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Modern Java - Learn Java 8 features by coding it

Modern Java - Learn Java 8 features by coding it

Learn the new Java 8 Features by coding it. This is a pure coding course and you will get a complete understanding of all the Java 8 features by coding it.

What you'll learn

  • Learn Functional programming in Java
  • Complete understanding of Lambdas, Streams , Optional via code.
  • Students will be able to implement the new Java 8 concepts in real time
  • Learn to build complex Streams Pipeline.
  • Learn the new Date/Time Libraries in Java 8
  • Learn to use Method Reference , Constructor reference syntax.
  • Learn and understand Parallel Programming with the Streams.
  • Student will be able to upgrade their Java knowledge with the new Functional Features.
  • This course will be continuously updated.


Learn the new Java 8 Features by coding it. This is a pure coding course and you will get a complete understanding of all the Java 8 features by coding it.

Why Should I take this course ?

  • This course will help the Java developers to build their knowledge on the new Java 8 features.
  • All the new features such as Lambdas, Streams , Optionals, Functional Interfaces and Parallel Programming will be explained via code.
  • This course will give you the confidence on implementing new Java 8 features in real Java projects.
  • By the end of this course you will have a complete understanding of new Java 8 functional features.

Course Overview : 

Section 1 - Getting Started:

  • This section explains about what will be covered in this course.

Section 2 - Why Java-8 ?:

  • This section covers Why Java 8 is important?.
  • This section explains about difference between Imperative Programming and Declarative Programming. 

Section 3 - WorkSpace Setup - Mac/Windows:

  • This section covers the installation of Java and IntelliJ in Mac and Windows.

Section 4: Introduction to Lambda

  • This section covers the Why Lambda is needed , Lambdas Syntax and How to implement Lambdas ?
  • Implement the Runnable interface using Lambdas.
  • Implement the Comparator interface using Lambdas.

Section 5: Lambdas and Functional Interfaces

  • This section covers the new Functional Interfaces that got introduced as part of Java 8.
  • Consumer Functional Interface
  • Predicate Functional Interface
  • Function Functional Interface
  • Supplier Functional Interface.

Section 6 : Constructor and Method References

  • This section covers the new Method Reference and the Constructor Reference.
  • How Method Reference simplifies the code.
  • How to use Method reference along with Lambdas.
  • How to use Constructor Reference to create new objects.

Section 7 : Lambdas and Local variables ( Effectively Final )

  • This section covers the local variable and how it should used in Lambdas.
  • Definition of Effectively Final scope of a variable.

Section 8 : Streams API

  • This section covers the Streams API which is one of the important feature that got introduced as part of Java8.
  • How the Stream API Works Internally ?
  • How Collections are different from Streams ?
  • How to debug a Stream ?

Section 9 : Streams API Operations

  • This section covers different Streams API operations that can be used in Streams to achieve an objective.
  • Streams Operations such as :
  • map()
  • flatMap()
  • distinct()
  • count()
  • filter()
  • reducer()
  • Map, Filter and Reduce pattern.
  • max()
  • min()
  • limit()
  • skip()
  • allMatch(), anyMatch() and noneMatch()
  • findAny() and findFirst()
  • Explanation of Stream operations that are Short Circuit operations.

Section 10 : Streams API - Factory Methods

  • This section covers different Streams API factory method that can be used to create Streams.

Section 11: Numeric Streams

  • This section covers the Introduction to Numeric Streams which can be used to perform some numeric related operations.

Section 12: Terminal Operations Streams

  • This section covers different way to collect the data from the Streams Pipeline.
  • Terminal Operations such as :
  • joining()
  • counting()
  • mapping()
  • max(), min()
  • sum()
  • average()
  • groupingBy()
  • partitioningBy()

Section 12: Streams API - Parallel Processing

  • This section covers how to perform the Parallel processing using Streams.
  • How Parallel Programming makes use of the processors in your machine to perform concurrency operations? 
  • How Parallel Programming works internally ?
  • How to check the performance between the sequential and parallel programming ?
  • Scenarios when not to use parallel programming.

Section 12: Optional

  • This section covers What is Optional and the benefits of Optional.
  • How Optional can help you avoid Null Pointer exception.
  • Exploring the different operations that are part of Optional such as :

  • empty()
  • ofNullable()
  • of()
  • orElse()
  • orElseGet()
  • orElseThrow()
  • isPresent()
  • ifPresent()
  • map()
  • flatMap()
  • filter()

Section 12: New Date/Time Libraries

  • This section covers new Date/Time Libraries such as LocalDate, LocalTime, LocalDateTime.
  • How to create/edit the LocalDate,LocalTime and LocalDateTime instances using different approaches.
  • How to find the difference between the LocalDate, LocalTime and LocalDateTime using Period, Duration.
  • How to represent the time in the Machine Readable Format using Instant.
  • How to use the TimeZone using the ZonedDateTime.
  • How to Format the Date using the DateTimeFormatter.

By the end of this course you will have a complete understanding of all the Java 8 features and implement it in real Java projects.

Category : Development, Software Testing, Python

Instructor : Pragmatic Code School

Languages : English

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