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1 GRAILS - masaki@metabolics.co.jp

3 - / - / - /SIer

4 Groovy Java

5 1. GROOVY

6 Groovy Java Java

7 JAVA Java Java Java <=> Groovy......

8 $ groovyc foo.groovy foo.class $ groovy foo.groovy

9 $ grails create-app demo $ cd demo $ grails console

10 ( )

11 int i = 123 => 123 assert i.class == class java.lang.integer i.metaclass.methods.size() => 50 def anlist = [i, foo, new Date()]

12 ( ) def twice = { it * 2 } assert twice(3) == 6 def apply = { operator, operand -> operator operand } assert apply(twice, 4) == 8 assert apply(twice, foo ) == foofoo Closure

13 def hello = Hello World hello.class class java.lang.string hello.metaclass org.codehaus.groovy.runtime.handlemetaclass@56a5f0c7 [groovy.lang.expandometaclass@56a5f0c7[class java.lang.string]]

14 hello.metaclass. = { ~${delegate}~ } hello. () ~Hello World~ hello.metaclass. = { ${lead}${delegate}${lead} } hello.metaclass.lead = # hell. () #Hello World# hello.lead = & ; hello. () &Hello World&

16 List retrieve(problem, n = 5) { assert problem if (!cases) return null def result = cases.collect { [score:similarityof(it, problem), 'case':it] } assert cbrspec switch (cbrspec.retrieving) { case Number: } n = cbrspec.retrieving break case Closure: return cbrspec.retrieving.call(result) } result = result.sort { it.score } [-1..-n]

18 2.

19 Java / DSL ( ), Spring Bean,, / JavaEE, Tomcat, Glassfish, WebSphere, WebLogic.war

20 GRAILS... Spring Framework ( Spring Framework Java 50% Grails Spring Groovy

22 Grails, Spring Framework Spring Framework Spring Framework (WebFlow )

23 SPRING context beans format orm.hibernate3 jdbc transaction validation http web mock test org.springframework.xxx

24 HIBERNATE OR ( ) RDB RDB,,,

25 Hibernate XML,,, Spring, Grails, Hibernate RDB, Grails

26 HIBERNATE session Grails, http (request/response) hibernate Hibernate,

27 / - Spring Security, CAS, JSecurity, OAuth, OpenID, Captcha, Apache Shiro, NoSQL - Cassandra, CouchDB, Hadoop, MongoDB, Neo4J, ORM - JPA, ibatis, Liquibase, SOA - XFire, CXF, Apache Camel, - Selenium, WebTest, BDD, DBUnit, UI - JQuery, ZK, Flex, Ext, DWR, - BIRT, Jasper, - PayPal, Picasa, GAE, Amazon S3, Facebook, Twitter, - Drools, JBPM, JMS, JMX, OSWorkflow,

28 jar,,, DSL,

29 3.

30 ,, Excel,,,,,,,

31 ,,,?,,, UML,,

32 ,,, = = Domain Specific Language = DSL

34 Groovy DSL Grails DSL, DAO, DSL DSL,

35 GROOVY DSL DSL ;, (, ), Map, Closure missingmethod(), BuilderSupport FactoryBuilderSupport MetaBuilder DSL MarkupBuilder SwingBuilder

36 GRAILS DSL OR URL

37 class Product { String name, description static constraints = { name blank:false, unique:true } description blank:false, validator: { it?.indexof("<script") < 0 && it?.indexof("<link") < 0 } static mapping = { cache usage:"transactional" } } static belongsto = [category:category] static searchable = true grails-app/domain/*.groovy

38 DSL CSV,,, Excel, DSL!

39 CSV. 24. ***

40 def systemfoocsvformat = { Order order ->! date value:order.orderdate, format:"%y %m %D ", cond: { it?: new Date() }! customername value:order.customer.name, max:24, cond: { it?: "***" }!... } CsvOutputStream cos =... orders.each {! cos.writewithformat(systemfoocsvformat(it)) } cos.close()

41 DSL CsvOutputStream...,,

42 ,, DSL ( )

43 1.,

44 , Web

45 &, ( ),

47 2., DSL

48 DSL,,,

49 DSL,,,,,

50 3. ( )

51 (JavaEE 1/3 ~ 1/5) (DSL) Java

52 (JUnit) (Canoo or Selenium) (Behavior-driven Development),

53 ,,, $ grails test-app ( ~ ) Mock ( )

54 Java EE, Canoo Web Test Selenium Canoo Web Test httpunit Selenium Java Script,

55 BDD, Spock ( code.google.com/p/spock/)

56 import grails.plugin.spock.unitspecification class FooSpecification extends UnitSpecification { def, () { setup: def div = new Division(); organization.addtodivisions(div) def newdiv = new Division; org.addtodivisions(newdiv) when: div.members = [] then: } } organization.move(from:div, to:newdiv).members == []

57 CI (Continuous Integration),,,, ( 3, ) Java EE Hudson ( Groovy )

59 ,,

60 1.

61 JavaEE,,,,

62 = Grails DSL DSL = Grails /

63 ,,, /

64 Grails Plugin 436 Grails Plugin Collective

65 CSV/Excel UML......

66 2.,,

67 1/5 ~ 1/3 1/2 2~3

68 1/2 ~ 1/3 2,

69 *1 *1) HTTP/HTML UI,

70 3.

71 / /...,

72 GRAILS /

76 ?

77 1. Grails/Groovy... 2.,. 3., 4. Grails Grails/Groovy,

78 Metabolics, Ltd

2 Java 35 Java Java HTML/CSS/JavaScript Java Java JSP MySQL Java 9:00 17:30 12:00 13: 項目日数時間習得目標スキル Java 2 15 Web Java Java J

2 Java 35 Java Java HTML/CSS/JavaScript Java Java JSP MySQL Java 9:00 17:30 12:00 13: 項目日数時間習得目標スキル Java 2 15 Web Java Java J 1 2018 4 Java 35 35 262.5 30 1 1 1,045,300 653,300 656,000 2017 12 389,300 2,700 2 946,900 554,900 290,900 101,100 1 2 Java Java Java Web Eclipse Java List Set Map StringBuilder HTML/CSS/JavaScript JSP/Servlet