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Inside Java

News and views from members of the Java team at Oracle

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Billy Korando

Java Developer Advocate

Posts

Quality Outreach Heads-up - JDK 27: Removal of Deprecated Java Launcher Options on May 13, 2026JDK 27 Serviceability
HTTP Client Updates in Java 26 on March 4, 2026JDK 26 Core Libraries Networking
Java 26 for DevOps on March 2, 2026JDK 26 Performance
Quality Outreach Heads-up - Separate Metaspace and GC Printing on June 9, 2025JDK 25 GC HotSpot
Quality Outreach Heads-up - JDK 25: Proposal to Deprecate for Removal -UseCompressedClassPointers on February 6, 2025JDK 25 GC
A Deep Dive into JVM Start-up on January 28, 2025HotSpot Leyden Performance
What's New in JMC 9? - Sip of Java on April 21, 2024JFR Performance
JDK 22 in Two Minutes! - Sip of Java on March 21, 2024JDK 22 Amber GC Loom Panama
Managing Throughput with Virtual Threads - Sip of Java on February 4, 2024JDK 21 Loom
Deprecated Features in Java 18 thru 21 - Sip of Java on December 17, 2023JDK 21 JDK 20 JDK 19 JDK 18 Core Libraries
AutoCloseable HttpClient - Sip of Java on December 10, 2023JDK 21 Core Libraries
Locale Updates in Java 21 - Sip of Java on December 4, 2023JDK 21 Core Libraries
Introducing Generational ZGC on November 28, 2023JDK 21 GC
Finding CPU Load with JFR - Sip of Java on November 27, 2023JDK 21 JFR
Improved Emoji Support in Java 21 - Sip of Java on November 20, 2023JDK 21 Core Libraries
Pattern Matching for switch - Sip of Java on November 13, 2023JDK 21 Amber Java Language
Record Patterns in Java 21 - Sip of Java on November 6, 2023JDK 21 Amber Java Language
Virtual Threads Explained - Sip of Java on October 30, 2023JDK 21 Loom
JDK Tool Access from JShell - Sip of Java on October 23, 2023JDK 21
Generational ZGC - Sip of Java on October 9, 2023JDK 21 GC Performance
Sequenced Collections API - Sip of Java on October 2, 2023JDK 21 Core Libraries
JFR View Command - Sip of Java on September 26, 2023JDK 21 JFR Performance
JDK 21 Release - Sip of Java on September 18, 2023JDK 21 Java Language Loom
Collections Utility Class - Sip of Java on June 11, 2023Core Libraries
JDK Mission Control 8.3 - Sip of Java on June 4, 2023JFR
Objects Utility Class - Sip of Java on May 28, 2023Core Libraries
JavaDoc JDK 20 Updates - Sip of Java on May 22, 2023JDK 20 Core Libraries Java Language
Arrays Utility Class - Sip of Java on May 1, 2023Core Libraries
JFR Event Stream Stop - Sip of Java on April 24, 2023JFR
JDK 20 Release! - Sip of Java on April 22, 2023JDK 20 Amber Loom Panama
Running and Building Gradle with Different JDKs - Sip of Java on December 12, 2022JDK 20 JDK 19
Script Friendly JDK Download URLs - Sip of Java on November 14, 2022JDK 17 Oracle
JVM Logging - Sip of Java on November 7, 2022HotSpot
Using the JFR Event Streaming API in Automated Tests - Sip of Java on October 31, 2022JFR
Pre-Allocated Methods for HashMap and HashSet - Sip of Java on October 24, 2022JDK 19 Performance
JFR Scrub - Sip of Java on October 3, 2022JFR
AppCDS Autogenerate - Sip of Java on September 26, 2022JDK 19 Performance
JDK 19 Release - Sip of Java on September 20, 2022JDK 19
Local Class Improvements - Sip of Java on August 22, 2022Java Language
Internationalization in Java - Sip of Java on August 17, 2022Core Libraries
The Serial Garbage Collector - Sip of Java on August 8, 2022GC Performance
The Parallel Garbage Collector - Sip of Java on August 1, 2022GC Performance
JShell the Java REPL - Sip of Java on July 4, 2022Core Libraries
The new HTTP Client API - Sip of Java on June 27, 2022Core Libraries Networking
The G1 Garbage Collector - Sip of Java on June 20, 2022GC
JFR Configuration Improvements on June 13, 2022JDK 17 JFR
JDK GCs Comparison - Sip of Java on June 6, 2022GC
ZGC, the JDK's Newest Garbage Collector - Sip of Java on May 30, 2022GC
Scripting with Java - Sip of Java on May 23, 2022Core Libraries
Runtimes Updates Post-JDK 11 - Sip of Java on May 16, 2022JDK 18 Performance
JFR Event Stream - Sip of Java on May 12, 2022JFR Serviceability
Custom JDK Flight Recorder Events - Sip of Java on April 25, 2022JFR
JavaDoc Updates - Sip of Java on April 14, 2022JDK 18 Core Libraries
JavaDoc Code Snippet API - Sip of Java on April 4, 2022JDK 18 Core Libraries
Record Serialization - Sip of Java on October 21, 2021Core Libraries Security
Serialization Filters - Sip of Java on October 14, 2021JDK 17 Core Libraries Security

Videos

Make Java Safer with Flexible Constructor Bodies - Inside Java Newscast #111 on April 30, 2026JDK 25 Amber Java Language
Java 26 in definitely UNDER 3 minutes on March 18, 2026JDK 26
Java 26 is Shipping Soon - Inside Java Newscast #108 on March 5, 2026JDK 26
Java Serialization: Spooky Action at a Distance - Stack Walker #7 on February 21, 2026Core Libraries Networking
What's New in Java 25 in 2 Minutes - Sip of Java on October 17, 2025JDK 25
Reviewing the JDK 25 Release Notes - Inside Java Newscast #98 on September 25, 2025JDK 25 Leyden Loom Security
Java 21 ⮕ 25: Performance and Runtime Enhancements #RoadTo25 on September 5, 2025JDK 25 Performance
Ahead-of-Time Computation #RoadTo25 on August 28, 2025JDK 25 Leyden
Java Architects Answer Your Questions - Inside Java Newscast #97 on August 14, 2025
Finalizing the Java On-ramp - Inside Java Newscast #90 on April 24, 2025JDK 25 Amber
Java 24 Release Notes Overview - Security Updates on April 5, 2025JDK 24 Security
Java 24 Release Notes Overview for Operations on March 29, 2025JDK 24 GC HotSpot Performance
Java 24 Release Notes Review for Developers - Inside Java Newscast #87 on March 13, 2025JDK 24
A Deep Dive into JVM Start Up - Stack Walker #6 on January 9, 2025HotSpot Leyden Performance
A Preview of What's Coming in Project Leyden - Inside Java Newscast #78 on October 17, 2024Leyden
Reviewing the JDK 23 Release Notes - Inside Java Newscast #76 on September 19, 2024JDK 23
How to Build Custom Java Runtimes with Jlink on June 21, 2024Performance Security
Introduction to JDK Mission Control on May 18, 2024JFR Performance
JDK 22 Release Notes Review - Inside Java Newscast #65 on March 14, 2024JDK 22
Java's Custom Runtime Builder - jlink - Stack Walker #5 on February 25, 2024Cloud Modules Security
G1: Java's Default Garbage Collector - Stack Walker #4 on October 15, 2023GC
JDK 21 Release Notes - Inside Java Newscast #55 on September 21, 2023JDK 21
Java 21 JVM and GC Improvements #RoadTo21 on September 3, 2023JDK 21 GC Performance
To Java 21 and Beyond! on August 8, 2023JDK 21
What's Arriving for JFR in JDK 21 - Inside Java Newscast #53 on July 20, 2023JDK 21 JFR
Java's Startup Booster: CDS - Stack Walker #3 on July 11, 2023HotSpot Performance
JFR: Java's Observability & Monitoring Framework - Stack Walker #2 on May 14, 2023JFR
Java 20 Unboxing - Inside Java Newscast #44 on March 23, 2023JDK 20
ZGC : Java’s Highly Scalable Low-Latency Garbage Collector - Stack Walker #1 on March 5, 2023GC
Programmer's Guide to JDK Flight Recorder on December 12, 2022Serviceability
Generational ZGC - Inside Java Newscast #37 on November 17, 2022GC
Loom in the Java Ecosystem - Inside Java Newscast #34 on September 27, 2022JDK 19 Loom
Java To The Future on September 14, 2022Amber Loom Valhalla
Java Q&A - Inside Java Newscast #30 on July 28, 2022Amber Leyden Valhalla
How Amber is Driving Java’s Evolution on July 21, 2022Amber
Java Is Fast! - Inside Java Newscast #22 on March 24, 2022JDK 18 HotSpot
Simple Web Server - Inside Java Newscast on December 2, 2021JDK 18 Networking
To Java 17 and Beyond! on November 13, 2021JDK 17
Inside Java Newscast #9 on July 29, 2021JDK 17 JDK 16 JFR

Podcasts

Episode 57 “Make Java Safer with Flexible Constructor Bodies” [IJN] on May 5, 2026JDK 25 Amber Java Language
Episode 51 “Unboxing Java 26 for Developers” [IJN] on March 12, 2026JDK 26