Linked Data Structures - Absolute Java - page 833

Display 15.15 A PubliclyCloneable Class (part 2 of 2)

10 public StockItem(String nameData, int numberData)
11 {
12 name = nameData;
13 number = numberData;
14 }

15 public void setNumber( int newNumber)
16 {
17 number = newNumber;
18 }
19 public void setName(String newName)
20 {
21 name = newName;
22 }

23 public String toString( )
24 {
25 return (name + " " + number);

26 }

27 public Object clone( )
28 {
29 try
30 {
31

return super .clone( );

32 }
33 catch (CloneNotSupportedException e)
34 { //This should not happen.
35 return null ; //To keep compiler happy.

36 }
37 }
38

39 public boolean equals(Object otherObject)
40 {
41 if (otherObject == null )

42 return false ;

43 else if (getClass( ) != otherObject.getClass( ))

44 return false ;

45 else
46 {
47 StockItem otherItem = (StockItem) otherObject;
48 return (name.equalsIgnoreCase(otherItem.name)
49 && number == otherItem.number);
50 }
51 }
52 }