Write the definition for a class Car which has the manufacturer, model, year, and number of doors. An example car has a manufacturer of Toyota, a model of Camry, a year of 2000 and a number of doors of 4. Be sure to code all accessor and modifier methods. See the Car class in the bookClassesFinal directory.

Question

What will be an ideal response?

Answer 1

```
/**
* Clas s t h a t r e p r e s e n t s a c r e d i t card
* @author Barb Er icson er icson@cc . gat e ch . edu
*/
public clas s CreditCard
{
// ////////////// f i e l d s /////////////////////////
/** the number on the card */
private St r ing number ;
/** the e x p i r a t i o n dat e on the card */
private St r ing expDate ;
/** the name on the card */
private St r ing name ;
// ////////////// c o n s t r u c t o r s //////////////////
/**
* Cons t ruc tor t h a t t ak e i n f o on the card
* @param theNumber the number on the card
* @param theExpDate the e x p i r a t i o n dat e
* @param theName the name on the card
*/
public CreditCard ( St r ing theNumber ,
St r ing theExpDate ,
St r ing theName )
{
this . number = theNumber ;
this . expDate = theExpDate ;
this . name = theName ;
}
// /////////////// methods //////////////////////
/**
* Method to g e t the number
* @return the c r e d i t card number
*/
public St r ing getNumber ( )
{
return this . number ;
}
/**
* Method to g e t the e x p i r a t i o n dat e
* @return the e x p i r a t i o n dat e
*/
public St r ing getExpDate ( )
{
return this . expDate ;
}
/**
* Method to g e t the name on the c r e d i t card
* @return the name
*/
public St r ing getName ( )
{
return this . name ;
}
/**
* Method to s e t the number
* @param theName the name to use
*/
public void setNumber ( St r ing theNumber )
{
this . number = theNumber ;
}
/**
* Method to s e t the e x p i r a t i o n dat e
* @param theDate the dat e the card e x p i r e s
*/
public void setExpDate ( St r ing
{
this . expDate = theDate ;
}
/**
* Method to s e t the name
* @param theName the name on the card
*/
public void setName ( St r ing theName )
{
this . name = theName ;
}
/**
* Method to r e turn i n f o about the card
*/
public St r ing t oSt r ing ( )
{
return this . number + " " +
this . expDate + " " + this . name ;
}
/**
* Method to t e s t the c r e d i t card
*/
public s tat ic void main ( St r ing [ ] args )
{
CreditCard card =
new CreditCard ( " 0000 1111 2222 3333 " , " 06/06 " , "Mark Guzdial " ) ;
System . out . p r i n t l n ( card ) ;
}
}
```