Go-To-Java9

Java9以降に移行する計画書

Transcript

1. Java8͔ΒҠߦ͢Δͧܭը (ະߘ)
   JJUG Lightning Talk
   Cybozu @yokotaso
   

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2. Ҡߦܭը @ Cybozu
   ποίϛ͓଴ͪͯ͠·͢
   

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3. (ͬ͘͟Γ)ར༻ϥΠϒϥϦ
   • Framework
   • Spring Framework / AspectJ / Lombok / Lucene
   • JUnit / jmockito / mockito
   • Build
   • gradle / maven
   • spotless(formatter) / google closure compiler(JS compile)
   • Java8
   

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4. +BWB
   +BWB -54
   
   +BWB
   αϙʔτɾϩʔυϚοϓΛ͓͞Β͍
   2018/03 2018/09
   +BWB
   http://www.oracle.com/technetwork/jp/java/eol-135779.html
   

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5. ࣄલௐࠪͰΘ͔ͬͨ໰୊
   • lombokͷdelombok͕ಈ͍ͯͳ͍
   • AspectJ͕Java9ରԠ൛͸BetaͷΈ
   • ίϯύΠϧɾςετʹࣦഊ͢Δίʔυ͕͋Δ
   • gradle / lombokͰಈ͔ͳ͍όʔδϣϯͷ૊Έ߹Θ͕ͤ

   ͋Δ
   • Ϗϧυπʔϧ΋Ξοϓσʔτ͕ඞཁ
   

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6. ࣾ಺ࣄ৘Λ؆୯ʹ
   • େ͖ͳϦϦʔε͸ ೥4ճ / ࣍͸ 11݄
   • Πϯϑϥͷϝϯςφϯε͸ ݄1ճ
   • ҆ఆՔಇ େࣄʹ
   

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7. ϏοΫόϯɾΞοϓσʔτ
   

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8. μϝͰ͢
   

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9. +BWB
   +BWB
   +BWB -54
   
   +BWB
   Ҡߦܭը εςοϓ1
   2018/03 2018/09
   

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10. Ҡߦܭը εςοϓ1
    • JDK9ͰίϯύΠϧɾςετ͕௨Βͳ͍ίʔυΛमਖ਼
    • —add-modulesΦϓγϣϯͷ४උ
    • JDK9Ͱಈ͘ϥΠϒϥϦʹΞοϓσʔτ͢Δ
    • ӡ༻؀ڥ͸JRE8Ͱಈ࡞
    • ։ൃ͸JDK9 / release=1.8 ͰϏϧυ
    

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11. +BWB
    +BWB
    +BWB -54
    
    +BWB
    Ҡߦܭը εςοϓ2
    2018/03 2018/09
    

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12. Ҡߦܭը εςοϓ2
    • ӡ༻؀ڥΛJava18.3ʹΞοϓσʔτ
    • —add-modulesͷΦϓγϣϯΛ෇͚ͯىಈ
    • Ϗϧυ͢Δίʔυ͸release=1.8
    • ໰୊͕͋Ε͹JRE8Ͱಈ͔͢
    • GCͳͲύϥϝʔλͷνϡʔχϯάͳͲ΋ௐࠪ
    

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13. +BWB
    +BWB
    +BWB -54
    
    +BWB
    Ҡߦܭը εςοϓ3
    2018/03 2018/09
    

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14. Ҡߦܭը εςοϓ3
    • Ϗϧυ͢Δίʔυ͸release=1.9~
    • શવμϝͳ৔߹͸ɺOS͕ύοέʔδ؅ཧ

    ͍ͯ͠ΔJDK8Λར༻͢Δ
    • ubuntu16.04ͩͱ2021೥·Ͱαϙʔτ
    • ࠷৽ͷJava͕࢖͑ͳͯ͘ऐ͍͠
    

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15. ݒ೦
    • 3rd partyϥΠϒϥϦͷαϙʔτ͸Ͳ͏ͳΔͷʁ
    • ηΩϡϦςΟύον͸ɺͲ͏ͳΔʁ
    • JavaͷΞοϓσʔτͰखҰഋʹͳΒͳ͍ʁ
    • OS σΟετϦϏϡʔγϣϯͷύοέʔδ؅ཧͲ͏ͳΔʁ
    • αϙʔτʹؔͯ͠͸৘ใ͕ࡨ૰͍ͯ͠Δ
    

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16. Step1ରԠதͰ͢
    Thank you.
    

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17. ஌ݟ͓࣋ͪͷํ

    ͝ڭत͍ͩ͘͞

    ؾܰʹ࿩͔͚ͯ͠Ͷ
    

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