Slide 1
Slide 1 text
# # # #
7
A
Slide 2
Slide 2 text
)70 1 2 1 1
647 1 1
U @ 74
K C
## #
##(
# #
# #
S
. .
E J
C J
CEDEC2018
Slide 3
Slide 3 text
2201 00. /2 / 0
7 a b
H :
c
gh P 2201 ./ 00. /2 / 0
Slide 4
Slide 4 text
!
Slide 5
Slide 5 text
Kotlin
Java
Unity
Cocos-2dx
AWS
GCP
Slide 6
Slide 6 text
2 1
3
.
4
Slide 7
Slide 7 text
2 1
3
.
4
Slide 8
Slide 8 text
Slide 9
Slide 9 text
• K
• a
• e a
• F
F S
Slide 10
Slide 10 text
Slide 11
Slide 11 text
•
F
•
•
Slide 12
Slide 12 text
Slide 13
Slide 13 text
• Kotlin
• SpringBoot
• MyBatis
• KotlinTest
• Gradle
• gRPC
Kotlin SpringBoot
Slide 14
Slide 14 text
( )
- - B:L -
P
- - - C D C A P
- - R
- - E R
- - I E
Slide 15
Slide 15 text
Slide 16
Slide 16 text
Slide 17
Slide 17 text
Slide 18
Slide 18 text
•
•
•
•
Slide 19
Slide 19 text
• ) () D
• D )
• D B
D
• D
• M D
• D ) D
Slide 20
Slide 20 text
Slide 21
Slide 21 text
• ('
•
• %"
• " &
•
!#$
• )
Slide 22
Slide 22 text
•
•
• I
• C
Slide 23
Slide 23 text
Slide 24
Slide 24 text
- 3 DG
1 . 1- S
3 - K G
1- 4 2. 33 2F
Slide 25
Slide 25 text
Slide 26
Slide 26 text
• (
• P I )
A
•
Slide 27
Slide 27 text
@Controller
@RequestMapping("/user/*")
class UserController() : BaseController() {
@PostMapping("/update/name")
fun updateName(@RequestBody request: UpdateNameRequest):
UpodateNameResponse {
val response = UpdateNameResponse()
//
return response
}
}
• I
• BC
Slide 28
Slide 28 text
Slide 29
Slide 29 text
• ,505,)/!StarterKit
32-.3
' &
• 14-*+.!fork
& (#%'&
• $% "
Slide 30
Slide 30 text
&
Slide 31
Slide 31 text
2 1
3
.
4
Slide 32
Slide 32 text
Slide 33
Slide 33 text
• ( )(3/"
'%
• "$ &
'
%
•
*+2,3."! #&
-012) &#&
$
Slide 34
Slide 34 text
• Kotlin
• SpringBoot
• MyBatis
• KotlinTest
• Gradle
• gRPC
Slide 35
Slide 35 text
• Kotlin
• SpringBoot
• MyBatis
• KotlinTest
• Gradle
• gRPC
Slide 36
Slide 36 text
• SpringBootJava #% $%
(Kotlin
)
• MyBatisJavaORM DOMA2
!%
• " %" Gradle
Slide 37
Slide 37 text
• Kotlin
• SpringBoot
• MyBatis
• KotlinTest
• Gradle
• gRPC
Slide 38
Slide 38 text
•
!+&+! %
Kotlin
• #"$')+(*+ JUnit
KotlinTest
• RESTgRPC
Slide 39
Slide 39 text
Slide 40
Slide 40 text
•
B
• B A
• B
Slide 41
Slide 41 text
•
!#"
•
•
Slide 42
Slide 42 text
Slide 43
Slide 43 text
•
!#"
•
•
Slide 44
Slide 44 text
'
5:8/41( -
• 2=70<& , (*%
!
•
)&"#.9;(*
3>6> !) + $#
Slide 45
Slide 45 text
•
!#"
•
•
Slide 46
Slide 46 text
*!&
• #( . (+*
' /
•
( 0/ "
$',
$&1$-%
• 3968(749) 2:5
Slide 47
Slide 47 text
•
!#"
•
•
Slide 48
Slide 48 text
*
•
• /7571,
#$
*
• 062-4'"+.37!
* )(%& +
Slide 49
Slide 49 text
Slide 50
Slide 50 text
var message: String = null
var message: String? = null
null
Slide 51
Slide 51 text
var user: User? = User()
user.name
&#$ "% !
if (user != null) {
user.name
}
Slide 52
Slide 52 text
• Null.*/,
' #&NullPointerException!
• 05+71Null & #
% Null!( $&
• -93)7 Null!(
'&
"-:2846:! ( &
Slide 53
Slide 53 text
Slide 54
Slide 54 text
Slide 55
Slide 55 text
• ## B8ELSI24 **&(%?
;
/54
• $)'+,8<= :.0-HOPRF3@=
.9 24
Slide 56
Slide 56 text
)! #&
(ms)
*#'+#
(ms)
gRPC 2.92 3.6
REST 7.16 12.78
20183
• ") ( $%") ( $
• )! #& *#'+#
Slide 57
Slide 57 text
Slide 58
Slide 58 text
/ / : K - ) PU J
f e cgab
( 0 / 0 1
2C 3 1 8 :
.: C R - ) K
( 0 / 0 1
1 : : C
Slide 59
Slide 59 text
•
-02/12)
• Spring!
&(*.+2,#
• Kotlin
#&JUnit$&%
'"$
Slide 60
Slide 60 text
K 2 2 /: B
2 892 0
1 8: - 0 88 2- . 8 2
/: 2 0 2 2 :892 0- 2 1 2 /:
Slide 61
Slide 61 text
Slide 62
Slide 62 text
• 45-=8<0(
6;1.3
"! ,$
• *%
* ,
• +#29:
Slide 63
Slide 63 text
2 1
3
.
4
Slide 64
Slide 64 text
Slide 65
Slide 65 text
2
A
Slide 66
Slide 66 text
Slide 67
Slide 67 text
S
• A E ) )
• ( ( - ( ( 3 G3
J
•
Slide 68
Slide 68 text
•
• " !
• " !
Slide 69
Slide 69 text
•
- - 3
•
Slide 70
Slide 70 text
Slide 71
Slide 71 text
S
•
• - A- 3
• 3 3 GE 2
Slide 72
Slide 72 text
• 2
•
Slide 73
Slide 73 text
• -
3
Slide 74
Slide 74 text
No content
Slide 75
Slide 75 text
Slide 76
Slide 76 text
• 0 -
3
• -
Slide 77
Slide 77 text
No content
Slide 78
Slide 78 text
• & " $
!
•
% #
Slide 79
Slide 79 text
Example
A
!
A
! !
A
A
Slide 80
Slide 80 text
a ) ( E F
E F
EK
EK ) ( E F S
e EK E F E
( E F E F
Slide 81
Slide 81 text
• 3
• 3 -
• 3
Slide 82
Slide 82 text
Slide 83
Slide 83 text
Slide 84
Slide 84 text
Slide 85
Slide 85 text
a
• 4.8 88 0/3 8 8240
• T
R
• A
3 . 82 - 4.8 /8 5
4 48 18: -:
Slide 86
Slide 86 text
•
• 3- 2
•
• 2 3
• 2 3
• 2 3
Slide 87
Slide 87 text
•
• L
• -
3
Slide 88
Slide 88 text
#
• !
• "
Slide 89
Slide 89 text
Slide 90
Slide 90 text
Slide 91
Slide 91 text
• - 5 5 3
A 0
• - 5 .
Slide 92
Slide 92 text
Slide 93
Slide 93 text
• 3
•
• -
Slide 94
Slide 94 text
•
–
– String Template
–
–
– etc…
•
– Null
– valvar
Slide 95
Slide 95 text
• G
• -
3
G
Slide 96
Slide 96 text
• 0 5
K B J
•
• . - 3
Slide 97
Slide 97 text
• - (3
• )
(3
• J ) 3
)
(
Slide 98
Slide 98 text
Slide 99
Slide 99 text
Slide 100
Slide 100 text
• 3 32
J
•
2 32
• - 2
Slide 101
Slide 101 text
Slide 102
Slide 102 text
Slide 103
Slide 103 text
• . P 2Ag
• . R U
C
• -3i .HT
.
Slide 104
Slide 104 text
Slide 105
Slide 105 text
• (
C
• )
Slide 106
Slide 106 text
Slide 107
Slide 107 text
U a
cC 2 b R
1::7 0 77 2 : - 7 # ## 28 2
./ 8.
Slide 108
Slide 108 text
• 3 3 J )
• ) 3 R
J I -
• 3 C MP ( ) B
G
Slide 109
Slide 109 text
Slide 110
Slide 110 text
• DM
•
• 3 - G
• B B
Slide 111
Slide 111 text
Slide 112
Slide 112 text
• -
3
3-
• -
Slide 113
Slide 113 text
• )5=7942 3%
"$0 ."$ !&
• (* 2/"/#!&,
• 8>: 1+-/8;<=7=
6'!&,% 0
Slide 114
Slide 114 text
2 1
3
.
4
Slide 115
Slide 115 text
Slide 116
Slide 116 text
Slide 117
Slide 117 text
• iOSAndroid& ' ($
• API (#(SDK
• %'! "SDK
Slide 118
Slide 118 text
• /)*,1*,1*
#
#" '
• .0+(-!$ ' %
' &
Slide 119
Slide 119 text
Slide 120
Slide 120 text
Slide 121
Slide 121 text
Slide 122
Slide 122 text
Slide 123
Slide 123 text
• 0#,3% %
-($
• !"/1)
• & +2
.
*'