Grails 3で生まれ変わったGrailsの今 / Spring in Summer 2015

「Spring in Summer ~ 夏なのにSpring」での発表資料です

http://www.springframework.jp/summer

1. Grails3Ͱੜ·ΕมΘͬͨ Grailsͷࠓ @yamkazu
2. ࢁຊ ࿨थ • @yamkazu • JGGUG
4. ຊ೔ͷ಺༰ • Grails͓͞Β͍ • Grails 3ͷ৽ػೳ • σϞ
5. Grails͓͞Β͍
6. Grailsͱ͸ • Graeme Rocherࢯ͕։ൃ • ϑϧελοΫͷWebϑϨʔϜϫʔΫ • Groovyϕʔε • Ruby on RailsɺDjangoͱ͍ͬͨϑϨʔϜϫʔΫʹӨڹΛड͚͍ͯΔ • DRYʢDon't Repeat Yourselfʣ= ಉ͡هड़Λ܁Γฦ͞ͳ͍ • CoCʢConvention over Configurationʣ= ઃఆΑΓ΋ن໿ • εΩϟϑΥϧσΟϯά • Java EE্Ͱಈ࡞
7. Grailsͷྺ࢙ 
    
   4QSJOH
   4PVSDF഑Լ΁ 
   7.XBSF͕
   4QSJOH
   4PVSDFΛങऩ 
    
   4QSJOH
   4PVSDF͕
   1JWPUBM഑Լ΁ 
    
   1JWPUBMଔۀ
8. OCI͕৽͍͠ϗʔϜ΁ http://www.ociweb.com/resources/news/2015/04/15/april-2015-grails-web-framework-finds-home-oci
9. ৽ϝϯό௥Ճ&ืूத
10. Grailsͷத਎
11. = + +
12. σʔλΞΫηε αʔϏε ΞϓϦέʔγϣϯ ϓϨθϯςʔγϣϯ GrailsΛߏ੒͢Δཁૉ 63-Ϛοϐϯά ϑΟϧλ λάϦϒ ίϯτϩʔϥ Ϗϡʔ αʔϏε JO υϝΠϯΫϥε Ξηοτ ςετ ϓϥάΠϯ εΩϟϑΥϧυ
13. ίϯτϩʔϥ class BookController {
 def index() { …
 render view: 'index'
 }
 }
14. Ϗϡʔ(GSP) <!DOCTYPE html>
 <html>
 <head>
 <meta name="layout" content="main"/>
 <title>Render Domain</title>
 </head>
 <body>
 <table>
 <tr>
 <td>Name</td>
 <td>Age</td>
 </tr>
 <g:each in="${list}" var="person">
 <tr>
 <td>${person.lastName}, ${person.firstName}</td>
 <td>${person.age}</td>
 </tr>
 </g:each>
 </table>
 </body>
 </html>
15. υϝΠϯΫϥε(GORM) class Book {
 String title
 Integer price
 
 static constraints = {
 title(blank: false, maxSize: 20)
 price(min: 0)
 }
 }
 
 // 保存
 new Book(title: "はじめてのGrails", price: 3000).save()
 
 // クエリ
 Book.list()
 Book.findByTitle("はじめてのGrails")
16. ςετ(Spock) @TestFor(Book)
 class BookSpec extends Specification {
 def "find book by title"() {
 given: "Bookが1件保存"
 new Book(title: "test title", price: 3000).save()
 
 when: "Bookをタイトルで検索する"
 def book = Book.findByTtile("test title")
 
 then: "対象のBookが取得できている"
 book.title == "test title"
 book.price == 3000
 }
 }
17. Grails 3
18. Grails 3ͷ֓ཁ • Spring BootΛϕʔεʹ࠶ߏங • GradleͰϏϧυγεςϜ͕Ұ৽ • ΞϓϦέʔγϣϯϓϩϑΝΠϧͷ௥Ճ • ίϯτϩʔϥɺυϝΠϯΫϥε౳ͳͲͷ࢖͍ํ͸΄ͱΜ Ͳมߋͳ͠ • etc
19. Spring Boot
20. Spring Boot • Spring Boot 1.2Λϕʔεʹ࠶ߏங • ಺෦ΞϓϦέʔγϣϯαʔό • ࣮ߦՄೳJarϑΝΠϧ • Spring Boot΍SpringͷΤίγεςϜ͕ΑΓ׆༻͠΍͘͢ • ϞχλϦϯάͷ֦ு౳ • Spring CloudΛ࢖͍͍ͨ౳
21. Bootʹ͓೚ͤͰ͖Δͱ͜Ζ͸ ೚ͤͯGrailsࣗ਎ΛεϦϜԽ
22. ͦͷଞSpring Bootಋೖʹ ൐͏มߋ
23. Application.groovy import grails.boot.GrailsApp
 import grails.boot.config.GrailsAutoConfiguration
 
 class Application extends GrailsAutoConfiguration {
 static void main(String[] args) {
 GrailsApp.run(Application)
 }
 }
24. application.yml ---
 grails:
 profile: web
 codegen:
 defaultPackage: grails.sample.plugin.database.migration
 info:
 app:
 name: '@info.app.name@'
 version: '@info.app.version@'
 grailsVersion: '@info.app.grailsVersion@'
 spring:
 groovy:
 template:
 check-template-location: false
 
 ---
 grails:
 mime:
 disable:
 accept:
 header:

25. ΠϯςάϨʔγϣϯςετ import grails.test.mixin.integration.Integration
 import spock.lang.Specification
 
 @Integration
 class BookSpec extends Specification {
 
 def "count books"() {
 expect:
 Book.count() == 1
 }
 }
27. buildscript {
 ext {
 grailsVersion = project.grailsVersion
 }
 repositories {
 mavenLocal()
 maven { url "https://repo.grails.org/grails/core" }
 }
 dependencies {
 classpath "org.grails:grails-gradle-plugin:$grailsVersion"
 classpath 'com.bertramlabs.plugins:asset-pipeline-gradle:2.1.1'
 classpath 'org.grails.plugins:database-migration:2.+'
 }
 }
 
 plugins {
 id "io.spring.dependency-management" version "0.4.0.RELEASE"
 }
 
 version "0.1"
 group "grails.sample.plugin.database.migration"
 
 apply plugin: "spring-boot"
 apply plugin: "war"
 apply plugin: "asset-pipeline"
 apply plugin: 'eclipse'
 apply plugin: 'idea'
 apply plugin: "org.grails.grails-web"

30. maven/gradleͰ͓ೃછΈͷ σΟϨΫτϦߏ੒ʹมߋ
32. GGTS͸࢒೦ͳ͕Β ݱࡏϝϯςφϯε ͞Ε͍ͯͳ͍
33. ͦͷଞGradleͷޮՌ • Ϗϧυ౳͕ߴ଎ʹͳͬͨ • ϚϧνϓϩδΣΫτ͕؆୯ʹ࣮ݱͰ͖Δ • Gradleͷطଘͷ֦ு͕࢖༻Մೳʹͳͬͨ
34. ΞϓϦέʔγϣϯϓϩϑΝΠϧ
35. ΞϓϦέʔγϣϯϓϩϑΝΠϧ • ϓϩϑΝΠϧʹؚ·ΕΔ΋ͷ • ϓϩδΣΫτςϯϓϨʔτ • ϑΝΠϧςϯϓϨʔτ • ίϚϯυ(runɺpackageɺtestɺetc)
36. ϓϩϑΝΠϧϦϙδτϦ • GitͷϦϙδτϦͱͯ͠؅ཧ͞Ε͍ͯΔ • https://github.com/grails/grails-profile-repository/ • ݱࡏެ։͞Ε͍ͯΔϓϩϑΝΠϧ͸·ͩΘ͔ͣ • webɺweb microɺweb apiɺpluginɺweb plugin • ࠓޙʹظ଴
37. ͦͷଞͷมߋ
38. Logback͕σϑΥϧτʹ appender('STDOUT', ConsoleAppender) {
 encoder(PatternLayoutEncoder) {
 pattern = "%level %logger - %msg%n"
 }
 }
 
 root(ERROR, ['STDOUT'])
 logger('org.hibernate.type.descriptor.sql.BasicBinder', TRACE)
 logger('org.hibernate.SQL', DEBUG)
39. Geb͕σϑΥϧτϓϥάΠϯʹ @Integration
 class HomeSpec extends GebSpec {
 
 void "Test the home page renders correctly"() {
 when:"The home page is visited"
 go '/'
 
 then:"The title is correct"
 $('title').text() == "Welcome to Grails"
 }
 }
40. σϞ
41. Grails 3ͷ࣮ࡍ • Grails 2.x͔ΒͷҠߦ͸͍ͨ΁Μ • υΩϡϝϯτͱҠߦϓϥάΠϯͰؤுΔ • Grails 3Ͱͳ͘ͳͬͨػೳ͕͕͋ͬͨඞཁͳػೳ͸෮׆ • ίϛϡχςΟ͔ΒͷϑΟʔυόοΫ • ϓϥάΠϯ͕গͳ͍ • ओཁͳϓϥάΠϯ͸ग़ἧ͍ͭͭ͋Δ • Spring Security Plugin΋ઌ೔M1͕ϦϦʔε • ·ͩόάଟΊͳؾ΋ • ΄ΜͱΜͲͷ৔߹͸ϫʔΫΞϥ΢ϯυ͸ଘࡏ͢Δ
42. ࠓޙͷϦϦʔε༧ఆ • Grails 3.1 • New feature planned include: • More flexible profile repository support • multiple repositories • custom repositories • altering current repo • REST Improvements • REST profile • JSON builder views • Renderer convention • Removal of org.json and GSon to unify around JsonBuilder • Namespaced marshallers • UrlMappings for members and collections • AngularJS / SPA framework support • AngularJS profile https://github.com/grails/grails-core/wiki/Roadmap
43. ·ͱΊ • GradeɺSpringͳͲطଘͷΤίγεςϜΛϕʔ εʹੜ·ΕมΘͬͨ • ͜ΕΒΛ࢖ͬͨ։ൃΛ͞ΒʹՃ଎ͤ͞Δϓ ϥοτϑΥʔϜʹ࢓্͕͍ͬͯΔ • DRYɺCoCͳͲطଘͷGrailsͷίϯηϓτ͸ͦ ͷ··
44. ࠓ೔ڵຯ΋ͬͨਓ͸ੋඇҰ౓ ͞ΘͬͯΈ͍ͯͩ͘͞ʂ