Course

Java Functional Interfaces

Learn to write efficient and scalable Java code using functional interfaces, lambdas, and method references and more.

of video
2 h
lectures
31
sections
6

$49one payment

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What you'll learn

By the end of this course

  • Introduction to Functional Programming - Understand the principles of functional programming and how they differ from object-oriented programming.
  • Lambdas and Method References - Learn to write concise code with lambda expressions and method references.
  • Java Util Function Package - Master core functional interfaces like `Function`, `Predicate`, `Consumer`, `Supplier`, and `BiFunction`.
  • Chaining and Combining Functions - Explore advanced function chaining and the combinator pattern for flexible code reuse.
  • Extending Functional Interfaces - Learn how to create custom functional interfaces to fit your application’s needs.
  • Callbacks in Java - Implement asynchronous patterns with Java callbacks.
  • Practical Exercises - Test your knowledge with hands-on exercises, quizzes, and real-world scenarios.

Curriculum

6 sections, 31 lectures

2 h of video. Open any section to see its lectures.

1Intro2 min
  1. 1Welcome2 min
  2. 2Recommended Courses
2Getting started39 min
  1. 1It Is Not About OOP2 min
  2. 2Properties Of Function Programming4 min
  3. 3Object Oriented Programming4 min
  4. 4@FunctionalInterface11 min
  5. 5Working With Lambdas7 min
  6. 6.forEach()7 min
  7. 7Method References4 min
  8. 8Quiz
3Functional interfaces42 min
  1. 1The Java Util Function Package1 min
  2. 2Other Available Functional Interfaces2 min
  3. 3Functional Interfaces Quiz
  4. 4Function8 min
  5. 5Chaining Functions4 min
  6. 6BiFunction7 min
  7. 7Consumer5 min
  8. 8Exercise2 min
  9. 9Biconsumer Exercise2 min
  10. 10Predicate And Bipredicates7 min
  11. 11Supplier4 min
4Extending functional interfaces23 min
  1. 1Extending Functional Interfaces7 min
  2. 2Combinator Pattern10 min
  3. 3Using Combinator Pattern7 min
  4. 4Quiz
5Beyond functions12 min
  1. 1Javascript Callbacks6 min
  2. 2Callbacks In Java6 min
  3. 3Quiz
6Outro1 min
  1. 1Outro1 min
  2. 2Feedback
  3. 3Next Course

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Java Functional Interfaces

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$49one payment

  • 31 lectures, 2 h of video
  • Source code for everything you build
  • Subtitles on every video
  • 6 months of IntelliJ IDEA Ultimate
  • Lifetime access to the course and its updates

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About this course

Who is this course for?

Level: All (Junior, Mid and Senior Engineers).

How long will it take?

There are about 2 hours of video. Most people finish in a week at 5 hours a week, plus the time you spend building along.

Do I keep access?

Yes. You pay once and keep the course for life, including updates.

What if it isn't for me?

Email us within 15 days of buying and we'll refund you in full.

Should I buy the course or join the Academy?

Buy the course if you only want this topic and you learn well on your own. Join the Academy if you want to get hired or move up: you get every course on Amigoscode, this one included, plus daily live calls, code reviews and interview prep, for $129/month. The course is $49 once.