痒いところに手を届かせるArchUnitの利用法～アーキテクチャーテストからアプリケーション解析まで～

ᙱ͍ͱ͜ΖʹखΛಧ͔ͤΔ  "SDI6OJUͷར༻๏  ʙΞʔΩςΫνϟʔςετ͔ΒΞϓϦέʔγϣϯղੳ·Ͱʙ JJUG CCC 2020 Fall @ 2020/11/07  Yuji
Koyano

ykoyano Yuji Koyano @bandwagondagon w גࣜձࣾϦΫϧʔτͷΤϯδχΞ w ࣾ಺ԣஅσʔλج൫૊৫Ͱͷ։ൃ΍  ৽نࣄۀͷ"OESPJEΞϓϦ։ൃΛܦͯ  ݱࡏ͸ϗοτϖούʔϏϡʔςΟʔͷ 
αʔόʔαΠυΤϯδχΞΛ୲౰ 2

ϗοτϖούʔϏϡʔςΟʔͱ͸ 3 ࠃ಺࠷େڃͷϔΞαϩϯɾϦϥΫϏϡʔςΟαϩϯͷݕࡧɾ༧໿αʔϏε  ೥ؒ໿ԯສճͷ༧໿͕ߦΘΕΔʢ࣌఺ʣ IUUQTCFBVUZIPUQFQQFSKQEPDHVJEFTBJTIJOEBUBIUNM

͜ͷηογϣϯͷ໨త w ϗοτϖούʔϏϡʔςΟʔͷϞόΠϧΞϓϦ޲͚"1*ͱ  "OESPJEΞϓϦʹ͓͚Δ"SDI6OJUͷར༻ࣄྫΛ঺հ  ࢼߦࡨޡதͷ΋ͷ΋ؚΈ·͢ w "SDI6OJUΛར༻ͨ͠ΞʔΩςΫνϟͷ୯ମςετ͔Β  ੩తղੳΛར༻ͨ͠ΞϓϦέʔγϣϯղੳ·Ͱ  ༷ʑͳ"SDI6OJUͷ࢖͍ํΛ஌ͬͯ΋Β͏
w ͔Β࣮૷͠Α͏ͱ͢Δͱେม͚ͩͲɺ΋͠Ͱ͖ͨΒخ͍ࣗ͠ಈԽΛ "SDI6OJUΛ࢖࣮ͬͯફ͍ͨ͠ͱࢥͬͯ΋Β͏

ΞʔΩςΫνϟʔςετͷར༻๏ "SDI6OJUΛಋೖͨ͠ϓϩμΫτͷഎܠ ΞϓϦέʔγϣϯղੳ΁ͷར༻๏ "SDI6OJUͷ࢓૊Έͱ"1* "SDI6OJUͷجຊతͳػೳ

w 5/(5FDIOPMPHZ$POTVMUJOH(NC)ࣾʹ  Αͬͯ։ൃ͞Ε͍ͯΔ044ϥΠϒϥϦ w ΞϓϦέʔγϣϯͷΞʔΩςΫνϟʔ੍໿Λ  6OJU5FTUͱ࣮ͯ͠૷͢Δ͜ͱͰ  ΞʔΩςΫνϟʔͷςετΛ࣮ݱ͢Δ w +BWB͚ͩͰ͸ͳ͘,PUMJOͳͲͷ+7.ݴޠͷ  ΞϓϦέʔγϣϯͰ΋ར༻͕Մೳ
7 ArchUnitͱ͸ IUUQTXXXBSDIVOJUPSH

8 IUUQTXXXBSDIVOJUPSHVTFSHVJEFIUNM@*OEFYIUNM JUnitͱͷ࿈ܞ @RunWith(ArchUnitRunner.class) // JUnit5Ͱ͸ෆཁ @AnalyzeClasses(packages = "com.myapp") public
class ArchitectureTest { @ArchTest public static final ArchRule rule1 = classes()  .should()... @ArchTest public static final ArchRule rule2 = classes() .should()... @ArchTest public static void rule3(JavaClasses classes) { // } } w +6OJUͱ࿈ܞͤ͞Δ͜ͱͰ  "SVD6OJUͰ࣮૷੍ͨ͠໿Λ  ͦͷ··ςετϝιου  ͱͯ͠ఆٛͰ͖Δ w ଞͷςετϑϨʔϜϫʔΫʹ  ૊ΈࠐΉ͜ͱ΋Մೳ

9 classes() .that() .resideInAPackage("..foo..") .should() .onlyHaveDependentClassesThat() .resideInAnyPackage( "..source.one..", "..foo.."
); ੍໿ΛJavaίʔυͷUTͰ࣮૷Ͱ͖Δ IUUQTXXXBSDIVOJUPSHVTFSHVJEFIUNM@*OEFYIUNM

10 classes() .that() .haveNameMatching(".*Bar") .should() .onlyBeAccessed() .byClassesThat() .haveSimpleName("Bar"); Ϋϥεͷґଘؔ܎ͷ੍໿ςετ
IUUQTXXXBSDIVOJUPSHVTFSHVJEFIUNM@*OEFYIUNM

11 classes() .that() .implement(Connection.class) .should() .haveSimpleNameEndingWith(  "Connection"  ); ໋໊ن໿ͷ੍໿ςετ
IUUQTXXXBSDIVOJUPSHVTFSHVJEFIUNM@*OEFYIUNM

12 IUUQTXXXBSDIVOJUPSHVTFSHVJEFIUNM@*OEFYIUNM ஈ֊తͳςετͷಋೖ w ͋Δ࣌఺ͷΞʔΩςΫνϟʔςετͷ  ࣮ߦ݁ՌͷεφοϓγϣοτΛར༻ͯ͠  ஈ֊తͳςετͷಋೖ͕Մೳ w Ұ෦ͷίʔυͷ੍໿ҧ൓Λແࢹͯ͠  ৽ࠩ͘͠෼͕͋ͬͨίʔυʹର͚ͯͩ͠
ΞʔΩςΫνϟʔͷ੍໿Λڧ੍Ͱ͖Δ ArchRule rule = FreezingArchRule .freeze( classes().should()... ); 

ಋೖϢʔεέʔεྫ w ґଘؔ܎੍໿ɾ໋໊نଇͳͲΛςετͱ࣮ͯ͠૷ͯ͠ڧ੍͢Δ  ΞʔΩςΫνϟʔϨϏϡʔͷࣗಈԽ  ಛఆͷ࣮૷ϧʔϧͷ࿙ΕΛ๷͙  ςετͱͯ͠ͷυΩϡϝϯςʔγϣϯʹΑΔΞʔΩςΫνϟʔͷ໌จԽ w ஈ֊తͳΞʔΩςΫνϟʔҠߦɾ੔උͷαϙʔτ  ϦϑΝΫλϦϯάɾϦΞʔΩςΟϯάର৅ͷίʔυʹ෦෼తʹ65Λద༻ w
ΞϓϦέʔγϣϯղੳͷϑϨʔϜϫʔΫͱͯ͠ར༻  ґଘؔ܎ʹؔ͢Δ৘ใͷυΩϡϝϯτͷࣗಈੜ੒ 13

$PSF"1* -BOH"1* -JCSBSZ"1* $MBTTϑΝΠϧͷCZUFDPEFΛղੳͯ͠Ϋϥε΍  ϝιουؒͷґଘؔ܎ͳͲϓϦϛςΟϒͳ৘ใΛఏڙ $PSF"1*͔ΒऔಘͰ͖Δ৘ใΛݩʹґଘؔ܎ͷ  ੍໿Λॊೈ͔ͭ؆ܿʹ࣮૷͢ΔͨΊʹ"1*Λఏڙ -BZFSFEɾ0OJPOΞʔΩςΫνϟʔͳͲయܕతͳ  ΞʔΩςΫνϟʔͷґଘؔ܎ϧʔϧηοτΛఏڙ 15
ArchUnit͕ఏڙ͢ΔAPI

16 // ΫϥεϑΝΠϧ͔ΒJavaClassesΠϯελϯεΛऔಘ JavaClasses importedClasses = new ClassFileImporter() //
ςετίʔυͷbytecode͸আ֎͢Δ .withImportOption( ImportOption.d.DO_NOT_INCLUDE_TESTS ) // Ϋϥεύε্ͷbytecodeΛಡΈࠐΉ .importClasspath(); Core APIͱbytecode w $MBTT'JMF*NQPSUFSʹΑͬͯ  ࢦఆͨ͠ΫϥεϑΝΠϧͷ CZUFDPEFΛಡΈࠐΉ w "4.ϥΠϒϥϦΛར༻ͯ͠  CZUFDPEFΛղੳͯ͠  "SDI6OJUݻ༗ͷදݱʹม׵͠  $PSF"1*Λհͯ͠։ൃऀʹ  ৘ใΛఏڙ

w +BWBόΠτίʔυͷಡΈऔΓɾ  ॻ͖ࠐΈɾૢ࡞Λߦ͏ϑϨʔϜϫʔΫ w (SBEMF΍,PUMJO$PNQJMFSΛؚΉ  ଟ͘ͷϓϩδΣΫτͰ࢖༻͞Ε͍ͯΔ w +%,಺෦Ͱ΋ϥϜμࣜͷ࣮ߦ࣌αϙʔτΛ  ࣮ݱ͢ΔͨΊʹར༻ IUUQTCMPHTPSBDMFDPNKBWBNBHB[JOFSFBMXPSMECZUFDPEFIBOEMJOHXJUIBTN
ASMϥΠϒϥϦ

18 w +BWB3FqFDUJPO"1*Λ  ֦ுͨ͠Α͏ͳ"1* w Ϋϥεͷ৘ใʹ3FqFDUJPO"1*  ΑΓ΋ൺֱతѻ͍΍͍͢ܗͰ  ΞΫηεͰ͖Δ  FY0QUJPOBMɾίϨΫγϣϯ"1* IUUQTXXXBSDIVOJUPSHVTFSHVJEFIUNM@*OEFYIUNM
Core APIͱRef ection API l

19 w Πϯϙʔτͨ͠CZUFDPEF্ͷ  ΫϥεɾϝιουɾϑΟʔϧυͳͲͷཁૉؒͷ  ΞΫηεΛશͯه࿥͠ґଘؔ܎άϥϑΛߏங w ґଘཁૉʹΞΫηε͢ΔͨΊͷ"1*Λఏڙ  FYHFU'JFME"DDFTTFT'SPN4FMG   ϑΟʔϧυʹΞΫηε͍ͯ͠ΔཁૉΛऔಘ 
HFU.FUIPE$BMMT5P4FMG   ϝιου͕಺෦Ͱݺͼग़͍ͯ͠ΔϝιουΛऔಘ IUUQTXXXBSDIVOJUPSHVTFSHVJEFIUNM@*OEFYIUNM Core APIͱґଘؔ܎

20 // serviceͱ͍͏จࣈΛؚΉpackage഑ԼͷΫϥε͸  // controllerͱ͍͏จࣈΛؚΉpackage഑ԼͷΫϥεʹ  // ΞΫηεͯ͠͸͍͚ͳ͍  ArchRule rule
= ArchRuleDefinition  .noClasses() .that()  .resideInAPackage("..service..") .should()  .accessClassesThat()  .resideInAPackage("..controller..");   rule.check(importedClasses);  Lang API w $PSF"1*͔ΒऔಘͰ͖Δ৘ใΛ ݩʹґଘؔ܎ͷ੍໿Λॊೈ͔ͭ ؆ܿʹ࣮૷͢ΔͨΊͷ"1* w ੍໿ʹҧ൓͢ΔΫϥεͳͲ͕  ଘࡏͨ͠৔߹ʹςετΛ  ࣦഊͤ͞Δ͜ͱ͕Ͱ͖Δ w جຊతʹ͸͜ͷ"1*Λ࢖ͬͯ  ςετΛ࣮૷͢Δ͜ͱ͕ଟ͍

21 // ݕࠪର৅ͷΫϥε͕@PayloadΞϊςʔγϣϯ͕෇༩͞Εͨ  // ϑΟʔϧυΛ͍࣋ͬͯΔ͔ΛνΣοΫ͢ΔΧελϜϧʔϧ  DescribedPredicate<JavaClass>  haveAFieldAnnotatedWithPayload = new
DescribedPredicate<>( "have a field annotated with @Payload” ) { @Override public boolean apply(JavaClass input) { return checkCustomRule(input); } }; Lang APIͱΧελϜϧʔϧ w %FTDSJCFE1SFEJDBUFͳͲͷ  ΠϯλʔϑΣʔεΛ࣮૷ͯ͠  ಠࣗͷΧελϜϧʔϧΛ  ࡞੒͢Δ͜ͱ͕Մೳ w ࣮ݱ͍ͨ͠ϧʔϧʹରԠ͢Δ  "1*͕ଘࡏ͠ͳ͍৔߹͸  -BOH"1*ͱ$PSF"1*Λ  ૊Έ߹Θ੍ͤͯ໿Λ࣮૷͢Δ

22 Library API w ࢦఆͨ͠ύοέʔδΛ  άϧʔϐϯάͯ͠యܕతͳ  ΞʔΩςΫνϟʔͷ  ϨΠϠʔͱඥ෇͚Δ  "1*Λఏڙ
w ϨΠϠʔͷґଘؔ܎੍໿Λ  ͦͷ··ΞϓϦέʔγϣϯʹ  ద༻͢Δ͜ͱ͕Ͱ͖Δ layeredArchitecture() .layer("Controller").definedBy("..controller..") .layer("Service").definedBy("..service..") .layer("Persistence").definedBy("..persistence..") .whereLayer("Controller").mayNotBeAccessedByAnyLayer() .whereLayer("Service").mayOnlyBeAccessedByLayers("Controller") .whereLayer("Persistence").mayOnlyBeAccessedByLayers("Service");

23 Library API layeredArchitecture() .layer("Controller").definedBy("..controller..") .layer("Service").definedBy("..service..") .layer("Persistence").definedBy("..persistence..") .whereLayer("Controller").mayNotBeAccessedByAnyLayer() .whereLayer("Service").mayOnlyBeAccessedByLayers("Controller")
.whereLayer("Persistence").mayOnlyBeAccessedByLayers("Service");

w "SDI6OJUͷಛ௃  ઃఆϑΝΠϧ΍%4-Ͱ͸ͳ͘ϥΠϒϥϦ͕ఏڙ͢Δ"1*Λ༻͍ͨ  +BWBίʔυͰ+6OJUͳͲͷ୯ମςετͱͯ͠هड़Ͱ͖Δ w ྨࣅͷ͜ͱ͕Ұ෦࣮ݱͰ͖Δπʔϧ  ੍໿ݕࠪɿ"TQFDU+ $IFDLTUZMF 'JOE#VHT  ґଘؔ܎ɿK2"TTJTUBOU
%FQFOE %FHSBQI %FQUFDUJWF ArchUnitͷಛ௃ͱྨࣅπʔϧͱͷൺֱ 24

w "SDI6OJUͷಛ௃  ઃఆϑΝΠϧ΍%4-Ͱ͸ͳ͘ϥΠϒϥϦ͕ఏڙ͢Δ"1*Λ༻͍ͨ  +BWBίʔυͰ+6OJUͳͲͷ୯ମςετͱͯ͠هड़Ͱ͖Δ w ྨࣅͷ͜ͱ͕Ұ෦࣮ݱͰ͖Δπʔϧ  ੍໿ݕࠪɿ"TQFDU+ $IFDLTUZMF 'JOE#VHT  ґଘؔ܎ɿK2"TTJTUBOU
%FQFOE %FHSBQI %FQUFDUJWF ArchUnitͷಛ௃ͱྨࣅπʔϧͱͷൺֱ 25     "SDI6OJUͷศརͦ͏ͳ͜ͱ͸Θ͔Δɻ  ͚ͩͲɺ࣮ࡍʹͲ͏͍͏࢖͍ํΛͯ͠  ΞϓϦέʔγϣϯʹಋೖ͍ͯ͠Δͷ͔ʁ Α͋͘Δٙ໰

w ϔΞαϩϯɾϦϥΫϏϡʔςΟαϩϯͷ ݕࡧɾ༧໿αʔϏε w ϞόΠϧΞϓϦ J04"OESPJE   8FC 1$ɾεϚʔτϑΥϯ  
ʹͯల։ w ϞόΠϧΞϓϦ޲͚"1*ͱ  "OESPJEΞϓϦʹ"SDI6OJUͷಋೖ ϗοτϖούʔϏϡʔςΟʔͱ͸ 27 IUUQTCFBVUZIPUQFQQFSKQEPDHVJEFTBJTIJOEBUBIUNM

ϞόΠϧΞϓϦ޲͚APIͷΞʔΩςΫνϟʔ #BDLFOE  "1*  GPS403 #''"1*  GPS40& J04"OESPJE ΞϓϦ %#ݕࡧΤϯδϯ 28
w #'' #BDLFOET'PS'SPOUFOET Λར༻ͨ͠  ϚΠΫϩαʔϏεΞʔΩςΫνϟʔΛಋೖ w ΞϓϦέʔγϣϯن໛΍νʔϜߏ੒Λߟྀͨ͠40&ɾ403ͷ෼཭ʹΑͬͯ  "1*։ൃεϐʔυͷߴ଎ԽΛ໨ࢦ͢

#BDLFOE"1* #''"1* දࣔཁ݅ʹؔΘΔॲཧ 40&   ΞϓϦಛ༗ͷॲཧ ΞϓϦͷϢʔεέʔεʹ߹Θͤͨ"1* 4QSJOH8FC'MVY,PUMJO 29 ٕज़ελοΫ΍੹຿ͷҧ͍
4QSJOH.7$+BWB σʔλͷӬଓԽʹؔΘΔॲཧ 403 ۀ຿ϩδοΫ Ϧιʔεࢦ޲ͷ"1*

ϞόΠϧΞϓϦ޲͚APIͷΞʔΩςΫνϟʔ #BDLFOE  "1*  GPS403 #''"1*  GPS40& J04"OESPJE ΞϓϦ %#ݕࡧΤϯδϯ 30
w ΞϓϦͷϢʔεέʔε୯ҐͰ࡞੒ͨ͠#''ͷ"1*͸  σʔλͷϦιʔε୯ҐͰ࡞੒ͨ͠#BDLFOEͷ"1*͔Β  ඞཁͳ৘ใΛू໿ͯ͠ΞϓϦʹఏڙ A C A B C B

#BDLFOE"1* #''"1* 31 ιϑτ΢ΣΞΞʔΩςΫνϟʔ $POUSPMMFSΫϥε૚ 3FQPTJUPSZΫϥε૚ 6TF$BTFΫϥε૚ υϝΠϯϞσϧ૚ $POUSPMMFSΫϥε૚ 3FQPTJUPSZΫϥε૚
6TF$BTFΫϥε૚ 4FSWJDFΫϥε૚ ໼ҹ͸ґଘؔ܎ͷ޲͖

"OESPJEͷը໘Ϋϥε਺໿ #''ͷ"1*਺໿ 32 ਺ࣈͰݟΔΞϓϦέʔγϣϯͷن໛ #BDLFOEͷ"1*਺໿ ࢀর͢Δ%#ͷςʔϒϧ਺໿ w ೥ۙ͘ଓ͍͍ͯΔαʔϏεͰ͋Γɺ"1*͚ͩͰ΋ൺֱతେن໛ͳαʔϏε w چ"1*͔Βݱߦͷ#''ΞʔΩςΫνϟʔ΁ஈ֊తʹϦϓϨΠε͠ͳ͕Β 
ฏߦͰΤϯϋϯε΋࣮ࢪ

33 (༨ஊ) αʔϏεΛ͞Βʹ෼ׂ͠ͳ͍ͷ͔ʁ w νʔϜߏ੒΍ٕज़ཁҼ͔Β8FCΞϓϦ޲͚ͷ#''΍  #BDLFOE"1*ͷυϝΠϯ෼ׂ͸࣮ࢪ͍ͯ͠ͳ͍ঢ়ଶ w ඞཁੑ͕͋Ε͹ࠓޙ࣮ࢪ͢ΔՄೳੑ͸͋Δ #BDLFOE"1* #''GPS8FC
33 #BDLFOE"1* #BDLFOE"1* #''GPS"QQ

IUUQTXXXTMJEFTIBSFOFU3FDSVJU-JGFTUZMFBQJC⒎CBDLFOE 34 ͞ΒͳΔৄࡉΛ஌Γ͍ͨํ͸ w ࡢ೥ͷ++6($$$4QSJOHͰ  ฐࣾΤϯδχΞࡧख͕  #''#BDLFOE෼ׂʹؔ͢Δ  ൃදΛ͠·ͨ͠ w #''#BDLFOE෼ׂͷํ਑΍ 
ઃܭɾ࣮૷ͷৄࡉΛ஌Γ͍ͨํ͸  ͥͻ͝ཡԼ͍͞

CASE 1 : υϝΠϯؒͷґଘؔ܎ͷ੍ޚ CASE 2 : ෆ҆ఆͳίʔυͷґଘؔ܎ͷ੍ޚ 36 ΞʔΩςΫνϟʔςετͷར༻๏

CASE 1 : υϝΠϯؒͷґଘؔ܎ͷ੍ޚ 37

w جຊతͳΞʔΩςΫνϟʔཧղ͸  ઃܭυΩϡϝϯτΛ௨ͯ͡  νʔϜϝϯόʔʹਁಁ͍ͯ͠Δঢ়ଶ w 13্ͰϨΠϠʔؒͷґଘؔ܎ʹ  ؔ͢Δࢦఠ͕ൃੜ͢Δ͜ͱ΋ͳ͘  ϨΠϠʔʹؔ͢ΔΞʔΩςΫνϟʔ ςετ΋ಛʹඞཁͱ͍ͯ͠ͳ͍ঢ়ଶ എܠɿϨΠϠʔؒͷґଘؔ܎
38 $POUSPMMFSΫϥε૚ 3FQPTJUPSZΫϥε૚ 6TF$BTFΫϥε૚ υϝΠϯϞσϧ૚

w ϔΞαϩϯͱϦϥΫϏϡʔςΟʔαϩϯͰ͸༧໿ͷ࢓༷͕ҟͳΔͨΊ  ࣅͨߏ଄͕ͩύοέʔδͷҟͳΔυϝΠϯϞσϧ΍%UPΫϥε͕ଘࡏ͢Δ w EPNBJONPEFMIBJSNFTTBHF%FMJWFSFE$PVQPO  EPNBJONPEFMLJSFJNFTTBHF%FMJWFSFE$PVQPO  JOGSBTUSVDUVSFEUPIBJSDPVQPO$PVQPO%JTDPVOU5ZQF  JOGSBTUSVDUVSFEUPLJSFJDPVQPO$PVQPO%JTDPVOU5ZQF എܠɿରশతͳߏ଄Λ࣋ͭυϝΠϯ
39

՝୊ɿҙਤ͠ͳ͍υϝΠϯͷґଘ͕ൃੜ w *%&ͷΠϯϙʔτิ׬Λ࢖ͬͯίʔσΟϯάΛߦͬͨࡍ  ޡͬͯຊདྷґଘͯ͠͸͍͚ͳ͍ผυϝΠϯͷΫϥεʹґଘͨ͠ίʔυΛ࣮૷ w ͨ·ͨ·࢓༷ͷࠩҟΛߟྀͨ͠65ͷςετέʔε͕࿙Εͯ͠·͍ͬͯͨͨΊ  65΍ϨϏϡʔͰ΋ϛεΛݕ஌Ͱ͖ͣϚʔδ͞Εͯ͠·ͬͨ 40

TRYɿಛఆ৚݅ԼͰͷΠϯϙʔτΛ๷ࢭ 41 @RunWith(ArchUnitRunner.class) @AnalyzeClasses(packages = BASE_PACKAGE) public class HairKireiDependencyTest
{ @ArchTest static final ArchRule   hairύοέʔδͷΫϥε͕kireiύοέʔδͷΫϥεʹґଘͯ͠ͳ͍͜ͱΛ֬ೝ = classes() .that() // ύοέʔδ໊ͷύεʹhairΛؚΉΫϥεΛநग़ .resideInAPackage("..hair..") // Ұ෦ͷྫ֎Λআ͍ͯɺύοέʔδ໊ͷύεʹkireiΛؚΉΫϥε΁ͷґଘΛېࢭ .should(ArchConditions.onlyDependOnClassesThat(NOT_DEPEND_KIREI_CLASS)); }

TRYɿಛఆ৚݅ԼͰͷΠϯϙʔτΛ๷ࢭ 42 private static final DescribedPredicate<JavaClass> NOT_DEPEND_KIREI_CLASS = new
DescribedPredicate<>("must not depend on classes in kirei package") {   @Override public boolean apply(JavaClass input) { if (!input.getPackageName().contains("kirei")) { return true; } // @KireiResourceUsedByHairΞϊςʔγϣϯ͕෇༩͞Ε͍ͯΔΫϥε͸ྫ֎తʹґଘΛڐՄ͢Δ if (input.isAnnotatedWith(KireiResourceUsedByHair.class)) { return true; } } };

TRYɿಛఆ৚݅ԼͰͷΠϯϙʔτΛ๷ࢭ 43 ϨΠϠʔ಺ͷґଘؔ܎Λ੍ޚ͢Δ IUUQTXXXPSFJMMZDPNMJCSBSZWJFX  TPGUXBSFBSDIJUFDUVSFQBUUFSOT

ิ଍ɿϞδϡʔϧ෼ׂͱͷൺֱ 44 ϨΠϠʔ಺ͷґଘؔ܎Λ੍ޚ͢Δ IUUQTXXXPSFJMMZDPNMJCSBSZWJFX  TPGUXBSFBSDIJUFDUVSFQBUUFSOT w Ϟδϡʔϧ෼ׂͰґଘؔ܎Λ  ੍ޚͰ͖͍ͯΔͳΒͦΕͰे෼ w ྫ֎έʔε͕͋ͬͯ෼ׂͮ͠Β͍ 
·ͩ෼ׂ͢Δ΄Ͳͷن໛Ͱ΋ͳ͍  কདྷͷ෼ׂʹઌཱͬͨୈҰา  ͱ͍ͬͨ৔߹ʹ͸༗༻

45 CASE 2 : ෆ҆ఆͳίʔυͷґଘؔ܎ͷ੍ޚ

IUUQTUXJUUFSDPNKBIOOJFTUBUVT 46 w ༏ઌ౓΍֎෦؀ڥͳͲͷཁҼͰ  ࣮૷͕Ұ෦׬ྃͭͭ͠΋  ͳ͔ͳ͔ϦϦʔεͰ͖ͳ͍ϒϥϯν͕ଘࡏ w ϒϥϯνͷϥΠϑλΠϜ͕ෆ༻ҙʹ௕͘ ͳͬͯ͠·͓ͬͯΓίϯϑϦΫτ͕ 
ൃੜ͠΍͘͢ͳ͍ͬͯͨ എܠɿฏߦ͢Δϒϥϯνͱίʔυͷෳࡶ͞

എܠɿfeatureτάϧʹΑΔϒϥϯνͷ࡟ݮ 47 IUUQTXXXNBSUJOGPXMFSDPNBSUJDMFTGFBUVSFUPHHMFTIUNM w ฏߦ͢Δϒϥϯνͷ਺ΛݮΒͨ͢Ίʹ  ੩తͳϦϦʔετάϧΛಋೖͯ͠  ϝΠϯϒϥϯνʹϚʔδ w ࣮ͨͩݧతʹϦϦʔε͢Δ಺༰Ͱ͋Γ 
࢓༷͕ॾࣄ৘Ͱෆ҆ఆͳঢ়ଶͩͬͨ w ͕ͨͬͯ͠ଞͷ҆ఆͨ͠ίʔυ͔Β  ෆ҆ఆͳίʔυʹґଘͤͨ͘͞ͳ͍

՝୊ɿෆ҆ఆͳίʔυ͕ϝΠϯϥΠϯʹ߹ྲྀ 48 #PPLNBSL6TFDBTF #PPLNBSL3FQPTJUPSZ υϝΠϯϞσϧ $PVQPO6TFDBTF #PPLNBSL4FSWJDF $PVQPO4FSWJDF
$PVQPO3FQPTJUPSZ υϝΠϯϞσϧ ໼ҹ͸ґଘؔ܎ͷ޲͖ &YQFSJNFOUBM6TFDBTF &YQFSJNFOUBM4FSWJDF &YQFSJNFOUBM3FQPTJUPSZ υϝΠϯϞσϧ

՝୊ɿෆ҆ఆͳίʔυ͕ϝΠϯϥΠϯʹ߹ྲྀ 49 #PPLNBSL6TFDBTF #PPLNBSL3FQPTJUPSZ υϝΠϯϞσϧ $PVQPO6TFDBTF &YQFSJNFOUBM6TFDBTF #PPLNBSL4FSWJDF
$PVQPO4FSWJDF &YQFSJNFOUBM4FSWJDF $PVQPO3FQPTJUPSZ &YQFSJNFOUBM3FQPTJUPSZ υϝΠϯϞσϧ ໼ҹ͸ґଘؔ܎ͷ޲͖ υϝΠϯϞσϧ

52 #PPLNBSL6TFDBTF #PPLNBSL3FQPTJUPSZ υϝΠϯϞσϧ $PVQPO6TFDBTF &YQFSJNFOUBM6TFDBTF #PPLNBSL4FSWJDF $PVQPO4FSWJDF
&YQFSJNFOUBM4FSWJDF $PVQPO3FQPTJUPSZ &YQFSJNFOUBM3FQPTJUPSZ υϝΠϯϞσϧ ໼ҹ͸ґଘؔ܎ͷ޲͖ υϝΠϯϞσϧ TRYɿෆ҆ఆͳίʔυ΁ґଘͰ͖ΔΫϥε΍  ɹɹ ϝιουΛςετʹΑΓ੍ݶ͢Δ

TRYɿෆ҆ఆͳίʔυ΁ґଘͰ͖ΔΫϥε΍  ɹɹ ϝιουΛςετʹΑΓ੍ݶ͢Δ 53 @ArchTest val `ExperimentalΞϊςʔγϣϯ͕෇༩͞ΕͨΫϥε͕  ExperimentalΞϊςʔγϣϯ͕෇༩͞ΕͨΫϥε͔ΒͷΈґଘ͞Ε͍ͯΔ͜ͱΛ֬ೝ` =
  classes() .that() .areAnnotatedWith(Experimental::class.java) .should(ArchConditions.onlyHaveDependentClassesThat(ANNOTATED_CLASSES)) @ArchTest val `ExperimentalΞϊςʔγϣϯ͕෇༩͞Εͨϝιου͕  ExperimentalΞϊςʔγϣϯ͕෇༩͞Εͨϝιου΍Ϋϥε͔ΒͷΈґଘ͞Ε͍ͯΔ͜ͱΛ֬ೝ` =   methods() .that() .areAnnotatedWith(TEExperimental::class.java) .should(DEPENDENT_ONLY_ON_ANNOTATED_CODE)

TRYɿෆ҆ఆͳίʔυ΁ґଘͰ͖ΔΫϥε΍  ɹɹ ϝιουΛςετʹΑΓ੍ݶ͢Δ 54 private fun checkRecursively(input: JavaClass): Boolean
{ return when { // ExperimentalΞϊςʔγϣϯ͸਌Ϋϥεʹ͔͠෇༩͞Ε͍ͯͳ͍ͷͰ // ಗ໊Ϋϥε΍ωετͷࢠΫϥεͷ৔߹͸࠶ؼతʹ਌ΫϥεΛݟʹߦ͘ input.isAnonymousClass || input.isNestedClass -> checkRecursively( input.enclosingClass.get() ) input.isAnnotatedWith(Experimental::class.java) -> true else -> false } }

56 ΞϓϦέʔγϣϯղੳ΁ͷར༻๏ CASE 3 : PRࠩ෼ͷӨڹൣғͷݕ஌ CASE 4 : ࢓༷೺ѲϚοϓͷࣗಈ࡞੒
CASE 5 : αʔϏεؒґଘؔ܎ͷՄࢹԽ CASE 6 : ը໘ભҠਤͷࣗಈੜ੒

CASE 3 : PRࠩ෼ͷӨڹൣғͷݕ஌ 57

w ଟ͘ͷΫϥε͔Βґଘ͞Ε͍ͯΔඃґଘ౓͕  ߴ͍ΫϥεͷΤϯϋϯε΍ϦϑΝΫλͰ͸  ൺֱతมߋͷӨڹൣғ͕େ͖͘  σάϨ͕ൃੜ͢Δ֬཰͕ߴ͍ w ґଘΫϥεଆͰ͸ίʔυ্ͷࠩ෼͕Ͱ΋  ಺෦࢓༷΁ͷ҉໧తͳґଘʹΑͬͯ  ࢓༷ͷഁյతมߋͷӨڹΛड͚Δ৔߹͕͋Δ
58 എܠɿࠩ෼ͷӨڹൣғͱσάϨ // Τϯϋϯεલ : ਖ਼ͷ੔਺Λฦ͢  // Τϯϋϯεޙ : ੔਺Λฦ͢  public int calculate(int input){ var output = ... return output; }   // calculate()͕ਖ਼ͷ੔਺Λฦ͢ͱ͍͏  // લఏʹґଘͯ͠ॲཧΛ࣮ߦ͢Δϝιου public int useCalculate(){ var result = calculate(10); return ... }

w 13ͷࠩ෼ͷӨڹൣғ  σάϨ͕ൃੜ͢Δ  Մೳੑ͕͋ΔΫϥε΍$POUSPMMFSΫϥε   Λػցతʹ೺Ѳ͍ͨ͠ w *%&Λ࢖ͬͯಛఆΫϥεʹର͢Δ  ґଘؔ܎ͷϦετΞοϓ΋Մೳ͕ͩ 
13ͷࠩ෼ͷશΫϥεʹର࣮ͯ͠ߦͯ͠  ϝϯόʔʹڞ༗͢Δͷʹ͸ख͕͔͔ؒΔ 59 ՝୊ɿࠩ෼ͷӨڹൣғͷࣗಈݕग़

w 13ͷࠩ෼ͷӨڹൣғ  σάϨογϣϯ͕ൃੜ͢ΔՄೳੑ͕  ɹ͋ΔΫϥε΍$POUSPMMFSΫϥε   ͷҰཡදΛ$*্Ͱࣗಈੜ੒ͯ͠  13্Ͱ೺ѲͰ͖ΔΑ͏ʹͨ͠ w ϝϯόʔಉ࢜ͰӨڹൣғͷೝࣝΛ 
ڞ༗͢Δ͜ͱͰςετͰ๷͍͛ͯͳ͍  σάϨογϣϯʹؾ͖ͮ΍͘͢͢Δ 60 TRYɿCI্͔ΒӨڹൣғΛࣗಈͰϦετΞοϓ

w "13ͰEJ⒎͕ൃੜͨ͠Ϋϥε  #"ʹґଘ͍ͯ͠ΔΫϥε  $#ʹґଘ͍ͯ͠ΔΫϥεɾɾɾ  ͷΑ͏ʹґଘΫϥεΛॱʹ୧͍͚ͬͯ͹  EJ⒎ͷӨڹൣғΛચ͍ग़͢͜ͱ͕Մೳ w EJ⒎͕ൃੜͨ͠ϑΝΠϧ໊Λ༩͑Δͱ  ӨڹൣғͷϑΝΠϧ໊Λग़ྗ͢ΔΑ͏ͳ 
HSBEMFλεΫΛ"SDI6OJUΛ࢖࣮ͬͯ૷ 61 HowɿPRͷdiff͔ΒӨڹൣғΛׂΓग़͢ ›./gradlew scanDependenciesFromGitDiff

ิ଍ɿݕग़Ͱ͖ͳ͍Өڹൣғʹ஫ҙ w ੩తͳґଘղܾͰ͸ݕग़Ͱ͖ͳ͍έʔεʹ஫ҙ͢Δ  ϦϑϨΫγϣϯͳͲಈతͳґଘղܾ  ΞϓϦέʔγϣϯϑϨʔϜϫʔΫʹؔΘΔมߋ  ઃఆϑΝΠϧͷมߋ w ͋͘·ͰӨڹൣғͷ೺Ѳͷαϙʔτͱͯ͠࢖͏ w
σάϨογϣϯ๷ࢭ͕໨తͳΒ͹  ΑΓྑ͍ઃܭ΍ςετͰͦ΋ͦ΋σάϨογϣϯ͕  ൃੜ͠ʹ͘͘͢Δͷʹӽͨ͜͠ͱ͸ͳ͍ 62 03FJMMZ.FEJB *OD  ʮ'VOEBNFOUBMTPG4PGUXBSF"SDIJUFDUVSFʯ

63 TRYɿӨڹൣғͷςετ͚ͩΛ࣮ߦ͢Δ w 13ͷEJ⒎ͷӨڹൣғ͕ར༻ͯ͠  Өڹൣғ಺ͷςετ͚ͩΛ  ࣮ߦͤ͞Δ͜ͱ΋Մೳ w ࣮ߦίετ͕ߴ͍ςετΛ  ޮ཰Α࣮͘ߦ͢Δ͜ͱ΋Ͱ͖Δ
w ςετϐϥϛουΛ  ॎʹ෼ׂ͢ΔΠϝʔδ 4NBMM .FEJVN -BSHF ςετϐϥϛουΛॎʹ෼ׂ͢Δ

ิ଍ɿӨڹൣғʹԠͨࣗ͡ಈςετൣғͷมߋ w DG5FTU*NQBDU"OBMZTJT  ΫϥεؒͷӨڹ౓߹͍Λࣄલʹอଘ͓͖ͯ͠  มߋ͞ΕͨΫϥεͱؔ࿈౓͕ߴ͍  Ϋϥεͷςετ͚ͩΛ࣮ߦ  7JTVBM4UVEJP΍"[VSF1JQFMJOFT্Ͱར༻Մೳ 64 IUUQTNBSUJOGPXMFSDPNBSUJDMFTSJTFUFTUJNQBDUBOBMZTJTIUNM

CASE 4 : ࢓༷೺ѲϚοϓͷࣗಈ࡞੒ 65

എܠɿྺ࢙͕௕͍αʔϏεͳΒͰ͸ͷن໛(࠶) 66 "OESPJEͷը໘਺໿ #''ͷ"1*਺໿ #BDLFOEͷ"1*਺໿ ࢀর͢Δ%#ͷςʔϒϧ਺໿ w ೥ۙ͘ଓ͍͍ͯΔαʔϏεͰ͋Γɺ"1*͚ͩͰ΋ൺֱతେن໛ͳαʔϏε

՝୊ɿϝϯόʔͷ࢓༷ཧղ౓͕ภͬͯ͠·͏ w ཭೚ɾҟಈͳͲͷӨڹ΋͋Γɺෳࡶ͔ͭॏཁͳ࢓༷ͷ"1*Λ  ࣮૷ϨϕϧͰৄࡉʹཧղ͍ͯ͠Δϝϯόʔ͕ภͬͯ͠·͏͜ͱ͕͋Δ w ୭͕Ͳͷ"1*ͷ࢓༷ʹৄͦ͠͏ͳͷ͔  ͱ͍͏͜ͱࣗମΛ೺Ѳ͍ͯ͠Δϝϯόʔ΋ݶΒΕ͖ͯͯ͠·͏ w ϝϯόʔͷ࢓༷ཧղ౓͕ՄࢹԽͰ͖Ε͹ 
λεΫ΍ϨϏϡΞʔͷΞαΠϯͷ൑அʹ΋׆༻Ͱ͖Δ 67

՝୊ɿ࢓༷ͷҰཡԽ΍ӡ༻΋ίετ͕ߴ͍ IUUQTFOHJOFFSSFDSVJUMJGFTUZMFDPKQUFDICMPHTQFDVOEFSTUBOEJOHNBQ 68

TRYɿίϛοτཤྺͱґଘؔ܎͔Βࣗಈੜ੒ w ίϛοτͰEJ⒎͕͋ΔΫϥεʹ  ґଘ͍ͯ͠ΔΫϥεΛ୧Ε͹  Ͳ͔͜ͷ"1*ΤϯυϙΠϯτʹඥͮ͘ w ֤ϝϯόʔ͕ͦΕͧΕͷ"1*ʹ  ͲΕ͚ͩมߋΛՃ͑ͨ͜ͱ͕  ͋Δ͔Λ਺஋ԽͰ͖Δ
69 ›./gradlew calculateContributeScore

Howɿίϛοτཤྺͱґଘؔ܎͔Βࣗಈੜ੒ w (JU)VCͷ"1*Λར༻ͯ͠  ֤νʔϜϝϯόʔ͕ࠓ·Ͱͷ13্Ͱ  ͲͷΫϥεʹͲͷ͘Β͍ࠩ෼Λ  ࡞͖ͬͯͨͷ͔Λूܭ w "SDI6OJUΛ࢖ͬͯ  ֤Ϋϥε͕Ͳͷ"1*ΤϯυϙΠϯτͰ 
ར༻͞Ε͍ͯΔ͔ͷґଘؔ܎Λऔಘ 70 ›./gradlew calculateContributeScore

TRYɿίϛοτཤྺͱґଘؔ܎͔Βࣗಈੜ੒ 71

ิ଍ɿ࢓༷ཧղ౓͕ͲΕ͘Β͍ਖ਼͍͠ͷ͔ʁ w ίϛοτܦݧ͕͋Δͱ͍ͬͯ΋ܰඍͳϦϑΝΫλͩͬͨΓͱ  ͦΕ΄Ͳ࢓༷ཧղ౓ͱϦϯΫͯ͠ͳ͍έʔε΋͋Δ w ίϛοτ΍13ͷEJ⒎ͷେ͖͞΍ಉ࣌ฤूͨ͠ϑΝΠϧ਺ͳͲ΋  ߟྀͯ͠ॏΈ෇͚Λ͢Δͱਫ਼౓্͕͕Δ͔΋͠Εͳ͍ w ࠓճͷϢʔεέʔεͰ͸͋͘·Ͱେ·͔ͳ܏޲͑͞ 
Θ͔Ε͹Α͍ͱׂΓ੾͍ͬͯΔ w DGϖΞϓϩάϥϛϯάɾϞϒϓϩάϥϛϯάɾ҉໧஌ͷڞ༗ 72

CASE 5 : αʔϏεؒґଘؔ܎ͷՄࢹԽ 73

74 എܠɿAPIͷΞʔΩςΫνϟʔ (࠶) w ΞϓϦͷϢʔεέʔε୯ҐͰ࡞੒ͨ͠#''ͷ"1*͸  σʔλͷϦιʔε୯ҐͰ࡞੒ͨ͠#BDLFOEͷ"1*͔Β  ඞཁͳ৘ใΛू໿ͯ͠ΞϓϦʹఏڙ #BDLFOE  "1*  GPS403
#''"1*  GPS40& J04"OESPJE ΞϓϦ %#ݕࡧΤϯδϯ A C A B C B

എܠɿྺ࢙͕௕͍αʔϏεͳΒͰ͸ͷن໛(࠶) 75 "OESPJEͷը໘਺໿ #''ͷ"1*਺໿ #BDLFOEͷ"1*਺໿ ࢀর͢Δ%#ͷςʔϒϧ਺໿ w ೥ۙ͘ଓ͍͍ͯΔαʔϏεͰ͋Γɺ"1*͚ͩͰ΋ൺֱతେن໛ͳαʔϏε

՝୊ɿαʔϏεؒͷӨڹௐࠪͷίετ͕ߴ͍ w ΤϯϋϯεɾϦϑΝΫλ࣌ʹ͓͚ΔαʔϏεؒͷӨڹௐࠪ  Ͳͷ#BDLFOEͷ"1*͕Ͳͷ#''ͷ"1*Ͱ࢖ΘΕ͍ͯΔͷ͔  Ͳͷ#''ͷ"1*͕ͲͷΞϓϦͷը໘Ͱ࢖ΘΕ͍ͯΔͷ͔ w ֤"1*͕ͦΕͧΕϢʔβʔʹͲͷΑ͏ͳମݧΛ  ఏڙ͢ΔͨΊʹར༻͞Ε͍ͯΔͷ͔ w ͜ΕΒͷυΩϡϝϯτΛखಈͰϝϯςφϯε͢Δͷ΋େม
76

TRYɿAPIؒͷґଘؔ܎දΛCI্Ͱࣗಈੜ੒ 77 #BDLFOE  "1*  GPS403 #''"1*  GPS40& J04"OESPJE ΞϓϦ
%#ݕࡧΤϯδϯ

w "SDI6OJUΛ$PSF"1*Λ࢖ͬͯ  ϝιου͕ݺͼग़͢ϝιουΛ  औಘ͢Δ͜ͱ͕Ͱ͖Δ w ͜ΕΛར༻ͯ͠  ͋Δ"1*ΤϯυϙΠϯτ͕  σʔλΛऔಘ͢Δ·Ͱͷ  ϝιουγʔέϯεΛ 
ίʔυ͔Β௥͏͜ͱ͕Ͱ͖Δ 78 HowɿΤϯυϙΠϯτͱ֎෦σʔλͷରԠΛ  ϝιουͷґଘؔ܎͔Βऔಘ

w ύοέʔδ΍Ϋϥεͷ  ϨΠϠʔຖͷ໋໊نଇΛ  ߟྀ͢Ε͹ΑΓޮ཰తʹ  γʔέϯεΛ࡞੒Մೳ w ϥϜμؔ਺΍,PUMJO+7.͕  ͲΜͳόΠτίʔυʹͳΔ͔͸  एׯߟྀ͢Δඞཁ͕͋Δ৔߹΋ 
͋Δ͜ͱʹ஫ҙ 79 HowɿΤϯυϙΠϯτͱ֎෦σʔλͷରԠΛ  ϝιουͷґଘؔ܎͔Βऔಘ $POUSPMMFSΫϥε૚ 3FQPTJUPSZΫϥε૚ 6TF$BTFΫϥε૚ υϝΠϯϞσϧ૚

80 @RestController @RequestMapping(value = "/hair/hair-colors") @AllArgsConstructor public class HairColorController
{ private final HairColorUsecase usecase; @GetMapping public ResponseEntity<GetHairColorResponse> getHairColor() { final var body = usecase.getHairColors(); return ResponseEntity.body(body); } } w "1*ΤϯυϙΠϯτ  IBJSIBJSDPMPST(&5͸ )BJS$PMPS6TFDBTFΫϥεͷ  HFU)BJS$PMPSTϝιουʹ  ґଘ͍ͯ͠Δ w Ξϊςʔγϣϯͷ஋͔Β  "1*ΤϯυϙΠϯτͷύε΍  ϝιου΋औಘͰ͖Δ HowɿΤϯυϙΠϯτͱ֎෦σʔλͷରԠΛ  ϝιουͷґଘؔ܎͔Βऔಘ

81 @RestController @RequestMapping(value = "/hair/hair-colors") @AllArgsConstructor public class HairColorController
{ private final HairColorUsecase usecase; @GetMapping public ResponseEntity<GetHairColorResponse> getHairColor() { final var body = usecase.getHairColors(); return ResponseEntity.body(body); } } w "1*ΤϯυϙΠϯτ  IBJSIBJSDPMPST(&5͸ )BJS$PMPS6TFDBTFΫϥεͷ  HFU)BJS$PMPSTϝιουʹ  ґଘ͍ͯ͠Δ HowɿΤϯυϙΠϯτͱ֎෦σʔλͷରԠΛ  ϝιουͷґଘؔ܎͔Βऔಘ

82 @Usecase @AllArgsConstructor public class HairColorUsecase { private final
HairColorRepository repository; @Nonnull public GetHairColorResponse getHairColors() { final var hairColors = repository.findAll(); final var hairColorDtos = hairColors.stream() .map(HairColorDtoMapper::map) .collect(Collectors.toList()); return GetHairColorResponse.builder() .hairColors(hairColorDtos) .build(); } } w )BJS$PMPS6TFDBTFΫϥεͷ  HFU)BJS$PMPSTϝιου͸  )BJS$PMPS3FQPTJUPSZΫϥεͷ  pOE"MMϝιουʹґଘ͍ͯ͠Δ HowɿΤϯυϙΠϯτͱ֎෦σʔλͷରԠΛ  ϝιουͷґଘؔ܎͔Βऔಘ

83 @Usecase @AllArgsConstructor public class HairColorUsecase { private final
HairColorRepository repository; @Nonnull public GetHairColorResponse getHairColors() { final var hairColors = repository.findAll(); final var hairColorDtos = hairColors.stream() .map(HairColorDtoMapper::map) .collect(Collectors.toList()); return GetHairColorResponse.builder() .hairColors(hairColorDtos) .build(); } } w )BJS$PMPS6TFDBTFΫϥεͷ  HFU)BJS$PMPSTϝιου͸  )BJS$PMPS3FQPTJUPSZΫϥεͷ  pOE"MMϝιουʹґଘ͍ͯ͠Δ HowɿΤϯυϙΠϯτͱ֎෦σʔλͷରԠΛ  ϝιουͷґଘؔ܎͔Βऔಘ

TRYɿAPIؒͷґଘؔ܎දΛCI্Ͱࣗಈੜ੒ 84 #BDLFOE  "1*  GPS403 #''"1*  GPS40& J04"OESPJE ΞϓϦ
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TRYɿAPI/DBςʔϒϧؒͷґଘؔ܎ΛҰཡԽ 85 #BDLFOE  "1*  GPS403 #''"1*  GPS40& J04"OESPJE ΞϓϦ
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TRYɿAndroidɾBFFؒͷґଘؔ܎ΛҰཡԽ 86 #BDLFOE  "1*  GPS403 #''"1*  GPS40& J04"OESPJE ΞϓϦ
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TRYɿAndroidɾDBؒͷґଘؔ܎ΛҰཡԽ 87 #BDLFOE  "1*  GPS403 #''"1*  GPS40& J04"OESPJE ΞϓϦ
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IUUQTRJJUBDPNPYTPGUJUFNTEDDDDDFD 88

89 ิ଍ɿAPIͷΰʔϧΩϟϯόε w "1*ͱΞϓϦͷը໘ͷରԠ͕ҰཡԽ͞ΕΔ͜ͱͰνʔϜؒͰ΋  "1*ͷ඼࣭ͱϢʔβʔӨڹͷ໨ઢ͕߹Θͤ΍͘͢ͳΔ  ͋Δ"1*ͷϨεϙϯε͕஗͘ͳΔͱϢʔβʔͷͲͷମݧʹӨڹ͕ͰΔͷ͔  ͋Δ"1*ͰΤϥʔ͕ଟ͘ͳΔͱϢʔβʔ͸Կ͕Ͱ͖ͳ͘ͳͬͯ͠·͏ͷ͔ ᠳӭࣾʮ8FC"1*ͷઃܭʯ

ิ଍ɿ෼ࢄτϨʔγϯά w αʔϏεؒͷґଘؔ܎Λ೺Ѳ͍͚ͨͩ͠ͳΒ͹  ෼ࢄτϨʔγϯάͳͲΛར༻͢Δ͜ͱ΋༗ޮ 90

CASE 6: ը໘ભҠਤͷࣗಈੜ੒ 91

92 എܠɿAPIͷΰʔϧΩϟϯόε w "1*ͱϢʔβʔମݧ΁ͷӨڹΛߟ͑Δʹ͋ͨͬͯ  ෳ਺ͷ"1*͕ͲͷΑ͏ͳॱ൪Ͱར༻͞Ε͍ͯΔͷ͔Λ೺Ѳ͍ͨ͠  ΞϓϦ։ൃऀ͸ͲͷΑ͏ͳॱ൪Λ"1*Λར༻͍ͯ͠Δͷ͔  Ϣʔβʔ͸ͲͷΑ͏ʹը໘ΛભҠ͍ͯ͠Δͷ͔ w ϩά͔Βύλʔϯ΍܏޲Λ෼ੳ͢Δ͚ͩͰͳ͘  ͦ΋ͦ΋ը໘࢓༷ͱͯ͠Ͳ͏͍͏ભҠ͕Մೳͳͷ͔΋஌Γ͍ͨ

93 ՝୊ɿAPIͷΰʔϧΩϟϯόε w ը໘਺͕ଟ͍େن໛ΞϓϦͩͱීஈ͔ΒΞϓϦΛ৮͍ͬͯͯ΋  ΄ͱΜͲ։͔ͳ͍ը໘͕͋ΔͳͲશͯͷը໘ભҠΛ೺Ѳ͢Δͷ͸೉͍͠ w ΞϓϦͷը໘ભҠύλʔϯ࢓༷ΛखಈͰϝϯςϯφϯε͢Δͷ͸େม

94 TRYɿը໘ભҠਤͷࣗಈੜ੒

95 Howɿը໘Ϋϥεͷґଘؔ܎Λऔಘ w "OESPJEΞϓϦͷ  "DUJDJUZɾ'SBHNFOUΫϥεͷ  ݺͼग़͠ͳͲͷґଘؔ܎Λར༻ͯ͠  Ϣʔβʔ͕Ͳͷը໘͔ΒͲͷը໘ʹ  ભҠ͠ಘΔͷ͔ͷભҠάϥϑΛ࡞੒ w ը໘ભҠάϥϑΛը૾ͱͯ͠ग़ྗ
private fun onClickBlog() { val intent =   KireiBlogListTabActivity.intent(  this,   salonId  ) startActivity(intent) }    private fun navigateToLogin() { val intent = LoginActivity.intent(this) startActivityForResult( intent, REQUEST_CODE_LOGIN ) }

ิ଍ɿAndroidΞϓϦͱArchUnit w ΞϓϦέʔγϣϯͷߏ੒ʹΑͬͯ͸+BWBɾ,PUMJOίʔυ͚ͩͰͳ͘  9.-ϑΝΠϧͷ಺༰΋֬ೝ͢Δඞཁ͕͋Δ͜ͱʹ஫ҙ  DG/BWJHBUJPO$PNQPOFOUͱφϏήʔγϣϯάϥϑ w "SDI6OJU͸CZUFDPEFΛղੳ͢ΔͷͰࣗಈੜ੒͞Εͨ  Ϋϥεͷґଘؔ܎΋ߟྀ͢Δ͜ͱ͕Ͱ͖Δ 96

CASE 1 : υϝΠϯؒͷґଘؔ܎ͷ੍ޚ CASE 2 : ෆ҆ఆͳίʔυͷґଘؔ܎ͷ੍ޚ 98 ΞʔΩςΫνϟʔςετͷར༻๏

99 ΞϓϦέʔγϣϯղੳ΁ͷར༻๏ CASE 3 : PRࠩ෼ͷӨڹൣғͷݕ஌ CASE 4 : ࢓༷೺ѲϚοϓͷࣗಈ࡞੒
CASE 5 : αʔϏεؒґଘؔ܎ͷՄࢹԽ CASE 6 : ը໘ભҠਤͷࣗಈੜ੒

w "SDI6OJUͱ࢖͏ͱ+BWB΍,PUMJO+7.Ͱهड़͞Εͨ  ΞϓϦέʔγϣϯͷΞʔΩςΫνϟʔςετ΍  ґଘؔ܎ͷղੳͳͲ͕ൺֱతָʹ࣮૷Ͱ͖Δ w ϥΠϒϥϦͷݩʑͷ໨తͱ͸ҟͳΔ࢖͍ํͰ͋Δ͜ͱʹ஫ҙ w खಈͰͷӡ༻͸໘౗͚ͩͲؤுͬͯࣗಈԽ͢Δʹ͸ՙ͕ॏ͍  ͦΜͳᙱ͍ͱ͜ΖʹखΛಧ͔ͤΔΑ͏ͳࣗಈԽΛ  "SDI6OJUΛ࢖࣮ͬͯݱ͢Δ͜ͱ͕Ͱ͖Δ
·ͱΊ 100

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w IUUQTHJUIVCDPN5/("SDI6OJU&YBNQMFT ࢀߟURL : 1 101

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痒いところに手を届かせるArchUnitの利用法 ～アーキテクチャーテストからアプリケーション...

痒いところに手を届かせるArchUnitの利用法 ～アーキテクチャーテストからアプリケーション解析まで～

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痒いところに手を届かせるArchUnitの利用法～アーキテクチャーテストからアプリケーション...

痒いところに手を届かせるArchUnitの利用法～アーキテクチャーテストからアプリケーション解析まで～