Udemyintermediateen

Multithreading,Parallel & Asynchronous Coding in Modern Java

Master Java multithreading with ParallelStreams and CompletableFuture! Hands-on experience for efficient, concurrent programming.

4.5(1,991)
15,570students
6h 52m
Certificate
Pragmatic Code School
Pragmatic Code SchoolTechnology Enthusiast, Online Instructor

Course Content

Multithreading,Parallel & Asynchronous Coding in Modern Java is an intermediate-level Udemy course taught by Pragmatic Code School. It runs 6h 52m, is taught in English, and includes a certificate of completion. Learners rate it 4.5 out of 5 from 1,991 reviews, with 15,570 students enrolled. It is a paid course, last updated July 2025.

Master Parallel and Asynchronous Java Programming

Unlock the power of high-performance Java with this comprehensive course on parallel streams and CompletableFuture. You'll gain practical, hands-on experience writing efficient, scalable code for modern applications. Become fluent in asynchronous programming and optimize your Java applications for speed and responsiveness.

What You'll Learn:

  • Introduction to Parallel and Asynchronous Programming: Understand the fundamental concepts driving modern software development and the evolution of concurrency APIs in Java. Differentiate between concurrency and parallelism.
  • Project Setup: Establish a solid foundation with a structured project setup for all course exercises.
  • Threads, Future, ForkJoin Framework: Explore the core building blocks of concurrency, including Threads, the Future API, and the ForkJoin Framework. Understand their limitations, which will pave the way for more advanced techniques.
  • Parallel Streams:
    • Get started with Parallel Streams and implement simple examples.
    • Deep dive into the Streams API and Parallel Streams.
    • Build a practical Retail Checkout Application leveraging Parallel Streams.
    • Understand the internal workings of Parallel Streams.
    • Compare performance across different collections using Parallel Streams.
    • Master terminal operators like Collect and Reduce in Streams API and Parallel Streams.
    • Identify and avoid performance pitfalls with Parallel Streams.
    • Explore the Threading Model and Common ForkJoin Pool behind Parallel Streams.
    • Configure thread pools for optimal performance.
    • Learn when and when not to use Parallel Streams.
  • CompletableFuture:
    • Introduction to the CompletableFuture API and its core functions.
    • Explore key CompletableFuture functions.
    • Build a ProductService application using CompletableFuture.
    • Combine Streams with CompletableFuture to enhance application capabilities (e.g., enhancing the ProductService with an InventoryService).
    • Implement robust exception handling and recovery techniques with handle(), exceptionally(), and whenComplete(). Understand the nuances of each approach and when to apply them.
    • Apply exception handling in practical scenarios within the ProductService, ProductInfoService, ReviewService, and InventoryService.
    • Utilize ThreadPool options with CompletableFuture, including the default Common ForkJoin ThreadPool and custom thread pool configurations.
    • Leverage Async() methods to control thread execution within CompletableFuture pipelines.
    • Build a RESTful API client using Spring WebClient and integrate with CompletableFuture for improved API performance.
  • Handling Multiple CompletableFutures: Learn to manage multiple asynchronous operations effectively using allOf() and anyOf().

Who is this course for?

This course is designed for Java developers looking to:

  • Write high-performance Java code.
  • Improve the scalability of their applications.
  • Master asynchronous programming techniques.
  • Gain proficiency with the latest features of Modern Java.
  • Build efficient backend systems.

By the end of this course, you'll have a comprehensive understanding of Parallel Streams and CompletableFuture and be equipped to apply them effectively in your projects.

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