androidアプリを作る 第1・2回

gist の URL はこちら -> https://gist.github.com/nonylene/e0af007263fefa34028fce58988e1a9b

Transcript

1. "OESPJEΞϓϦΛ࡞Δ
   
   ,.$OPOZMFOF
   ɾ֓࿦ɾηοτΞοϓɾ+BWB લ൒
   
   

   View Slide

2. ࣗݾ঺հ
   w OPOZMFOF ͷʹΕΜ
   
   w ,.$ճ
   w ΧʔϏΟͰ͢
   w ͋ͭΊͯΧʔϏΟྑ͍Ͱ͢
   

   View Slide

3. ࣗݾ঺հ
   w OPOZMFOF ͷʹΕΜ
   
   w εϚϗΞϓϦͱ͔
   w 5XJUUFS(JU)VCFUD
   w IUUQOPOZMFOFIBUFOBCMPHKQ
   

   View Slide

4. ͜ͷεϥΠυ
   w ॳΊͷि෼Λ·ͱΊͨ΋ͷ
   

   View Slide

5. ࠓ೔΍Δ͜ͱ
   "OESPJE֓࿦
   ؀ڥηοτΞοϓ
   IFMMPXPSME
   +BWB લ൒
   
   

   View Slide

6. "OESPJE

   ֓࿦
   

   View Slide

7. "OESPJE
   ͱ͸
   

   View Slide

8. "OESPJEͱ͸
   w (PPHMF͕։ൃ͍ͯ͠Δ04
   w Φʔϓϯιʔε
   w εϚʔτϑΥϯɺλϒϨοτ޲͚
   w ࠷৽͸ /PVHBU
   
   

   View Slide

9. "OESPJEͱ͸
   w ಛ௃
   w ແྉʢಛڐྉআ͘ʣ
   w ͍ΖΜͳϝʔΧʔ
   w 9QFSJB 40/:
   (BMBYZ 4BNTVOH
   
   /FYVT (PPHMFͷ0&.
   )5$ FUD
   w ൺֱతࣗ༝౓͕ߴ͍ʢεϚʔτϑΥϯͷதͰ͸ʣ
   

   View Slide

10. ଞͷ04
    w J04
    w ೔ຊͰ͸γΣΞͰ͔͍
    w BOESPJEͷӬԕͷϥΠόϧ
    

    View Slide

11. ଞͷ04
    w 8JOEPXT1IPOF
    w /0,*"ͱ)5$͙Β͍ʜ
    w ͱࢥͬͨΒ࠷ۙ೔ຊͰ࡞ΒΕͯΔ
    w 7"*01IPOF."%04."FUD
    

    View Slide

12. "OESPJE։ൃ
    w جຊແྉ
    w Φʔϓϯιʔε
    w *%& "OESPJE4UVEJP
    
    w ΤϛϡϨʔλ
    w 1MBZ4UPSFʹެ։͢Δࡍ͸L
    

    View Slide

13. "OESPJE
    ͷ಺ଆ
    

    View Slide

14. "OESPJEͷ಺෦
    w -JOVYΧʔωϧΛ࠾༻
    w TIFMMʹೖΔͱίϚϯυ࢖͑Δ
    w ಺෦͸Φʔϓϯιʔε
    w IUUQTBOESPJEHPPHMFTPVSDFDPN
    

    View Slide

15. "OESPJEΞϓϦ͕ಈ͘·Ͱ
    w KBWBϑΝΠϧ͔ΒKBWBDͰDMBTTϑΝΠϧ
    w KBWBͷόΠτίʔυ
    w DMBTTϑΝΠϧ͔ΒEYͰEFYϑΝΠϧ
    w EBMWJLͷόΠτίʔυ
    .java .class .dex
    javac dx
    

    View Slide

16. "OESPJEΞϓϦ͕ಈ͘·Ͱ
    w %BMWJL7.
    w +7.Ͱ͸ͳ͍
    w d"OESPJE
    w "35 "OESPJE3VOUJNF
    
    w EFYΛ༧ΊίϯύΠϧͳͲˠૣ͍ʂྑ͍ʂ
    w "OESPJEd
    

    View Slide

17. View Slide

18. "OESPJE
    ͷ։ൃ
    

    View Slide

19. ։ൃ؀ڥ
    w +BWB
    w ਖ਼֬ʹ͸"OESPJE+BWB
    w "OESPJE/͔Β͸0QFO+%,KBWB
    

    View Slide

20. ։ൃ؀ڥ
    w "OESPJE4UVEJP
    w *OUFMMJ+ϕʔε
    w 8JOEPXTNBD-JOVY
    w ແྉ
    w FDMJQTF͸αϙʔτऴྃ
    

    View Slide

21. 04όʔδϣϯ
    w ݹ͍όʔδϣϯ͕ݱ໾
    w ࠷৽ͷ"1*͕࢖͑ͳ͍౳
    w Ҏ্ఔ౓͕Φεεϝ
    ˞ӈͷද͸൒೥લ
    

    View Slide

22. υΩϡϝϯτ
    w IUUQTEFWFMPQFSBOESPJEDPNJOEFYIUNM
    

    View Slide

23. ؀ڥ

    ηοτΞοϓ
    

    View Slide

24. ηοτΞοϓ
    1$ηοτΞοϓ
    ิ଍
    ୺຤ଆηοτΞοϓ
    )FMMP8PSME
    

    View Slide

25. 1$ηοτΞοϓ
    w "OESPJE4UVEJPೖΕΔ͚ͩ
    w ΑΓ0QFO+%,ಉࠝ
    w "OESPJEͷ4%,ಉࠝ
    w IUUQTEFWFMPQFSBOESPJEDPNTUVEJP
    JOEFYIUNM
    

    View Slide

26. ิ଍
    

    View Slide

27. ηοτΞοϓ ਪ঑
    
    w (FOZNPUJPO
    w ૉૣ͍ΤϛϡϨʔλ
    w ඇ঎༻Ͱ͸ແྉ
    w 7JSUVBM#PY͕ඞཁ
    w IUUQTXXXHFOZNPUJPODPNGVO[POF
    

    View Slide

28. ηοτΞοϓ ਪ঑
    
    w "%#Λ1"5)ʹ௥Ճ
    w "OESPJEΛ1$͔Βૢ࡞͢Δπʔϧ
    w *OTUBMMVOJOTUBMMFUD
    w ίϯιʔϧ͔ΒBEC͕࢖͑ΔΑ͏ʹ
    

    View Slide

29. ୺຤ଆ

    ηοτΞοϓ
    

    View Slide

30. 64#σόοά
    w ։ൃऀ޲͚ͷϞʔυ
    w BECίϚϯυΛୟ͚ΔΑ͏ʹͳΔ
    w 1$͔Β"OESPJEΛૢ࡞͢Δ
    w ΤϛϡϨʔλͰ͸0/ʹͳ͍ͬͯΔ͸ͣ
    

    View Slide

31. 64#σόοά༗ޮ
    ઃఆΛ։͘
    

    View Slide

32. 64#σόοά༗ޮ
    ୺຤৘ใΛ։͘
    

    View Slide

33. 64#σόοά༗ޮ
    Ϗϧυ൪߸Λ࿈ଧ
    

    View Slide

34. 64#σόοά༗ޮ
    Ϗϧυ൪߸Λ࿈ଧ
    

    View Slide

35. View Slide

36. 64#σόοά༗ޮ
    b։ൃऀ޲͚Φϓγϣϯ`ొ৔
    

    View Slide

37. 64#σόοά༗ޮ
    64#σόοάΛ0/
    

    View Slide

38. 1$ʹ઀ଓ
    w ୺຤ʹ"%#ڐՄը໘͕ग़ͨΒڐՄ
    w υϥΠόͷ֤ʑ͕ඞཁ͔΋
    

    View Slide

39. )FMMP8PSME
    

    View Slide

40. )FMMP8PSMEͷྲྀΕ
    w ϓϩδΣΫτΛ࡞੒͢Δ
    w ίϯύΠϧ࣮ͯ͠ߦ
    w )FMMP8PSME
    

    View Slide

41. ϓϩδΣΫτͷ࡞੒
    w l4UBSUBOFX"OESPJE4UVEJPQSPKFDUz
    

    View Slide

42. ϓϩδΣΫτͷ࡞੒
    w )FMMP8PSMEΞϓϦ
    w $PNQBOZ%PNBJO͸ద౰ʹ ྫKQLND
    
    

    View Slide

43. ϓϩδΣΫτͷ࡞੒
    w 1IPOFBOE5BCMFU"OESPJEҎ্
    

    View Slide

44. ϓϩδΣΫτͷ࡞੒
    w &NQUZ"DUJWJUZΛબ୒
    

    View Slide

45. ϓϩδΣΫτͷ࡞੒
    w ͦͷ··pOJTI͠͹Β͘଴ͭ
    

    View Slide

46. ϓϩδΣΫτͷ࡞੒
    

    View Slide

47. "OESPJE4UVEJPઃఆ
    w *OTUBOU3VOΛEJTBCMF
    w ϗοτεϫοϓʹΑΓߴ଎ʹมߋΛద༻͢Δػೳ
    w ·ͩ͸·Δ͜ͱ͕ଟ͍ͷͰEJTBCMF
    

    View Slide

48. "OESPJE4UVEJPઃఆ
    w ઃఆ#VJME*OTUBOU3VOΛEJTBCMF
    

    View Slide

49. )FMMP8PSME
    w 3VObBQQ`ΛΫϦοΫ
    

    View Slide

50. )FMMP8PSME
    w ΠϯετʔϧઌΛબ୒
    ઀ଓதͷσόΠε
    

    View Slide

51. )FMMP8PSME
    w ΠϯετʔϧઌΛબ୒
    ΤϛϡϨʔλ
    

    View Slide

52. )FMMP8PSME
    w ิ଍
    w (FOZNPUJPOͷਓ͸ࣗ෼Ͱىಈͤ͞Δ
    w ϓϥάΠϯ΋͋Γ·͢
    w *OUFM)"9.ͷΠϯετʔϧΛٻΊΒΕΔ͜ͱ΋
    w ը໘ʹैͬͯΠϯετʔϧ
    

    View Slide

53. )FMMP8PSME
    

    View Slide

54. ηοτΞοϓ׬ྃ
    w ͓ർΕ༷Ͱͨ͠
    

    View Slide

55. +BWB
    

    View Slide

56. +BWB
    +BWBʹ͍ͭͯ
    Ϋϥεͱ͸
    จ๏
    ͦͷଞ͍Ζ͍Ζ
    

    View Slide

57. +BWB֓ཁ
    

    View Slide

58. +BWB֓ཁ
    w "OESPJE+BWBͰ͸ͳ͘+BWBͷ֓ཁ
    

    View Slide

59. +BWBͱ͸
    w ΦϒδΣΫτࢦ޲ϓϩάϥϛϯάݴޠ
    w 4VO͕։ൃɺݱࡏ͸0SBDMF
    w ࠷৽όʔδϣϯ͸+BWB4&
    w ϥϜμࣜͷαϙʔτ౳
    

    View Slide

60. +BWBͱ͸
    w +7. +BWB7JSUVBM.BDIJOF
    
    w +BWBͷ࣮ߦ؀ڥ
    w KBWBDͰίϯύΠϧ͞ΕͨόΠτίʔυΛ࣮ߦ
    w 04ͷґଘੑΛऔΓআ͘
    w l8SJUFPODF SVOBOZXIFSFz
    

    View Slide

61. +BWBͱ͸
    w KBWBϑΝΠϧΛKBWBDͰίϯύΠϧ
    w όΠτίʔυ DMBTTϑΝΠϧ
    ͷੜ੒
    

    View Slide

62. +BWBͱ͸
    w όΠτίʔυΛ֤؀ڥͷ+7.Ͱ࣮ߦ
    ˞"OESPJE͸όΠτίʔυΛ௚઀࣮ߦ͠ͳ͍
    

    View Slide

63. ิ଍
    w +BWBͱ+BWB4DSJQU͸શ͘ҧ͏΋ͷ
    w +BWB͕ྲྀߦ͔ͬͯͨΒࣅ໊ͨલʹͳ͚ͬͨͩ
    ʺ
    

    View Slide

64. ิ଍
    w "OESPJE͸͍ΘΏΔʮ+BWB΋Ͳ͖ʯ
    w ίʔυΛॻ͘෼ʹ͸+BWBͱΈͳͯ͠ྑ͍
    w ৄࡉIUUQRVFTFSBIBUFOBCMPHKQFOUSZ
    

    View Slide

65. 

    )FMMP8PSME
    

    View Slide

66. 8JOEPXTͰͷ+BWB
    w λʔϛφϧ্Ͱ+BWB+BWBDΛಈ͔͢৔߹
    w +%,ΛΠϯετʔϧ͢Δ
    w IUUQXXXKBWBESJWFKQJOTUBMM
    w "OESPJE4UVEJPಉࠝͷ+%,Λ࢖͏
    • C:\Program Files\Android\Android
    Studio\jre\bin\java.exe
    

    View Slide

67. w ͱΓ͋͑ͣ)FMMP8PSME
    • Hello.java
    )FMMP8PSME
    public class Hello {
    public static void main(String[] args) {
    System.out.println("Hello, world!");
    }
    }
    

    View Slide

68. )FMMP8PSME
    $ javac Hello.java
    $ ls
    > Hello.class Hello.java
    $ java Hello
    > Hello, world!
    ˡίϯύΠϧ
    

    View Slide

69. )FMMP8PSME
    $ javac Hello.java
    $ ls
    > Hello.class He…
    $ java Hello
    > Hello, world!
    ˡόΠτίʔυ
    

    View Slide

70. )FMMP8PSME
    $ javac Hello.java
    $ ls
    > Hello.class Hello.java
    $ java Hello
    > Hello, world!
    ˡ࣮ߦ
    

    View Slide

71. ͬ͘͟Γઆ໌
    

    View Slide

72. • Hello.java
    • Hello Ϋϥεͷએݴ
    )FMMP8PSME
    public class Hello {
    public static void main(String[] args) {
    System.out.println("Hello, world!");
    }
    }
    

    View Slide

73. • Hello.java
    • main ϝιου(≒ؔ਺)ͷએݴ
    )FMMP8PSME
    public class Hello {
    public static void main(String[] args) {
    System.out.println("Hello, world!");
    }
    }
    

    View Slide

74. • Hello.java
    • System.out.println ϝιουΛݺͼग़͠
    )FMMP8PSME
    public class Hello {
    public static void main(String[] args) {
    System.out.println("Hello, world!");
    }
    }
    

    View Slide

75. public class Hello {
    public static void main(String[] args) {
    String hello = "Hello, world!”;
    System.out.println(hello);
    }
    }
    • Hello.java
    • hello ม਺ Λ࡞੒
    )FMMP8PSME
    

    View Slide

76. Ϋϥε
    

    View Slide

77. ˞࣮༻ੑ

    ͔Βͷઆ໌
    

    View Slide

78. Ϋϥεͱ͸ʁ
    w 㲈ܕ KBWBͷ৔߹
    
    w ॲཧ΍ม਺Λͻͱ·ͱΊʹͨ͠΋ͷ
    w େ఍ɺػೳຖʹΫϥεΛ࡞Δ
    

    View Slide

79. Ϋϥεͷ͍͍ͱ͜Ζ
    w ୔ࢁม਺࣋ͪӡͿͷͭΒ͍ͷͰΫϥεͰҰؾʹ
    w ϝιου୔ࢁॻ͘ͷͭΒ͍ͷͰΫϥεʹ·ͱΊΔ
    w ΫϥεʹೖΕͨม਺ͷॲཧ͸ΫϥεͷதͰ
    w 4USJOH΍JOU͚ͩͩͱม਺͕Կҙຯͯ͠Δ͔෼͔Β
    ͳ͍ͷͰΫϥεʹ
    

    View Slide

80. ྫ
    w ͱΓ͋͑ͣ
    w 4USJOH จࣈྻ
    
    w JOU ਺ࣈ
    
    w ͚ͩΛ࢖͏ঢ়گ
    

    View Slide

81. ྫ
    w ອըΛ؅ཧ͍ͨ͠
    w ອըͷऔಘɾએ఻༻จॻ࡞੒ɾFUDʜ
    

    View Slide

82. public class Hello {
    …
    public static void printManga(
    String title,
    String author,
    String company,
    String bland,
    String volumeName,
    int price,
    String description,
    String obi) {
    System.out.println(author + "ͷ" + title +
    volumeName + "! " + company + bland + “ࣾӡΛ͔͚ͨ௒େ࡞!: \n
    આ໌͸ͪ͜Β” + description + obi + “஋ஈ͸” + price);
    }
    }
    એ఻༻จॻΛ࡞੒͢ΔϝιουΛ࡞Δ
    

    View Slide

83. public class Hello {
    …
    public static void printManga(
    String title,
    String author,
    String company,
    String bland,
    String volumeName,
    int price,
    String description,
    String obi) {
    System.out.println(author + "ͷ" + title +
    volumeName + "! " + company + bland + “ࣾӡΛ͔͚ͨ௒େ࡞!: \n
    આ໌͸ͪ͜Β” + description + obi + “஋ஈ͸” + price);
    }
    }
    એ఻༻จॻΛ࡞੒͢ΔϝιουΛ࡞Δ
    ˡඞཁͳม਺ୡ
    

    View Slide

84. public class Hello {
    …
    public static String getTitleFromServer(Server
    server) {
    server.getTitle().trim()
    }
    public static String getAuthorFromServer(Server
    server) {
    server.getAuthor().trim()
    }
    publ...
    }
    ອըσʔλΛαʔόʔ͔Β࣋ͬͯདྷΔ
    ˢ4USJOHҰͭͣͭஸೡʹฦ͢ϝιουΛ࡞Δ
    

    View Slide

85. public class Hello {
    public static void main(String[] args) {
    // server ͸ͳ͍͚Ͳઆ໌ͷͨΊ
    String title = getTitleFromServer(server);
    String author = getAuthorFromServer(server);
    Str…
    printManga(title, author, compa…);
    }
    ...
    }
    αʔόʔ͔Β͖࣋ͬͯͨ΋ͷΛએ఻༻จॻʹ͢Δ
    ˢม਺ΛҰͭҰͭऔಘ
    

    View Slide

86. public class Hello {
    public static void main(String[] args) {
    // server ͸ͳ͍͚Ͳઆ໌ͷͨΊ
    String title = getTitleFromServer(server);
    String author = getAuthorFromServer(server);
    Str…
    printManga(title, author, compa…);
    }
    ...
    }
    αʔόʔ͔Β͖࣋ͬͯͨ΋ͷΛએ఻༻จॻʹ͢Δ
    ˢม਺ΛҰͭҰͭϝιουʹೖΕ͍ͯ͘
    

    View Slide

87. public class Hello {
    public static void main(String[] args) {
    String title = getTitleFromServer(server);
    String author = getAuthorFromServer(server);
    Str…
    printManga(title, author, compa…);
    }
    public static void printManga(
    String title,
    String author,
    String company,
    String bland,
    String volumeName,
    int price,
    String description,
    String obi) {
    System.out.println(author + "ͷ" + title + volumeName + "! " + company + bland + “ࣾӡ
    Λ͔͚ͨ௒େ࡞!: \n આ໌͸ͪ͜Β” + description + obi + “஋ஈ͸” + price);
    }
    public static String getTitleFromServer(Server server) {
    server.getTitle()
    }
    public static String getAuthorFromServer(Server server) {
    server.getAuthor()
    }
    pub…
    ...
    }
    ·ͱΊΔ
    

    View Slide

88. ཁ݅௥Ճ
    w ʮҧ͏એ఻จষ΋ग़ͯ͠΄͍͠ΜͩΑͶʯ
    

    View Slide

89. public class Hello {
    …
    public static void printMangaShort(
    String title,
    //String author,
    //String company,
    //String bland,
    //String volumeName,
    int price,
    //String description,
    //String obi
    ) {
    System.out.println(titile + " Ձ֨: " + price);
    }
    }
    ୹͍એ఻จষͷ௥Ճ
    ˡཁΒͳ͍΋ͷ͸

    ίϝϯτΞ΢τ
    

    View Slide

90. public class Hello {
    public static void main(String[] args) {
    String title = getTitleFromServer(server);
    String author = getAuthorFromServer(server);
    Str…
    printManga(title, author, compa…);
    printMangaShort(title, price);
    }
    public static void printManga(
    String title,
    String author,
    String company,
    String bland,
    String volumeName,
    int price,
    String description,
    String obi) {
    System.out.println(author + "ͷ" + title + volumeName + "! " + company + bland +
    “ࣾӡΛ͔͚ͨ௒େ࡞!: \n આ໌͸ͪ͜Β” + description + obi + “஋ஈ͸” + price);
    }
    public static String getTitleFromServer(Server server) {
    server.getTitle()
    }
    public static String getAuthorFromServer(Server server) {
    server.getAuthor()
    }
    pub…
    public static void printMangaShort(
    String title,
    //String author,
    //String company,
    //String bland,
    //String volumeName,
    int price,
    //String description,
    //String obi
    ) {
    System.out.println(titile + " Ձ֨: " + price);
    }
    }
    ·ͱΊΔ
    

    View Slide

91. ཁ݅௥Ճ
    w ʮ͋ɺ͋ͱॳΊ͔Β͙ͭΒ͍ອըஔ͍ͯͯ
    ΄͍͠ʯ
    

    View Slide

92. public class Hello {
    public static void main(String[] args) {
    String manga1Title = "ΏΔΏΓ";
    String manga1Author = "ͳ΋Γ";
    Str...
    String manga2Title = "ΏΏࣜ";
    String manga2Author = "ࡾ্খຢ";
    Str...
    printManga(manga1Title,
    manga1Author,
    ...
    );
    printMangaShort(manga1Title, manga1Price);
    printManga(manga2Title,
    manga2Author,
    ...
    );
    ॳظອը௥Ճ
    ˡ֤ม਺௥Ճ
    

    View Slide

93. public class Hello {
    public static void main(String[] args) {
    String manga1Title = "ΏΔΏΓ";
    String manga1Author = "ͳ΋Γ";
    Str...
    String manga2Title = "ΏΏࣜ";
    String manga2Author = "ࡾ্খຢ";
    Str...
    printManga(manga1Title,
    manga1Author,
    ...
    );
    printMangaShort(manga1Title, manga1Price);
    printManga(manga2Title,
    manga2Author,
    ...
    );
    ॳظອը௥Ճ
    ˡQSJOU
    

    View Slide

94. ̷̸̴ʙ͇̓̈́
    w զʑ͸Կߦ͜ͷϑΝΠϧΛॻ͍͍ͯ͘ͷ͔
    w ॳΊͷອը͕ͭ૿͑ͨΒߦ૿͑Δ
    w ϝιουͷҾ਺Λຖճॻ͍͍ͯ͘ͷ͔
    w ອըͷཁૉ૿͑ͨΒͲ͏͢Δͷ͔
    w ग़൛೥ച্ײ૝FUD
    

    View Slide

95. ͜͜ͰΫϥεͷొ৔
    w ࠓճ͸Manga ΫϥεΛఆٛ͢Δ
    

    View Slide

96. * Manga.java
    public class Manga {
    private String title;
    private String author;
    private String company;
    private String bland;
    private String volumeName;
    private int price;
    private String description;
    private String obi;
    public Manga(String title, String author, String company,
    String bland, String volumeName, int price,
    String description, String obi) {
    this.title = title;
    this.author = author;
    this.company = company;
    this.bland = bland;
    this.volumeName = volumeName;
    this.price = price;
    this.description = description;
    this.obi = obi;
    }
    }
    ˡ֤ม਺ʢϝϯόม਺ʣ
    

    View Slide

97. * Manga.java
    public class Manga {
    private String title;
    private String author;
    private String company;
    private String bland;
    private String volumeName;
    private int price;
    private String description;
    private String obi;
    public Manga(String title, String author, String company,
    String bland, String volumeName, int price,
    String description, String obi) {
    this.title = title;
    this.author = author;
    this.company = company;
    this.bland = bland;
    this.volumeName = volumeName;
    this.price = price;
    this.description = description;
    this.obi = obi;
    }
    }
    ˣੜ੒ɾॳظԽʢίϯετϥΫλʣ
    

    View Slide

98. * Manga.java
    public class Manga {
    private String title;
    private String author;
    private String company;
    private String bland;
    private String volumeName;
    private int price;
    private String description;
    private String obi;
    public Manga(String title, String author, String company,
    String bland, String volumeName, int price,
    String description, String obi) {
    this.title = title;
    this.author = author;
    this.company = company;
    this.bland = bland;
    this.volumeName = volumeName;
    this.price = price;
    this.description = description;
    this.obi = obi;
    }
    }
    ˡϝϯόม਺

    ʹ୅ೖ
    

    View Slide

99. public class Manga {
    …
    public void print() {
    System.out.println(author + "ͷ" + title +
    volumeName + "! " + company + bland +
    “ࣾӡΛ͔͚ͨ௒େ࡞!: \n આ໌͸ͪ͜Β” + description + obi +
    “஋ஈ͸” + price);
    }
    public void printShort() {
    System.out.println(titile + " Ձ֨: " + price);
    }
    }
    ˣΫϥε಺ͷม਺ΛಡΜͰprint
    

    View Slide

100. w ͜ΕΛHelloΫϥε಺Ͱ࢖͏
     w MangaΦϒδΣΫτΛ࡞੒͠ɺϝιουΛݺͿ
     w Ϋϥεఆٛʢઃܭਤʣ
     w ΦϒδΣΫτ࣮ࡍͷσʔλ
     .BOHBΫϥε׬੒
     

     View Slide

101. public class Hello {
     public static void main(String[] args) {
     Manga yuruyuri = new Manga("ΏΔΏΓ", "ͳ΋Γ", ...);
     Manga yuyushiki = new Manga("ΏΏࣜ", "ࡾ্খຢ", ...);
     yuruyuri.print();
     yuruyuri.printShort();
     yuyushiki.print();
     yuyushiki.printShort();
     // server ͳΜͯ΋ͷ͸ͳ͍͚Ͳઆ໌ͷͨΊ
     Manga manga = server.getManga();
     manga.print();
     manga.printShort();
     }
     }
     ˢMangaΦϒδΣΫτΛ
     ࡞੒ɾॳظԽ
     

     View Slide

102. public class Hello {
     public static void main(String[] args) {
     Manga yuruyuri = new Manga("ΏΔΏΓ", "ͳ΋Γ", ...);
     Manga yuyushiki = new Manga("ΏΏࣜ", "ࡾ্খຢ", ...);
     yuruyuri.print();
     yuruyuri.printShort();
     yuyushiki.print();
     yuyushiki.printShort();
     // server ͳΜͯ΋ͷ͸ͳ͍͚Ͳઆ໌ͷͨΊ
     Manga manga = server.getManga();
     manga.print();
     manga.printShort();
     }
     }
     ˢMangaΦϒδΣΫτ
     

     View Slide

103. public class Hello {
     public static void main(String[] args) {
     Manga yuruyuri = new Manga("ΏΔΏΓ", "ͳ΋Γ", ...);
     Manga yuyushiki = new Manga("ΏΏࣜ", "ࡾ্খຢ", ...);
     yuruyuri.print();
     yuruyuri.printShort();
     yuyushiki.print();
     yuyushiki.printShort();
     // server ͳΜͯ΋ͷ͸ͳ͍͚Ͳઆ໌ͷͨΊ
     Manga manga = server.getManga();
     manga.print();
     manga.printShort();
     }
     }
     ˡMangaΫϥεʹఆٛ͞Εͨ
     ϝιουΛݺͿ
     

     View Slide

104. public class Hello {
     public static void main(String[] args) {
     Manga yuruyuri = new Manga("ΏΔΏΓ", "ͳ΋Γ", ...);
     Manga yuyushiki = new Manga("ΏΏࣜ", "ࡾ্খຢ", ...);
     yuruyuri.print();
     yuruyuri.printShort();
     yuyushiki.print();
     yuyushiki.printShort();
     // server ͳΜͯ΋ͷ͸ͳ͍͚Ͳઆ໌ͷͨΊ
     Manga manga = server.getManga();
     manga.print();
     manga.printShort();
     }
     }
     ˡMangaΫϥεʹఆٛ͞Εͨ
     ϝιουΛݺͿ
     

     View Slide

105. public class Hello {
     public static void main(String[] args) {
     Manga yuruyuri = new Manga("ΏΔΏΓ", "ͳ΋Γ", ...);
     Manga yuyushiki = new Manga("ΏΏࣜ", "ࡾ্খຢ", ...);
     yuruyuri.print();
     yuruyuri.printShort();
     yuyushiki.print();
     yuyushiki.printShort();
     // server ͳΜͯ΋ͷ͸ͳ͍͚Ͳઆ໌ͷͨΊ
     Manga manga = server.getManga();
     manga.print();
     manga.printShort();
     }
     }
     ˢMangaΦϒδΣΫτ͝ͱ

     αʔόʔ͔Βऔಘ
     ˞serverͰ͸MangaΦϒδΣΫτΛ࡞ͬͯฦ͢ॲཧΛॻ͍͍ͯΔͱ͢Δ
     

     View Slide

106. ศར
     w HelloΫϥεͰ͸MangaΫϥεͷϝιου
     Λݺͼग़͚ͩ͢
     w Mangaͷཁૉ͕૿͑ͯ΋Manga಺Λ

     มߋ͢Ε͹ྑ͍
     w Mangaͷ಺෦ͷม਺͸Hello͸஌Βͳ͍
     

     View Slide

107. ศར
     w Ξχϝ#%Λ؅ཧ͢Δ͜ͱʹͳͬͯ΋ʜ
     w AnimeBDΫϥεΛ࡞Δ
     w HelloΫϥε಺ͰAnimeBDΦϒδΣΫτΛ࡞੒
     w ΦϒδΣΫτͷϝιουΛୟ͘
     

     View Slide

108. KBWBͰ͸
     w Ұ෦Λআ͍ͯશͯΦϒδΣΫτͰߏ੒
     w int / char / boolean ͳͲϓϦϛςΟϒܕͭҎ֎
     w จࣈྻ String
     ΋ΦϒδΣΫτ

     

     

     ˠΦϒδΣΫτࢦ޲ 001
     ݴޠ
     String k = "KMC";
     k.length();
     k.replace("K", "O");
     

     View Slide

109. ͱΓ͋͑ͣ
     w ॻ͍ͯͨΒͳΜͱͳ͘෼͔ͬͯ͘Δ
     w ͜͏͍͏ͷ͕ඞཁͳΜͩͳ͋ఔ౓Ͱ0,
     

     View Slide

110. จ๏
     

     View Slide

111. ͔͜͜Β͸HJTU
     IUUQTHJTUHJUIVCDPNOPOZMFOF
     FBGGFGBGDFFBC
     

     View Slide