Object-Oriented Programming in Java E-Learning Training

Bestel deze geweldige, bekroonde Object-Oriented Programming in Java E-Learning Training cursus online, 1 jaar 24/7 toegang tot uitgebreide interactieve video's, toespraken, praktische taken en voortgangsbewaking. Na de cursus ontvang je een certificaat van deelname.

Objectgeoriënteerd ontwerpen is een reeks concepten en principes die programmeurs proberen aan te moedigen hun code te plannen om betere programma's te schrijven. Dit pad behandelt de basisprincipes van OOD en enkele van de belangrijkste ontwerpmethodologieën.

Cursusinhoud

Java OOP: Understanding Inheritance & Polymorphism in Java

Course: 1 Hour, 22 Minutes

• Course Overview
• Introduction to Inheritance
• Inheritance in Action
• Understanding Polymorphism
• The java.lang.Object Base Class
• Methods Derived from java.lang.Object
• Member Variables in Derived Classes
• Introducing the Is-A Relationship
• Relationships between Base and Derived Class Objects
• Multiple Derived Classes from One Base Class
• Course Summary

Java OOP: The Role of Constructors in Inheritance

Course: 58 Minutes

• Course Overview
• Access Modifiers and Superclass Constructors
• Introduction to Constructors
• Using the super Keyword
• Default and Parameterized Constructors
• Invoking Base Class Constructors
• Initializing Member Variables
• Course Summary

Java OOP: Multi-level Inheritance

Course: 57 Minutes

• Course Overview
• Introduction to Multilevel Inheritance
• The instanceof Operator
• The Is-A Relationship
• Downcasting
• Up-casting
• Multilevel Inheritance Hierarchies
• The extends Keyword
• Course Summary

Java OOP: Run-time & Compile-time Polymorphism

Course: 1 Hour, 21 Minutes

• Course Overview
• Introduction to Polymorphism
• Method Overriding
• The @Override Annotation
• Polymorphism in a Multilevel Inheritance Hierarchy
• Adding Classes to Inheritance Hierarchies
• Introduction to Compile-time Polymorphism
• Understanding Type Promotion
• Forbidden Type Conversions
• Compile-time Polymorphism & Inheritance Hierarchies
• Course Summary

Java OOP: Understanding Overriding & Hiding in Inheritance

Course: 1 Hour, 23 Minutes

• Course Overview
• Method Overriding and Hiding
• Method Invocation and the super Keyword
• Overriding Base Class Methods
• Method Overriding with Inheritance Hierarchies
• Static Methods and Static Binding
• Pitfalls to Avoid with Static Methods
• Overriding toString Correctly
• Overriding equals Correctly
• Overriding hashCode Correctly
• The Link between equals and hashCode
• Course Summary

Java OOP: The Semantics of the final & abstract Keywords

Course: 1 Hour, 1 Minute

• Course Overview
• Introducing the final Keyword
• Final Member Variables
• Final Arrays
• Final Classes and Final Methods
• Defining Abstract Classes
• Extending Abstract Classes
• Instantiating Derived Class Objects of Abstract Classes
• Course Summary

Java OOP: Access Modifiers for Regulating Access

Course: 55 Minutes

• Course Overview
• Access Modifiers
• Cross-package Access
• The Semantics of Protected Members
• Cross-package Access of Protected Members
• The Default Access Modifier for Members
• The Default Access Modifier for Classes
• Course Summary

Java OOP: Interfaces & Anonymous Classes

Course: 1 Hour, 9 Minutes

• Course Overview
• Introduction to Interfaces
• Using instanceof with Interfaces
• Combining the extends and implements Keywords
• Multiple Inheritance of Interfaces
• Default Methods in Interfaces
• Abstract Classes that Implement Interfaces
• Anonymous Inner Classes
• Outer Class Access from Anonymous Inner Classes
• Course Summary