/**
 * A simple bank account.  (Version 2 with constructors.)
 * 
 * @author Hal Perkins 
 * @version July 10, 2001
 */
public class BankAccount {
    String  accountName;        // account owner's name
    int     accountNumber;      // account number
    double  balance;            // current account balance in dollars

    /**
     * Construct new BankAccount with empty name, and balance and account
     * number of 0.
     */
    public BankAccount() {
        this.accountName = "";
        this.accountNumber = 0;
        this.balance = 0.0;
    }

    /**
     * Construct new BankAccount with given name and account number,
     * and with a balance of 0.0.
     * @param accountName Account name
     * @param accountNumber Account Number
     */
    public BankAccount(String accountName, int accountNumber) {
        this.accountName = accountName;
        this.accountNumber = accountNumber;
        this.balance = 0.0;
    }

    /**
     * Construct new BankAccount with given name, account number
     * and initial balance.
     * @param accountName Account name
     * @param accountNumber Account Number
     * @param initialBalance initial balance in Dollars
     */
    public BankAccount(String accountName, int accountNumber, double initialBalance) {
        this.accountName = accountName;
        this.accountNumber = accountNumber;
        this.balance = initialBalance;
    }

    /** Set account owner's name
     * @param newAccountName the new name of this account
     */
    public void setAccountName(String newAccountName) {
        this.accountName = newAccountName;
    }

    /** Set account number
    * @param number new number for this account
    */
    public void setAccountNumber(int number) {
        this.accountNumber = number;
    }

    /** Deposit money in this account
    * @param amount amount of money to deposit in dollars
    */
    public void deposit(double amount) {
        this.balance = this.balance + amount;
    }

    /** Get account balance.
    * @return Current account balance
    */
    public double getBalance() {
        return this.balance;
    }

    /** Withdraw money from account.  Only allow user to withdraw up to the
    *   current account balance.
    * @param request amount requested
    * @return amount actually withdrawn
    */
    public double withdraw(double request) {
        double amountWithdrawn;
        if (this.balance >= request) {
            amountWithdrawn = request;
            this.balance = this.balance - request;
        } else {
            amountWithdrawn = this.balance;
            this.balance = 0.0;
        }
        return amountWithdrawn;
    }


}