Java Cements Its Relevance to Contemporary Development with JDK 21 with a Bevy of Language, Concurrency, Security, and API Updates

Java Cements Its Relevance to Contemporary Development with JDK 21 with a Bevy of Language, Concurrency, Security, and API Updates


The IDC Market Perspective discusses the enduring relevance of Java in contemporary software development, particularly with the release of JDK 21. It highlights Java's versatility and adaptability across various applications, including generative AI and non-generative AI use cases. The document also explores the key features of JDK 21, its significance to developers, and its impact on the future of Java. Despite the rise of natural language and low-code/no-code tools, Java's importance is expected to increase in tandem with the adoption of generative AI technologies. "Java's enduring versatility and adaptability across a wide range of applications are aptly illustrated by the features included in JDK 21. This adaptability renders Java indispensable to modern application development," said Arnal Dayaratna, research vice president, Software Development, IDC.

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Executive Snapshot
New Market Developments and Dynamics
IDC's Point of View
Java Remains the World's Most Popular Programming Language
OpenJDK and Assessing JDK 21
Concurrency
JEP 444: Virtual Threads
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
JEP 453: Structured Concurrency (Preview)
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
Performance
JEP 439: Generational ZGC
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
Language Enhancements
JEP 430: String Templates (Preview)
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
JEP 440: Record Patterns
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
JEP 441: Pattern Matching for Switch
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
JEP 443: Unnamed Patterns and Variables (Preview)
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
Java-Related Education
JEP 445: Unnamed Classes and Instance Main Methods (Preview)
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
APIs and Foreign Data and Systems
JEP 442: Foreign Function and Memory API (Third Preview)
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
JEP 448: Vector API (Sixth Incubator)
Feature Overview
Developer and Development-Related Significance
Summary of Value to Java
Project Babylon
Conclusion
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Related Research
Synopsis

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