BankAccountComp.java

public class BankAccountComp {
	private InterestAccount acct;
	private int accountAge;

	//Constructors
	public BankAccountComp () {
		this.acct = new InterestAccount(0, 0.06);
		this.accountAge = 0;
	}
	public BankAccountComp (double startingBal) {
		this.acct = new InterestAccount(startingBal, 0.06);
		this.accountAge = 0;
	}
	
	//Getters and Setters
	public int getAccountAge () { return this.accountAge; }
	public void setAccountAge (int a) { this.accountAge = a; }
	public double getBalance () { return acct.getBalance(); }
	
	
	//Other member functions
	
	/**
	 * Given a double, add that amount to the balance
	 * @param sum The amount of money being deposited into the account
	 * @return The balance after the deposit
	 */
	public double deposit (double sum) {
		acct.setBalance(acct.getBalance() + sum);
		return acct.getBalance();
	}
	
	/**
	 * Given a double, add that ammount to the balance
	 * @param sum The amount of money being withdrawn from the account
	 * @return The balance after the withdrawal
	 */
	public double withdraw (double sum) {
		acct.setBalance(acct.getBalance() - sum);
		return acct.getBalance();
	}
	
	/**
	 * Accrue account for one year
	 * @return The balance of the account after accrual
	 */
	public double accrue () {
		accountAge++;
		return acct.accrue();
	}
	
	/**
	 * Given a number of years, accrue account over years
	 * @param y The number of years to accrue over
	 * @return The balance of the account after accrual
	 */
	public double accrueYears (int y) {
		accountAge += y;
		return acct.accrueYears(y);
	}
}