...
[API 2006] | |
Item 8. Obey the general contract when overriding equals | |
9.2, Overriding the | |
Chapter 3, Classes, Strings, and Arrays, The Object Class (Equality) | |
[Sun 2006] | Determining If Two Keys Are Equal (JCA Reference Guide) |
More Joy of Sets |
...
05. Methods (MET) MET09-J. Classes that define an equals() method must also define a hashCode() method