Amber – Inside.java

Project Amber

2025

JEP targeted to JDK 25: 507: Primitive Types in Patterns, instanceof, and switch (3rd Preview) by Angelos Bimpoudis on June 17, 2025
Key Java Language Updates From 2020 to 2025 by Gavin Bierman on June 6, 2025
Pattern Matching in Java: Better Code, Better APIs by Dan Smith on May 24, 2025
JEP targeted to JDK 25: 513: Flexible Constructor Bodies by Gavin Bierman & Archie Cobbs (guest) on May 19, 2025
JEP targeted to JDK 25: 512: Compact Source Files and Instance Main Methods by Ron Pressler, Jim Laskey, Gavin Bierman on May 6, 2025
JEP targeted to JDK 25: 511: Module Import Declarations by Jim Laskey, Gavin Bierman on May 2, 2025
Finalizing the Java On-ramp - Inside Java Newscast #90 by Billy Korando on April 24, 2025
Where Is the Java Language Going? by Brian Goetz on April 20, 2025
Java Language Evolution in 2025 - Inside Java Newscast #84 by Nicolai Parlog on January 30, 2025

2024

JEP targeted to JDK 24: 495: Simple Source Files and Instance Main Methods (4th Preview) by Ron Pressler, Jim Laskey, Gavin Bierman on November 18, 2024
JEP targeted to JDK 24: 494: Module Import Declarations (2nd Preview) by Jim Laskey, Gavin Bierman on November 18, 2024
Pattern Matching in Java - Past, Present, Future by Angelos Bimpoudis on November 11, 2024
JEP targeted to JDK 24: 488: Primitive Types in Patterns, instanceof, and switch (Second Preview) by Angelos Bimpoudis on November 7, 2024
Java Language Futures - Fall 2024 Edition by Gavin Bierman on October 30, 2024
Build a Cloud Compute Instance with Java Concepts by Ana-Maria Mihalceanu on July 16, 2024
Java Language Futures - Spring 2024 Edition by Gavin Bierman on July 1, 2024
Why Update Data-Oriented Programming to Version 1.1? by Nicolai Parlog on June 26, 2024
What Happened to String Templates? Inside Java Newscast #71 by Nicolai Parlog on June 20, 2024
When to use Data-Oriented Programming v1.1 by Nicolai Parlog on June 10, 2024
Separate Operations From Data - Data-Oriented Programming v1.1 by Nicolai Parlog on June 5, 2024
Make Illegal States Unrepresentable - Data-Oriented Programming v1.1 by Nicolai Parlog on June 3, 2024
JEP targeted to JDK 23: 482: Flexible Constructor Bodies (Second Preview) by Gavin Bierman & Archie Cobbs (guest) on May 31, 2024
Model Data, the Whole Data, and Nothing but the Data - Data-Oriented Programming v1.1 by Nicolai Parlog on May 29, 2024
JEP targeted to JDK 23: 477: Implicitly Declared Classes and Instance Main Methods (Third Preview) by Ron Pressler, Jim Laskey, Gavin Bierman on May 28, 2024
Model Data Immutably and Transparently - Data-Oriented Programming v1.1 by Nicolai Parlog on May 27, 2024
Data-Oriented Programming in Java - Version 1.1 by Nicolai Parlog on May 23, 2024
Module Imports in Java 23 - Inside Java Newscast #69 by Nicolai Parlog on May 16, 2024
JEP targeted to JDK 23: 476: Module Import Declarations (Preview) by Gavin Bierman on May 6, 2024
Java 21 and Beyond: A Roadmap of Innovations by Ana-Maria Mihalceanu on April 28, 2024
Java Withers - Inside Java Newscast #67 by Nicolai Parlog on April 18, 2024
Java 23: Restoring the Balance with Primitive Patterns - Inside Java Newscast #66 by Nicolai Parlog on April 4, 2024
JDK 22 in Two Minutes! - Sip of Java by Billy Korando on March 21, 2024
Java Language Update - Early 2024 Edition by Viktor Klang on February 18, 2024
Data-Oriented Programming in Java 21 by Nicolai Parlog on February 12, 2024
Java 22 Previews Statements Before super(...) and this(...) - Inside Java Newscast #62 by Nicolai Parlog on February 1, 2024
JEP 455: Primitive Types in Patterns, instanceof, and switch (Preview) by Angelos Bimpoudis on January 24, 2024
Java's Plans for 2024 - Inside Java Newscast #61 by Nicolai Parlog on January 18, 2024
Stepping in 2024 with Powerful Java Language Features by Ana-Maria Mihalceanu on January 16, 2024

2023

Uniform handling of failure in switch by Brian Goetz on December 15, 2023
Java 22 Unpacking - Inside Java Newscast #59 by Nicolai Parlog on December 7, 2023
JEP targeted to JDK 22: 463: Implicitly Declared Classes and Instance Main Methods (Second Preview) by Ron Pressler, Jim Laskey on November 29, 2023
JEP targeted to JDK 22: 447: Statements before super(...) (Preview) by Gavin Bierman & Archie Cobbs (guest) on November 23, 2023
JEP targeted to JDK 22: 456: Unnamed Variables & Patterns by Angelos Bimpoudis on November 22, 2023
JEP targeted to JDK 22: 459: String Templates (Second Preview) by Jim Laskey on November 18, 2023
Pattern Matching for switch - Sip of Java by Billy Korando on November 13, 2023
Record Patterns in Java 21 - Sip of Java by Billy Korando on November 6, 2023
Solving the Countdown problem with Java 21's Language Features by Sundar Athijegannathan on November 3, 2023
Brian Goetz Answers Your Java Questions by Brian Goetz, Nicolai Parlog on October 20, 2023
Java 21 is an explosive release! 💣💥 by Nicolai Parlog on October 3, 2023
New candidate JEP: 456: Unnamed Variables and Patterns by Angelos Bimpoudis on September 27, 2023
New candidate JEP: 455: Primitive types in Patterns, instanceof, and switch (Preview) by Angelos Bimpoudis on September 26, 2023
Java 21 Brings Full Pattern Matching #RoadTo21 by Nicolai Parlog on September 17, 2023
Java Records are "Trusted" and Consequently Faster by Per-Ake Minborg on September 15, 2023
All That is in Java 21?! - Inside Java Newscast #50 by Nicolai Parlog on June 8, 2023
Patterns: Exhaustiveness, Unconditionality, and Remainder by Brian Goetz, Gavin Bierman on May 26, 2023
Script Java Easily in 21 and Beyond - Inside Java Newscast #49 by Nicolai Parlog on May 25, 2023
JEP proposed to target JDK 21: 443: Unnamed Patterns and Variables (Preview) by Angelos Bimpoudis on May 9, 2023
JEP proposed to target JDK 21: 445: Unnamed Classes and Instance Main Methods (Preview) by Jim Laskey on May 6, 2023
JEP proposed to target JDK 21: 441: Pattern Matching for switch by Gavin Bierman on May 5, 2023
JEP proposed to target JDK 21: 440: Record Patterns by Gavin Bierman on May 5, 2023
The SolutionFactory To Java's Problems - Keynote by Ana-Maria Mihalceanu, Nicolai Parlog on April 28, 2023
Interpolating Strings Like a King in Java 21 - Inside Java Newscast #47 by Ana-Maria Mihalceanu on April 27, 2023
JDK 20 Release! - Sip of Java by Billy Korando on April 22, 2023
Getting Rid Of Unused Variables (Finally) - Inside Java Newscast #46 by Nicolai Parlog on April 13, 2023
Java Language Futures, Spring 2023 Edition by Stuart Marks on April 6, 2023
Java Next - From Amber to Loom, from Panama by Nicolai Parlog on April 2, 2023
Data-Oriented Programming in Java by Gavin Bierman on March 9, 2023
Deconstruction Patterns by Brian Goetz on March 6, 2023
JEP proposed to target JDK 21: 430: String Templates (Preview) by Jim Laskey on March 3, 2023
Java's Plans for 2023 - Inside Java Newscast #40 by Nicolai Parlog on January 19, 2023

2022

Episode 28 “Java Language - State of the Union” by Gavin Bierman, David Delabassee on December 23, 2022
Tutorial - Using Pattern Matching by José Paumard on December 22, 2022
Java 17 to 20 Pattern Matching full tutorial with Records, Instanceof and Switch - JEP Café #14 by José Paumard on November 8, 2022
Inside Java | JavaOne 2022 Technical Keynote by Chad Arimura on October 24, 2022
New candidate JEP: 433: Pattern Matching for switch (4th Preview) by Gavin Bierman on October 19, 2022
New candidate JEP: 432: Record Patterns (2nd Preview) by Gavin Bierman on October 19, 2022
Clean Code with Records, Sealed Classes and Pattern Matching by José Paumard on October 17, 2022
Starting (With) Java, Made Simple - Inside Java Newscast #35 by Nicolai Parlog on October 6, 2022
Paving the on-ramp by Brian Goetz on September 29, 2022
Java To The Future by Billy Korando on September 14, 2022
Java 19 in Action - Inside Java Newscast #33 by Nicolai Parlog on September 8, 2022
String Templates, JavaFX 19, Deserialization, and more at JavaOne - Inside Java Newscast #32 by Nicolai Parlog on August 23, 2022
Sequenced Collections, Purity, and more at JavaOne - Inside Java Newscast #31 by Nicolai Parlog on August 11, 2022
Java Q&A - Inside Java Newscast #30 by Nicolai Parlog, Billy Korando on July 28, 2022
How Amber is Driving Java’s Evolution by Billy Korando on July 21, 2022
Clean Application Development with Records, Sealed Classes and Pattern Matching by José Paumard on July 19, 2022
How many subclasses can be declared for a sealed class? by Brian Goetz on July 18, 2022
Data-Oriented Programming - Inside Java Newscast #29 by Nicolai Parlog on July 14, 2022
Local Variable Type Inference FAQ by July 11, 2022
Data-Oriented Programming in Java by Brian Goetz on June 20, 2022
Java 19 - The Best Java Release? - Inside Java Newscast #27 by Nicolai Parlog on June 16, 2022
Deconstructing Records in Pattern Matching - Inside Java Newscast #26 by Nicolai Parlog on June 2, 2022
News Grab Bag: Loom Virtual Threads, Lilliput, Pattern Matching, … - Inside Java Newscast #25 by Nicolai Parlog on May 20, 2022
JEP proposed to target JDK 19: Record Patterns (Preview) by Gavin Bierman on May 13, 2022
Java Next - From Amber to Loom, from Panama to Valhalla by Nicolai Parlog on May 9, 2022
WHEN and NULL In Pattern Matching - Inside Java Newscast #24 by Nicolai Parlog on May 5, 2022
New candidate JEP: 427: Pattern Matching for switch (Third Preview) by Gavin Bierman on April 26, 2022
Java Language Futures: Spring 2022 Edition by Gavin Bierman on April 19, 2022
The Elegance of Pattern Matching in Modern Java by Gavin Bierman & Venkat Subramaniam (guest) on July 25, 2025
Leverage Java 17 New Features to Create Your Wordle Checker - JEP Café #10 by José Paumard on February 22, 2022
Refactoring Java 8 code with Java 17 new features - JEP Café #9 by José Paumard on February 1, 2022
Java's Plans for 2022 - Inside Java Newscast #18 by Nicolai Parlog on January 13, 2022
Java 17 Deep Dive by José Paumard on January 11, 2022
Records Patterns, Performance and Serialization - JEP Café #8 by José Paumard on January 6, 2022

2021

11 Great Java Tricks From Dev.java by Nicolai Parlog on December 25, 2021
Records, Sealed Classes and Pattern Matching by José Paumard on November 19, 2021
JEP proposed to target JDK 18: 420: Pattern Matching for switch (Second Preview) by Gavin Bierman on November 16, 2021
Text Blocks - JEP Café #5 by José Paumard on October 21, 2021
Gavin Bierman explains Pattern Matching for switch, a Java 17 preview feature by Gavin Bierman on October 1, 2021
Making Use of Sealed Classes in Java by Gavin Bierman & Dr. Venkat Subramaniam (guest) on July 25, 2025
Episode 20 “Java 17 is Here! Part 2” by Brian Goetz, Stuart Marks, Chad Arimura on September 27, 2021
Pattern Matching in Java 17 and Beyond by Nicolai Parlog on September 24, 2021
Java Language Futures: Late 2021 Edition by Gavin Bierman on September 21, 2021
Switch Expressions - JEP Café #3 by José Paumard on August 19, 2021
AMA About the Java Language by Brian Goetz, Nicolai Parlog on August 2, 2021
Minor improvement to anonymous classes by Brian Goetz on August 1, 2021
Sealed Classes - JEP Café #2 by José Paumard on July 22, 2021
Episode 17 “Pattern Matching for switch” with Gavin Bierman by Gavin Bierman, David Delabassee on June 13, 2021
Inside Java Newscast #5 by Nicolai Parlog, José Paumard on May 27, 2021
JEP proposed to target JDK 17: 406: Pattern Matching for switch (Preview) by Mark Reinhold on May 19, 2021
Rehabilitating switch -- a scorecard by Brian Goetz on May 17, 2021
Inside Java Newscast #4 by Nicolai Parlog on May 11, 2021
Why Java's Records Are Better* Than Lombok's @Data and Kotlin's Data Classes by Nicolai Parlog on May 6, 2021
Switch labels (null again), some tweaking by Brian Goetz on April 23, 2021
Inside Java Newscast #3 by Nicolai Parlog on April 22, 2021
How Java Records Can Improve Serialization by Julia Boes, Chris Hegarty on April 13, 2021
Inside Java Newscast #2 by Nicolai Parlog on April 8, 2021
Java Language Futures: Spring 2021 by Gavin Bierman on April 8, 2021
New candidate JEP: 409: Sealed Classes by Mark Reinhold on April 7, 2021
Record Serialization in Practice by Julia Boes, Chris Hegarty on April 6, 2021
New candidate JEP: 406: Pattern Matching for switch (Preview) by Mark Reinhold on March 26, 2021
New candidate JEP: 405: Record Patterns & Array Patterns (Preview) by Mark Reinhold on March 26, 2021
Looking ahead: pattern assignment by Brian Goetz on March 23, 2021
Simpler Serialization with Records by Julia Boes, Chris Hegarty on March 12, 2021
Episode 14 “Records Serialization” with Julia Boes and Chris Hegarty by Julia Boes, Chris Hegarty, David Delabassee on March 8, 2021
Guards by Brian Goetz on March 5, 2021
Primitive type patterns and conversions by Brian Goetz on March 1, 2021
OracleDevLive Preview | Gavin Bierman on Java Language Futures by Gavin Bierman, James Grisanzio on February 24, 2021
When Records Met Serialization: A Happy Tale by Julia Boes, Chris Hegarty on February 23, 2021
Java Feature Spotlight: Pattern Matching by Brian Goetz on January 22, 2021
Pattern features for next iteration by Brian Goetz on January 19, 2021
[pattern-switch] Guards by Brian Goetz on January 8, 2021
Pattern Matching in the Java Object Model by Brian Goetz, Gavin Bierman on January 6, 2021
Array patterns (and varargs patterns) by Brian Goetz on January 5, 2021

2020

Specs update by Gavin Bierman on December 22, 2020
JEP proposed to target JDK 16: 397: Sealed Classes (Second Preview) by Mark Reinhold on November 24, 2020
The Record Attribute - What does it mean to be a record at runtime? by Chris Hegarty on November 5, 2020
New candidate JEP: 397: Sealed Classes (Second Preview) by Mark Reinhold on October 29, 2020
JEP proposed to target JDK 16: 394: Pattern Matching for instanceof by Mark Reinhold on October 27, 2020
JEP proposed to target JDK 16: 395: Records by Mark Reinhold on October 20, 2020
Relaxed assignment conversions for sealed types by Brian Goetz on October 9, 2020
New candidate JEP: 395: Records by Gavin Bierman on October 9, 2020
New candidate JEP: 394: Pattern Matching for instanceof by Gavin Bierman on October 6, 2020
Episode 4 “Record Classes” with Gavin Bierman by Gavin Bierman, David Delabassee on October 5, 2020
Java Language Futures - Mid 2020 Edition by Gavin Bierman on September 17, 2020
'Type patterns in switch' document updated by Brian Goetz on September 8, 2020
Finalizing in JDK 16 - Pattern matching for instanceof by Brian Goetz on August 26, 2020
A peek at the roadmap for pattern matching and more by Brian Goetz on August 12, 2020
Programmer's Guide To Text Blocks by Jim Laskey, Stuart Marks on August 5, 2020
Finalizing in JDK 16 - Records by Gavin Bierman on July 27, 2020
Finalizing in JDK 16 - Pattern matching for instanceof by Gavin Bierman on July 27, 2020
Record Serialization by Chris Hegarty, Alex Buckley on July 20, 2020
Next up for patterns: type patterns in switch by Brian Goetz on June 24, 2020
Java Feature Spotlight: Sealed Classes by Brian Goetz on June 17, 2020
JEP 360: Sealed Classes (Preview) - targeted to JDK 15 by Mark Reinhold on May 21, 2020
Class & Interface Terminology by Dan Smith on May 7, 2020
Java Feature Spotlight: Text Blocks by Brian Goetz on May 1, 2020
Lombok getter/setter vs. Records by Brian Goetz on April 20, 2020
Amber is moving to Git, GitHub and Skara by Vicente Romero, on April 13, 2020
Java Languages Features for Improved Productivity by Stuart Marks on April 1, 2020
Evolving Java: Project Amber by Vicente Romero on February 20, 2020
Java Feature Spotlight: Records by Brian Goetz on February 4, 2020
Towards cleaner nesting by Brian Goetz on January 7, 2020

2019

Java Language Futures - Late 2019 Edition by Brian Goetz on November 9, 2019
Java Feature Spotlight: Local Variable Type Inference by Brian Goetz on November 1, 2019
Java Language Futures - 2019 Edition by Brian Goetz on September 18, 2019
Local Variable Type Inference FAQ by Brian Goetz, Stuart Marks on August 30, 2019
Towards Better Serialization by Brian Goetz on June 11, 2019
Data Classes and Sealed Types for Java by Brian Goetz on February 28, 2019

2018

InfoQ Podcast with Brian Goetz by Brian Goetz on December 23, 2018
JEP proposed to drop from JDK 12: 326: Raw String Literals (Preview) by Brian Goetz on December 11, 2018
Pattern Matching for Java by Gavin Bierman, Brian Goetz on September 7, 2018
Local Variable Type Inference: Style Guidelines by Stuart Marks on March 22, 2018

2017

Small Language Changes in JDK 9 by Joe Darcy on September 26, 2017
Adventures in Pattern Matching by Brian Goetz on August 2, 2017
Constants in Amber by Paul Sandoz, Vicente Romero on July 31, 2017
enhanced enums - end of the road? by Maurizio Cimadamore on May 23, 2017
Extending switch for Pattern Matching by Gavin Bierman, Brian Goetz on April 1, 2017

2014

Java Past, Present, and Future by Brian Goetz on December 20, 2014