These are the slides of my SOTR 2012 talk in Brussels about using the ColdFusion ORM feature in mobile applications

1. Database-driven mobile
AIR applications
The power of ORM

3. Who Are we?
Cyril Hanquez
Mobile and web developer at
• Adobe Community Professional
• ColdFusion User Group Manager
• 13+ years of development experience
• Co-author of “HTML5 Solutions: Essential Techniques for HTML5 Developers”
Email: cyril@cyrilhanquez.com
LinkedIn: www.linkedin.com/in/cyrilh
Twitter: @fitzchev
Blog: www.cyrilhanquez/blog

4. Who Are we?
Steven Peeters
Adobe Certified Instructor / consultant at Silver Lining
• Adobe Flex, AIR, Flash Catalyst & ColdFusion Certified Instructor
• Adobe Community Professional
• ColdFusion User Group Manager
• 14+ years of development experience
• Flex & AIR since 2004
• Author for Friends of ED
Email: steven@silver-lining.be
LinkedIn: www.linkedin.com/in/stevenpeeters
Twitter: @aikisteve
Blog: www.flexpert.be
Website: www.silver-lining.be

5. Topics
• Database in AIR
• Using ColdFusion’s ORM
• Synchronising with a remote server
• Applying to mobile applications

6. Database in AIR

7. Database in AIR
• Lightweight database

8. Database in AIR
• Lightweight database
• Limited type support

9. Database in AIR
• Lightweight database
• Limited type support
• Easy to use

10. Database in AIR
• Lightweight database
• Limited type support
• Easy to use
• Available offline

11. Database in AIR
• Lightweight database
• Limited type support
• Easy to use
• Available offline
• Synchronous AND asynchronous access

12. Database encryption

13. Database encryption
• 256-bit AES encryption

14. Database encryption
• 256-bit AES encryption
• Use EncryptionKeyGenerator to validate strength
of encryption key
• as3corelib on code.google.com

15. Database encryption
• 256-bit AES encryption
• Use EncryptionKeyGenerator to validate strength
of encryption key
• as3corelib on code.google.com
• Re-ecryption is possible

16. Using ColdFusion’s ORM

17. Using ColdFusion’s ORM
• Server-side technology on client-side?
• cfair.swc
• <server root>/CFIDE/Scripts/AIR

18. Using ColdFusion’s ORM
• Server-side technology on client-side?
• cfair.swc
• <server root>/CFIDE/Scripts/AIR
• Works with local database

19. Using ColdFusion’s ORM
• Server-side technology on client-side?
• cfair.swc
• <server root>/CFIDE/Scripts/AIR
• Works with local database
• Use SyncManager class

20. Using ColdFusion’s ORM
• Server-side technology on client-side?
• cfair.swc
• <server root>/CFIDE/Scripts/AIR
• Works with local database
• Use SyncManager class
• Need to adjust DTOs with metadata

21. Using ColdFusion’s ORM
• Server-side technology on client-side?
• cfair.swc
• <server root>/CFIDE/Scripts/AIR
• Works with local database
• Use SyncManager class
• Need to adjust DTOs with metadata
• No BLOB possible :-(

22. Entity Metadata

23. Entity Metadata
• [Entity]

24. Entity Metadata
• [Entity]
• [Table(name=”<name>”)]

25. Entity Metadata
• [Entity]
• [Table(name=”<name>”)]
• [RemoteClass(alias=”<cfc>”)]

26. Entity Metadata
• [Entity]
• [Table(name=”<name>”)]
• [RemoteClass(alias=”<cfc>”)]
• [Bindable]

27. Field Metadata

28. Field Metadata
• [Id]

29. Field Metadata
• [Id]
• [GeneratedValue(strategy=”INCREMENT”,
initialValue=”1”, incrementBy=”1”)]

30. Field Metadata
• [Id]
• [GeneratedValue(strategy=”INCREMENT”,
initialValue=”1”, incrementBy=”1”)]
• [Transient]

31. Field Metadata
• [Id]
• [GeneratedValue(strategy=”INCREMENT”,
initialValue=”1”, incrementBy=”1”)]
• [Transient]
• [Column(name=”<name>”,
columnDefinition=”TEXT|INTEGER|REAL|DATE”,
nullable=”true|false”, unique=”true|false”]

32. Relationship Metadata

33. Relationship Metadata

34. Relationship Metadata
• [OneToOne(targetEntity=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]

35. Relationship Metadata
• [OneToOne(targetEntity=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]
• [OneToMany(targetEntity=”<entity>”,
mappedBy=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]

36. Relationship Metadata
• [OneToOne(targetEntity=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]
• [OneToMany(targetEntity=”<entity>”,
mappedBy=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]
• [ManyToOne(targetEntity=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]

37. Relationship Metadata
• [OneToOne(targetEntity=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]
• [OneToMany(targetEntity=”<entity>”,
mappedBy=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]
• [ManyToOne(targetEntity=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]
• [ManyToMany(targetEntity=”<entity>”,
fetchType=”EAGER(default)|LAZY”)]

38. Relationship Metadata

39. Relationship Metadata
• [JoinTable(name=”<name>”)]

40. Relationship Metadata
• [JoinTable(name=”<name>”)]
• [JoinColumn(name=”<name>”,
referencedColumnName=”<name>”)]

41. Relationship Metadata
• [JoinTable(name=”<name>”)]
• [JoinColumn(name=”<name>”,
referencedColumnName=”<name>”)]
• [InverseJoinColumn(name=”<name>”,
referencedColumnName=”<name>”)]

42. Synchronising with remote server

43. Synchronising with remote server
• Always asynchronous

44. Synchronising with remote server
• Always asynchronous
• Using SyncManager class
• port
• server
• syncCFC
• session

45. Synchronising with remote server

46. Synchronising with remote server
• Fetching remote data
• syncManager.fetch(“foo”)

47. Synchronising with remote server
• Fetching remote data
• syncManager.fetch(“foo”)
• Save remote data in local SQLite database
• session.saveUpdateCache(<ArrayCollection>)

48. Synchronising with remote server

49. Synchronising with remote server
• Reading data from local database

50. Synchronising with remote server
• Reading data from local database
• session.load(<valueObject>, <filterObject>)

51. Synchronising with remote server
• Reading data from local database
• session.load(<valueObject>, <filterObject>)
• session.loadAll(<valueObject>)

52. Synchronising with remote server
• Reading data from local database
• session.load(<valueObject>, <filterObject>)
• session.loadAll(<valueObject>)
• session.loadbyPK(<valueObject>, <PK filter>)

53. Synchronising with remote server
• Reading data from local database
• session.load(<valueObject>, <filterObject>)
• session.loadAll(<valueObject>)
• session.loadbyPK(<valueObject>, <PK filter>)
• session.loadByQuery(<valueObject>, <SQL
where condition>)

54. Synchronising with remote server

55. Synchronising with remote server
• Saving data to the local database

56. Synchronising with remote server
• Saving data to the local database
• session.saveUpdate(<valueObject>)

57. Synchronising with remote server
• Saving data to the local database
• session.saveUpdate(<valueObject>)
• session.delete(<valueObject>)

58. Synchronising with remote server

59. Synchronising with remote server
• Pushing data to the remote database

60. Synchronising with remote server
• Pushing data to the remote database
• syncManager.autocommit = true

61. Synchronising with remote server
• Pushing data to the remote database
• syncManager.autocommit = true
• session.commit()

62. What can you do with it?
• Online/offline synchronisation
• Use DB as (temporary) storage
• Protect private data (encryption)
• Colaborate with other people
• ...

64. ORM on mobile devices

66. ORM on mobile devices

67. ORM on mobile devices
• What’s available?

68. ORM on mobile devices
• What’s available?
• SQLite database

69. ORM on mobile devices
• What’s available?
• SQLite database
• Disk access

70. ORM on mobile devices
• What’s available?
• SQLite database
• Disk access
• Data contract?

71. ORM on mobile devices
• What’s available?
• SQLite database
• Disk access
• Data contract?
• WiFi?

72. ORM on mobile devices

73. ORM on mobile devices
• What’s different?

74. ORM on mobile devices
• What’s different?
• AIR 2.5 minimum

75. ORM on mobile devices
• What’s different?
• AIR 2.5 minimum
• Specify access rights in app.xml

76. ORM on mobile devices
• What’s different?
• AIR 2.5 minimum
• Specify access rights in app.xml
• not much really...

77. “It’s like stealing candy
from a baby!”

79. Twitter: Blog site:
@aikisteve www.flexpert.be
Email: Company website:
steven@silver-lining.be www.silver-lining.be