lab6

labs/lab6/Account.java

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+// Account.java 
+// 
+// A bank account class with methods to deposit to, withdraw from, 
+// change the name on, and get a String representation 
+// of the account. 
+//******************************************************* 
+public class Account 
+{ 
+ private double balance; 
+ private String name; 
+ private long acctNum; 
+ //---------------------------------------------- 
+ //Constructor -- initializes balance, owner, and account number 
+ //---------------------------------------------- 
+ public Account(double initBal, String owner, long number) 
+ { 
+ balance = initBal; 
+ name = owner; 
+ acctNum = number; 
+ } 
+  public Account(double initBal, String owner) 
+ { 
+ balance = initBal; 
+ name = owner;
+ } 
+  public Account(String owner) 
+ { 
+ name = owner;  
+ } 
+ //---------------------------------------------- 
+ // Checks to see if balance is sufficient for withdrawal. 
+ // If so, decrements balance by amount; if not, prints message. 
+ //---------------------------------------------- 
+ public void withdraw(double amount) 
+ { 
+ if (balance >= amount) 
+ balance -= amount; 
+ else 
+ System.out.println("Insufficient funds"); 
+ }
+  public void withdraw(int amount, int fee) 
+ { 
+ if (balance >= amount) 
+ balance -= amount + fee; 
+ else 
+ System.out.println("Insufficient funds"); 
+ } 
+ //---------------------------------------------- 
+ // Adds deposit amount to balance. 
+ //---------------------------------------------- 
+ public void deposit(double amount) 
+ { 
+ balance += amount; 
+ } 
+ //---------------------------------------------- 
+ // Returns balance. 
+ //---------------------------------------------- 
+ public double getBalance() 
+ { 
+ return balance; 
+ } 
+ //---------------------------------------------- 
+ // Returns a string containing the name, account number, and balance. 
+ //---------------------------------------------- 
+ public String toString() 
+ { 
+ return "Name:" + name + 
+"\nAccount Number: " + acctNum + 
+"\nBalance: " + balance; 
+ } 
+} 

labs/lab6/TestAccount.java

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+//******************************************************* 
+// TestAccount.java 
+// 
+// A simple driver to test the overloaded methods of 
+// the Account class. 
+//******************************************************* 
+import java.util.Scanner; 
+public class TestAccount 
+{ 
+ public static void main(String[] args) 
+ { 
+ String name; 
+ double balance; 
+ long acctNum; 
+ Account acct; 
+ Scanner scan = new Scanner(System.in); 
+ System.out.println("Enter account holder's first name"); 
+ name = scan.next(); 
+ acct = new Account(name); 
+ System.out.println("Account for " + name + ":"); 
+ System.out.println(acct); 
+ System.out.println("\nEnter initial balance"); 
+ balance = scan.nextDouble(); 
+ acct = new Account(balance,name); 
+ System.out.println("Account for " + name + ":"); 
+ System.out.println(acct); 
+ System.out.println("\nEnter account number"); 
+ acctNum = scan.nextLong(); 
+ acct = new Account(balance,name,acctNum); 
+ System.out.println("Account for " + name + ":"); 
+ System.out.println(acct); 
+ System.out.print("\nDepositing 100 into account, balance is now "); 
+ acct.deposit(100); 
+ System.out.println(acct.getBalance()); 
+ System.out.print("\nWithdrawing $25, balance is now "); 
+ acct.withdraw(25); 
+ System.out.println(acct.getBalance()); 
+ System.out.print("\nWithdrawing $25 with $2 fee, balance is now "); 
+ acct.withdraw(25,2); 
+ System.out.println(acct.getBalance()); 
+ System.out.println("\nBye!"); 
+ } 
+}