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  1. WARNING • These slides are not optimized for printing or exam preparation. These are for lecture delivery only. • These slides are made for PowerPoint 2010. They may not show up well on other PowerPoint versions. You can download PowerPoint 2010 viewer from here. • These slides contain a lot of animations. For optimal results, watch in slideshow mode.

  2. blah frameworkblah platformblah blah blahcloud blah blahblah … What a load of bull crap …

  3. blahframeworkblahplatformblahblah blahcloudblah blahblah … Less work, more results: reusing existing artifacts CS2103/T, Lecture 11, Part 1, [Nov 1, 2013]

  4. reusing existing artifacts

  5. reusing existing artifacts

  6. blahframeworkblahplatformblahblah blahcloudblah blahblah … Frameworks Platforms Cloud X X reusing existing artifacts √ X

  7. Your code response Invoke method Libraries

  8. Oooh..! Whole applications for reuse Libraries

  9. This is not exactly what I wanted…

  10. Oooh..!

  11. That’s more like it!

  12. Framework

  13. Examples Framework

  14. Your code Your Code response Invoke method Invoke method response Inversion of Control Framework Library

  15. Dude, we’ll let you know. Don’t call us, we’ll call you! Umm, OK Library Code

  16. The Hollywood Principle Don’t call us, we’ll call you! Your code Your Code response Invoke method Invoke method response Inversion of Control Framework Library

  17. Frameworks Platforms Cloud X X Principles √ X Patterns • Reusing • existing • artifacts. Processes • Reusing • experience

  18. Your code Your Code response Invoke method Invoke method response Framework Library

  19. Frameworks Libraries

  20. app1 app2 Runtime environment Libraries Frameworks Tools Patterns Technologies Platform

  21. connection pooling • load balancing • remote code execution • transaction management • authentication, security • messaging • … Enterprise application platforms

  22. Java standard edition (for desktop applications)

  23. Frameworks Platforms Cloud X X Principles √ X Patterns • Reusing • existing • artifacts. Processes • Reusing • experience

  24. Cloud computing

  25. Cloud computing Computing as a service (used over the network)

  26. Cloud computing Computing as a service (used over the network) Metered billing (pay for only what you use)

  27. Cloud computing Computing as a service (used over the network) Metered billing (pay for only what you use) Elasticity (use only what you need)

  28. Cloud computing Computing as a service (used over the network) Metered billing (pay for only what you use) Elasticity (use only what you need) Easy deployment (obtain/discard easily)

  29. Cloud computing Computing as a service (used over the network) Metered billing (pay for only what you use) Elasticity (use only what you need) Easy deployment (obtain/discard easily) Optimized resources (pooled h/w, shared s/w)

  30. Cloud computing Computing as a service (used over the network) Metered billing (pay for only what you use) Elasticity (use only what you need) Easy deployment (obtain/discard easily) Virtualization layer Virtualization (appears like 1-to-1 h/w, s/w) Optimized resources (pooled h/w, shared s/w)

  31. Cloud computing Computing as a service (used over the network) [IaaS] Infrastructure as a service EC2

  32. Cloud computing Computing as a service (used over the network) [IaaS] Infrastructure as a service [PaaS] Platform as a service EC2

  33. Cloud computing Computing as a service (used over the network) [IaaS] Infrastructure as a service [PaaS] Platform as a service [SaaS] Softwareas a service EC2

  34. Frameworks Platforms Cloud X X Principles √ X Patterns • Reusing • existing • artifacts. Processes • Reusing • experience

  35. Frameworks Platforms Cloud

  36. Frameworks Blah blah blah Platforms blah Blah blah Cloud blah

  37. Frameworks Blah blah blah Platforms blah Blah blah Cloud blah He’s good…

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