Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Immutability in Java

Avatar for Piotr Kafel Piotr Kafel
March 19, 2013
Programming
0
73

Immutability in Java

Avatar for Piotr Kafel

Piotr Kafel

March 19, 2013
Tweet

More Decks by Piotr Kafel

See All by Piotr Kafel
Reactive - land of confusion
Avatar for Piotr Kafel pkafel
0
560
Apache Kafka - short introduction
Avatar for Piotr Kafel pkafel
0
130
RxJava in Microservices World
Avatar for Piotr Kafel pkafel
1
1.2k
Whats new in Java 8
Avatar for Piotr Kafel pkafel
0
120

Other Decks in Programming

See All in Programming
LLM Observabilityによる 対話型音声AIアプリケーションの安定運用
Avatar for Hiroyuki Moriya gekko0114
2
410
0→1 フロントエンド開発 Tips🚀 #レバテックMeetup
Avatar for 弁護士ドットコム bengo4com
0
540
16年目のピクシブ百科事典を支える最新の技術基盤 / The Modern Tech Stack Powering Pixiv Encyclopedia in its 16th Year
Avatar for ahu ahuglajbclajep
5
970
Denoのセキュリティに関する仕組みの紹介 (toranoana.deno #23)
Avatar for uki00a uki00a
0
280
CSC307 Lecture 04
Avatar for Javier Gonzalez-Sanchez javiergs
PRO
0
650
OCaml 5でモダンな並列プログラミングを Enjoyしよう!
Avatar for Haochen Kotoi-Xie haochenx
0
110
React 19でつくる「気持ちいいUI」- 楽観的UIのすすめ
Avatar for Hiroshi Morishige himorishige
11
5.9k
フロントエンド開発の勘所 -複数事業を経験して見えた判断軸の違い-
Avatar for Yoichiro Kubo heimusu
7
2.7k
CSC307 Lecture 03
Avatar for Javier Gonzalez-Sanchez javiergs
PRO
1
490
2026年 エンジニアリング自己学習法
Avatar for yumechi(Motoki Hirao) yumechi
0
120
ZJIT: The Ruby 4 JIT Compiler / Ruby Release 30th Anniversary Party
Avatar for Takashi Kokubun k0kubun
1
390
AIエージェント、”どう作るか”で差は出るか？ / AI Agents: Does the "How" Make a Difference?
Avatar for r-kagaya rkaga
4
2k

Featured

See All Featured
Leveraging Curiosity to Care for An Aging Population
Avatar for Cassini Nazir cassininazir
1
150
Designing for Timeless Needs
Avatar for Cassini Nazir cassininazir
0
120
The Illustrated Children's Guide to Kubernetes
Avatar for Chris Short chrisshort
51
51k
Docker and Python
Avatar for Tania Allard trallard
47
3.7k
The Success of Rails: Ensuring Growth for the Next 100 Years
Avatar for Eileen M. Uchitelle eileencodes
47
7.9k
<Decoding/> the Language of Devs - We Love SEO 2024
Avatar for Nikki Halliwell nikkihalliwell
1
120
More Than Pixels: Becoming A User Experience Designer
Avatar for Michelle Schulp Hunt marktimemedia
3
310
Money Talks: Using Revenue to Get Sh*t Done
Avatar for Nikki Halliwell nikkihalliwell
0
150
Dominate Local Search Results - an insider guide to GBP, reviews, and Local SEO
Avatar for Greg Gifford greggifford
PRO
0
55
個人開発の失敗を避けるイケてる考え方 / tips for indie hackers
Avatar for panda_program panda_program
122
21k
sira's awesome portfolio website redesign presentation
Avatar for ElsiraPls elsirapls
0
140
brightonSEO & MeasureFest 2025 - Christian Goodrich - Winning strategies for Black Friday CRO & PPC
Avatar for Christian Goodrich cargoodrich
3
93

Transcript

  1. Immutability in Java by Piotr Kafel (@PiotrKafel)

  2. What does it mean that object is immutable ? Collections.unmodifiableCollection()

    ? Do we have some examples in JDK ?

  3. Why should I care ?

  4. How to ensure immutability ?

  5. None
  6. None

  7. But what to do in such a case ?

  8. "More computing sins are committed in the name of efficiency

    (without necessarily achieving it) than for any other single reason — including blind stupidity." W.A. Wulf

  9. Thank you !