Core libraries – Inside.java

Core Libraries

2025

Java Gets a JSON API - Inside Java Newscast #95 by Nicolai Parlog on July 17, 2025
Marshalling: Data-Oriented Serialization by Viktor Klang on July 8, 2025
Quality Outreach Heads-up - JDK 25: Changes in Some File Operation Behaviors on Windows by David Delabassee on June 16, 2025
Episode 37 “Efficient Initialization Using Stable Values” with Per Minborg by Per-Ake Minborg, Ana-Maria Mihalceanu on June 10, 2025
Towards a JSON API for the JDK by Paul Sandoz on May 20, 2025
Episode 35 “Stream Gatherers” with Viktor Klang by Viktor Klang, Ana-Maria Mihalceanu on May 5, 2025
Sequenced Collections - Deep Dive with the Expert by Stuart Marks on April 12, 2025
Stream Gatherers - Deep Dive with the Expert by Viktor Klang on April 3, 2025
Stable Values in Java 25 - Inside Java Newscast #88 by Denis Makogon on March 27, 2025
Tutorial: Choosing the Right Implementation Between ArrayList and LinkedList by José Paumard, Stuart Marks on March 26, 2025
JEP targeted to JDK 25: 502: Stable Values (Preview) by Per-Ake Minborg, Maurizio Cimadamore on March 25, 2025
Tutorial: The Gatherer API by José Paumard, Viktor Klang on March 11, 2025

2024

JEP targeted to JDK 24: 485: Stream Gatherers by Viktor Klang on October 29, 2024
A Sneak Peek at StableValue and SegmentMapper by Per-Ake Minborg on October 24, 2024
JEP targeted to JDK 24: 484: Class-File API by Brian Goetz on October 22, 2024
Java's Fraught Relationship with Cyclic Object Graphs by Stuart Marks on October 15, 2024
Serialization - A New Hope by Viktor Klang, Brian Goetz on October 13, 2024
Serialization 2.0 with Viktor Klang - Live Q&A at Devoxx BE by Nicolai Parlog, Viktor Klang on October 10, 2024
Future of Collections with Stuart Marks - Live Q&A at Devoxx BE by Nicolai Parlog, Stuart Marks on October 8, 2024
Tutorial: The Reflection API by September 25, 2024
Rethinking Java String Concatenation #JVMLS by Claes Redestad on August 19, 2024
Tutorial: Advanced JShell Usage by Ana-Maria Mihalceanu on August 15, 2024
Tutorial: Common I/O Tasks in Modern Java by Cay Horstmann (guest) on August 2, 2024
JEP targeted to JDK 23: 467: Markdown Documentation Comments by Jonathan Gibbons on May 9, 2024
JavaDoc Hits the Markdown on Comments - Inside Java Newscast #68 by Ana-Maria Mihalceanu on May 1, 2024
JEP 473: Stream Gatherers (Second Preview) by Viktor Klang on April 18, 2024
JEP targeted to JDK 23: 466: Class-File API (Second Preview) by Brian Goetz on March 28, 2024
MethodHandle Primer by Jorn Vernee on March 22, 2024
Does Java 22 Kill Build Tools? - Inside Java Newscast #63 by Nicolai Parlog on February 15, 2024
Quality Outreach Heads-up - Java Array Element Alignment: Weakening of Some Methods Guarantees ? by David Delabassee on February 6, 2024

2023

Deprecated Features in Java 18 thru 21 - Sip of Java by Billy Korando on December 17, 2023
AutoCloseable HttpClient - Sip of Java by Billy Korando on December 10, 2023
JEP targeted to JDK 22: 458: Launch Multi-File Source-Code Programs by Ron Pressler on December 8, 2023
Java 22 Unpacking - Inside Java Newscast #59 by Nicolai Parlog on December 7, 2023
Locale Updates in Java 21 - Sip of Java by Billy Korando on December 4, 2023
JEP targeted to JDK 22: 457: Class-File API (Preview) by Brian Goetz on November 30, 2023
Improved Emoji Support in Java 21 - Sip of Java by Billy Korando on November 20, 2023
Better Java Streams with Gatherers - Inside Java Newscast #57 by Nicolai Parlog on November 2, 2023
New candidate JEP: 461: Stream Gatherers (Preview) by Viktor Klang on October 27, 2023
Java Architects Answer Your Questions by Alan Bateman, Kevin Rushforth, Stuart Marks, Brian Goetz, Nicolai Parlog on October 26, 2023
ArrayList vs. LinkedList - JEP Cafe #20 by José Paumard on October 11, 2023
Teaching Old Streams New Tricks by Viktor Klang on October 11, 2023
New Class-File API will make Java Updates easier - Inside Java Newscast #56 by Nicolai Parlog on October 5, 2023
Sequenced Collections API - Sip of Java by Billy Korando on October 2, 2023
New candidate JEP: 457: Class-File API (Preview) by Brian Goetz on September 28, 2023
My Favorite JDK 21 Feature: Javadoc Search URL by Stuart Marks on September 25, 2023
Java 21 API Changes #RoadTo21 by José Paumard on September 10, 2023
JVMLS - A Classfile API for the JDK by Brian Goetz on August 24, 2023
Quality Outreach Heads-up - JLine is now the Default Console Provider by David Delabassee on July 31, 2023
Gathering the Streams by Viktor Klang on June 29, 2023
Quality Outreach Heads-up - On The Importance of Testing With Early-Access Build by David Delabassee on June 26, 2023
Java 21 New Feature: Sequenced Collections - JEP Cafe #19 by José Paumard on June 19, 2023
Collections Utility Class - Sip of Java by Billy Korando on June 11, 2023
Objects Utility Class - Sip of Java by Billy Korando on May 28, 2023
JavaDoc JDK 20 Updates - Sip of Java by Billy Korando on May 22, 2023
Quality Outreach Heads-up - JDK 21: Sequenced Collections Incompatibilities by Stuart Marks on May 12, 2023
Arrays Utility Class - Sip of Java by Billy Korando on May 1, 2023
Episode 31 “Sequenced Collections” with Stuart Marks by Stuart Marks, Ana-Maria Mihalceanu on April 25, 2023
Java 21's New (Sequenced) Collections - Inside Java Newscast #45 by Nicolai Parlog on March 30, 2023
JEP proposed to target JDK 21: 431: Sequenced Collections by Stuart Marks on March 3, 2023
The Importance of Writing Stuff Down by Stuart Marks on February 23, 2023
Write Efficient Bug-free and Simple Comparators in Java - JEP Café #17 by José Paumard on February 21, 2023
JDK 21 - Performance Improvements Revealed by Per-Ake Minborg on January 26, 2023
Tutorial - The Java I/O API by José Paumard on January 26, 2023

2022

Using the JShell API to implement a Java Source Browser by Sundar Athijegannathan on November 21, 2022
Java Collections Puzzlers by José Paumard & Maurice Naftalin (guest) on October 13, 2022
New candidate JEP: 431: Sequenced Collections by Stuart Marks on October 11, 2022
String Templates, JavaFX 19, Deserialization, and more at JavaOne - Inside Java Newscast #32 by Nicolai Parlog on August 23, 2022
Internationalization in Java - Sip of Java by Billy Korando on August 17, 2022
Sequenced Collections, Purity, and more at JavaOne - Inside Java Newscast #31 by Nicolai Parlog on August 11, 2022
JShell the Java REPL - Sip of Java by Billy Korando on July 4, 2022
The new HTTP Client API - Sip of Java by Billy Korando on June 27, 2022
Testing Clean Cleaner Cleanup by Roger Riggs on May 27, 2022
Replacing Finalizers with Cleaners by Roger Riggs on May 25, 2022
Scripting with Java - Sip of Java by Billy Korando on May 23, 2022
Why Write an Empty finalize() Method? by Stuart Marks on April 28, 2022
JavaDoc Updates - Sip of Java by Billy Korando on April 14, 2022
JavaDoc Code Snippet API - Sip of Java by Billy Korando on April 4, 2022
Episode 22 “JEP 408 - Simple Web Server” by Julia Boes, David Delabassee on March 4, 2022
Quality Outreach Heads-up - JDK 18: JEP 421 by David Delabassee on January 31, 2022
Where to use Optional - Inside Java Newscast #19 by Nicolai Parlog on January 27, 2022
Episode 21 “JEP 421 and Finalization Deprecation” by Brent Christian, David Delabassee on January 12, 2022

2021

Quality Outreach Heads-up - JDK 18: JEP 400 by David Delabassee on December 10, 2021
JEP proposed to target JDK 18: 421: Deprecate Finalization for Removal by Brent Christian on November 30, 2021
Quality Outreach Heads-up - JDK 18: JEP 416 by David Delabassee on November 29, 2021
Factory Methods for Collections - JEP Café #6 by José Paumard on November 18, 2021
What Happens to Finalization in JDK 18? - Inside Java Newscast by Nicolai Parlog on November 11, 2021
Why is the `finalize()` method deprecated? by Stuart Marks on November 3, 2021
New candidate JEP: 421: Deprecate Finalization for Removal by Brent Christian, Stuart Marks on November 1, 2021
Record Serialization - Sip of Java by Billy Korando on October 21, 2021
JEP proposed to target JDK 18: 416: Reimplement Core Reflection with Method Handles by Mandy Chung on October 19, 2021
Serialization Filters - Sip of Java by Billy Korando on October 14, 2021
JEP proposed to target JDK 18: 408: Simple Web Server by Julia Boes on October 7, 2021
JEP 400 and the Default Charset by Naoto Sato on October 4, 2021
Episode 20 “Java 17 is Here! Part 2” by Brian Goetz, Stuart Marks, Chad Arimura on September 27, 2021
Floating-Point Arithmetic : What Every Java Programmer Should Know! by Joe Darcy on September 22, 2021
New candidate JEP: 418: Internet-Address Resolution SPI by Mark Reinhold on September 4, 2021
New candidate JEP: 416: Reimplement Core Reflection with Method Handles by Mark Reinhold on August 5, 2021
JEP proposed to target JDK 18: 400: UTF-8 by Default by Alan Bateman on August 3, 2021
JEP proposed to target JDK 17: 415: Context-Specific Deserialization Filters by Mark Reinhold on June 1, 2021
JEP proposed to target JDK 17: 306: Restore Always-Strict Floating-Point Semantics by Mark Reinhold on May 21, 2021
New candidate JEP: 415: Context-Specific Deserialization Filters by Mark Reinhold on May 6, 2021
ReversibleCollection proposal by Stuart Marks on April 16, 2021
New candidate JEP: 408: Simple Web Server by Mark Reinhold on March 29, 2021
New candidate JEP: 407: Remove RMI Activation by Mark Reinhold on March 26, 2021
New candidate JEP: 400: UTF-8 by Default by Mark Reinhold on March 11, 2021
JEP proposed to target JDK 17: 356: Enhanced Pseudo-Random Number Generators by Mark Reinhold on January 29, 2021

2020

RFE: Add Stream.toList() method by Stuart Marks on November 3, 2020
JEP proposed to target JDK 16: 380: Unix-Domain Socket Channels by Mark Reinhold on October 20, 2020
Incompatibilities with JDK 15 CharSequence.isEmpty by Stuart Marks on September 22, 2020
Collections Refueled by Stuart Marks on September 17, 2020
Scanner is a Weird but Useful Beast by Stuart Marks on April 14, 2020

2019

Collections Corner Cases by Stuart Marks on September 18, 2019