305 Talk Summary Template

Encapsulation Summary

Student __Jesus Martinez_
Email __jmarti10@calpoly.edu__

Topic __Encapsulation__

List the key points in your talk.

Improves maintainability
Access control boundaries
What the client programer can and cannot do
Separate the interface from the implementation
Private data fields are essential for large programs
Law of Demeter which says a method should use
Java access specifier public, protected, private
Importance of private specifier
Control how an object is created
Package Access
Default package
Classes
Class Access
Fields and Methods
Avoid special data values
The use of constants
Minimize coupling

Class exercise.

Give two short exam questions (and solutions) about your topic.

Question #1: What are the benefits of Encapsulation?
Solution #1: keeps users out off tools that they should not touch. It also allows library designer to change the internal implementation of classes without worrying about how it will affect the user
Question #2: What are the 3 things we should do when designing fields and methods
Solution #2: 1)Avoid special data values 2) The use of constants 3) Minimizing coupling

You may want to include a reference list of helpful resources.

Reference #1: Object Oriented Design & pattern by cay Horstmann
Reference #2: Designing Fields and Methods
Reference #3: Eckel, Bruce Thinking in Java (3rd edition)