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ʲੈք࠷େڃʳΫοΫύουͷ .JDSPTFSWJDFTԽʲ8*1ʳ :PTIJPSJ4IPKJ IUUQTXXXqJDLSDPNQIPUPTHVZTJF

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レベル：じんしゅ：ヨシオリ 40 エンジニア ▶ アカウントギットハブ：ツイッター： yoshiori
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@yoshiori ▶ コミュニティ java-ja： Asakusa.rb：しゅさいしゃゆうれいぶいん

.JDSPTFSWJDFT IUUQNBSUJOGPXMFSDPNBSUJDMFTNJDSPTFSWJDFTIUNM ҰຕؠʢϞϊϦγοΫʣʹ࡞ΔͷͰ͸ͳ͘ ෳ਺ͷܰྔͳαʔϏεΛ૊Έ߹Θͤͯ࡞Δ ͱ͍͏Ξϓϩʔν

.JDSPTFSWJDFT IUUQNBSUJOGPXMFSDPNBSUJDMFTNJDSPTFSWJDFTIUNM ҰຕؠʢϞϊϦγοΫʣʹ࡞ΔͷͰ͸ͳ͘ ෳ਺ͷܰྔͳαʔϏεΛ૊Έ߹Θͤͯ࡞Δ ͱ͍͏Ξϓϩʔν 細かく説明してると時間無くなるのでググって

.JDSPTFSWJDF1SFNJVN IUUQNBSUJOGPXMFSDPNCMJLJ.JDSPTFSWJDF1SFNJVNIUNM ຆͲͷγεςϜ͸ɺ ୯ҰͷϞϊϦγοΫΞϓϦέʔγϣϯͱͯ͠ ߏங͞ΕΔ΂͖Ͱ͢ɻ

ͭ·Γ΄ͱΜͲ ͷγεςϜ͸ϚΠ ΫϩαʔϏεԽ ͢΂͖Ͱ͸ͳ͍

ͪΐͬͱ͚ͩ ໭ͬͯ

ੈք࠷େڃͷ ϞϊϦγοΫ3BJMT αʔϏε IUUQTTQFBLFSEFDLDPNB@NBUTVEBUIFSFDJQFGPSUIF XPSMETMBSHFTUSBJMTNPOPMJUI

ϑΝ΢ϥʔʹઌۦ͚ͯ ʮ͜Μ͚ͩσΧΠαΠτͰ΋Ϟ ϊϦγοΫʹ͍͚Δͷʹຊ౰ʹ ͓લΒNJDSPTFSWJTFTඞཁ ͳͷʁʯͱ໰͍͔͚Δ

࣮ࡍ ͲΜͳ΋Μͳͷ͔

SBLF TUBUT +----------------------+-------+-------+---------+---------+-----+-------+ | Name | Lines | LOC
| Classes | Methods | M/C | LOC/M | +----------------------+-------+-------+---------+---------+-----+-------+ | Controllers | 51762 | 41676 | 554 | 4170 | 7 | 7 | | Helpers | 15863 | 12986 | 18 | 1478 | 82 | 6 | | Models | 104034 | 81971 | 1851 | 9241 | 4 | 6 | | Mailers | 2150 | 1729 | 42 | 203 | 4 | 6 | | Workers | 639 | 540 | 20 | 31 | 1 | 15 | | Chanko units | 10341 | 8587 | 8 | 229 | 28 | 35 | | Libraries | 50661 | 41872 | 626 | 3790 | 6 | 9 | | Feature specs | 49901 | 40916 | 0 | 205 | 0 | 197 | | Request specs | 43437 | 37448 | 0 | 19 | 0 | 1968 | | Routing specs | 627 | 505 | 0 | 0 | 0 | 0 | | Controller specs | 63678 | 52586 | 6 | 128 | 21 | 408 | | Helper specs | 81289 | 67277 | 3 | 69 | 23 | 973 | | Model specs | 156941 | 129837 | 5 | 124 | 24 | 1045 | | Worker specs | 901 | 747 | 0 | 1 | 0 | 745 | | Chanko unit specs | 11476 | 9210 | 0 | 12 | 0 | 765 | | Library specs | 24911 | 20824 | 26 | 116 | 4 | 177 | +----------------------+-------+-------+---------+---------+-----+-------+ | Total | 668611 | 548711 | 3159 | 19816 | 6 | 25 | +----------------------+-------+-------+---------+---------+-----+-------+ Code LOC: 189361 Test LOC: 359350 Code to Test Ratio: 1:1.9

े෼Ͱ͔͍

͜Ε͚ͩσΧΠ΋ ͷΛ੾Γ෼͚Δͷ ͸ͳ͔ͳ͔ ܦݧͰ͖ͳ͍

ྫDPPLQBEྉཧಈը

Ͳ͏੾Γ෼͚Δ͔ IUUQTXXXqJDLSDPNQIPUPTKF⒎SFZXX

ॎʹ੾Δ PS ԣʹ੾Δ

DPPLQBEDPN ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϞϊϦγοΫͳߏ੒ SFDJQFT VTFS@LPOEBUFT
LJUDIFOT DBUFHPSZ IPOPS@SFDJQF WJEFPT

DPPLQBEDPN ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ॎʹ੾Δ SFDJQFT VTFS@LPOEBUFT
LJUDIFOT DBUFHPSZ IPOPS@SFDJQF WJEFPT ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ

DPPLQBEDPN ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ϛυϧ΢ΣΞ ͜͜ SFDJQFT VTFS@LPOEBUFT
LJUDIFOT DBUFHPSZ IPOPS@SFDJQF WJEFPT ԣʹ੾Δ

Θ͔Γʹ͍͘ͷͰ ۩ମతʹݴ͏ͱ ಈըΤϯίʔυ ഑৴γεςϜ

IUUQTTQFBLFSEFDLDPNZPTIJPSJIBQQZWJEFPUSBOTDPEJOHXJUIFMBTUJDUSBOTDPEFS Τϯίʔυ഑৴γεςϜͷ ৄ͍͠࿩͸ίνϥ

੾Γ෼͚Δ w ॎʹ੾Δ w ϏδωεྖҬʹΑͬͯ੾Γ෼͚Δ w جຊ͸͜ͷܗ w ԣʹ੾Δ w
ػೳͰ੾Γ෼͚Δ w ಛఆͷྖҬʹಛԽͨ͠&WFSZUIJOHBTB4FSWJDFతͳ΋ͷ

ڞ௨ݴޠ IUUQTXXXqJDLSDPNQIPUPT!/

(BSBHF w 3BJMTHFNJpFEQMVHJOT w 3&45GVM)ZQFSNFEJB"1* w 3&45GVMͰ͋Γɺ)ZQFSNFEJBʹݱ࣮తͳϨϕϧͰରԠ w $PPLQBEͷαʔϏεؒ࿈ܞ͸͜ΕΛϕʔεʹ΍ΓऔΓͯ͠Δ w
αʔόಉ࢜΋ɺJ04ɺ"OESPJEͳͲͷΞϓϦͱͷ࿈ܞ΋ w 044ͱͯ͠ެ։ͯ͋͠Δʢ3VCZͷΫϥΠΞϯτ΋ʣ w IUUQTHJUIVCDPNDPPLQBEHBSBHF w IUUQTHJUIVCDPNDPPLQBEHBSBHF@DMJFOU

IUUQTXXXqJDLSDPNQIPUPTDISJTUJBOIBVHFO ԣʹ੾Δ

&WFSZUIJOHBTB4FSWJDF w ଞͷαʔϏεͰ΋࢖͑ΔΑ͏ʹ࠷ॳ͔Βߟ͓͑ͯ͘ w ͨͱ͑͹ಈը഑৴γεςϜ͸DPPLQBE΋͘Β͠ͷ͖΄Μ΋ ಉ͡ΤϯυϙΠϯτΛୟ͍͍ͯΔ w αʔϏε͝ͱʹཱͯΔΑ͏ʹ͸͠ͳ͍ w εέʔϧͤ͞΍͍͢
w σϓϩΠ΍։ൃ؀ڥ΋γϯϓϧʹอͯΔ

IUUQTXXXqJDLSDPNQIPUPTSPCCO ॎʹ੾Δ

IUUQTDPPLQBEWJEFPKQ

࣮ࡍ΍ͬͯΈΔͱ݁ߏେมͩͬͨ wυϝΠϯͱΫοΩʔͷ໰୊ wΩϟογϡઓུͷ໰୊

υϝΠϯͱΫοΩʔͷ໰୊ w ׬શಉҰυϝΠϯ w DPPLQBEDPNWJEFPT w αϒυϝΠϯ w WJEFPTDPPLQBEDPN w
׬શผυϝΠϯ w DPPLQBEWJEFPKQ

׬શಉҰυϝΠϯ w ΫοΩʔ׬શʹڞ௨ w ͳͷͰͦΕͧΕผͷΞϓϦέʔγϣϯͰ  ಉ͡ηογϣϯΫοΩʔΛ࢖͏Α͏ͳ͜ͱʹͳΓ͔Ͷͳ͍ ͷͰ஫ҙ͕ඞཁ w DTT΍JNBHFͷ1BUI΋஫ҙ w
DPPLQBEຊମͷΞϓϦ͕࢖͏JNBHFTMPHPQOH ͱWJEFP͕࢖͏JNBHFTMPHPQOH͕ಉ͡΋ͷʹͳ Δ

αϒυϝΠϯ w ΫοΩʔҰ෦ڞ༗ w DPPLQBEDPNͳͲʹ͠ͳ͚Ε͹جຊDPPLJF͕ಉ ҰʹͳΔ͜ͱ͸ͳ͍ w ্هΛར༻͢Ε͹ϩάΠϯঢ়ଶͷҾ͖ܧ͗ͳͲ΋ൺֱతʹ ؆୯ DPPLQBEDPNʹ࣋ͨͤΕ͹ྑ͍ʣ
w DTT΍JNBHFͷ1BUI΋ผʹͳΔ

׬શผυϝΠϯ w ΫοΩʔ׬શผ w ڞ༗Խ͢Δ͢΂͕ͳ͍ w ϩάΠϯͷҾ͖ܧ͗ͱ͔ग़དྷͳ͍ w DTT΍JNBHFͷ1BUI΋׬શʹผʹͳΔ

υϝΠϯͱΫοΩʔͷ໰୊ ͜ΕΒٕज़తͳ΍ΕΔ͜ͱɺ ΍Εͳ͍͜ͱΛ౿·͑ͯɺ 4&0ͳͲ΋ߟ͑ ͲͷܗࣜͰߦ͔͘ΛܾΊΔ

Ωϟογϡઓུͷ໰୊ େલఏͱͯ͠ "1*ͷΤϯυϙΠϯτ͸ ͳΔ΂͘γϯϓϧʹ ͓͖͍ͯͨ͠

Ωϟογϡઓུͷ໰୊ w ୯ҰϦιʔε"1*ʹ͓ͯ͘͠ͱ w NTͰฦ͢ͱͯ͠΋ݸͰNT w )551ͷίωΫγϣϯίετߴ͍ w ͦͷ··NFNDBDIFEʹΩϟογϡͯ͠΋ճ໰͍ ߹Θͤ͸มΘΒͳ͍
ྫ͑͹ಈըτοϓϖʔδͰݸͷϨγϐΛ঺հ͍ͯͨ͠৔߹

Ωϟογϡઓུͷ໰୊ w ෳ਺ಉ࣌໰͍߹Θͤ 42-ͷJO۟ͷΑ͏ʹJEෳ਺౉ͤΔ Ͱ͖ΔΑ͏ʹ͢Δͱ w ݸ໰͍߹Θͤͯݸ͔͠Ұக͠ͳ͔ͬͨ৔߹ɺΤϥʔ Λฦ͢΂͖͔औಘͰ͖ͨ෼͚ͩฦ͢΂͖͔ w ໰͍߹Θͤଆ΋ݸʹͳΔ·Ͱ܁Γฦ͠໰͍߹ΘͤΔ΂
͖͔ w ͦͷෳ਺ΛҰؾʹΩϟογϡ͢΂͖͔ w ॲཧ͕ෳࡶʹͳΔ

Ωϟογϡઓུͷ໰୊ ͔͠΋͜Ε͕ଟஈʹͳΔ͜ͱ΋͋Δ DPPLQBEDPN DPPLQBEWJEFPKQ ಈը഑৴αʔό τοϓʹදࣔ͢ΔҰཡ௖ଷ Ұཡͷಈըϝλσʔλ௖ଷ

Ωϟογϡઓུͷ໰୊ ࠓͷͱ͜Ζ7BSOJTIͰ ͦ΋ͦ΋ΞϓϦέʔγϣϯαʔόʹདྷΔલʹฦ͢ ͔ ୯ҰϦιʔε"1*ΛNFNDBDIFEʹೖΕΔ ͷΛ࢖͍෼͚͍ͯΔ͕ ·ͩ·ͩߟ͑Δ༨஍͸͋Δ

IUUQTXXXqJDLSDPNQIPUPTKBLFSVTU (BSBHFͷଞʹࣾ಺Ͱ ϥΠϒϥϦԽ͞ΕͨΓ ͯ͠ڞ༗͞ΕͯΔ΋ͷ

w 17΍BVEJUܥ ͷϩάऩू w ΧελϜͳ਺஋ औಘγεςϜ w ϩάΠϯपΓ w ϔομϑομ
w ޿ࠂ w σϓϩΠपΓ w $*पΓ w Τϥʔूܭ ڞ༗

࣮ࡍ੾Γ෼͚ͯΈͯ

΍ͬͯΈͯΑ͔ͬͨ w ߏ଄ͳͲ͕γϯϓϧʹͳͬͨ w ୯७ʹؾ͍͍࣋ͪ w WJFXͷϨϯμϦϯά͕ૣ͘ͳͬͨ w ࢥ͍੾ͬͨࢪࡦΛೖΕ΍͍͢ w
࣮ࡍʹ਺ࣈʹ΋ݱΕ͍ͯΔ

ͨͱ͑͹QKBY

IUUQTEFWFMPQFSBQQMFDPNMJCSBSZTBGBSJEPDVNFOUBUJPO"VEJP7JEFP$PODFQUVBM 6TJOH@)5.-@"VEJP@7JEFP%FWJDF4QFDJpD$POTJEFSBUJPOT%FWJDF4QFDJpD$POTJEFSBUJPOTIUNM εϚϑΥͷϒϥ΢β͸ϢʔβʔΠϕϯτ ʢUPVDI΍DMJDLʣҎ֎Ͱ ϝσΟΞΛ࠶ੜ͢Δ͜ͱ͸ग़དྷͳ͍ POMPBEͱ͔ͷΠϕϯτͰࣗಈ࠶ੜΛ͢Δ͜ͱ͸ ग़དྷͳ͍

࣮͸ී௨ͷϦϯΫͰ͸ͳ͍ λοϓ͢Δͱ QKBYͰը໘Λॻ͖׵͑ͳ ͕ΒಈըΛ࠶ੜͯ͠Δ ը໘ભҠ͸͍ͯ͠ͳ͍

੾Γ෼͚ͯWJFX ͷ؅ཧΛࣗ෼ͨͪ ͚ͩͰͰ͖ΔΑ͏ ʹͳͬͨͷͰ࣮ݱ Ͱ͖ͨ

Τϥʔ͕ൃੜͨ͠ΒࣗಈతʹJTTVFT੾ͬͯ ͘Εͯϝϯόʔͷ୭͔ʹΞαΠϯͯ͘͠ΕΔ

Τϥʔूܭ͸4FOUSZͰ΍͍ͬͯ ΔͷͰQMVHJOॻ͍ͯެ։ͯ͋͠Δ IUUQTHJUIVCDPNZPTIJPSJTFOUSZOPUJGZHJUIVCJTTVFT

ΫοΫύουͷ044ͱͷؔ܎ ࡞ͬͨ΋ͷ͸جຊ044Ͱυϯυϯެ։ͯ͠Δ w DPPLQBEDIBOLP w ϓϩτλΠϓ։ൃ༻ͷϓϥάΠϯ w DPPLQBESSSTQFD w ෼ࢄςετ
w DPPLQBELBHF w TIBEPXQSPYZTFSWF

w FBHMFUNUTXJUDI@QPJOU w 3%#38TQMJUUJOH w XJOFCBSSFMSJEHFQPM w εΩʔϚ؅ཧπʔϧ w TPSBINBNJZB
w ߴ଎σϓϩΠ w FBHMFUNUGBNM w IBNߴ଎൛ w ࡉ͔͍΋ͷ͸਺͑ΒΕͣʜʜ

΋ͪΖΜ3VCZ΍3BJMTʹ΋ ίϯτϦϏϡʔτͯ͠Δ ๻΋ͪΐͬ͜ͱͯͨ͠Γ͢Δ

+----------------------+-------+-------+---------+---------+-----+-------+ | Name | Lines | LOC | Classes |
Methods | M/C | LOC/M | +----------------------+-------+-------+---------+---------+-----+-------+ | Controllers | 51762 | 41676 | 554 | 4170 | 7 | 7 | | Helpers | 15863 | 12986 | 18 | 1478 | 82 | 6 | | Models | 104034 | 81971 | 1851 | 9241 | 4 | 6 | | Mailers | 2150 | 1729 | 42 | 203 | 4 | 6 | | Workers | 639 | 540 | 20 | 31 | 1 | 15 | | Chanko units | 10341 | 8587 | 8 | 229 | 28 | 35 | | Libraries | 50661 | 41872 | 626 | 3790 | 6 | 9 | | Feature specs | 49901 | 40916 | 0 | 205 | 0 | 197 | | Request specs | 43437 | 37448 | 0 | 19 | 0 | 1968 | | Routing specs | 627 | 505 | 0 | 0 | 0 | 0 | | Controller specs | 63678 | 52586 | 6 | 128 | 21 | 408 | | Helper specs | 81289 | 67277 | 3 | 69 | 23 | 973 | | Model specs | 156941 | 129837 | 5 | 124 | 24 | 1045 | | Worker specs | 901 | 747 | 0 | 1 | 0 | 745 | | Chanko unit specs | 11476 | 9210 | 0 | 12 | 0 | 765 | | Library specs | 24911 | 20824 | 26 | 116 | 4 | 177 | +----------------------+-------+-------+---------+---------+-----+-------+ | Total | 668611 | 548711 | 3159 | 19816 | 6 | 25 | +----------------------+-------+-------+---------+---------+-----+-------+ Code LOC: 189361 Test LOC: 359350 Code to Test Ratio: 1:1.9 .PEFMTDMBTT਺

+----------------------+-------+-------+---------+---------+-----+-------+ | Name | Lines | LOC | Classes |
Methods | M/C | LOC/M | +----------------------+-------+-------+---------+---------+-----+-------+ | Controllers | 51762 | 41676 | 554 | 4170 | 7 | 7 | | Helpers | 15863 | 12986 | 18 | 1478 | 82 | 6 | | Models | 104034 | 81971 | 1851 | 9241 | 4 | 6 | | Mailers | 2150 | 1729 | 42 | 203 | 4 | 6 | | Workers | 639 | 540 | 20 | 31 | 1 | 15 | | Chanko units | 10341 | 8587 | 8 | 229 | 28 | 35 | | Libraries | 50661 | 41872 | 626 | 3790 | 6 | 9 | | Feature specs | 49901 | 40916 | 0 | 205 | 0 | 197 | | Request specs | 43437 | 37448 | 0 | 19 | 0 | 1968 | | Routing specs | 627 | 505 | 0 | 0 | 0 | 0 | | Controller specs | 63678 | 52586 | 6 | 128 | 21 | 408 | | Helper specs | 81289 | 67277 | 3 | 69 | 23 | 973 | | Model specs | 156941 | 129837 | 5 | 124 | 24 | 1045 | | Worker specs | 901 | 747 | 0 | 1 | 0 | 745 | | Chanko unit specs | 11476 | 9210 | 0 | 12 | 0 | 765 | | Library specs | 24911 | 20824 | 26 | 116 | 4 | 177 | +----------------------+-------+-------+---------+---------+-----+-------+ | Total | 668611 | 548711 | 3159 | 19816 | 6 | 25 | +----------------------+-------+-------+---------+---------+-----+-------+ Code LOC: 189361 Test LOC: 359350 Code to Test Ratio: 1:1.9 .PEFMTDMBTT਺ ݮΒͤͨ

IUUQTSFDSVJUDPPLQBEDPN ͍ͬ͠ΐʹΨγΨγ044ʹίϯτϦϏϡʔτ͠ͳ͕Β ։ൃͯ͘͠ΕΔਓืूͯ͠·͢ʂ

go in to microservices(wip)

go in to microservices(wip)

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