現代に求められるJavaコミュニティとは / What should be the Java Community of Today?

JJUG CCC 2019 Spring 基調講演
#JJUG #JJUG_CCC #ccc_e1

Transcript

1. ݱ୅ʹٻΊΒΕΔ+BWBίϛϡχςΟͱ͸

   ʙ++6(جௐߨԋ
   DDD@F
   ೔ຊ+BWBϢʔβάϧʔϓϦʔμʔ

   "DSPRVFTU5FDIOPMPHZ$P -5%
   &WFSGPSUI$P -5%

   ୩ຊ৺ !DFSP@U
   
   

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2. ࣗݾ঺հ
   w ୩ຊ৺ 4IJO5BOJNPUP
   
   w ࣾͰಇ͘ΤϯδχΞʢओʹΞʔΩςΫτʣ
   w "DSPRVFTU5FDIOPMPHZגࣜձࣾ
   w גࣜձࣾ&WFSGPSUI
   w +BWB$IBNQJPO
   w 0SBDMF(SPVOECSFBLFS"NCBTTBEPS
   w 5XJUUFS!DFSP@U
   w 'BDFCPPLTIJOUBOJNPUP
   

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3. ͖͞΄Ͳ

   ++6(Ϧʔμʔʹ

   ͳΓ·ͨ͠
   

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4. ͜Ε͔Β++6(ΛͲ͏͢Δͷ͔ʁ
   

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5. ΞδΣϯμ
   ͜Ε͔Β++6(Ͱ΍Γ͍ͨ͜ͱ
   ͳͥ++6(ͱ$$$ͷ૊৫Λ෼͚ͨͷ͔

   

   ʢҎ߱ɺεϥΠυඇެ։ʣ
   ͍·ͷ೔ຊ΍*5ۀքͷঢ়گΛݟͭΊ௚͢
   ࠓޙͷίϛϡχςΟͷ͋ΓํΛߟ͑Δ
   ΈΜͳͷՁ஋؍Λଚॏ͢Δ
   

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6. ͜Ε͔Β++6(Ͱ

   ΍Γ͍ͨ͜ͱ
   

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7. ᶃ +BWBͷϦϦʔε΁ͷ௥ै
   ᶄ ւ֎ͷ+6(ͱͷ࿈ܞ
   ᶅ ஍ํ+BWBίϛϡχςΟͱͷ࿈ܞ
   ᶆ ॳ৺ऀ޲͚ίϯςϯπͷॆ࣮
   

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8. ᶃ+BWBͷϦϦʔε΁ͷ௥ै
   w എܠ
   w ൒೥͝ͱͷϦϦʔεαΠΫϧ

   ʢֶͿεϐʔυ͕ૣ͘ͳΔʣ
   w ϥΠηϯεϞσϧͷมߋ

   ʢͦΕʹ൐͏ࠞཚʣ
   

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9. ᶃ+BWBͷϦϦʔε΁ͷ௥ै
   w ࠓޙ΍Δ͜ͱ
   w ษڧձͰΞοϓσʔτ಺༰ͷڞ༗
   w άουϓϥΫςΟεͷڞ༗
   

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10. ᶄւ֎+6(ͱͷ࿈ܞ
    w എܠ
    w ৽͍ٕ͠ज़͸ւͷ޲͜͏͔Β΍ͬͯ͘Δ
    w ৽͍ٕ͠ज़ͷ৘ใΛಘΔબ୒ࢶΛ૿΍͢
    

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11. ᶄւ֎+6(ͱͷ࿈ܞ
    w ʢ༨ஊʣ
    w ৽͍͠৘ใΛಘΔ

    બ୒ࢶΛ૿΍͢ʢதʙ্ڃऀ޲͚ʣ
    w ࢖͍ࠐΜͩ৘ใΛڞ༗͢Δ

    બ୒ࢶΛݮΒ͢ʢॳʙதڃऀ޲͚ʣ
    

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12. ᶄւ֎+6(ͱͷ࿈ܞ
    w ૒ํ޲ͷ࿈ܞ
    w ւ֎ˠ೔ຊ
    w ৽͍͠৘ใΛಘΔ
    w ೔ຊˠւ֎
    w ೔ຊͷ։ൃݱ৔Ͱഓͬͨ஌ݟ΍޻෉ͳͲͷԠ༻ࣄྫ͸ɺ

    े෼ʹւ֎ʹग़͢Ձ஋͕͋Δ
    

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13. ͦ͜ʹཱͪ͸͔ͩΔɺӳޠͷน
    

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14. ᶄւ֎+6(ͱͷ࿈ܞ
    w ӳޠͷนΛ৐Γӽ͑Ζʂ
    w ʮӳޠ͕େࣄʯͬͯԯճ͘Γ͔͑͠ݴ͏ΑΓ

    ւ֎ΧϯϑΝϨϯεʹࢀՃ͢Δํ͕खͬऔΓૣ͍
    w ʮւ֎ΧϯϑΝϨϯεʹߦ͚ʯͬͯ

    ԯճ͘Γ͔͑͠ݴ͏ΑΓ

    ӳޠηογϣϯΛ૿΍͢΄͏͕खͬऔΓૣ͍
    

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15. ᶄւ֎+6(ͱͷ࿈ܞ
    w $$$ͷӳޠηογϣϯ਺ʢ˞௨༁ͳ͠ʣ
    w ळ
    w य़
    w ळ ΞϯΧϯϑΝϨϯε
    
    w य़ ϋϯζΦϯ
    
    

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16. ᶄւ֎+6(ͱͷ࿈ܞ
    w ࠓޙ΍Γ͍ͨ͜ͱ
    w ++6($$$ͷӳޠηογϣϯΛܧଓվળ
    w +0OTFO΍όΠΫπΞʔͷܧଓ
    w ւ֎ͷ+BWBΤϯδχΞ͕೔ຊʹཱྀߦ͢Δࡍɺ

    ཱྀߦઌͷίϛϡχςΟΠϕϯτʹࢀՃͯ͠΋Β͏
    w ೔ຊͷ+BWBΤϯδχΞ͕ւ֎Πϕϯτʹ

    ࢀՃొஃ͢ΔͷΛαϙʔτ͍ͨ͠ʢʂʣ
    

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17. ৘ใΛಘΔ͜ͱൃ৴͢Δ͜ͱ

    ͍ͣΕʹ͓͍ͯ΋

    ࣗ෼ͨͪͷ΍ΓํΛʮ٬؍తʯʹ

    ݟͭΊΔػձͱͳΔ
    

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18. ᶅ஍ํ+BWBίϛϡχςΟͱͷ࿈ܞ
    w എܠ
    w ஍ํͷ+BWBίϛϡχςΟ͕ొஃऀΛݺͿࡍͷ

    ౉ߤඅ॓ധඅαϙʔτΛଓ͚͍ͯΔ
    w ͲΕ͚ͩ໾ཱ͍ͬͯΔ͔෼͔Βͳ͍
    w ͦ΋ͦ΋஍ํͰԿʹࠔ͍ͬͯΔ͔Λ஌Βͳ͍
    

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19. ᶅ஍ํ+BWBίϛϡχςΟͱͷ࿈ܞ
    w ࠓޙ΍Γ͍ͨ͜ͱ
    w ֤஍ͷ+BWBίϛϡχςΟͱͷ

    ఆظతͳΦϯϥΠϯձٞ
    w ίϛϡχςΟӡӦͷͨΊͷϦιʔεࢧԉ
    

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20. ᶆॳ৺ऀ޲͚ίϯςϯπͷॆ࣮
    w എܠ
    w ++6($$$ͷ$BMMGPS1BQFSTʹ͸

    Ϩϕϧͷߴ͍Ԡื͕਺ଟ͘དྷΔ
    w ॳ৺ऀʹ͸೉͍͠ηογϣϯ͕΄ͱΜͲ
    w ++6(φΠτηϛφʔ΋ॳ৺ऀ޲͚͸

    ೥ʹʙճ͔͠Ͱ͖͍ͯͳ͍
    

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21. ᶆॳ৺ऀ޲͚ίϯςϯπͷॆ࣮
    w ͦ͏ͳΔഎܠ
    w ਓ͸جຊతʹʮࣗ෼ֶ͕Μͩ͜ͱʯ΍

    ʮࣗ෼๊͕͍͑ͯͨ՝୊ʯΛத৺ʹ࿩͢
    w ొஃ͢ΔΤϯδχΞ͸Ϩϕϧ͕ߴ͍

    ֶΜͩ͜ͱ΍ɺ՝୊ͷϨϕϧ͕ߴ͍
    w ॳ৺ऀ޲͚ͷηογϣϯ͸

    ͦΕͱ͸ผͰ४උ͠ͳͯ͘͸ͳΒͳ͍
    

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22. ʢืूʣ

    ॳ৺ऀ޲͚ͷ࿩Λ͍ͨ͠ਓ͸

    ʮͦΕ͚ͩͰوॏʯͳͷͰ

    ͥͻφΠτηϛφʔͰͷొஃ΍

    $BMMGPS1BQFSTఏग़Λ

    ͍ͯͩ͘͠͞ʂ
    

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23. ᶆॳ৺ऀ޲͚ίϯςϯπͷॆ࣮
    w ࠓޙ΍Γ͍ͨ͜ͱ
    w ॳ৺ऀ޲͚ηογϣϯ΍ϋϯζΦϯͷॆ࣮
    w اۀͱ૊Ήʁ
    w ॳ৺ऀ޲͚ߨशΛߦ͏ΤϯδχΞʹରͯ͠

    ΠϯηϯςΟϒΛઃ͚Δʁ
    

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24. ͱɺ΍Γ͍ͨ͜ͱ͸༷ʑ͋Γ·͕͢
    

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25. ӡӦͷख͕଍Γͳ͍ʂ
    

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26. ͳͥ++6(ͱ$$$ͷ

    ૊৫Λ෼͚ͨͷ͔ʁ
    

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27. γϯϓϧͳཧ༝ɿ
    ӡӦͷϦιʔεෆ଍
    

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28. Ϧιʔεෆ଍Ͱʁ
    ૊৫Λ෼͚Δʁ
    അࣛͳͷʁࢮ͵ͷʁ
    

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29. ͍··Ͱଧͬͨࡦ
    $$$ϘϥϯςΟΞͷืू
    Πϕϯτελοϑͷืू
    

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30. ݁Ռ
    ΠϕϯτӡӦ͕େ෯ʹָʹͳͬͨ

    ʢװࣄ͕ർฐ͠ͳ͘ͳͬͨʣ
    

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31. ࣍ͷ՝୊
    ++6(װࣄͷෆ଍
    

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32. ++6(͸ϘϥϯςΟΞͷװࣄ͕

    ࢓ࣄͷ߹ؒʹӡӦΛ͍ͯ͠Δ
    ϘϥϯςΟΞͳͷͰ

    ੵۃతͳਓ΄Ͳෛՙ͕ूத͢Δ

    ʢ๩͍͠ਓ͕શ෦΍Δʣ
    

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33. ফۃతʹͳͬͯΔ࣌ͷ๻

    ʮ͋Ε΍Γ͍ͨɻ͜Ε΍Γ͍ͨʯ
    ੵۃతʹͳͬͯΔ࣌ͷ๻

    ʮφΠτηϛφʔͱ$$$ͷ४උͰ

    ๩ͯͦ͘͠ΕͲ͜Ζ͡Όͳ͍ʯ
    

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34. ʮ΍Γ͍ͨ͜ͱʯͱ

    ʮ΍Δ΂͖͜ͱʯͷ

    όϥϯε
    

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35. װࣄձͰͷ࿩୊͸͍͍͕ͩͨ

    ʮ࣍ͷʯ++6($$$ͷ࿩
    དྷ݄ɺ݄ͷװࣄձ͔Β

    ++6($$$'BMMͷ

    ४උ͕࢝·Δ
    

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36. ʮ$$$͕ෛ୲ͳΒ

    $$$Λ೥ճʹ͢Ε͹

    ͍͍͡Όͳ͍ʁʯ
    

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37. ൒೥ʹճ͔ͩΒͦ͜

    ӡӦεΩϧΛܧଓͰ͖Δ

    ʢ೥ճʹ͢Δͱɺ๨ΕΔʣ
    

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38. ʮ$$$͕ෛ୲ͳΒ

    ֎෦ʹҕୗ͢Ε͹

    ͍͍͡Όͳ͍ʁʯ
    

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39. ͍·ͷ༧ࢉͰ͸গ͠ݫ͍͠ɻ
    

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40. ʮ༧ࢉ͕଍Γͳ͍ͳΒ

    $$$Λ༗ঈԽ͢Ε͹

    ͍͍͡Όͳ͍ʁʯ
    

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41. ༗ঈΠϕϯτΛߦ͏͜ͱʹΑΔ

    װࣄ΁ͷϓϨογϟʔ૿
    

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42. ീํ࠹͕Γ͡ΌΜʂ
    

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43. ʮ$$$͕ෛ୲Ͱ͋Ε͹

    $$$ͱ++6(Λ੾Γ཭ͤ͹

    ͦΕͧΕਐΉͷͰ͸ʁʯ
    

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44. ͦ͏΍ͬͯɺࢼߦࡨޡΛ͠ͳ͕Β

    ΍Γ͍ͨ͜ͱΛ

    Ͱ͖ΔΑ͏ʹ͢ΔͨΊʹ

    ૊৫Λ࡞͍͖ͬͯ·͢ʂ
    

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45. Ҏ্ʂ
    ʢҎ߱͸εϥΠυඇެ։ʣ
    

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