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1 9 9 5
1 9 9 5 - 2 0 1 5
H O W D I D J AVA
S U R V I V E ?
D O T- C O M B U B B L E
M O B I L E P H O N E S
M U LT I - C O R E R E V O L U T I O N
...
E V O LV E D
• Open Source
• Backwards Compat
• Polyglot
• Concurrency
• Portability
E M B R A C E D C H A N G E !
J AVA
R E N A I S S A N C E
N E T F L I X
T W I T T E R
G O O G L E
J O E K U T N E R
@ C O D E F I N G E R
H E R O K U
1 9 9 5
S U N M I C R O S Y S T E M S
1 9 9 5
N E T S C A P E
A P P L E T S !
S E R V E R - S I D E J AVA
J D K 1 . 2
• Just-In-Time Compiler
• Reflection
• Collections
• Database libraries
• Swing
• Java Micro Edition
1 9 9 8
D O T- C O M B U B B L E
S U N M I C R O S Y S T E M S
$ 2 5 0 / S H A R E
$ 1 0 / S H A R E
J C P
J A VA C O M M U N I T Y P R O C E S S
J AVA
S P E C I F I C AT I O N
R E Q U E S T ( J S R )
• IPv6
• Regex
• Assertions
• Logging API
• New I/O
2 0 0 4
M O O R E ’ S L A W: C L O C K R A T E C U R V E S F L A T T E N O U T
2 0 0 4
C A N C E L E D I T S N E X T- G E N C H I P T O F O C U S O N D U A L - C O R E
J D K 1 . 5
• Concurrency
• Generics
• Other stuff
C O M P E T I T I O N
B E N C H M A R K S
P E R F O R M A N C E
• Concurrent Garbage
Collection
• Non-Uniform Memory
Access
• Large Page Support
• Heap Compaction
B A D AT $ $ $
S U N M I C R O S Y S T E M S
P O L I T I C S
A PA C H E H A R M O N Y
2 0 0 6
J D K 6 : L A S T R E L E A S E F O R 5 Y E A R S
P O LY G L O T
Scala
Clojure
2 0 0 7 - 2 0 0 9
S T I L L B A D A T M A K I N G M O N E Y
O P E N J D K
G N U G P L L I C E N S E
2 0 0 9
N O T H I N G F O R A W H I L E
J D K 7
• Project Coin
• Meh
• InvokeDynamic
2 0 1 1
B I G D ATA
P R O G R E S S
J D K 8
• PermGen Removal
• Security
• Lambdas
• Streams
• Compact Profiles
2 0 1 4
http://spectrum.ieee.org/computing/software/top-10-programming-languages
N A S A
http://jaxenter.com/developing-nasas-mission-software-with-java-108114.html
B L U - R AY
http://news.cnet.com/Java-to-appear-in-next-gen-DVD-players/2100-1046_3-5766409.html
I N D U S T R I A L R O B O T S
http://www.oracle.com/us/solutions/internetofthings/java-iot-industrial-automation-2430562...
N E T F L I X
2 Billion Content Requests Per Day
57.4 Million Subscribers
33% of North American downstream traffic
http://...
T W I T T E R
1.6 billion search queries per day
302 million active users
340 million tweets per day
http://www.benzinga.c...
J D K 9
• Project Jigsaw
2 0 1 6
J AVA
R E N A I S S A N C E
C L O U D
I O T
M O B I L E
B I G D A TA
J O E K U T N E R
@ C O D E F I N G E R
H E R O K U
Java 20
Java 20
Java 20
Java 20
Java 20
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Java 20

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Java 20 Years

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Java 20

  1. 1. 1 9 9 5
  2. 2. 1 9 9 5 - 2 0 1 5
  3. 3. H O W D I D J AVA S U R V I V E ? D O T- C O M B U B B L E M O B I L E P H O N E S M U LT I - C O R E R E V O L U T I O N T H E C L O U D B I G D A TA
  4. 4. E V O LV E D • Open Source • Backwards Compat • Polyglot • Concurrency • Portability E M B R A C E D C H A N G E !
  5. 5. J AVA R E N A I S S A N C E N E T F L I X T W I T T E R G O O G L E
  6. 6. J O E K U T N E R @ C O D E F I N G E R H E R O K U
  7. 7. 1 9 9 5 S U N M I C R O S Y S T E M S
  8. 8. 1 9 9 5 N E T S C A P E
  9. 9. A P P L E T S !
  10. 10. S E R V E R - S I D E J AVA
  11. 11. J D K 1 . 2 • Just-In-Time Compiler • Reflection • Collections • Database libraries • Swing • Java Micro Edition 1 9 9 8
  12. 12. D O T- C O M B U B B L E
  13. 13. S U N M I C R O S Y S T E M S $ 2 5 0 / S H A R E $ 1 0 / S H A R E
  14. 14. J C P J A VA C O M M U N I T Y P R O C E S S
  15. 15. J AVA S P E C I F I C AT I O N R E Q U E S T ( J S R ) • IPv6 • Regex • Assertions • Logging API • New I/O
  16. 16. 2 0 0 4 M O O R E ’ S L A W: C L O C K R A T E C U R V E S F L A T T E N O U T
  17. 17. 2 0 0 4 C A N C E L E D I T S N E X T- G E N C H I P T O F O C U S O N D U A L - C O R E
  18. 18. J D K 1 . 5 • Concurrency • Generics • Other stuff
  19. 19. C O M P E T I T I O N
  20. 20. B E N C H M A R K S
  21. 21. P E R F O R M A N C E • Concurrent Garbage Collection • Non-Uniform Memory Access • Large Page Support • Heap Compaction
  22. 22. B A D AT $ $ $ S U N M I C R O S Y S T E M S
  23. 23. P O L I T I C S A PA C H E H A R M O N Y
  24. 24. 2 0 0 6 J D K 6 : L A S T R E L E A S E F O R 5 Y E A R S
  25. 25. P O LY G L O T Scala Clojure
  26. 26. 2 0 0 7 - 2 0 0 9 S T I L L B A D A T M A K I N G M O N E Y
  27. 27. O P E N J D K G N U G P L L I C E N S E
  28. 28. 2 0 0 9
  29. 29. N O T H I N G F O R A W H I L E
  30. 30. J D K 7 • Project Coin • Meh • InvokeDynamic 2 0 1 1
  31. 31. B I G D ATA P R O G R E S S
  32. 32. J D K 8 • PermGen Removal • Security • Lambdas • Streams • Compact Profiles 2 0 1 4
  33. 33. http://spectrum.ieee.org/computing/software/top-10-programming-languages
  34. 34. N A S A http://jaxenter.com/developing-nasas-mission-software-with-java-108114.html
  35. 35. B L U - R AY http://news.cnet.com/Java-to-appear-in-next-gen-DVD-players/2100-1046_3-5766409.html
  36. 36. I N D U S T R I A L R O B O T S http://www.oracle.com/us/solutions/internetofthings/java-iot-industrial-automation-2430562.pdf
  37. 37. N E T F L I X 2 Billion Content Requests Per Day 57.4 Million Subscribers 33% of North American downstream traffic http://www.oraclejavamagazine-digital.com/javamagazine_twitter/20150304#pg22 Scala
  38. 38. T W I T T E R 1.6 billion search queries per day 302 million active users 340 million tweets per day http://www.benzinga.com/news/earnings/15/04/5452400/twitter-mau-were-302m-for-q1-up-18-yoy Scala
  39. 39. J D K 9 • Project Jigsaw 2 0 1 6
  40. 40. J AVA R E N A I S S A N C E C L O U D I O T M O B I L E B I G D A TA
  41. 41. J O E K U T N E R @ C O D E F I N G E R H E R O K U

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