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// Fig. 3.8: Account.java
// Account class with a double instance variable balance and a constructor
// and deposit method that perform validation.
public class Account
{
private String name; // instance variable
private double balance; // instance variable
// Account constructor that receives two parameters
public Account(String name, double balance)
{
this.name = name; // assign name to instance variable name
// validate that the balance is greater than 0.0; if it's not,
// instance variable balance keeps its default initial value of 0.0
if (balance > 0.0) // if the balance is valid
this.balance = balance; // assign it to instance variable balance
}
// method that deposits (adds) only a valid amount to the balance
public void deposit(double depositAmount)
{
if (depositAmount > 0.0) // if the depositAmount is valid
balance = balance + depositAmount; // add it to the balance
}
// method returns the account balance
public double getBalance()
{
return balance;
}
// method that sets the name
public void setName(String name)
{
this.name = name;
}
// method that returns the name
public String getName()
{
return name;
}
} // end class Account
/**************************************************************************
* (C) Copyright 1992-2014 by Deitel & Associates, Inc. and *
* Pearson Education, Inc. All Rights Reserved. *
* *
* DISCLAIMER: The authors and publisher of this book have used their *
* best efforts in preparing the book. These efforts include the *
* development, research, and testing of the theories and programs *
* to determine their effectiveness. The authors and publisher make *
* no warranty of any kind, expressed or implied, with regard to these *
* programs or to the documentation contained in these books. The authors *
* and publisher shall not be liable in any event for incidental or *
* consequential damages in connection with, or arising out of, the *
* furnishing, performance, or use of these programs. *
*************************************************************************/