
+	KidsAccount(String accountID, String accountHolder, double amount, double withdrawLimit,String guardian) {
+		super(accountID, accountHolder, amount, withdrawLimit);
+		this.guardian = guardian;
+	}
+
+	private String guardian;
+
+	public void setGuardian(String guardian) {
+		this.guardian = guardian;
+	}
+
+	public String getGuardian() {
+		return this.guardian;
+	}
+
+	public void withdraw(double withdrawAmount, String guardian) {
+		System.out.println("You can only withdraw if you specify a guardian\n");
+		System.out.println("Guardian of child: " + guardian);
+		if(withdrawAmount<amount && getGuardian() == guardian) {
+			amount -= withdrawAmount;
+		}
+
+	}
+}

Session7/BankSystem/src/lk/ac/pdn/RetirementAccount.java

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+package lk.ac.pdn;
+
+import java.util.Calendar;
+
+public class RetirementAccount extends Account {
+
+	  RetirementAccount(String accountID, String accountHolder, double amount) {
+	  super(accountID, accountHolder, amount); }
+
+	private int yearOfRetirement;
+	private double bonusPercent;
+	int year = Calendar.getInstance().get(Calendar.YEAR);
+	int additionalYears;
+
+	RetirementAccount(int year, double bonusPercent){
+		this.yearOfRetirement = year;
+		this.bonusPercent = bonusPercent;
+	}// values can be directly assigned using constructor getter setter methods below
+
+	public void setBonusPercent(double bonusPercent) {
+		this.bonusPercent = bonusPercent;
+	}
+	public double getBonusPercent() {
+		return this.bonusPercent;
+	}
+
+	public void setYearOfRetirement(int year) {
+		this.yearOfRetirement = year;
+	}
+
+	public int getYearOfRetirement() {
+		return this.yearOfRetirement;
+	}
+
+	public int calAdditionalYears() {
+		additionalYears = getYearOfRetirement() - year;
+		return additionalYears;
+	}
+
+	public double calculateBonus(double bonus) {
+		bonus = additionalYears * getBonusPercent();
+		return bonus;
+	}
+
+		public double withdraw(double withdrawAmount, int year) {
+			System.out.println("Year of retirement: " + getYearOfRetirement());
+			if(withdrawAmount<amount && getYearOfRetirement() == year) {
+				amount -= withdrawAmount;
+			}
+			return amount;
+		}
+
+		public void details() {
+			super.details();
+			System.out.println("Year of Retirement: " + this.getYearOfRetirement());
+			System.out.println("Bonus Percent: " + this.getBonusPercent());
+		}
+}

Session7/BankSystem/src/lk/ac/pdn/SavingsAccount.java

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+package lk.ac.pdn;
+
+public class SavingsAccount extends Account {
+
+
+	protected double withdrawLimit;
+
+	 SavingsAccount(String accountID, String accountHolder, double amount,double withdraw) {
+		  super(accountID, accountHolder, amount); 
+		  this.withdrawLimit = withdraw;
+	  }
+
+
+	public void setWithdrawLimit(double amount) {
+		this.withdrawLimit = amount;
+	}
+
+	public double getWithdrawalLimit() {
+		return withdrawLimit;
+	}
+
+	@Override
+	public double withdraw(double withdrawalamount) {
+		 if(withdrawalamount<getWithdrawalLimit() && withdrawalamount<amount) { 
+			 amount -=withdrawalamount; 
+		 } 
+		 return amount; 
+
+	}
+
+
+
+	@Override
+	public void details() {
+		super.details();
+		System.out.println("Withdrawal Limit: " + this.getWithdrawalLimit());
+	}
+}