Object-oriented programming Training Course

The need for object-oriented programming

• An attempt to reflect the real world in programming

• The beginnings and evolution of object-oriented programming

• Programowanie obiektowe in terms of the KISS and DRY rules

Classes and objects

• Ideas and entities in Plato's philosophy

• The role of classes

• Implementation of classes using objects

• Classes, properties and static methods

Naming and coding conventions

• Class naming

• Naming properties and methods

• Naming packages and folders

• Other conventions

Class structure

• Properties/fields as a description of the object's state

• Accessories

• Methods as the implementation of functionality

Modeling and graphical representation of classes

• Requirements analysis
• Modeling the structure of classes and relationships
• Describing business objects
• EER diagrams
• Class diagram UML

Object-oriented programming paradigms

• The concept of a paradigm

• Hermetization

• Abstraction

• Inheritance

• Polymorphism

Design and implementation of the abstraction layer

• Abstract classes

• Interfaces

• Features -Traits

• Nested clases

• Generic classes

Creating objects

• Ways to create objects

• The role of the designer

• Factory Pattern

Dependencies between classes

• Aggregation

• Composition

• Dependency separation - Decoupling

• Dependency injection, DIC containers

• Mediator Pattern

Code organization

• Designing reusable code

• Folder structure

• Namespaces, packages, modules

Programowanie obiektowe and performance

• Memory reservation for objects

• Garbage Collector

• Explicit removal of objects, destructors

• Working with references

Reflection mechanism

• Area apply reflection

• Obtaining information about classes and objects

• The importance of reflection in creating documentation and software testing

Error handling

• Possible error handling models

• Object-oriented error handling model

• The role of exceptions and the Exception class, throwing and catching exceptions

• Try-catch-final block, block nesting

Antipatterns of object-oriented programming

• Excessive class responsibility, Delegation pattern

• Strong dependencies

• Singleton and potential problems

• Anemic Domain Model

• Other antipatterns