Introduction to OSGi and Nakamura Services
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The document discusses OSGi and Nakamura services. It provides an overview of OSGi including its history, specifications, containers, bundle lifecycle, components, services, configurations, and references. It also summarizes the key services in Nakamura including the number of bundles, components, configurations, and total services.
Introduction to OSGi and Nakamura Services
- 1. Introduction to OSGi and Nakamura Services Carl Hall, Hallway Technologies
- 2. OSGi™- The Dynamic Module System for Java™ what exactly is... 12th Sakai Conference – Los Angeles, California – June 14-16
- 3. OSGi™ - The Dynamic Module System for Java™ Service Platform Framework
- 5. Module
- 6. Life Cycle
- 7. Service
- 9. Configuration 12th Sakai Conference – Los Angeles, California – June 14-16 OSGi Alliance founded 1999
- 10. Specification - 4 releases Core: 332 pgs
- 11. Compendium: 850 pgs
- 12. Enterprise: 484 pgs Total: 1666
- 13. 12th Sakai Conference – Los Angeles, California – June 14-16 OSGi Containers Apache Felix Apache Karaf
- 14. Apache ServiceMix Eclipse Equinox Eclipse Virgo (formerly Spring DM) Knoplerfish
- 15. Concierge
- 16. Newton
- 17. Show me the details! 12th Sakai Conference – Los Angeles, California – June 14-16 Enough with the chatter...
- 18. 12th Sakai Conference – Los Angeles, California – June 14-16 Manifest
- 19. 12th Sakai Conference – Los Angeles, California – June 14-16 Bundle Life Cycle INSTALLED Successfully installed in container RESOLVED All resources available; ready to start or has stopped STARTING Activator.start called; waiting for return ACTIVE No errors during start; activator has returned STOPPING Activator.stop called; waiting for return UNINSTALLED Cannot move to any other state
- 20. 12th Sakai Conference – Los Angeles, California – June 14-16 Bundle Activation
- 21. 12th Sakai Conference – Los Angeles, California – June 14-16 Components
- 22. 12th Sakai Conference – Los Angeles, California – June 14-16 Component Execution @Activate protected void activate(ComponentContext cc) { } protected void activate(BundleContext bc) { } protected void activate(Map props) { } protected void activate(BundleContext b, ComponentContext c, Map props) { } @Modified protected void modified(...) {} @Deactivate protected void deactivate(...) {} protected void deactivate(int reasonCode) {} // OSGi R4 Spec 112.5.8
- 23. 12th Sakai Conference – Los Angeles, California – June 14-16 Defining a Service // implement interfaces, provide services
- 24. 12th Sakai Conference – Los Angeles, California – June 14-16 Configuring a Service
- 25. 12th Sakai Conference – Los Angeles, California – June 14-16 Configuring a Service
- 26. 12th Sakai Conference – Los Angeles, California – June 14-16 Configuring a Service org.sakaiproject.nakamura.auth.cas.CasAuthenticationHandler.cfg
- 27. 12th Sakai Conference – Los Angeles, California – June 14-16 Spec Defined Services System Services Logging
- 29. Device Access
- 30. User Admin
- 31. IO Connector
- 32. Preferences
- 34. Deployment Admin
- 35. Event Admin
- 36. Application Admin Protocol Services HTTP Service
- 38. DMT Admin Miscellaneous Services Wire Admin
- 39. XML Parse
- 41. 12th Sakai Conference – Los Angeles, California – June 14-16 Service Reference //default reference settings //optional reference
- 42. 12th Sakai Conference – Los Angeles, California – June 14-16 Service References //optional reference, multiple services
- 43. 12th Sakai Conference – Los Angeles, California – June 14-16 Inverse Registration
- 44. 12th Sakai Conference – Los Angeles, California – June 14-16 Multiple Service Impls
- 45. 12th Sakai Conference – Los Angeles, California – June 14-16 Service Targets Like a boss
- 46. 12th Sakai Conference – Los Angeles, California – June 14-16 Nakamura Services Nakamura (core) 50 bundles
- 47. 192 components 77 configurable 244 services Nakamura (all) 101 bundles
- 48. 266 components 97 configurable 311 services Nakamura + Sling 121 bundles
- 49. 318 components 196 configurable 433 services