override equals java strings code example
Example: overriding equals method in java
1. public class Test
2. {
3. private int num;
4. private String data;
5.
6. public boolean equals(Object obj)
7. {
8. if(this == obj)
9. return true;
10. if((obj == null) || (obj.getClass() != this.getClass()))
11. return false;
12. // object must be Test at this point
13. Test test = (Test)obj;
14. return num == test.num &&
15. (data == test.data || (data != null && data.equals(test.data)));
16. }
26. // other methods
27. }