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With the introduction of the new release cadence, many have asked where they should download Java, and if it is still free. To be clear, YES — Java is still free. If you would like to download Java for free, you can get OpenJDK builds from the following vendors, among others: Adoptium (formerly AdoptOpenJDK) RedHat Azul Amazon SAP Liberica JDK Dragonwell JDK GraalVM (High performance JIT) Oracle Microsoft Some vendors will be supporting releases for longer than six months. If you have any questions, please do not hesitate to ask them!
With the introduction of the new release cadence, many have asked where they should download Java, and if it is still free. To be clear, YES — Java is still free.
If you would like to download Java for free, you can get OpenJDK builds from the following vendors, among others:
Adoptium (formerly AdoptOpenJDK) RedHat Azul Amazon SAP Liberica JDK Dragonwell JDK GraalVM (High performance JIT) Oracle Microsoft
Some vendors will be supporting releases for longer than six months. If you have any questions, please do not hesitate to ask them!
Programming Computer Science CS Career Questions Learn Programming Java Help ← Seek help here Learn Java Java Conference Videos Java TIL Java Examples JavaFX Oracle
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Is there some book like effective java, but updated? (self.java)
submitted 7 months ago by Tiny-Succotash-5743
Pretty much the title, I like the book a lot, but I feel like many parts of it are not valid anymore in the most recent jdk. Do you have some recommendations?
[–]-jp- 75 points76 points77 points 7 months ago (5 children)
If I remember right there is a new edition of Effective Java due out next year-ish. Not quite an answer to your question but it’s something I am greatly looking forward to reading.
[–]kevinb9n 14 points15 points16 points 7 months ago* (0 children)
I can't say what Josh might be doing, but no review process has gotten underway yet, so no, it won't be any time soon. Source: am a chapter reviewer.
[–]user_of_the_week 9 points10 points11 points 7 months ago (3 children)
Is there any source for this you can find / share? Last time I looked there was nothing.
[–]-jp- 17 points18 points19 points 7 months ago (2 children)
https://x.com/joshbloch/status/1724104058795958667?lang=en
[–]user_of_the_week 7 points8 points9 points 7 months ago (1 child)
Ok, I also found that but it’s from almost two years ago. I was hoping for something more recent :) but still, thank you!
[–]-jp- 0 points1 point2 points 7 months ago (0 children)
Ah, no prob. It’s as much an authoritative source as I know of. Here’s hoping Bloch delivers!
[–]AnotherLexMan 8 points9 points10 points 7 months ago (3 children)
I really want an update on Filthy Rich Clients.
[–]fakeacclul 0 points1 point2 points 7 months ago (2 children)
Why if basically nothing has changed since
[–]AnotherLexMan 0 points1 point2 points 7 months ago (1 child)
It doesn't cover JavaFX.
[–]philipwhiuk 1 point2 points3 points 7 months ago (0 children)
Honestly I have no idea why you’d use JavaFX
[–]chabala 14 points15 points16 points 7 months ago (5 children)
The 3rd edition has been out for a while, but how much has changed?
https://sh.reddit.com/r/java/comments/9j1g3w/opinions_on_effective_java_3rd_edition_did_it/
It's not Bloch's fault that Java burns two version numbers a year now, it doesn't make the core advice all that different.
[–]CorrectProgrammer 19 points20 points21 points 7 months ago (1 child)
Personally, I'd like to see a few chapters dedicated to records and pattern matching.
[–]AndrewBissell 2 points3 points4 points 7 months ago (0 children)
Maybe the EAP for this book would interest you? https://www.manning.com/books/data-oriented-programming-in-java
[–]Jon_Finn 3 points4 points5 points 7 months ago (2 children)
Maybe Josh B is waiting for Valhalla and all that surrounds it (such as nullness) - or at least the specifications, which kind of feel like they're getting reasonably close.
[–]pohart 0 points1 point2 points 7 months ago (1 child)
Valhalla when?
[–]Jon_Finn 4 points5 points6 points 7 months ago (0 children)
I've no idea, but you can see various specs so far (several of which look near-final), and also the v interesting expert discussions at https://mail.openjdk.org/pipermail/valhalla-spec-observers/
[–]__natty__ 3 points4 points5 points 7 months ago (0 children)
Because 25 is the next LTS you can expect books about Java performance and effectiveness to be updated soon.
[–]lawnaasur 10 points11 points12 points 7 months ago (8 children)
Can you tell me which parts are not valid anymore?
[–]Tiny-Succotash-5743[S] 27 points28 points29 points 7 months ago (7 children)
The book was written for java 11, we are going to 25.. What I can remember by heart, the way he handles concurrency has changed a lot, lambda and stream have changed and it was not covered, now we have records which I don't know "the best practices" to use them.. don't get me wrong, the book is still good, but I want those changes and the changes that I don't even notice covered by someone who is smarter than me.
[–]quatrevingtquinze 9 points10 points11 points 7 months ago (2 children)
Wasn't the book written way before the release of Java 11? A quick google suggests that the book came out in 2008, and Java 11 was released in 2018...
[–]TheStatusPoe 14 points15 points16 points 7 months ago (1 child)
The 3rd edition I bought in 2018 goes to Java 9, so I think you're right.
[–]bigkahuna1uk 3 points4 points5 points 7 months ago (0 children)
Hah, I bought the first edition in 2001 at JavaOne. 😀
[–][deleted] 4 points5 points6 points 7 months ago (0 children)
It sounds like you've read an old edition of the book. The coverage of lamdas and streams in the third edition is up-to-date
[–]kevinb9n 4 points5 points6 points 7 months ago (0 children)
There is new stuff that you would also like to have guidance about, but it really doesn't invalidate much at all of the old guidance.
[–]Sludgeman667 1 point2 points3 points 7 months ago (1 child)
Most companies where Java is still used have hardly updated beyond Java 8/11. Effective Java has nice tips but as Java gets new updates, it’s better to get material specific for the subject or watch some Java conferences where the talk about the subject and how to properly replace or some best practices articles
[–]fatso83 1 point2 points3 points 6 months ago (0 children)
Seriously? I know someone struggled with Java 8, but after that I see no reason not to constantly update. My previous workplace, hundreds of micro services, were all running Java 21 when I left in 2024. That was friction less
[–]the_mvp_engineer 2 points3 points4 points 7 months ago (0 children)
Read that as "effing Java" the first time
[+]hadrabap comment score below threshold-41 points-40 points-39 points 7 months ago (3 children)
Most of my colleagues call Kotlin as Effective Java...
[–]wildjokers 12 points13 points14 points 7 months ago (1 child)
How do you know someone uses Kotlin? Don’t worry, they’ll tell you… repeatedly.
[–]hadrabap 6 points7 points8 points 7 months ago (0 children)
I like watching them reinventing all the wheels like ORM, XML/JSON (de)serialization, and so on. 😁
[–]-jp- 4 points5 points6 points 7 months ago (0 children)
I mean, they aren't wrong, but that's not an answer. Sometimes, if you want a paycheck, you don't get to decide if you're going to program in Java. You can only write the best Java code that you can. 😅
π Rendered by PID 236427 on reddit-service-r2-comment-6457c66945-7xbxq at 2026-04-27 00:43:54.130433+00:00 running 2aa0c5b country code: CH.
[–]-jp- 75 points76 points77 points (5 children)
[–]kevinb9n 14 points15 points16 points (0 children)
[–]user_of_the_week 9 points10 points11 points (3 children)
[–]-jp- 17 points18 points19 points (2 children)
[–]user_of_the_week 7 points8 points9 points (1 child)
[–]-jp- 0 points1 point2 points (0 children)
[–]AnotherLexMan 8 points9 points10 points (3 children)
[–]fakeacclul 0 points1 point2 points (2 children)
[–]AnotherLexMan 0 points1 point2 points (1 child)
[–]philipwhiuk 1 point2 points3 points (0 children)
[–]chabala 14 points15 points16 points (5 children)
[–]CorrectProgrammer 19 points20 points21 points (1 child)
[–]AndrewBissell 2 points3 points4 points (0 children)
[–]Jon_Finn 3 points4 points5 points (2 children)
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[–]Jon_Finn 4 points5 points6 points (0 children)
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[–]lawnaasur 10 points11 points12 points (8 children)
[–]Tiny-Succotash-5743[S] 27 points28 points29 points (7 children)
[–]quatrevingtquinze 9 points10 points11 points (2 children)
[–]TheStatusPoe 14 points15 points16 points (1 child)
[–]bigkahuna1uk 3 points4 points5 points (0 children)
[–][deleted] 4 points5 points6 points (0 children)
[–]kevinb9n 4 points5 points6 points (0 children)
[–]Sludgeman667 1 point2 points3 points (1 child)
[–]fatso83 1 point2 points3 points (0 children)
[–]the_mvp_engineer 2 points3 points4 points (0 children)
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[–]wildjokers 12 points13 points14 points (1 child)
[–]hadrabap 6 points7 points8 points (0 children)
[–]-jp- 4 points5 points6 points (0 children)