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Google Web Toolkit Viorel  Spînu Managing Partner,  Sety RoCS 08 18 Noiembrie
Sety ,[object Object],[object Object],[object Object]
Sety 1. clasic, GWT clasic  server side:  PHP, Ruby, Java,... client side:  HTML, Javascript, CSS server side:  PHP, Ruby, Java,... client side:  JAVA -> HTML GWT
Sety 2. cum ?
Sety 3. adica rulez Java pe client ? NU scrii Java doar cat dezvolti pe productie pui HTML si Javascript optimizat, generat automat din codul Java e un fel de applet ?
Sety 4. bun, dar DE CE ? ca sa nu iti schimbi calculatorul prea repede
Sety 5. chiar merge pe orice browser ? DA  (cele care conteaza)‏ Mozilla Firefox Internet Explorer Safari Opera Google Chrome
Sety 6. un ciclu dezvolti aplicatia web in cod Java ,[object Object],[object Object],[object Object]
Sety 7. un ciclu generezi pentru productie
Sety 8. si performanta ? este Firefox, engleza Firefox, franceza IE, engleza IE, franceza cod JavaScript optimizat  * cod nefolosit -> eliminat * metode inline, cand este cazul echipa GTW  : “ codul generat de compilatorul nostru este probabil mai bun decat ar putea scrie vreodata o fiinta umana” - modesti, nu-i asa? :)‏ incarci doar ce iti trebuie
Sety 9. the BIG win : cod usor de intretinut -> OOP -> static type (erori prinse la compilare)‏ -> IDE-uri performante (Eclipse, IntelliJ)‏ -> debug simplu -> OOP -> patterns -> teste unitare pentru interfata
Sety 10. am o aplicatie web deja scrisa... mai pot folosi GWT fara sa o rescriu complet ? DA !
Sety 11. se integreaza cu JavaScript nativ se poate si in sensul JavaScript -> GWT GWT -> JavaScript
Sety 12. chiar e totul  NU ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],?
Sety 13. un exemplu business goal  : 90% dintre interactiuni cu raspuns sub o secunda solutie  : cod executat pe client, merg la server doar cand este absoluta nevoie
Sety 14. business logic pe client
Sety stateless server statefull client 15.
Sety 16. inca un exemplu business goal  : senzatie de aplicatie desktop, fara page reload solutie  : cod executat pe client, merg la server doar cand este absoluta nevoie
Sety 17. ar fi putut functiona fara server (!)‏
Sety 18. resurse http://code.google.com/webtoolkit/   http://groups.google.com/group/Google-Web-Toolkit   http://googlewebtoolkit.blogspot.com/
Sety 19. mi-ar placea sa ne auzim [email_address] blog :  http://www.spinu.ro twitter :  viorelspinu

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RoCS08 Viorel Spinu

  • 1. Google Web Toolkit Viorel Spînu Managing Partner, Sety RoCS 08 18 Noiembrie
  • 2.
  • 3. Sety 1. clasic, GWT clasic server side: PHP, Ruby, Java,... client side: HTML, Javascript, CSS server side: PHP, Ruby, Java,... client side: JAVA -> HTML GWT
  • 5. Sety 3. adica rulez Java pe client ? NU scrii Java doar cat dezvolti pe productie pui HTML si Javascript optimizat, generat automat din codul Java e un fel de applet ?
  • 6. Sety 4. bun, dar DE CE ? ca sa nu iti schimbi calculatorul prea repede
  • 7. Sety 5. chiar merge pe orice browser ? DA (cele care conteaza)‏ Mozilla Firefox Internet Explorer Safari Opera Google Chrome
  • 8.
  • 9. Sety 7. un ciclu generezi pentru productie
  • 10. Sety 8. si performanta ? este Firefox, engleza Firefox, franceza IE, engleza IE, franceza cod JavaScript optimizat * cod nefolosit -> eliminat * metode inline, cand este cazul echipa GTW : “ codul generat de compilatorul nostru este probabil mai bun decat ar putea scrie vreodata o fiinta umana” - modesti, nu-i asa? :)‏ incarci doar ce iti trebuie
  • 11. Sety 9. the BIG win : cod usor de intretinut -> OOP -> static type (erori prinse la compilare)‏ -> IDE-uri performante (Eclipse, IntelliJ)‏ -> debug simplu -> OOP -> patterns -> teste unitare pentru interfata
  • 12. Sety 10. am o aplicatie web deja scrisa... mai pot folosi GWT fara sa o rescriu complet ? DA !
  • 13. Sety 11. se integreaza cu JavaScript nativ se poate si in sensul JavaScript -> GWT GWT -> JavaScript
  • 14.
  • 15. Sety 13. un exemplu business goal : 90% dintre interactiuni cu raspuns sub o secunda solutie : cod executat pe client, merg la server doar cand este absoluta nevoie
  • 16. Sety 14. business logic pe client
  • 17. Sety stateless server statefull client 15.
  • 18. Sety 16. inca un exemplu business goal : senzatie de aplicatie desktop, fara page reload solutie : cod executat pe client, merg la server doar cand este absoluta nevoie
  • 19. Sety 17. ar fi putut functiona fara server (!)‏
  • 20. Sety 18. resurse http://code.google.com/webtoolkit/ http://groups.google.com/group/Google-Web-Toolkit http://googlewebtoolkit.blogspot.com/
  • 21. Sety 19. mi-ar placea sa ne auzim [email_address] blog : http://www.spinu.ro twitter : viorelspinu