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υϝΠϯϞσϦϯάͷ࢝Ίํ AWS Dev Day Tokyo 2018 Ճ౻५Ұ

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ࣗݾ঺հ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork Ճ౻५Ұ ๏ ίΞςΫϊϩδʔ։ൃࣨ ๏ ΞʔΩςΫτ୲౰ ๏ 4DBMBυϝΠϯۦಈઃܭ0"VUI

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ൃදͷલఏ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏͜ͷൃදͰڍ͛Δख๏Λͦͷ··ద༻͢ΔͱΑ͍ͱ͍͏ओுͰ͋Γ·ͤΜ ๏ରԠ͢Δॻ੶ΛಡΜͰ͍͖ͨͩɺօ༷ͷ؀ڥʹԠͯ͡ɺ࠷దԽ͍ͯͨͩ͘͠ඞཁ͕͋Γ·͢

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ύʔτ1 υϝΠϯΦϒδΣΫτͷݟ͚ͭํ ύʔτ2 υϝΠϯΦϒδΣΫτͷ࡞Γํ ύʔτ3 υϝΠϯΦϒδΣΫτͷҭͯํ

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork υϝΠϯΦϒδΣΫτͷݟ͚ͭํ ύʔτ1

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%%%ʹ͓͚ΔυϝΠϯͷֶͼํ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork DDD ୈ̍ষɹ஌ࣝΛ͔Έࡅ͘ ୈ̏ষɹϞσϧͱ࣮૷Λ݁ͼ͚ͭΔ ୈ̎ষɹίϛϡχέʔγϣϯͱݴޠͷ࢖͍ํ

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஌ࣝͷטΈࡅ͖ͷલʹ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ΤϦοΫຊͰ͸ɺ͍͖ͳΓυϝΠϯϞσϧͷٞ࿦͔ΒೖΔ ๏υϝΠϯϞσϧʹḷΓͭͨ͘Ίʹɺ΄͔ʹ஌Δ΂͖ର৅͸ͳ͍ͩΖ͏͔ʁ

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υϝΠϯϞσϧͷલʹߟ͑Δ͜ͱ͕͋Δ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏υϝΠϯϞσϧΛར༻͢ΔϢʔεέʔε͸ͲͷΑ͏ͳ΋ͷ͔ʁ ๏Ϣʔεέʔε͸ɺͲΜͳۀ຿ϑϩʔ/ར༻γʔϯͰ୭͕ར༻͢Δ͔ʁ ๏ཁٻΛ࣋ͭར֐ؔ܎ऀͷॴଐ΍୲౰͸Կ͔ʁ ๏࿈ܞ͢Δ֎෦γεςϜ͸͋Δͷ͔ʁ ๏υϝΠϯϞσϧΛݟ͚ͭΔʹ͸ɺ͜͏͍ͬͨཁ݅ʹؔ܎͢ΔཁૉΛମܥతʹ੔ ཧ͠၆ᛌͰ͖ΔΑ͏ʹͨ͠ํ͕Α͍ͷͰ͸ͳ͍͔ ໰୊ҙࣝ

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%%%ຊҎ֎ʹ΋ಡΉͱΑ͍ ͔΋͠Εͳ͍ ຊ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏υϝΠϯɺυϝΠϯϞσϧʹؔ܎͢Δຊ͸̏̔छ΋͋Δ… ๏Qittaʹ·ͱΊͯ͋Γ·͢ ๏໨తΛ࣋ͬͯಡΜͩํ͕Α͍ |[ΦϒδΣΫτࢦ޲ํ๏ংઆʪج൫ฤʫ](https://amzn.to/2SkM2Jw)|δΣʔϜζ Ϛʔνϯ|1995/10|487P|̋υϝΠϯͱ͍͏දه͕͋Δʂ|| |[࣮ફUML ύλʔϯʹΑΔ౷ҰϓϩηεΨΠυ ୈ̎൛](https://amzn.to/2OQnbPI)|ΫϨʔάɾϥʔϚϯ|1998/12/31|647P|̋໰୊ྖҬ(domain)Ϟσϧͱ͍͏දه|ϞσϦϯά͕ओମ| |[ϦϑΝΫλϦϯά ϓϩάϥϛϯάͷମ࣭վળςΫχοΫ](https://amzn.to/2RdpOHS)|ϚʔνϯɾϑΝ΢ϥʔ|2000/5/25|423P|̋|[৽૷൛](https://amzn.to/2PSyjrH)͋Γ| |[ιϑτ΢ΣΞΞʔΩςΫνϟ―ιϑτ΢ΣΞ։ൃͷͨΊͷύλʔϯମܥ](https://amzn.to/2Sp2g4j)|F. ϒογϡϚϯ ଞ|2000/12|454P|υϝΠϯ΍υϝΠϯϨΠϠʔͱ͍͏දه͕͋Δ|| |[Ϣʔεέʔεೖ໳―ϢʔβϚχϡΞϧ͔ΒϓϩάϥϜΛ࡞Δ](https://amzn.to/2PWgmbQ)|μάɾϩʔθϯόʔά/έϯυʔϧɾείοτ|2001/11/10|137P|̋|ཁٻ෼ੳͱϞσϦϯά͕ओ ମ| |[ϚϧνύϥμΠϜσβΠϯ](https://amzn.to/2ORRw0g)|δΣʔϜζɾO.ίϓϦϯ|2001/12|291P|̋υϝΠϯͱ͍͏දه͋Γ|[৽૷൛](https://amzn.to/2Rgj4Jf)͋ΓɻϞσϦϯά͕ओମ| |[ΞφϦγεύλʔϯ―࠶ར༻ՄೳͳΦϒδΣΫτϞσϧ](https://amzn.to/2Sk7IVZ)|ϚʔνϯɾϑΝ΢ϥʔ|2002/04|̏̒̌P|υϝΠϯΤΩεύʔτͱ͍͏༻ޠ͕ొ৔͢Δ|| |[ετϦʔϜϥΠϯΦϒδΣΫτϞσϦϯά](https://amzn.to/2PWR25B)|δϧɾχίϥɾଞ|̎̌̌̎/12/20|355P|υϝΠϯͱ͍͏༻ޠ͸ొ৔͢Δ|| |[ΞδϟΠϧϞσϦϯά―XPͱ౷ҰϓϩηεΛิ׬͢ΔϓϥΫςΟε](https://amzn.to/2PZnh3O)|είοτɾWɽΞϯϒϥʔ|2003/8/6|473P|̋υϝΠϯɺυϝΠϯϞσϧɺυϝΠϯί ϯϙʔωϯτͱ͍͏දه|| |[σʔλϕʔεઃܭͷͨΊͷUML](https://amzn.to/2Riadqu)|ΤϦοΫɾJ. φΠόʔάɺ ϩόʔτɾA. ϚΫγϜνϟοΫ|2003/9/13|312P|खݩͷͳ͍ͷͰෆ໌|| |[ΤϯλʔϓϥΠζΞϓϦέʔγϣϯΞʔΩςΫνϟύλʔϯ](https://amzn.to/2PXHuab)|ϚʔνϯɾϑΝ΢ϥʔ|2005/4/20||̋|| |[ΦϒδΣΫτ։ൃͷਆ਷ UML 2.0Λ࢖ͬͨΞδϟΠϧϞσϧۦಈ։ൃͷ͢΂ͯ](https://amzn.to/2OSAU8N)|είοτɾΞϯϒϥʔ|2005/7/25|571P|̋|| |[ϏδωεύλʔϯʹΑΔϞσϧۦಈઃܭ](https://amzn.to/2RhKvmi)|ύϕϧϑϧʔϏʔ/Τεύʔ Ωʔϯ/ΫϦενϟϯɾόΠϒγΣϥʔ|2007/8/9|408P|̋|| |[ΦϒδΣΫτσβΠϯ](https://amzn.to/2OPMTnl)|ϨϕοΧɾϫʔϑεϒϥοΫ|2007/9/13|488P|̋|| |[Ϣʔεέʔεۦಈ։ൃ࣮ફΨΠυ](https://amzn.to/2PTSsO0)|μάɾϩʔθϯόʔά/ϚοτɾεςϑΝϯ|2007/10/6|512P|̋|ཁٻ෼ੳͱϞσϦϯά͕ओମ| |[δΣωϨʔςΟϒϓϩάϥϛϯά](https://amzn.to/2OOQzFL)|ΫγγϡτϑɾνϟϧωοΩ|2008/4/21|776P|̋|| |[ΞδϟΠϧιϑτ΢ΣΞ։ൃͷԞٛ ୈ2൛ ΦϒδΣΫτࢦ޲։ൃͷਆ਷ͱঊͷٕ](https://amzn.to/2OQCho7)|ϩόʔτɾC. Ϛʔνϯ|2008/7/1|712P|υϝΠϯΫϥε|| |[ThoughtWorksΞϯιϩδʔ――ΞδϟΠϧͱΦϒδΣΫτࢦ޲ʹΑΔιϑτ΢ΣΞΠϊϕʔγϣϯ](https://amzn.to/2OTzQl2)|ThoughtWorks|2008/12/27|276P|̋|| |[ΞʔτɾΦϒɾΞδϟΠϧ σϕϩοϓϝϯτ ―૊৫Λ੒ޭʹಋ͘ΤΫετϦʔϜϓϩάϥϛϯά](https://amzn.to/2Rl6etz)|δΣʔϜεɾγϣΞɺ ΫϩϚνοΫ|2009/2/18|464P|○ϢϏ Ωλεݴޠ΋ొ৔͢Δ|| |[ΞʔΩςΫτͷ৹ඒ؟](https://amzn.to/2SgHPqa)|ഡݪ ਖ਼ٛ|2009/3/3|240P|̋|| |[Clean Code ΞδϟΠϧιϑτ΢ΣΞୡਓͷٕ](https://amzn.to/2EPRRvF)|ϩόʔτɾC. Ϛʔνϯ|2009/5/28|528P|̋υϝΠϯɺDSLͱ͍͏දه͕͋Δ|[৽૷൛ʁ](https://amzn.to/ 2yDTzL5)͕͋Δ| |[Domain Driven DesignʢυϝΠϯۦಈઃܭʣ Quickly ೔ຊޠ൛](https://www.infoq.com/jp/minibooks/domain-driven-design-quickly)|Abel Avram ࢯͱ Floyd Marinescu ࢯ|̎̌̌̕/6/7|| ̋|ϞσϦϯά͕ओମ |[ϨΨγʔίʔυվળΨΠυ](https://amzn.to/2Sj1GF4)|ϚΠέϧɾCɽϑΣβʔζ|2009/7/14|472P|υϝΠϯΫϥεͱ͍͏දݱ|| |[ΤϦοΫɾΤϰΝϯεͷυϝΠϯۦಈઃܭ](https://amzn.to/2RhJWJc)|ΤϦοΫɾΤϰΝϯε|2011/4/8|576P|̋|ϞσϦϯά͕ओମ| |[UMLϞσϦϯάͷຊ࣭ ୈ2൛](https://amzn.to/2Rf3bTk)|ࣇۄ ެ৴|2011/5/26|296P|υϝΠϯϞσϦϯάͱؔ࿈͕͋Δ|| |[αʔϏεσβΠϯύλʔϯ SOAP/WSDLͱRESTful WebαʔϏεͷجຊతͳઃܭιϦϡʔγϣϯ](https://amzn.to/2yArHHM)|Robert Daigneau|2012/8/24|320P|खݩʹͳ͍ͷͰෆ໌|| |[૊৫ύλʔϯ](https://amzn.to/2RgnsYJ)|δΣʔϜζɾO.ίϓϦϯ|2013/8/6|583P|υϝΠϯͱ͍͏༻ޠ͸ొ৔͢Δ|| |[Ϟσϧϕʔεཁ݅ఆٛςΫχοΫ](https://amzn.to/2ReTDIc)|ਆ࡚ ળ࢘|2013/9/24|415P|̋|ϞσϧΛ࢖ͬͨཁ݅ఆ͕ٛओମ| |[࣮ફυϝΠϯۦಈઃܭ](https://amzn.to/2ReMTKo)|ϰΝʔϯɾϰΝʔϊϯ|2015/3/17|616P|̋|ϞσϧΛ࣮૷ʹ൓ө͢Δ͜ͱ͕ओମ| |[ɽ̣̩̚ͷΤϯλʔϓϥΠζΞϓϦέʔγϣϯΞʔΩςΫνϟɹୈ̎൛](https://amzn.to/2Sjkrs7)|ΞϯυϨΞαϧλϨϩ/σΟϊΤεϙγτ|2015/6/4|432P|̋|ϞσϧΛ࣮૷ʹ൓ө͢Δ ͜ͱ͕ओମ| |[ϏϤϯυ ιϑτ΢ΣΞ ΞʔΩςΫνϟ](https://amzn.to/2RdlQiz)|ϧʔΫɾϗϑϚϯ/Ԭᖒ ༟ೋ|2015/10/2|368P|̋|| |[ϚΠΫϩαʔϏεΞʔΩςΫνϟ](https://amzn.to/2OR4VFC)|αϜχϡʔϚϯ|2016/2/26|344P|දه͸ಛʹͳ͍͕ɺDDDͱͷ໌֬ͳؔ࿈͕͋Δ|| |[ϓϦϯγϓϧ Φϒ ϓϩάϥϛϯά3೥໨·Ͱʹ਎ʹ͚͍ͭͨҰੜ໾ཱͭ101ͷݪཧݪଇ](https://amzn.to/2EQtIoS)|্ా ܄|2016/3/23|304P|̋υϝΠϯۦಈઃܭͱؔ࿈͢ΔίϥϜ͋Γ|| |[Functional and Reactive Domain Modeling](https://amzn.to/2EJuHY4)|Debasish Ghosh|2016/10/24|320P|○|| |[ϨΨγʔιϑτ΢ΣΞվળΨΠυ](https://amzn.to/2Rez52E)|ΫϦεɾόʔνϟϧ|2016/11/11|264P|̋|| |[Θ͔ΔʂυϝΠϯۦಈઃܭ ʙ΋ͪͪ͜ΌΜͷେ๯ݥʙʲC91৽ץʳ](https://booth.pm/ja/items/392260)|͋Μ͍͟Ώ͖,ͻͭ͡|̎̌̍̒/̍̎/̎̕||̋|ϞσϦϯά͕ओମ| |[ݱ৔Ͱ໾ཱͭγεςϜઃܭͷݪଇ ʙมߋΛָͰ҆શʹ͢ΔΦϒδΣΫτࢦ޲ͷ࣮ફٕ๏](https://amzn.to/2SkJlI2)|૿ా ྃ|2017/7/5|422P|̋|ϞσϦϯά͕ओମ| |[ΞϓϦέʔγϣϯΞʔΩςΫνϟઃܭύλʔϯ](https://amzn.to/2ONirKC)|੪౻ݡ࠸|2017/10/12|893P|̋υϝΠϯΦϒδΣΫτͱ͍͏දهͷํ͕ଟ͍|| |[Clean Architecture ୡਓʹֶͿιϑτ΢ΣΞͷߏ଄ͱઃܭ](https://amzn.to/2RhNr2i)|ϩόʔτɾC. Ϛʔνϯ|2018/7/27|469P|̋υϝΠϯΦϒδΣΫτͱ͍͏දهͷํ͕ଟ͍|| FYI

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ϦϨʔγϣϯγοϓཁ݅ۦಈ෼ੳ 3%3" υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ໢ཏతͰ੔߹ੑͷ͋Δཁ݅ఆٛΛUMLͷදݱྗΛ ࢖ͬͯɺཁ݅ఆٛͱͯ͠·ͱΊΔख๏ΛϦϨʔγϣ ϯγοϓۦಈཁ݅෼ੳ(RDRA)ͱ͍͏ ๏ ໢ཏత ๏ ੔߹ੑ ๏ දݱྗ RDRA

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ཁ݅ఆٛͷཁૉγεςϜΛޠΔͷʹෆՄܽͳཁૉ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork RDRA γεςϜՁ஋ γεςϜ֎෦؀ڥ γεςϜڥք γεςϜ

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ཁ݅ఆٛͱઃܭͷཁૉ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork                        /  RDRA

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork γεςϜՁ஋ RDRA

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ίϯςΩετϞσϧ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ γεςϜ΁ͷཁٻΛൃੜͤ͞ΔݩͱͳΔར֐ؔ܎ऀɾ ֎෦γεςϜΛચ͍ग़ͨ͢ΊʹίϯςΩετϞσϧ Λ࡞੒͢Δ γεςϜՁ஋ RDRA

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ཁٻϞσϧ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ֤ΞΫλʔ͕͍࣋ͬͯΔɺػೳཁٻɾඇػೳཁٻΛચ ͍ग़͢ ๏ ։ൃऀ͸ػೳʹؔ৺͕޲͔͍͕ͪɻػೳͷࠜݯͱͳ ΔཁٻΛ੔ཧ͢Δ͜ͱ͸੔߹ੑͷऔΕͨγεςϜΛ࡞ ΔͨΊʹඞཁ γεςϜՁ஋ RDRA

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork γεςϜ֎෦؀ڥ RDRA

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ར༻γʔϯ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ൚༻తʹར༻͞ΕΔπʔϧ΍αʔϏεͳͲͷఏڙΛ໨తʹ͢Δ৔߹͸ɺར༻γʔϯΛར֐ؔ܎ऀผʹ੔ཧ͢ Δ(ಛఆͷۀ຿͕ର৅Ͱ͋Ε͹ɺۀ຿ϑϩʔ)ɻ ๏ γεςϜ͕ͲͷΑ͏ͳ৔໘Ͱར༻͞ΕɺͲͷΑ͏ͳՁ஋ΛੜΈग़͔͢Λଊ͑Δ γεςϜ֎෦؀ڥ RDRA

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֓೦Ϟσϧ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ର৅ͱͳΔۀ຿΍ར༻γʔϯͰͲΜͳ༻ޠ΍֓೦͕࢖Θ Ε͍ͯΔ͔੔ཧ͢Δ γεςϜ֎෦؀ڥ RDRA

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork γεςϜڥք RDRA

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ϢʔεέʔεϞσϧ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ γεςϜԽ͢Δൣғ͸Ͳ͜·Ͱ͔ɻ ๏ γεςϜͱͷ઀఺͸ͲͷΑ͏ʹͳΔͷ͔Λ໌֬ ʹ͢ΔͨΊʹɺϢʔεέʔεϞσϧΛ࡞੒͢Δ γεςϜڥք RDRA

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ϢʔβʔετʔϦϚοϐϯά υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ࣌ܥྻʹϢʔβߦಈΛચ͍ग़͠ɺߦಈʹج͍ͮͯཁٻΛݟཱͯΔख๏ɻ ๏ ؔ܎ऀ͕ू·Γɺ෇ᝦ΍໛଄ࢴΛ༻͍ͯϫʔΫγϣοϓΛߦ͏ɻ ๏ ࢀՃऀͷ஌ݟΛੜ͔ͯ͠ɺཁٻΛൃݟɾચ͍ग़͢ɻ·ͨɺ༏ઌ౓෇͚Λߦ͏͜ͱͰείʔϓ(ػೳൣғ)Λ୹࣌ؒ Ͱಛఆ͢Δ͜ͱ΋Ͱ͖Δɻ ৔໘ ΞΫλʔ ετʔϦ ༏ઌ౓ߴ ༏ઌ౓௿ .71 όοΫϘʔϯ FYI

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΋ͬͱϥΠτ΢ΣΠτʹ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ཁٻϞσϧʹUSMͷόοΫϘʔϯ ๏ ར༻γʔϯ/ۀ຿ϑϩʔ=USMͷ৔໘ ๏ ϢʔεέʔεϞσϧʹUSMͷετʔϦ ๏ Ծઆ ๏ ʮίϯςΩετϞσϧʴϢʔβετʔϦϚοϐϯάʴ֓೦Ϟσϧʯ Ͱ΋ಉ͡Α͏ͳ੒Ռ͕ಘΒ ΕΔͷͰ͸ͳ͍͔ɻ͔ͳΓϥΠτ΢ΣΠτʹͳΓͦ͏ͳؾ͕͠·͢ɻ ๏ ίϛϡχέʔγϣϯͱͯ͠͸USMͰे෼ʹ୅༻Ͱ͖Δ͕ɺֆਤͱͯ͠࢒͢ͱͳΔͱซ༻͢ΔՄ ೳੑ͋Γ ఏҊ

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork γεςϜ RDRA

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υϝΠϯϞσϧ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ γεςϜԽର৅ྖҬͷ֓೦(஌ࣝ)Λιϑτ΢ΣΞ ߏ଄ʹϚοϐϯά͠ɺͦͷ֓೦ߏ଄ΛγεςϜ্ ʹ࠶ݱ͢Δ͜ͱ͕໨త ๏ ਅΛಥ͘υϝΠϯϞσϧʹ͸࠷ॳ͔Β౸ୡ͠ͳ͍ɻ ·ͣ͸ɺ஌ࣝͷ͔Έࡅ͖ͷϓϩηε͕ඞཁ γεςϜ֎෦؀ڥ RDRA

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork υϝΠϯΦϒδΣΫτͷ࡞Γํ ύʔτ2

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υϝΠϯ஌ࣝΛͲ͏࣮૷ʹ൓ө͢Δ͔ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ RDRAͷΑ͏ͳཁٻ෼ੳͷϓϩηεΛར༻͢Ε͹ɺυϝΠϯϞσϧͷࠜڌΛٻΊΔ ͜ͱ͕Ͱ͖Δ͕ɺݟ͚ͭͨυϝΠϯ஌ࣝΛ࣮૷ʹ൓өͰ͖ͳ͚Ε͹ҙຯ͕ͳ͍ ๏ ߹ཧతʹυϝΠϯϞσϧශ݂঱ΛճආͰ͖Δํ๏࿦͸ͳ͍͔ʁ ICONIX ໰୊ҙࣝ

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υϝΠϯΦϒδΣΫτͷ࡞Γํ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork υϝΠϯ஌ࣝΛίʔυʹ൓ө͢Δ ৼΔ෣͍ͷׂΓ౰ͯํ υϝΠϯ૚Λִ཭͢Δ

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υϝΠϯΛִ཭͢Δ  υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ੹຿ͷҟͳΔɺUI΍σʔλϕʔε͔Β υϝΠϯΛִ཭͢Δ Ϣʔεέʔε૚ (ΞϓϦέʔγϣϯ αʔϏε૚) ΠϯλʔϑΣΠε૚(UI/API) ΠϯϑϥετϥΫνϟ૚ (DB, RPC) υϝΠϯ૚ DDD

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υϝΠϯΛִ཭͢Δ  υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ΫϦʔϯΞʔΩςΫνϟͰ͋ͬͯ΋ɺ υϝΠϯ૚͕Ͳͷ૚͔Β΋ಠཱ͍ͯ͠ Δ͜ͱ υϝΠϯ૚ Ϣʔεέʔε૚ ΠϯλʔϑΣΠε૚ API Repository OutputPort Member UseCase MemberUseCase InputPort RepositoryImpl Event DDD

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υϝΠϯ஌ࣝΛίʔυͰදݱ͢Δ  υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ υϝΠϯ஌ࣝͷ࣮ମ͸جຊσʔλʹର͢Δ൑ அɾՃ޻ɾܭࢉϩδοΫ(by ΪϧυϫʔΫε ૿ా͞Μ) ๏ Getter/SetterͰ͸ͳ͍͜ͱʹ஫ҙ υϝΠϯɾΦϒδΣΫτ จࣈྻ ਺஋ ೔෇ ൑அ Ճ޻ ܭࢉ ΫϥΠΞϯτ

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υϝΠϯ஌ࣝΛίʔυͰදݱ͢Δ  υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ͓ۚΛந৅σʔλܕͱͯ͠දݱ͢Δྫ ๏ ͓ۚ಺෦ͷجຊσʔλΛ๫࿐͠ͳ͍Ͱɺૢ࡞͚ͩΛެ։͢Δ ๏ ΫϥΠΞϯτ͕ཉ͍͠΋ͷ͸ɺ಺෦σʔλͦͷ΋ͷͰ͸ͳ͍

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υϝΠϯ஌ࣝΛίʔυͰදݱ͢Δ  υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ͓ۚ͸਺஋Ͱ͸ͳ͍ɻ͓ۚͷྔͱ௨՟୯Ґʹ ؔ࿈͢ΔυϝΠϯ஌ࣝ ๏ ಺෦ͷଐੑΛ؆୯ʹ๫࿐͍ͯͯ͠͸ɺଘࡏҙ ͕ٛബΕΔ ๏ ൑அɾՃ޻ɾܭࢉ͢ΔৼΔ෣͍Λఏڙ͢Δ ๏ Getter/SetterͷཏྻͰ͸υϝΠϯ஌ࣝΛڽू Ͱ͖ͳ͍ɻ͜͏͍͏ৼΔ෣͍͸Ͳ͏΍ͬͯந ग़͢Δͷ͔ʁ

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ৼΔ෣͍ͷׂΓ౰ͯํ ICONIX

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*$0/*9 υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ RUP, XPͳͲͷΞδϟΠϧιϑτ΢ΣΞ։ൃΑΓ΋ લ͔Βଘࡏ͢Διϑτ΢ΣΞ։ൃํ๏࿦ͷҰͭɻ RUPΑΓܰྔɻ̐ͭͷϚΠϧετʔϯ͕͋Δ ICONIX ๏ ཁٻఆٛ ๏ ෼ੳ/֓೦ઃܭ/ςΫχΧϧΞʔΩςΫνϟ ๏ ઃܭ/ίʔσΟϯά ๏ ςετ/ཁٻͷ௥੻

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ϢʔεέʔεͱυϝΠϯΦϒδΣΫτͷؔ࿈͚ͮ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ϢʔεέʔεΛυϝΠϯΦϒδΣΫτʹؔ࿈͚ͮΔͨΊʹɺϩόετωε෼ੳΛߦ͏ ๏ ϩόετωε෼ੳͰ͸ɺϢʔεέʔεهड़Λ෼ੳ͠ɺ࠷ॳͷΦϒδΣΫτ܈(ό΢ϯμϦɺυϝΠϯΦϒ δΣΫτɺίϯτϩʔϧͷࡾछྨ)Λਪఆ͢Δɻ     ICONIX ෼ੳ/ઃܭ Ϣʔεέʔε γʔέϯεਤ

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Ϣʔεέʔεهड़Λ#$&ʹ෼ྨ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ BCEεςϨΦλΠϓΛϢʔεέʔεهड़্ͷީิ༻ޠʹৼ͓ͬͯ͘(Ճ౻ಠࣗͷํ๏) ๏ ʮγεςϜ͸ɺΠϕϯτΧςΰϦ(E)ʹجͮ͘ΠϕϯτϦετ(E)ΛؚΉΠϕϯτҰཡϖʔδ(B) Λදࣔ͢Δ(C)ʯ ๏ ʮγεςϜ͸ɺࢀՃऀ(E)ͱͯ͠ݱࡏͷϩάΠϯதͷϢʔβ(E)ΛΠϕϯτ(E)ʹ௥Ճ͢Δ(C)ʯ  (   )   ( ) "&(   ) !&(%) $ # ICONIX ෼ੳ/ઃܭ

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ϩόετωε෼ੳ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ৄࡉઃܭͷͨΊͷ༧උઃܭɻγʔέ ϯεਤ΍Ϋϥεਤͷ࡞੒Λޮ཰Խ͢ Δ ๏ ໊ࢺʔಈࢺʔ໊ࢺͷܗࣜͰϢʔε έʔεهड़ΛύλʔϯԽ͢Δ ๏ Ϣʔεέʔεهड़ͷෆ଍Λൃݟ ๏ ࢓༷ͷൈ͚࿙ΕΛൃݟ ๏ ୅ସίʔεͷݕূ ๏ Ϣʔεέʔεهड़΁ͷϑΟʔυόο Ϋ ICONIX ෼ੳ/ઃܭ

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γʔέϯεਤ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ੹຿Λج४ʹɺίϯτϩʔϧΛͲͷΤϯςΟςΟʹׂΓ౰ͯΔ͔Λߟ͑Δ ๏ ͦͷΤϯςΟςΟͱ͔Կ͔ ๏ ͦͷίϯτϩʔϧ͸ɺͲͷΤϯςΟςΟͷ੹຿(൑அ/Ճ޻/ܭࢉɻӬଓԽҎ֎)ͱͳΔ΂͖͔ʁ ϩόετωε෼ੳͰಘΒΕͨཁૉΛ഑ஔ ࠷ऴతͳ෼ੳ݁Ռ ICONIX ෼ੳ/ઃܭ ๏ ׳ΕΕ͹CRUDҎ֎ͷίϯτϩʔϧΛݟ͚ͭग़ ͠ɺͦΕʹؔ࿈͢ΔɺυϝΠϯΦϒδΣΫτΛ ΠϝʔδͰ͖ΔΑ͏ʹͳΔ

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&WFOU4UPSNJOH υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ๏ ࠷ۙ࿩୊ͷυϝΠϯ෼ੳͷख๏ɻEric͞ Μ΋ڧྗͳํ๏ͩͱೝΊ͍ͯΔ ๏ ू໿ͱͦͷৼΔ෣͍Λݟ͚ͭΔϓϩηε ๏ υϝΠϯΠϕϯτΛ࡞Δ ๏ υϝΠϯΠϕϯτΛൃੜͤ͞ΔίϚϯ υΛ௥Ճ͢Δ ๏ ίϚϯυΛૹ৴͢ΔΞΫλʔΛ௥Ճ͢ Δ ๏ ͜ΕΒͷ৚݅ʹ;͞Θ͍͠ू໿Λߟ͑ Δ ๏ λΠϜϥΠϯΛ࡞ͬͯ෼ੳ͢Δɻ ๏ ॻ੶(ࣥචத) Alberto Brandolini ๏ https://leanpub.com/ introducing_eventstorming λΠϜϥΠϯ FYI

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork υϝΠϯΦϒδΣΫτͷҭͯํ ύʔτ3

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ୈ෦ΑΓਂ͍ಎ࡯΁޲͔͏ϦϑΝΫλϦϯά ୈষ͠ͳ΍͔ͳઃܭ DDD ෼ੳ/ઃܭ

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͠ͳ΍͔ઃܭͱ͸ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork DDD ҙਤͷ໌֬ͳΠϯλʔϑΣΠε ද໌ ෭࡞༻ͷͳ͍ؔ਺ ๏ ϞσϧΛվྑ͢Δ͜ͱͰɺιϑτ΢ΣΞͷ֦ு΍มߋʹ଱͑ΒΕΔΑ͏ʹ͠ɺੜ࢈ੑΛ޲্ͤ͞Δ͜ͱ͕ Ͱ͖Δઃܭ ֓೦ͷྠֲ ดͨ͡ૢ࡞ ಠཱͨ͠Ϋϥε ઃܭΛ༧ଌՄೳʹ ઃܭΛߴ͍ڽूੑʹ ෼ੳ/ઃܭ ๏ ࣌ؒͷ౎߹ͰɺશͯΛ঺հͰ͖ͳ͍ͷͰɺҰ͚ͭͣͭͩ঺հ͠·͢

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෭࡞༻ͷͳ͍ؔ਺ύλʔϯ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork DDD ๏ mixInϝιουͰ͸ɺֆͷ۩(PaintΫϥε)ͱֆͷ ۩Λࠞͥ͋Θͤ·͢ ๏ ֆͷ۩ͷྔ(volume)ͱɺֆͷ۩ͷ৭Ͱ͋Δإྉ (red,yellow,blue)Λߋ৽͠·͢ɻ෭࡞༻͕൐͏ ๏ ͜Ε͸͋ΔҙຯɺSetterͱ͍͑Δɻ

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෭࡞༻ͱ͸ʁ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork DDD ๏ DDDΑΓ ๏ ී௨ͷݴ༿Ͱ෭࡞༻(side-effect)ͱ͍͑͹ɺҙਤ͠ͳ͍݁ՌΛҙຯ͢Δ͕ɺίϯϐϡʔλՊֶͰ͸ɺγες Ϝͷঢ়ଶʹରͯ͠༩͑ΒΕΔɺ͋ΒΏΔӨڹΛҙຯ͢Δɻ ๏ ؆୯ʹ͍͏ͱ ๏ কདྷͷૢ࡞ʹӨڹΛٴ΅͢Ͱ͋Ζ͏ɺγεςϜͷঢ়ଶʹؔ͢Δ͋ΒΏΔมߋ ๏ mixInͷ࣮ߦ͸ɺকདྷͷmixInͷ࣮ߦʹӨڹΛ༩͑Δɻ

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إྉͷ෭࡞༻ΛہॴԽͨ͠ྫ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork DDD

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෭࡞༻ͷͳ͍ؔ਺ύλʔϯͷޮՌ υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork DDD ๏ ෭࡞༻͕൐͏ϩδοΫΛɺ෭࡞༻͕൐Θͳ͍(໰߹ͤͱͯ͠ͷ)ؔ਺ͱɺ෭࡞༻Λ൐͏໋ྩΛ෼͚ͯ༻͍Δ͜ ͱͰɺ෭࡞༻Λ҆શʹہॴԽ͢Δ͜ͱ͕Ͱ͖Δ ๏ ҎԼʹࣔ͢Α͏ͳಋೖͷޮՌ͕͋Δ(DDDҾ༻) ๏ ৽ͨʹಋೖ͞ΕͨPigment Color͸ʮ෭࡞༻ͷͳ͍ؔ਺ʯΛఏڙ͠ɺͦͷ݁Ռ͸ཧղ͠΍͘͢ɺςετ͠ ΍͘͢ɺ҆શʹ࢖͏͜ͱ͕Ͱ͖ɺଞͷૢ࡞ͱ૊Έ߹Θͤ΍͍͢Α͏ʹͳ͍ͬͯΔɻ ๏ ৭ͷ߹੒ʹؔ͢ΔෳࡶͳϩδοΫ͸׬શʹΧϓηϧԽ͞Ε͓ͯΓɺ։ൃऀ͕͜ͷΫϥεΛ࢖͏ࡍʹ͸࣮૷ Λཧղ͢Δඞཁ΋ͳ͍ɻ

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ดͨ͡ૢ࡞ $-0463&0'01&3"5*0/4 υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork DDD ๏ Ճࢉ(1 + 1 = 2)͸ɺ࣮਺ͷू߹ͷԼͰ”ด͍ͯ͡ Δ” ๏ Ϟδϡʔϧͷڽू౓ΛߴΊΔ͜ͱ͕Ͱ͖Δ ๏ ͜ͷύλʔϯ͸ɺ਺ֶతͳੑ࣭Λར༻͍ͯ͠Δ ๏ Ͳ͏͢Δ͔ʁ ๏ ໭Γ஋ͷܕ͕ɺҾ਺ͷܕͱಉ͡ʹ͢Δ

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ

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υϝΠϯϞσϦϯάͷ࢝Ίํ © ChatWork http://corp.chatwork.com/ja/recruit/ We’re Hiring!!