Springで始めるWebApplication / Start Spring Web Application

Transcript

1. 4QSJOHͰ࢝ΊΔ
   8FCΞϓϦέʔγϣϯ
2. ·ͣॳΊ͸ͱΓ͋͑ͣ৮ͬͯಈ͔͢
3. IUUQTTUBSUTQSJOHJP 4QSJOHΞϓϦέʔγϣϯΛ࢝ΊΔʹ͋ͨͬͯ؆୯ʹ਽ܗ Λ࡞Δ͜ͱ͕Ͱ͖Δެࣜ
4. (SBEMFͷϓϩδΣΫτͱͯ͠࡞੒
   ˞
   (SBEMFʹ͍ͭͯ͸ޙड़ ݴޠ͸+BWBΛ࢖༻ 4QSJOH
   #PPUͷόʔδϣϯ͸Λ࢖༻ ύοέʔδ໊ʹͳΔ ΞϓϦέʔγϣϯ໊
5. 4QSJOH
   8FCΛ࢖͍͍ͨͷͰݕࡧ ϘοΫεʹʮ8FCʯͱ͍Εɺ 4QSJOH
   8FCΛબ୒ ԡԼ͢Δͱμ΢ϯϩʔυ͕࢝·Δ ʢΞϓϦέʔγϣϯ໊[JQʣ
6. ల։͢Δͱ͜Μͳײ͡
7. ࣮͸΋͏ಈ͔ͤΔ
8. HSBEMFX
   CPPU3VO ల։ͨ͠σΟϨΫτϦ·ͰλʔϛφϧͰҠಈͯ͠ Λ࣮ߦ
9. ͜Ε͕ग़͍ͯΕ͹0, (SBEMFͷϓϩάϨεόʔతͳͷ͸ˋͰࢭ·Δ͜ͱ΋͋Δ͔΋ʜ
10. IUUQMPDBMIPTU
11. 
    Τϥʔϖʔδ͕දࣔ͞ΕΔ
    ˠ
    Կ΋ઃఆ͍ͯ͠ͳ͍ͷͰ౰વͷਖ਼͍͠ڍಈ ͋Θͯͳͯ͘0,
12. 
    λϒʹ͸ͪΌΜͱ4QSJOHͷGBWJDPO͕දࣔ͞Ε͍ͯΔ͸ͣ
13. 
    ͪͳΈʹCPPU3VO͍ͯ͠ͳ͍ঢ়ଶͰIUUQMPDBMIPTU ʹΞΫηεͯ͠΋ʢ$ISPNFͷ৔߹ʣ͜͏ͳΔͷͰ4QSJOH ͷΤϥʔϖʔδ͕ग़Δͷ͸͏·͘ߦͬͯΔূڌ
14. ಈ͘͸ಈ͍ͨ
15. Ͱ΋ͳΜͰಈ͔͘͸Α͘Θ͔Βͳ͍
16. ݸͣͭݟ͍ͯ͘ Ұؾʹදࣔ͞ΕΔͱ಄·ΘΒͳ͘ͳͬͯ Θ͔Βͳ͘ͳΔͷͰ
17. ࠶ܝ
18. ·ͣ͜͜
20. ൴Β͸Ϗϧυπʔϧͱ͍͍·͢
21. Ϗϧυπʔϧ
    JT
    Կ
22. Ϗϧυʹؔ͢Δ͜ͱΛΑ͠ͳʹ΍ͬͯ͘ΕΔ
23. wίϯύΠϧ
    wςετ
    w੩తղੳ
    wϥΠϒϥϦͷґଘ؅ཧ
    FUDʜ ΋͠Ϗϧυπʔϧ͕ͳ͔ͬͨΒʜ
    ϑΝΠϧͣͭखͰKBWBDίϚϯυୟ͍ͯ ίϯύΠϧͨ͠Γςετ࣮ߦͨ͠Γʜ
    ࣗ෼ͰݸͣͭϥΠϒϥϦམͱ͖ͯͯ͠ Ϋϥεύε௨ͨ͠Γʜ
24. ͪΐͬͱ୤ઢ
25. खಈͰ+BWBϑΝΠϧΛίϯύΠϧ͢Δʹ͸
26. )FMMP8PSMEKBWB public class HelloWorld { public static void main(String[] args) { System.out.println("Hello World!"); } } ˢͷϑΝΠϧΛAKBWBD
    )FMMP8PSMEKBWBAͰίϯύΠϧ
    ˠ
    )FMMP8PSMEDMBTT͕ੜ੒͞ΕΔ
    ˠ
    AKBWB
    )FMMP8PSMEAΛ࣮ߦ
    ˠ
    )FMMP
    8PSME͕ग़ྗ͞ΕΔ
27. ݸݸ+BWBϑΝΠϧΛίϯύΠϧͯ͠ΫϥεϑΝΠϧ Λੜ੒͢Δͷ͸͠ΜͲ͍ ·ͱΊͯ໘౗ݟͯ͘ΕΔϏϧυπʔϧΛར༻͠ͳ͍ख͸ͳ͍
28. ศརͳͷͰੋඇϏϧυπʔϧΛ׆༻͍͖͍ͯͨ͠
29. ͡Ό͋Կ͕ҧ͏ͷ͔
    ˠ
    هड़͕ҧ͏ɺͰ͖Δ͜ͱ͕ҧ͏ʢࠩҟ͸ׂѪʣɺྺ࢙͕ҧ͏
30. ޙൃ
    ˠ
    ଞͷϏϧυπʔϧͷ͍͍ͱ ͜ΖΛٵऩͯ͠஀ੜ
31. ࠓ͔Β࢝ΊΔͳΒ(SBEMFͰྑ͍ʢݸਓͷײ૝Ͱ͢ʣ
32. ࣍͜͜
33. ࠓճ͸ Ͱॻ͚͘Ͳ ΍ Ͱ΋4QSJOHΛར༻Ͱ͖Δʢࠞࡏ΋Մʣ
34. ࣍͜͜
35. όʔδϣϯʹΑͬͯαϙʔτ͍ͯ͠Δ
    w +BWBͷόʔδϣϯ
    w ґଘ͍ͯ͠ΔϥΠϒϥϦͷόʔδϣϯ
    ౳͕ҧͬͨΓ͢Δ IUUQTHJUIVCDPNTQSJOHQSPKFDUTTQSJOHCPPUXJLJ ࡉ͔͍ࠩҟ͸ϦϦʔεϊʔτΛࢀর
36. ࣍͜͜
37. (SPVQ
    
    "SUJGBDU
    ˠ
    QBDLBHF DPNZBDIJZTQSJOH JOUSPEVDUJPO DPNZBDIJZTQSJOHJOUSPEVDUJPO ΞϓϦέʔγϣϯͷݖརݩ΍ॴଐɺ
    ؅ཧମ੍౳ ΞϓϦέʔγϣϯ໊ ഑ԼʹιʔεΛهड़͍ͯ͘͠
38. ࣍͜͜
39. Α͘࢖͏ґଘؔ܎ͱͬ͘͟Γ֓ཁʢओ؍ʣ 4QSJOH
    8FC 8FCαʔϏεΛͭ͘ΔͨΊʹ༻͍Δجૅత ͳػೳ 4QSJOH
    %BUB
    +1" σʔλϕʔε΁ͷ઀ଓɺೖग़ྗɺσʔλૢ࡞ ͳͲʹؔ͢Δػೳ -PNCPL (FUUFS
    4FUUFS౳ͷهड़ΛΞϊςʔγϣϯΛ ॻ͘͜ͱͰলུͰ͖Δ
40. 
    ݱঢ়ʢ࠶ܝʣ
41. )FMMP
    8PSME΍͍ͬͯ͘
42. ͨΊʹ·ͣ͸։ൃ؀ڥΛ४උ͢Δ
43. +BWB
    
    4QSJOH
    
    (SBEMFͳ։ൃʹ͸ ͕͓͢͢Ί $PNNVOJUZΤσΟγϣϯͳΒແྉ
    ʢͦͯ͠ී௨ʹ࢖͏෼ʹ͸ࠔΒͳ͍ʣ
44. ิ׬͕ϦΞϧλΠϜ
    ίʔυδΣωϨʔτ͕ॆ࣮͍ͯ͠Δ
    ϓϥάΠϯ΋๛෋
    ผͷݴޠͷऔΓѻ͍΋ָ
    FUDʜ
    
    
    
    ɹɹɹ ͓͢͢ΊϙΠϯτʢओ؍ʣ Λଧͬͨͱ͖ʹ͸΋͏͜Ε͕ग़ͯΔ
45. IUUQTXXXKFUCSBJOTDPNJEFBEPXOMPBE ͓࢖͍ͷ04Λબ୒ ͪ͜ΒΛબ୒
46. μ΢ϯϩʔυ͕ऴΘͬͨΒΠϯετʔϥʹ ैͬͯΠϯετʔϧ
47. ىಈ
48. ॳճͳͷͰಛʹJNQPSU͢Δ ઃఆ͸ͳ͍͸ͣ
49. ࢖͏ςʔϚΛબ୒ɻ
    ͨͩഎܠࠇͷ΄͏͕ѹ౗తʹ໨ʹ༏͍͠ͷͰͦΕΒΛਪ঑
    ˠ
    ͋ͱ͸ͣͬͱ/FYU͔Βͷ4UBSU
    VTJOH
    JOUFMMJK
    *%&"Λબ୒
50. ͪ͜ΒΛબ୒ 0QFOΛ͓ͨ͠Β4QSJOH
    *OJUJBMJ[SͰੜ੒ͨ͠ ϓϩδΣΫτʢϑΥϧμʣΛબ୒
51. ͜ͷνΣοΫϘοΫε֎͢ͱ ىಈͷ౓ʹग़ͯ͜ͳ͘ͳΔ 5JQT͕ग़͖ͯͨΒோΊͯ΋ྑ͍͔΋
    ཁΒͳ͚Ε͹$MPTF
52. ࠷ॳ͸TZODͱͳ͍ͬͯͯಡΈࠐΈ ऴΘΔͱTVDDFTTGVMʹͳΔ
53. ᶃ ᶄ ᶅ ൪߸ͷॱ൪Ͱԡ͍ͯ͘͠ ͱCPPU3VO͕Ͱͯ͘Δɻ
    ͜ΕΛԡ͢ͱίϚϯυ ͰHSBEMFX
    CPPU3VO͠ ͨͷͱಉ༷ʹΞϓϦέʔ γϣϯΛىಈͰ͖Δ
54. ։ൃ؀ڥͷ४උ׬ྃ
55. վΊͯ)FMMP
    8PSME
56. IUUQMPDBMIPTUʹΞΫηε͢Δͱ )FMMP
    8PSMEͱը໘ʹग़ྗ͍ͨ͠
58. !4QSJOH#PPU"QQMJDBUJPO ˠ
    ෇༩ͨ͠Ϋϥε͕4QSJOH#PPUͷΞϓϦέʔγϣϯͰ͋Δ͜ͱΛද͢
59. !4QSJOH#PPU"QQMJDBUJPO ˠ
    ෇༩ͨ͠Ϋϥε͕4QSJOH#PPUͷΞϓϦέʔγϣϯͰ͋Δ͜ͱΛද͢
 ˠ
    !$POpHVSBUJPO
    !&OBCMF"VUP$POpHVSBUJPO
    !$PNQPOFOU4DBOͳͲΛ෇༩ͨ͠ͷͱಉٛ
60. ࣮ࡍத਎͜Μͳײ͡
61. ˠ DPOUSPMMFSύοέʔδΛ࡞Δ
62. $POUSPMMFS
    ˠ
    ਓؒͱγεςϜͷڥք
63. ˠ )FMMP8PSME$POUSPMMFS ΫϥεΛ࡞੒
64. Ͱ͖ͨΫϥεʹॲཧΛهड़͍ͯ͘͠
65. package com.yachiy.spring.introduction.controller; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController @RequestMapping("/") public class HelloWorldController { @GetMapping("") public String helloWorld() { return "Hello World"; } } Ͱ͖ͨΒCPPU3VOͯ͠IUUQMPDBMIPTUʹΞΫηε
66. ղઆ
67. )FMMP
    8PSME͕ग़ྗ͞ΕΔ
68. package com.yachiy.spring.introduction.controller; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController @RequestMapping("/") public class HelloWorldController { @GetMapping("") public String helloWorld() { return "Hello World"; } }
69. !3FTU$POUSPMMFS ˠ
    8FC"1*༻ʢ+TPO౳ͷσʔλΛฦ͢ʣͷίϯτϩʔϥͰ࢖༻
    ˠ
    ໭Γ஋͸ίϯςϯπʢ+TPOͱ͔9.-ͳͲ͕Α͘༻͍ΒΕΔʣ
70. package com.yachiy.spring.introduction.controller; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController @RequestMapping("/") public class HelloWorldController { @GetMapping("") public String helloWorld() { return "Hello World"; } }
71. !3FRVFTU.BQQJOH ˠ
    !3FRVFTU.BQQJOHͷҾ਺ͷύεʹΞΫηε͞ΕͨΒर͏
    ˠ
    ϝιουͰ͸ͳ͘$POUSPMMFSΫϥεࣗମʹ͚ͭΔ͜ͱͰϝιο υͰͷ.BQQJOHͷهड़Λলུͯ͠ॻ͚Δ
72. package com.yachiy.spring.introduction.controller; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController @RequestMapping("/") public class HelloWorldController { @GetMapping("") public String helloWorld() { return "Hello World"; } }
73. !(FU.BQQJOH ˠ
    (FUͰࢦఆ͞ΕͨύεʹΞΫηε͞ΕͨΒर͏
    ˠ
    !3FRVFTU.BQQJOH WBMVFlQBUIz
    NFUIPE3FRVFTU.FUIPE(&5 Ͱ΋ಉ͡
74. ࣮ݧ package com.yachiy.spring.introduction.controller; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController @RequestMapping("/hello") public class HelloWorldController { @GetMapping("/hello1") public String helloWorld1() { return "Hello World1"; } @GetMapping("/hello2") public String helloWorld2() { return "Hello World2"; } }
75. 
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    ˠ
    ☓
    IFMMP
    
    
    
    
    
    
    
    
    
    
    ˠ
    ☓
    IFMMP
    
    
    
    
    
    
    
    
    ˠ
    ☓
    IFMMP
    
    
    
    
    
    
    
    
    ˠ
    ☓
    IFMMPIFMMP
    ˠ
    )FMMP
    8PSME
    IFMMPIFMMP
    ˠ
    )FMMP
    8PSME
    ͜͏ͳΔ͸ͣʜ
76. 㱻 package com.yachiy.spring.introduction.controller; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController @RequestMapping("/hello") public class HelloWorldController { @GetMapping("/hello1") public String helloWorld1() { return "Hello World1"; } @GetMapping("/hello2") public String helloWorld2() { return "Hello World2"; } } package com.yachiy.spring.introduction.controller; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RestController; @RestController public class HelloWorldController { @GetMapping("/hello/hello1") public String helloWorld1() { return "Hello World1"; } @RequestMapping(value = “/hello/hello2”, method = RequestMethod.GET) public String helloWorld2() { return "Hello World2"; } } ಉ͜͡ͱΛ࣮ݱͯ͠Δ
    ˠ
    ͩͬͨΒࠨͷ΄͏͕Θ͔Γ΍͍͢
77. )FMMP
    8PSMEऴΘΓ
78. ࣍͸ը໘Λฦ͢
79. plugins { id 'org.springframework.boot' version '2.1.8.RELEASE' id 'io.spring.dependency-management' version '1.0.8.RELEASE' id 'java' } group = 'com.yachiy.spring' version = '0.0.1-SNAPSHOT' sourceCompatibility = '1.8' repositories { mavenCentral() } dependencies { implementation 'org.springframework.boot:spring-boot-starter-web' implementation 'org.springframework.boot:spring-boot-starter-thymeleaf' testImplementation 'org.springframework.boot:spring-boot-starter-test' } CVJMEHSBEMF ґଘؔ܎ͷ௥ՃΛ͍ͨ͠৔߹͸EFQFOEFODJFTʹ௥Ճ͍ͯ͘͠
80. ˠ
    ςϯϓϨʔτΤϯδϯ
    ˠ
    ਽ܗͷ)5.-ʹ4QSJOHଆͷϩδοΫΛຒΊࠐΉͨΊͷ΋ͷͱ ࠓ͸ཧղ͓͚ͯ͠͹0, 5IZNFMFBG ৄ͘͠͸
    IUUQTXXXUIZNFMFBGPSHEPDUVUPSJBMTVTJOHUIZNFMFBG@KBIUNM
81. package com.yachiy.spring.introduction.controller; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.GetMapping; @Controller public class HelloWorldController { @GetMapping("/") public String hello(Model model) { model.addAttribute("value", "͜Μʹͪ͸"); return "hello"; } } )FMMP8PSME$POUSPMMFSKBWB
82. package com.yachiy.spring.introduction.controller; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.GetMapping; @Controller public class HelloWorldController { @GetMapping("/") public String hello(Model model) { model.addAttribute("value", "͜Μʹͪ͸"); return "hello"; } } )FMMP8PSME$POUSPMMFSKBWB !3FTU$POUSPMMFS
    ˠ
    !$POUSPMMFS Ҿ਺ʹ.PEFMΛड͚औΔ ଐੑʹ,FZͱ7BMVFΛ௥Ճ
83. !$POUSPMMFS ˠ
    ը໘Λฦ͢ίϯτϩʔϥͰ࢖༻
    ˠ
    ໭Γ஋͸7JFXͷભҠઌ
    ˠ
    ࠓճͷ৔߹͸IFMMPΛฦ٫͍ͯ͠ΔͷͰ
    UFNQMBUFTIFMMPIUNM͕ର৅
84. ˠ
    ը໘ʹ஋Λड͚౉ͨ͢ΊͷΠϯλʔϑΣʔε
    ˠ
    NPEFMBUUSJCVUF LFZ
    WBMVF Λݺͼग़ͯ͠஋Λड͚౉͢
    ˠ
    ଞͷड͚౉͠ํ͸ҎԼͷυΩϡϝϯτࢀর
    IUUQTEPDTTQSJOHJPTQSJOHEPDTDVSSFOUKBWBEPDBQJ PSHTQSJOHGSBNFXPSLVJ.PEFMIUNM .PEFM
85. SFTPVSDFTUFNQMBUFT഑ԼʹIFMMPIUNMΛ࡞੒
    ˠ
    SFTPVSDFTUFNQMBUFT͕ςϯϓϨʔτஔ͖৔
    ˠ
    ωετ΋ՄೳʢྫɿUFNQMBUFTHSPVQ UFNQMBUF/BNFIUNMʣ
86. <!doctype html> <html xmlns:th="http://www.thymeleaf.org"> <head> <meta charset="UTF-8" /> <title>Hello Thymeleaf</title> </head> <body> <h1 th:text="${value}"></h1> </body> </html> IFMMPIUNM
87. <!doctype html> <html xmlns:th="http://www.thymeleaf.org"> <head> <meta charset="UTF-8" /> <title>Hello Thymeleaf</title> </head> <body> <h1 th:text="${value}"></h1> </body> </html> \LFZ^ͰWBMVFΛࢀরͰ͖Δ IFMMPIUNM
88. ͜ΕͰCPPU3VOˠMPDBMIPTUʹΞΫηε͢Δͱʜ
89. ౉ͨ͠จࣈྻ͕ը໘ʹදࣔ͞ΕΔ͜ͱΛ֬ೝ
90. ը໘ͷදࣔ·Ͱ͸Ͱ͖ͨ
91. ·ͱΊ
92. 4QSJOHΛ࢖ͬͯ؆୯ͳ8FCΞϓϦέʔγϣϯΛߏஙͨ͠
    ˠ
    ࣍͸ۀ຿ΞϓϦέʔγϣϯͷҰൠతͳΞʔΩςΫνϟͰ͋Δ ૚ΞʔΩςΫνϟʹֶ͍ͭͯͿʢͱ͍͍͔΋ʣ