20220210-kotlin-serverside-meetup

by diostray

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ʘ ੵۃ࠾༻த ʗ lLPUMJOYLPWFSz࢖ͬͯΈͨ 4FSWFS4JEF,PUMJONFFUVQWPM ೥݄೔ !EJPTUSBZ

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ࣗݾ঺հখࠤ໺ ༸ 04"/0 )JSPTIJ n 'VMM4UBDL&OHJOFFS ࣗশ u "OESPJEΞϓϦ ˠ8FCϑϩϯτ ˠόοΫΤϯυͷςοΫϦʔυ u ΠϯϑϥߏஙʙόοΫΤϯυʙ8FCϑϩϯτ ϞόΠϧΞϓϦ ·Ͱ͍͍ͩͨͳΜͰ΋Ͱ͖Δ u ιϑτ΢ΣΞΤϯδχΞҰے೥Ћ n ௕͍͜ͱ΍͖ͬͯͨͷ͸ +BWB+BWB4DSJQU u ,PUMJO͸͍͍ͧ େ੠ u "OESPJE+FUQBDL΋͍͍ͧ u 5ZQF4DSJQU ΋͍͍ͧ u $͸͍͍ͧ খ੠

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ձࣾ঺հKVTU*O$BTF 5FDIOPMPHJFT 5FDI4UBDLT 8FCGSPOUFOE .PCJMFBQQT #BDLFOE n 3FBDU n 5ZQF4DSJQU n 7FSDFM /FYUKT *OGSBTUSVDUVSF n ,PUMJO +FUQBDL n 4XJGU n 'JSFCBTF n ,PUMJO n LUPS FYQPTFE n 4QSJOH'SBNFXPSL n 1ZUIPO n "84 n &$4 GBSHBUF n $%, n %BUBEPH n .BDLFSFM ॿ͚ΒΕɺॿ͚ΔتͼΛɺ͢΂ͯͷਓ΁ɻ

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3 ςετίʔυͷΧόϨοδϨϙʔτɺऔͬͯ·͔͢ʁ

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,PUMJOͱͳΔͱɺେମ +B$P$P Ұ୒ n $PEF$PW ͱ͔ͷϨϙʔςΟϯάαʔϏε πʔϧ͸େମ +B$P$P ޓ׵ΛᨳͬͯΔ n +B$P$P º (SBEMFͷϚϧνϓϩδΣΫτͷରԠ͕ྑ͘ͳ͍ ݸਓͷײ૝ u ϓϩδΣΫτ͝ͱʹϨϙʔτ͕ੜ੒͞ΕΔͷͰɺ·ͱΊΔεΫϦϓτ͕ඞཁ u γϯάϧϓϩδΣΫτͩͱͦΜͳʹͭΒ͘ͳ͍͕ɺϚϧνϓϩδΣΫτʹͳ్ͬͨ୺ʹ͠ΜͲ͘ͳΔ n .BWFO ,PUMJOͳΒ ΤΫεςϯγϣϯ΋͋Δ͠ (SBEMFҰ୒Ͱ͠ΐ n 0QFO$MPWFS ஌Βͳ͍ࢠͰ͢Ͷʜ

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ͭΒ͍

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͓΍ʜʁ IUUQTLPUMJOMBOHPSHEPDTXIBUTOFXIUNMLPWFSBDPEFDPWFSBHFUPPMGPSLPUMJO IUUQTHJUIVCDPN,PUMJOLPUMJOYLPWFS

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7 ͱ͍͏Θ͚Ͱ࢖ͬͯΈͨ

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CVJMEHSBEMFLUT ϓϥάΠϯઃఆ LPUMJOYLPWFS ϓϥάΠϯΛಋೖ ࠷৽͸ lz

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CVJMEHSBEMFLUT ϓϩδΣΫτશମͷઃఆ LPWFS ͷઃఆ ͲͷΧόϨοδπʔϧΛ࢖͏͔ ΧόϨοδπʔϧͷόʔδϣϯ আ֎͢ΔϓϩδΣΫτ໊ͱ͔ Ϩϙʔτͷઃఆ ϓϩδΣΫτશମͷอଘ৔ॴ )5.-9.- ྆ํͷઃఆ͕͋Δ

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CVJMEHSBEMFLUT αϒϓϩδΣΫτͷઃఆ lUFTUzίϚϯυͷޙଓͱ࣮ͯ͠ߦ͢Δ CJOBSZ3FQPSU'JMF ͸ +B$P$P ͱ͔ͷ ॲཧ݁Ռͷஔ͖৔ JODMVEFT͸ର৅ͱ͢Δύοέʔδ

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࣮ߦ λʔϛφϧͰ lHSBEMFX UFTULPWFS.FSHFE3FQPSUzΛ࣮ߦ͢Δ ˞ lLPWFS.FSHFE3FQPSUz͸ LPUMJOYLPWFS ͕ఏڙ͢Δ HSBEMF λεΫ ͜Μͳײ͡ͷग़ྗ͕ग़Δ ϧʔτϓϩδΣΫτͷϏϧυσΟϨΫτϦʹ Ϩϙʔτ͕ੜ੒͞Εͨ ˞ 9.-Ϩϙʔτ͸Φϑʹͯ͠ΔͷͰ)5.-͚ͩ

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࣮ߦ݁Ռ ͍ͭ΋ͷ+B$P$PϨϙʔτ

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͑͑΍Μ

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·ͱΊ n ,PUMJOͷϦϦʔεϊʔτʹࡌͬͯΔ͕ɺผʹ Ͱ͋Δඞཁ͸ͳ͍ ͬΆ͍ u ࢼ͠ʹಈ͔ͯ͠Έͨ؀ڥ͸ n ίʔυΧόϨοδϨϙʔτΛϚʔδͯ͠ಛఆͷσΟϨΫτϦʹੜ੒͢Δ͜ͱ͕Ͱ͖Δ ͷͰศརͦ͏ n "OESPJEϓϩδΣΫτͰ΋ಈ͘ͱࢥ͏ u ࢼͯ͠ͳ͍͕ɺݹ͍ HSBEMF ͷهड़αϯϓϧ͕ຊՈϦϙδτϦʹॻ͍ͯ͋Δ u IUUQTHJUIVCDPN,PUMJOLPUMJOYLPWFSMFHBDZQMVHJOBQQMJDBUJPOBQQMZJOH QMVHJOTXJUIUIFCVJMETDSJQUCMPDL n ΧόϨοδϨϙʔτΛੜ੒ɺ$PEF$PWͱ͔ʹΞοϓϩʔυͱ͍͏ΠϯςάϨʔγϣ ϯϑϩʔΛߏங͢ΔͳΒಋೖͨ͠ํ͕ྑ͛͞ n l7FSJGJDBUJPOzͰΧόϨοδϨϙʔτͷϝτϦΫε͔ΒɺςετΛΤϥʔʹ͢Δͷ΋ Ͱ͖ͦ͏

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15 ʜͱࢥ͍ͬͯͨΒ

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͓΍ʜʁ ͦͷ IUUQTEPDTHSBEMFPSHSDSFMFBTFOPUFTIUNM ࡶͳ༁ ࠓ·Ͱෳ਺ϓϩδΣΫτ ͰͦΕͧΕςετϨϙʔ τΛੜ੒ͯͨ͠ͷΛɺ୯ Ұʹ·ͱΊΔػೳ͕௥Ճ ͞ΕͨΑ ࡶͳ༁ ςετϨϙʔτ͚ͩ͡Ό ͳͯ͘ +B$P$P ͷίʔ τΧόϨοδϨϙʔτ΋ ର৅ʹͰ͖ΔػೳΛ௥Ճ ͢ΔΑ

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޻޻޻ŚŚŚŚŚŚŐŐŐŐŐŐ ƅЧƅ ŐŐŐŐŐŐŚŚŚŚŚŚ޻޻޻