Whats the difference between public, private and protected in java..???

Answer 1

Read about Java access modifiers here:

http://www.geeksforgeeks.org/access-modifiers-java/

Hth, cmiiw

Answer 2

private - accessible to the classes only.
protected - accessible to class, package, and subclasses
[default] - accessible to the class and package
public - accessible to global

More... http://net-informations.com/java/basics/modifiers.htm