OOP

Transcript

1. OOP ",*)*50
   ,0*3*:"."
   
   
   !&YJDJUF

2. MODEL ?

3. None
4. None
5. None
6. None
7. None
8. None

9. http://abapsharebyreza.blogspot.jp/2013/11/taw-12-introduction-to-object-oriented.ht

10. http://abapsharebyreza.blogspot.jp/2013/11/taw-12-introduction-to-object-oriented.ht

11. TellDontAsk ٻΊΔͳɺ໋͡Α

12. https://martinfowler.com/bliki/TellDontAsk.html

13. ̍ɽ̍ͭͷϝιουʹ͖ͭΠϯσϯτ͸̍ஈ֊·Ͱʹ͢Δ͜ͱ ̎ɽelse۟Λ࢖༻͠ͳ͍͜ͱ ̏ɽ͢΂ͯͷϓϦϛςΟϒܕͱจࣈྻܕΛϥοϓ͢Δ͜ͱ ̐ɽ̍ߦʹ͖ͭυοτ͸̍ͭ·Ͱʹ͢Δ͜ͱ ̑ɽ໊લΛলུ͠ͳ͍͜ͱ ̒ɽ͢΂ͯͷΤϯςΟςΟΛখ͘͢͞Δ͜ͱ ̓ɽ̍ͭͷΫϥεʹ͖ͭΠϯελϯεม਺͸̎ͭ·Ͱʹ͢Δ͜ͱ ̔ɽϑΝʔετΫϥείϨΫγϣϯΛ࢖༻͢Δ͜ͱ ̕ɽGetterɺSetterɺϓϩύςΟΛ࢖༻͠ͳ͍͜ͱ