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Ajax ons2
- 1. Ajax on Struts 2
- 6. Classic Web Applications URL: /manningSampleApp/chapterEight/ClassicRetrieveUser.action Data: username=mary
- 8. < html > < head > < link rel = "stylesheet" type = "text/css" href = "css/classicUserBrowser.css" /> </ head > < body > < h2 > Artist Browser Control </ h2 > < form id = "ClassicRetrieveUser" name = "ClassicRetrieveUser" onsubmit = "return true;" action = "/manningSampleApp/chapterEight/ClassicRetrieveUser.action" method = "post" > < table class = "wwFormTable" > < tr > < td class = "tdLabel" >< label for = "ClassicRetrieveUser_username" class = "label" > Select an artist: </ label ></ td > < td >< select name = "username" id = "ClassicRetrieveUser_username" > < option value = "Jimmy" > Jimmy </ option > < option value = "Charlie Joe" > Charlie Joe </ option > < option value = "Mary" selected = "selected" > Mary </ option > < option value = "Arty" > Arty </ option > </ select ></ td > </ tr > < tr > < td colspan = "2" > < div align = "right" >< input type = "submit" id = "ClassicRetrieveUser_0" value = "Submit" /></ div > </ td > </ tr > </ table > </ form > < hr /> < h2 > Artist Information </ h2 > < div id = 'console' > < p >< span class = "browser_label" > Name: </ span > Mary Greene </ p > < p >< span class = "browser_label" > PortfolioName: </ span > Wood Cuts </ p > < p >< span class = "browser_label" > PortfolioName: </ span > Oil Paintings </ p > </ div > </ body > </ html >
- 10. Ajax Web Applications URL: /manningSampleApp/chapterEight/ClassicRetrieveUser.action Data: username=mary
- 14. Observations . . . What does the server do? The page abstraction: JSP, ASP, PHP What should new frameworks do? What should new frameworks do?
- 19. struts.xml <? xml version = "1.0" encoding = "UTF-8" ?> <! DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd" > < package name = "chapterEightPublic" namespace = "/chapterEight" extends = "struts-default" > < action name = "ClassicUserBrowser" class = "manning.chapterEight.UserBrowser" > < result > classicUserBrowser.jsp </ result > </ action > </ package > </ struts > < struts >
- 20. Let's code: classic style What do we need to write? Interceptors? Results? An Action A JSP Page
- 21. Let's Code: Ajax Style What do we need to write? Interceptors? Results? An Action A JSP Page? Javascript Client Application
- 22. Summary Struts 2 – Second Generation Framework Struts 2 – Built on Software Engineering Principles Struts 2 – Fast Development, Flexible Architecture Ajax – No Page Rendering Ajax – Javascript Client Ajax – Lower Bandwidth Ajax – JSON, XML
Editor's Notes
- Plus images, css, etc. This is a very small page.
- show amazon page refresh
- XMLHttpRequest