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- Java 21 is finally released on 19-Sep-2023 as the next long-term support (LTS) release of Oracle’s standard Java implementation. In this comprehensive guide, we will delve into the new and preview features that Java has offered in this latest version. Check out this guide for other versions of Java and included features.
howtodoinjava.com/java/java-21-new-features/
Sep 22, 2023 · Since the release of version 8, up to version 21, Java is shaped by 232 JDK Enhancement Proposals (JEPs) and many more smaller updates, each of which brings some improvement to the platform. This page is a categorized and curated list of the most important improvements.
- Java 22 Features
- Java 21 Features
- Java 20 Features
- Java 19 Features
- Java 18 Features
- Java 17 Features
- Java 16 Features
- Java 15 Features
- Java 14 Features
- Java 13 Features
Java 22 has been released on March 19, 2024. You can download Java 22 here. The following features are gone into the second preview. 1. Structured Concurrency 2. Scoped Values 3. String Templates The Unnamed Classes and Instance Main Methods feature have been revised once again and renamed Implicitly Declared Classes and Instance Main Methods. Java...
Java 21 was released on 19-Sep-2023, as the next long-term support (LTS) release of Oracle’s standard Java implementation. Java 21 will have the following 15 features. 1. String Templates (Preview) [JEP-430] 2. Sequenced Collections [JEP-431] 3. Generational ZGC [JEP-439] 4. Record Patterns [JEP-440] 5. Pattern Matching for switch [JEP-441] 6. Fore...
Java 20 has been released on March 21, 2023. You can download Java 20 here. In this release, the main feature is “Scoped Values” which is intended to replace thread-local variables, which have several drawbacks. 1. Scoped Values (Incubator) [JEP – 429] 2. Record Patterns (Second Preview) [JEP – 432] 3. Pattern Matching for switch (Fourth Preview) [...
Java 19 has been released on September 20, 2022. You can download Java 19 here. In this release, the virtual threads, which have been under development for several years within Project Loom and are now finally included as a preview in the JDK. Also, the Foreign Function & Memory APIhas reached the preview stage after five incubator rounds. 1. Recor...
Java 18 GA was released on 22 March 2022. It has nine new developer features, including a simple web server and another preview of pattern matching for switch. The below-listed 14 JEPs are part of Java 18. 1. JEP-400: UTF-8 by Default 2. JEP-408: Simple Web Server 3. JEP-413: Code Snippets in Java API Documentation 4. JEP-416: Reimplement Core Refl...
Java 17 was released on September 14, 2021. Java 17 is an LTS (Long Term Support) release, like Java 11 and Java 8. Spring 6 and Spring boot 3will have first-class support for Java 17. So it is a good idea to plan for upgrading to Java 17. The below-listed 14 JEPs are part of Java 17. 1. (JEP-306) Restore Always-Strict Floating-Point Semantics 2. (...
Java 16 was released on 16 March 20121. It was largely a maintenance release, except it made the Java Records and Pattern matchingthe standard features of the Java language. 1. JEP 338: Vector API (Incubator) 2. JEP 347: Enable C++14 Language Features 3. JEP 357: Migrate from Mercurial to Git 4. JEP 369: Migrate to GitHub 5. JEP 376: ZGC: Concurren...
Java 15 was released on 15th Sep’2020. It continues to support various preview features in previous JDK releases; and has also introduced some new features. 1. Sealed Classes and Interfaces(Preview) (JEP 360) 2. EdDSA Algorithm(JEP 339) 3. Hidden Classes (JEP 371) 4. Pattern Matching for instanceof(Second Preview) (JEP 375) 5. Removed Nashorn JavaS...
Java 14(released on March 17, 2020) is the latest version available for JDK. Let’s see the new features and improvements, it brings for developers and architects. 1. JEP 305 – Pattern Matching for instanceof (Preview) 2. JEP 368 – Text Blocks (Second Preview) 3. JEP 358 – Helpful NullPointerExceptions 4. JEP 359 – Records (Preview) 5. JEP 361 – Swi...
Java 13 (released on September 17, 2019) had fewer developer-specific features. Let’s see the new features and improvements, it brought for developers and architects. 1. JEP 355 – Text Blocks (Preview) 2. JEP 354 – Switch Expressions Enhancements (Preview) 3. JEP 353 – Reimplement the Legacy Socket API 4. JEP 350 – Dynamic CDS Archive 5. JEP 351 – ...
Jul 2, 2023 · Java 10: Introduced features like local variable type inference (var keyword) and the experimental garbage collector (Epsilon), enhancing code conciseness and providing performance testing ...
6 days ago · Previously proposed features include removing the 32-bit x86 port; synchronizing virtual threads without pinning; simple source files and instance main methods; permanently disabling the...
Jun 5, 2024 · Two long-awaited features that other languages have offered for a long time are finally available in Java (for now as a preview feature): String Templates and Unnamed Patterns and Variables. Contents hide. 1 Virtual Threads – JEP 444. 2 Sequenced Collections – JEP 431. 3 Record Patterns – JEP 440. 4 Pattern Matching for switch – JEP 441.
Jan 21, 2024 · Learn the new features in Java 21 LTS, including Virtual Threads, Unnamed classes, Sequenced Collections, Scoped Values, and Record Patterns.
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This guide explores the key features of Java 15, including new garbage collectors, string methods, and experimental features. It also covers performance improvements, deprecations, and other changes in this release. 1. Text Blocks. What are Text Blocks?
