Implementing meaningful equals method for non-static inner classes
104585
How to refer to the outer class in another instance of a non-static inner class?
89052
When overriding equals in Java, why does it not work to use a parameter other than Object?
94524
Test of equality (equals and hash code method)
94610
Avoiding copy of objects with the "return" statement
33981
How to override equals method in Java
41842
Is it possible to avoid repeating the class name in the implementation file?
48470
Integer wrapper class and == operator - where is behavior specified?
548
What is an efficient way to implement a singleton pattern in Java?
900
How are Anonymous inner classes used in Java?
78285
How to check for equals? (0 == i) or (i == 0)
23607
Can inner classes access private variables?
57077
Run-time Polymorphism in Java without "abstract"?
95798
Compare object instances for equality by their attributes
83187
Elegant alternatives to the weird multiple inheritance
40587
Why not allow an external interface to provide hashCode/equals for a HashMap?
71353
What is the best way to implement constants in Java?
107929
Error in a static method in a inner class