Hi Abhisek,

 

You have to implement AddressInterface with AddressImpl and implement all
methods of AddressInterface inside AddressImpl 

And use AddressImpl instead of AddressInterface when you call any method
from AddressInterface  

 

A.S.El-Dalatony

  _____  

From: javaprogrammingwithpassion@googlegroups.com
[mailto:javaprogrammingwithpass...@googlegroups.com] On Behalf Of abhishek
shukla
Sent: Saturday, February 07, 2009 6:14 PM
To: Free Java Programming Online Training Course By Sang Shin
Subject: [java programming] Problem with interface and abstract class

 

hi ,

In Lab 1027 we are asked to 

*             Write an interface called MyOwnInterface, which has the
following method

o            AddressInterface getAddress();

*             The AddressInterface is a Java interface that has the
following methods.

o            int getStreetNumber();

o            void setStreetNumber(int streetNumber);

o            String getStreetName();

o            void setStreetName(String streetName);

o            String getCountry();

o            void setCountry(String country);

*             Write AddressImpl class that implements AddressInterface

*             Make the Person class to implement MyOwnInterface.

I am having problem with AddressInterface getAddress();
we have to write AddressInterface getAddress(); function which returns
AddresInterface as object 
I am having problem with returning interfaces as objects. How to write the
body of this function so that 
it returns AddressInterface object.


Thanks and Regards,
Abhisek shukla





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