Conteúdo das palestras [Java Moderno](https://app.4.events/palestrante-link-2683-c18443), do palco Comunidades: Join Community, na Campus Party Goiás de 2023. E [Java Moderno](https://www.joincommunity.com.br/#collapseThree4104gt), na 10ª Edição do Join Community, de 2023.

1. M O D E R N O
JAVA
Rafael "Bleidi" Souza
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2. 3
4
6
8
13
15
17
20
Agenda
Agenda
Apresentação
Conceitos-chave
Modelo de Lançamento
Java: Do 8 ao 11
Java: Do 11 ao 14
Java: Do 14 ao 17
Java: Do 17 ao 21
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21 Considerações Finais

3. JUGleader [GOJava]
Arquiteto II [Betha Sistemas]
Tech Recruiter
Mentor
SCJP | OCA | CSM
Rafael "Bleidi" Souza
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4. Java User Group (2001)
JCP Member (2018)
JetBrains Community (2016)
Join Community (2013)
GOJava
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5. Retrocompatibilidade <JRE>
mac, *nix, windows, embedded, IoT,
smart cards ...
Orientada a Objetos
Funcional
Reativo
Científico/Lógico (Fortress, Flix..)
ML (Yeti, Weka...)
MULTIPARADIGMA PORTÁVEL COMPATIBILIDADE
bytecode
máquina virtual (JVM/JRE)
"write once, run everywhere"
CARACTERÍSTICAS
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6. Techies
Netflix (11~14.9% tráfego)
Uber
PayPal
Airbnb
Spotify
Palatforma
Hadoop / Kafka
Kafka
#3 TIOBE
#5 StackOverflow (Professional)
#3 Learning
#2 Código Fonte TV [2023]
#1 <média salarial>
#1 Mobile (67,72%)
#2 Games (95Mi)
POPULARIDADE COMUNIDADE RELEVÂNCIA
JUG
Vendors
Oracle, RedHat, Amazon,
Azul Systems, Alibaba....
JCP (JSR)
JEP
MicroProfile
Jakarta ( ̶J̶a̶v̶a̶ ̶E̶E̶)
ECOSSISTEMA
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7. 9 - 17
Releases
baseado em datas fixas
Novo modelo de lançamento
LTS + FEATURE RELEASE
Versões a cada seis meses (MAR
e SET) e LTS a cada 3 anos
(09.2018 + 3x)
> 17
LTS
A cada dois anos (09.2021 + 2x)
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9. Java 11
25/09/2018
Python
20/02/1991
Java 17
14/09/2021
Java SE 8
18/03/2014
Java SE 6
11/12/2006
JDK 1.0
23/01/1996
J2SE 5.0
30/09/2004
J2SE 1.2
08/12/1998
JDK 1.1
19/02/1997
Javascript
04/12/1995
Ruby
21/12/1995
JDK 1.0
23/01/1996
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11. Evoluções
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12. Java 8 - 11 JSR 376: Java Platform Module
System
JEP 304: Garbage-Collector Interface
JEP 286: Local-Variable Type
Inference
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13. Java 8 - 11
cgroups constraints
JEP 321: HTTP Client (Standard)
JEP 330: Launch Single-File Source-
Code Programs
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14. Java 11 - 14 JEP 325/354/361: Switch
Expressions
JEP 355/368: Text Blocks (Preview)
JEP 359: Records (Preview)
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15. Java 11 - 14
JEP 358: Helpful
NullPointerExceptions
JEP 305: Pattern Matching for
instanceof (Preview)
JEP 189: Shenandoah (experimental)
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16. Java 14 - 17 JEP 360/397/409: Sealed Classes
JEP 378/397: Text Blocks
JEP 379: Shenandoah
JEP 377: ZGC
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17. Java 14 - 17
JEP 372: Remove the Nashorn
JavaScript Engine
JEP 373: Reimplement the Legacy
DatagramSocket API
JEP 369: Migrate to GitHub
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18. Java 14 - 17 JEP 356: Enhanced Pseudo-Random
Number Generators
JEP 392: Packaging Tool
JEP 403: Strongly Encapsulate JDK
Internals
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19. Java 17 - 21
JEP 408: Simple Web Server
JEP 425/436/444: Virtual Threads
JEP 420/427/441: Switch Pattern
Mataching
JEP 405/432/440: Record Patterns
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20. Virtual Threads
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21. Obrigado
goiasjava@gmail.com
linkedin.com/in/rafaelbleidi/
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