1. JBoss Application Server (AS) 7 Jason Shepherd Middleware Support Engineer, Red Hat November 17 th , 2011

3. Managed Beans

6. JBoss EAP 6 based on AS 7.1

10. Greeter cannot access org.slf4j com.redhat.greeter org.slf4j org.jboss.weld.core

12. Higher signal-to-noise ratio

13. Powerful mechanisms for free

14. Portable knowledge

16. Non Embeddable EJB container

17. Complex packaging

18. Verbose XML configuration

19. Boilerplate JNDI lookups

21. Embeddable EJB container

22. EJBs in WAR

23. Annotation based configuration

24. EJB in light weight Web Profile

26. EJBs in WAR archives!

28. EJB

29. Seam

30. Spring

31. Guice

34. Instances managed by the container

36. Resource injections

40. @PersistenceContext , @PersistenceUnit

42. Requires special tooling to validate

43. Context and Dependency Injection (CDI) Web tier (JSF) Transactional tier (EJB)

45. Automatic transaction management for web apps!

46. A type-safe approach to d ependency i njection

47. Based on Seam 2

48. Other features …

49. http://tinyurl.com/weld-reference-101

50. Injection 101 ... public class ManagedGreeter { @Inject Greeter g ; String message = null; public void setMessage(String m ) { this . message = g .greet( m ); } public String getMessage(){ return message ; } }

51. Welcome to CDI, EJB 3.1 session beans! @Stateless public class Greeter { public String greet(String name) { return "Hello " + name + "!" ; } }

53. From JEE 5 to JEE6 CDI JSF managed beans Facelets JSP

54. Stashing the bean in a context @RequestScoped public class ManagedGreeter { @Inject Greeter g ; String message = null; public void setMessage(String m ) { this . message = g .greet( m ); } public String getMessage(){ return message ; } }

56. @RequestScoped

59. Implement the context API in an extension

61. No fear of exceptions on lazy fetch operations

62. Controlling the conversation @ConversationScoped public class BookingAgent { @Inject @BookingDatabase EntityManager em ; @Inject Conversation conversation ; private Hotel selected ; private Booking booking ; public void select(Hotel h) { selected = em .find(Hotel. class , h.getId()); conversation.begin() ; } ...

63. Controlling the conversation ... public boolean confirm() { if (!isValid()) { return false ; } em .persist( booking ); conversation.end() ; return true ; } }

65. Pluggable container support (embedded or remote)

66. Supports injection into test class

67. Tests can be run from IDE or build script

68. Arquillian Maven integration < dependency > < groupId > org.jboss.arquillian.junit </ groupId > < artifactId > arquillian - junit -container </ artifactId > < version > ${arquillian.version} </ version > < scope > test </ scope > </ dependency >

70. No startup/shutdown

72. Startup/Shutdown managed by test harness

76. Performance monitoring

79. Install the RHC command line tools

81. Git push

83. Java EE 6 compliant

84. Test in the container using Arquallian

85. Deploy instantly to Openshift