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Account.java
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Account.java
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public class Account {
private String accountNumber;
private double balance;
public Account(String accountNumber) {
this.accountNumber = accountNumber;
balance = 0;
}
public Account(String accountNumber, double balance) {
this(accountNumber);
this.balance = balance;
if (balance < 0)
throw new IllegalArgumentException("Balance must be non-negative!");
}
public String getAcctNum() {
return accountNumber;
}
public double getBalance() {
return balance;
}
public void deposit(double amount) {
if (amount >= 0)
balance += amount;
else
throw new InvalidAmountException(amount);
}
public void withdrawal(double amount) {
if (amount > 0 && amount <= balance)
balance -= amount;
else
throw new InvalidAmountException(amount);
}
public String toString() {
return "Account " + accountNumber + " has " + balance;
}
public void setBalance(double balance) {
if (balance >= 0)
this.balance = balance;
}
}