札束でGradleのケツを叩く

by Ryo Sakaguchi

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ࡳଋͰGradleͷ έπΛୟ͍ͯΈͨ 2016/11/09 ୈ1ճελʔτΞοϓAndroidษڧձ @wakwak3125 from Lang-8, Inc

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Ԛ͍λΠτϧͰ͢Έ·ͤΜ

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About me. • ࡔޱ ྒ(͔͙ͪ͞Γΐ͏) • Ո۩԰ -> SIer -> AndroidΞϓϦΤϯδχΞ • Θ͘Θ͘͞Μͬͯݺ͹Εͯ·͢ • ܲ೑ͱϏʔϧ͕޷͖Ͱ͢ • ࠓ೔ͷओ࠵ऀΛ͍͍͓ͤͯͨͩͯ͞Γ·͢

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HiNative? • ޠֶ/จԽͷQ&AαʔϏε • ࣭໰͢ΔͱͦͷݴޠͷωΠςΟϰε ϐʔΧʔ͕౴͑ͯ͘Ε·͢ɻ • ΋ͪΖΜແྉͰ͢

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Example • ฼ޠ͕ӳޠͰ೔ຊޠΛษڧ͍ͯ͠Δ Ϣʔβʔͷํ͕ɺʮ͜ͷ೔ຊޠͰࣗ વ͔ͳʁʯͱ͍͏༷ͳײ͡Ͱ࣭໰͠ ͍ͯ·͢ɻ • ͜Ε͸౤ථܗࣜͰճ౴͕Ͱ͖ΔͷͰ ൃԻνΣοΫͳͲʹ΋ศརͰ͢ɻ

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Ͱ͸ຊ୊΁…

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Android͸Ϗϧυ͕஗͍ͱݴΘΕ·͢ΑͶ

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࠷ۙiOS͔ΒAndroidʹҠͬͨ ࢲͷ༑ਓ͸ࣄ͋Δ͝ͱʹ

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ʮ΋ͬͱૣ͘Ͱ͖Μͷʁʯ

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ͱɺฉ͍ͯ͘Δ࢝຤Ͱ͢ɻ

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ͱ͍͏ࣄͰɺϏϧυ࣌ؒΛߴ଎Խ͢Δ Α͋͘ΔྫΛ·ͱΊͯΈ·ͨ͠ɻ

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͔͜͜Β͸ࢲͷݸਓͷ؀ڥͷ͓࿩Ͱ͢ ྃ͝ঝ͍ͩ͘͞

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Ofﬂine workʹ͢Δ

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gradle.propertiesΛฤू͢Δ • org.gradle.daemon=true • σʔϞϯϓϩηεΛ࢖͍·͢ • org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dﬁle.encoding=UTF-8 • JVMͷҾ਺ʹϝϞϦΛͲΕ͘Β͍·ͰׂΓ౰ͯΔ͔Λ͜͜Ͱࢦఆ͢Δ • org.gradle.parallell=true • ฒྻϞʔυΛ༗ޮԽ • org.gradle.conﬁgureondemand=true • େ͖ͳϓϩδΣΫτͳͲͰ༗ޮͳ༷Ͱ͢ɻ gradle.properties 1/3

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Kotlinͷํ͸௥ՃͰ… • kotlin.incremantal=true • KotlinͰ΋IncrementalϏϧυ͕༗ޮʹͳΓ·͢ɻ gradle.properties 2/3

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AndroidStudio2.2Ͱ͸ • android.enableBuildCache=true • ϏϧυΩϟογϡ͕༗ޮԽ͞ΕΔ༷Ͱ͢ɻ • ͦ͜·ͰͷޮՌ͸ͳ͍༷Ͱ͕͢ɺ΍ΕΔ͜ͱ͸΍͍ͬͯ ͖·͠ΐ͏తͳײ͡Ͱ͢ɻ gradle.properties 3/3

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build.gradleΛฤू͢Δ android { … dexOptions { javaMaxHeapSize “2g” preDexLibraries true } productFlavors { lollipop { // multidex؀ڥͰ͸͔ͳΓૣ͘ͳΓ·͢ɻ minSdkVersion 21 } } }

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ͱɺΑ͋͘Δ΍ͭΛ· ͱΊͯΈ·ͨ͠ɻ

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Ͱ͸Ϗϧυͯ͠Έ·͠ΐ͏ɻ

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ϓϩδΣΫτ͸͜Μͳײ͡Ͱ͢ • Gradle 3.1 • Android Studio 2.2 • Kotlin1.0.4

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Ϛγϯ͸ͪ͜Β • MacBook Pro 13 Early 2015 • Core i5 • RAM 8GB • SSD 256GB

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લड़ͷઃఆΛԿ΋͠ͳ͍৔ ߹ͷ݁Ռ͸ͪ͜Β 1. 4 mins 32.036 secs 2. 3 mins 3.593 secs 3. 3 mins 13.68 secs 4. 2 mins 59.793 secs 5. 2 mins 49.458 secs

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݁Ռ͸ͪ͜Β 1. 3 mins 39.298 secs 2. 1 mins 36.881 secs 3. 1 mins 33.334 secs 4. 1 mins 38.63 secs 5. 1 mins 36.758 secs

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ૣ͘ɺɺɺͳΓ·ͨ͠Ͷʁ

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͋͘·Ͱ΋૬ରతʹૣ͘ͳͬͨ ͷͰ͋Γɺීஈ͔Β͜Ε͸΍ͬ ͺΓগ͠ਏ͍Ͱ͢Ͷʁ

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ಥવͰ͕͢͜͜Ͱฐࣾͷ ٻਓ৘ใΛݟͯΈ·͠ΐ͏

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ڧͦ͏ͳ֎ࠃਓͷํ͕͍ࣸͬͯ·͢Ͷɻ ΋͏গ͠ݟͯΈ·͠ΐ͏ɻ

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࡞ۀޮ཰ͷ্͕Δ΋ͷʹ͸Ͱ͖Δ͚ͩ౤ࢿ Λߦͳ͍ͬͯΔΑ͏Ͱ͢Ͷɻ

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ͱ͍͏͜ͱͰ

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͜ΜͳϚγϯΛ༻ҙͯ͠΋Β͍·ͨ͠ɻ ձࣾෛ୲࠷ߴο • iMac 5K Late2015 • Core i7(4GHz) • RAM 64GB • SSD 512GB

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build.gradleΛฤू͢Δ android { … dexOptions { javaMaxHeapSize “32g” preDexLibraries true } productFlavors { lollipop { // multidex؀ڥͰ͸͔ͳΓૣ͘ͳΓ·͢ɻ minSdkVersion 21 } } }

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લड़ͷઃఆΛԿ΋͠ͳ͍৔ ߹ͷ݁Ռ͸ͪ͜Β 1. 1 mins 7.58 secs 2. 2 mins 51.058 secs 3. 1 mins 19.977 secs 4. 1 mins 5.356 secs 5. 37.249 secs

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݁Ռ͸ͪ͜Β 1. 1 mins 10.933 secs 2. 20.561 secs 3. 19.172 secs 4. 20.31 secs 5. 18.745 secs