1. Grails Goto Plugins
Eric Sword
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 1

2. Who am I
● Professional geek for 17 years
● Turned management refugee in 2005
● Now full-time dev and tech lead for SAIC
● Java '97, Groovy '07, Grails '09
● Blog: http://www.swordsystems.com
● ericsword@gmail.com
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 2

3. This Presentation
● Start from nothing - almost
● Full app in 1 hour
DB Persistence Authentication Audit Logging
Load Monitoring DB Monitoring Remote Debugging
Unit Tests Integration Tests Functional Tests
Test Data Fixtures Lucene Indexes Tags and Tag Clouds
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 3

4. Get the Code
● https://github.com/esword/grails-plugin-sandbox
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 4

5. All Together Now
Groovy on Rails
Groovy on Grails
Grails
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 5

6. Grails Recipe
● Take most popular Java web techs
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 6

7. ● Apply dollop of groovy glue
● Conventions from top to bottom
● Minimal boiler plate code
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 7

8. Your Choice of 745 Fixings
●
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 8

9. Bake with fully integrated
testing tools
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 9

10. Enjoy!
● Full stack web-application framework
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 10

11. Running App in 3 Lines
● grails create-app bookstore
● cd bookstore
● grails run-app
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 11

12. Add MVC
● create-domain-class Author
● cre<tab> Book
● create-scaffold-controller <tab> Author
● <up arrow> Book
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 12

13. Define Domain
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 13

14. New in 2.0
● Much improved interactive shell
● Better class reloading
● Web-based dbconsole
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 14

15. dbconsole
● drool,drool, drool
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 15

16. Get Real
● Authentication
● Test Data
● Testing
● Audit Logging
● Monitoring
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 16

17. IDE Integration
● Intellij Rocks
– Does require $ for Ultimate Edition
● STS – Spring Source Toolsuite
– A solid “meh”
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 17

18. Plugins
● Project Overlay
● Augment Build
● Add Common Libs
● Add Capabilities
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 18

19. February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 19

20. Authentication
● Do it first
● Avoid mocking stuff for user session
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 20

21. Spring Security Plugin
● grails install-plugin spring-security-core
or
● BuildConfig.groovy:
● compile ':spring-security-core:1.2.7.2'
● grails s2-quickstart bookstore.auth
BookstoreUser AuthRole
●
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 21

22. BuildConfig.groovy
● Ivy Dependency Management
● SCM
● Repository Deployment
● Plugin Definitions
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 22

23. Init Security
● grails s2-quickstart bookstore.auth
BookstoreUser AuthRole
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 23

24. Config.groovy
● Tip: Break it up
● Makes it easier to upgrade grails
● Easier to find settings of different types
● Don't forget to test it
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 24

25. Unit vs Integration Tests
● Grails 2 unit test enhancements
● Integration tests go through init sequence
● create-integration-test BootStrap
● test-app integration:
● open test-report
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 25

26. Back to Security
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 26

27. Lock it Down
● Can use Annotation in controllers
or
● Centralized url-access map
http://grails-plugins.github.com/grails-
spring-security-core/docs/manual/
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 27

28. Fixtures Plugin
● grails install-plugin fixtures
● Concise DSL for creating domain objects
● Test data sets
● Initialization data
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 28

29. Fixtures Shortcomings
● Can't load external file
● Doesn't load in production
● No easy “if exists” check
● Can work around all of these
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 29

30. Fixtures Plugin
● Fixture for roles and system user
● Fixture for test/demo users
● Test! Test! Test!
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 30

31. Why so many tests?
● It's easy
● Compile time checking no longer there
● Do you value your sanity?
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 31

32. Productivity Chart
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 32

33. Grails without Tests
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 33

34. Activate Fixtures
● A bit about Bootstrap.groovy
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 34

35. App-Specific Config Settings
● ConfigSlurper - a very smart properties file
● Remember - can overload with other files
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 35

36. BuildTestData Plugin
● Fills in non-essential bean fields
● Keeps data in-tests
– Also Integrates with Fixture plugin
● As of last week, works in Unit Tests
– new Book().validate() vs
Book.build().validate()
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 36

37. Status Check
● Have
– DB persistence, authentication, unit and
integration tests, auto-initialized user and
data sets
● Need
– Audit logging, Load monitoring, remote
debugging, functional tests, code
coverage metrics, Lucene indexed
queries, UI niceties
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 37

38. Bam!
● grails install-plugin audit-logging
● grails install-plugin code-coverage
● grails install-plugin console
● grails install-plugin codenarc
● grails install-plugin geb
● grails install-plugin grails-melody
● grails install-plugin runtime-logging
…Oh eff it...
● Add plugin dependencies to BuildConfig
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 38

39. Code Analysis
and
Test Coverage
● CodeNarc
– Warning: Will not run in interactive console
● Coberturra
– Need to tweak include/exclude sets
● Both integrate well with Jenkins
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 39

40. Audit Logging
● static auditable = true
● Hooks into grails persistence events
● Record changes down to property level
● Integrates with spring security to capture
user
● Controller to view some audit info
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 40

41. Audit Logging
● SELECT * FROM AUDIT_LOG order by id
desc
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 41

42. Monitoring with Melody
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 42

43. Remote Debugging
● dbconsole
● console
● App-info
– Warning: Not working with grails 2 yet
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 43

44. Status Check
● Have
– DB persistence, authentication, unit and
integration tests, auto-initialized user and
data sets, audit logging, load monitoring,
remote debugging, code coverage
metrics
● Need
– functional tests, Lucene indexed queries,
UI niceties
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 44

45. Searchable Plugin
● static searchable = true
● Lucene index against domain classes
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 45

46. Audience Choice
● Functional Testing with Geb
Or
● Tags and Tag Cloud
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 46

47. Taggable and Tag Cloud
● static searchable = true
● Lucene index against domain classes
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 47

48. Resources
● http://grails.org/
● http://grails.org/plugins/
● https://github.com/esword/grails-plugin-sandbox
● http://groovyblogs.org/entries/recent
● http://glaforge.appspot.com/article/videos-and-slides-of-groovy-gra
● http://mrhaki.blogspot.com/
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 48

49. Thanks!
● Happy Plugging!
● http://www.swordsystems.com
● http://www.slideshare.net/ericsword/grails-
goto-plugins
● ericsword@gmail.com
February 15, 2012 Grails Goto Plugins ­ DC GUG ­ Copyright 2012 Eric Sword 49