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Course Outline
Review
- Inheritance and Interfaces
- Object References vs. Inheritance
- Polymorphism
- Static and Default Methods in Interfaces
- Collections and Generics
- Generics: Inheritance and Wildcards
- Defining Generic Types
Design Patterns
- Object Creation
- Static Methods and Fields
- The new Operator
- Creation Patterns
- Inheritance vs. Composition: Pros and Cons
- Composite Pattern
- Inner Classes
Reflection
- The Class Class
- Finding Fields, Methods, and Constructors
- Accessing Fields and Invoking Methods
- Examining Arrays
Annotations
- Annotations in the Java API (@Override, @Deprecated)
- Defining Custom Annotations
Functional Programming
- Overview of Lambda Expressions
- Lambda Expressions and Functional Interfaces
- Utilizing Lambda Expressions
- Working with Method References
The Stream API
- Streams and Collections
- Filtering Collections
- Chaining and Pipelining
Date/Time API
- Legacy APIs
- The Date/Time API (JSR 310)
- Date-Based and Time-Based Events
- Timestamps, Periods, and Durations
- Performing Calculations
- Formatting
- Localization and Time Zones
JUnit Basics
- JUnit Overview and Test-Driven Development
- Tests and Assertions
- Handling Exceptions
- Organizing Tests with JUnit
- Writing Fixtures (@Before, @After)
- Test Suites and Other Capabilities
- Overview of Mock Objects
Build Tools
- Ant Overview
- Maven Overview
Abstract Classes
- Principles of Declaration and Implementation of Abstract Classes
- Common Challenges Encountered When Working with Abstract Classes
The Role of Classes, Abstract Classes, and Interfaces in the Application Model
- Understanding Java's Object-Oriented Abstraction Levels
- The Complete Object Model in Java
- Designing Application Models for Interfaces and Abstract Classes to Enhance Flexibility and Decouple Subsystems
- Utilizing Abstract Classes to Extract Common Functionality While Leveraging the Flexibility Provided by Interfaces
The Role of Dynamic and Static Objects in the Application Model
- Static Java Classes and the Dynamic Properties of These Classes
- Distinguishing Between the Functionalities of Static and Dynamic Entities, Along with Typical Uses and Best Practices for Solutions Based on Static and Dynamic Constructs
- Introduction to Design Patterns
- Introduction to the Factory Design Pattern
Operations with Primitive Types and Wrapper Classes
- Key Facts and Techniques to Extend the Use of Primitive Types within the Java Object Model
- Discussion on the Role of Wrapper Classes for Primitive Types and Their Typical Applications
Special Objects in Java: String, StringBuilder, and StringBuffer
- Review of Basic Properties of the String Class and How the Virtual Machine Handles String Objects
- Using Buffer Classes and Performing Operations on Strings
Formatting, Parsing, and Regular Expressions
- Introduction to Regular Expressions in Java
- Discussion of Basic Techniques for Handling Regular Expressions (using the String class) as Well as Advanced Techniques Using Dedicated Classes
- Tokenization, Search, and Pattern Matching for String Types
Requirements
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Participants must have a solid understanding of the Java language and Object-Oriented Programming (OOP). Familiarity with packages, control flow, loops, basic concrete classes, and fundamental interfaces is required.
21 Hours
Testimonials (3)
That we got a complex overview also about the context - for example why do we need some annotations and what they mean. I liked the practical part of the training - having to manually run the commands and call the rest api's
Alina - ACCENTURE SERVICES S.R.L
Course - Quarkus for Developers
interaction through exercises and also projects sharing
Claudiu - MSG system
Course - Advanced Spring Boot
The extra information that was shared, the training was not straightforward groovy, which was nice.
