µjax in 30 minutes

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µjax is a lightweight AJAX library for accessing content in a Java Content Repository (JCR) over the web. This presentation was given at Web Montag in Berlin, 01-21-2008.

µjax is a lightweight AJAX library for accessing content in a Java Content Repository (JCR) over the web. This presentation was given at Web Montag in Berlin, 01-21-2008.

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  • 1. µjax in 30 minutes lars.trieloff@day.com weblogs.goshaky.com/weblogs/lars
  • 2. µjax in 30 minutes JCR m eets AJAX lars.trieloff@day.com weblogs.goshaky.com/weblogs/lars
  • 3. µjax content repository vs. ajax
  • 4. µjax content repository vs. ajax What’s JCR (elevator pitch) Introducing µjax silve r
  • 5. µjax content repository vs. ajax What’s JCR (elevator pitch) Introducing µjax silve r
  • 6. What’s JCR?
  • 7. What’s JCR? “The API should be a standard, implementation independent, way to access content bi-directionally on a granular level to a content repository.”
  • 8. What’s JCR? “The API should be a standard, implementation independent, way to access content bi-directionally on a granular level to a content repository.” ?
  • 9. What’s JCR? “The API should be a standard, implementation independent, way to access content bi-directionally on a granular level to a content repository.” ?
  • 10. Best of both worlds. database fi les yste m content repositor y
  • 11. Best of both worlds. database fi les yste m hier- integ archi rity structu re es read streams tx query write locking access control multi- value g un- versionin structured “full- sort obser- text” order vation content repositor y
  • 12. Some known JCR Applications
  • 13. Some known JCR Applications Fast Enterprise BEA Portal Oracle Portal Interface 21 Search Sun JBoss Portal OpenPortal Day Spring Communique Framework DAM Day magnolia WCMS Communique Apache Sling Mindquarry Collab Alfresco ECMS Collaboration Apache Tapestry QSLabs Day Apache Compliance Communiqué Cocoon WCMS IBM FileNet Artifactory medic-2-medic WebSiteManager Apache James Maven Proxy mapofmedicine Exo ECMS Platform TYPO3 GX WebManager v5.0 WCM InfoQ Online Hippo Liferay Nuxeo ECM Community CMS Enterprise Portal Jahia Sakai Percussion Framework E-learning Rhythmix QuickWCM Sourcemix WCMS Lutece Sourcemix Portal
  • 14. µjax content repository vs. ajax What’s JCR (elevator pitch) Introducing µjax silve r
  • 15. µjax content repository vs. ajax What’s JCR Introducing µjax
  • 16. µjax content repository vs. ajax What’s JCR Introducing µjax silve r
  • 17. Introducing µjax Repository based AJAX
  • 18. Introducing µjax JCR
  • 19. Introducing µjax JCR
  • 20. Introducing µjax JCR
  • 21. Introducing µjax JCR the other side
  • 22. Introducing µjax JCR the other side de ve h a lope t r “i want to build webapps” me d) (d a v i
  • 23. Introducing µjax JCR the other side de ve h a lope t r “i want to build webapps” me d) (d a v i
  • 24. Introducing µjax JCR the other side de ve h a lope t r “i want to build webapps” me d) (d a v i
  • 25. Introducing µjax JCR de ve h a lope t r a rs ) me ( l silve r µjax
  • 26. Introducing µjax JCR de ve h a lope t r a rs ) me ( l silve r µjax very simple projection: fits the bill
  • 27. Introducing µjax JCR de ve h a lope t r a rs ) me ( l silve r µjax very simple projection: “usecas fits the bill driven e”
  • 28. Introducing µjax I browser & ujax.js reading: json & resource GET’s writing: form-POST & GET s s J2EE Web Server 3 2 Browser I 2 UjaxServlet.java translating requests to JCR calls 3 JCR Compliant Content Repository
  • 29. Introducing µjax I browser & ujax.js reading: json & resource GET’s writing: form-POST & GET s s J2EE Web Server 3 2 Browser I very simple js A 2 UjaxServlet.java translating requests read content, FoPI to to JCR calls rms to write conten t 3 JCR Compliant Content Repository
  • 30. Introducing µjax I browser & ujax.js reading: json & resource GET’s writing: form-POST & GET s s J2EE Web Server 3 2 handles all the h particularly se eavy lifting, curity Browser I 16 t ons very simple js A 2 UjaxServlet.java translating requests read content, FoPI to to JCR calls rms to write conten t 3 JCR Compliant Content Repository
  • 31. Getting ready... download a nd install test & mount as a drive
  • 32. hello, world. tle> world</ti ello, <html> itle>rjax:h <t <head> /h2> </he ad> o, world< <h 2>hell <body> > </body > </html drag, drop, done http://localhost:7402/ firststeps/0_hello.htm l
  • 33. simple write example tle> examp le</ti write simple <html> itle>rjax: OSTquot;> <hea d><t hod=quot;P y> aquot; met d><bod ion=quot;/mydat </hea m act or --> <f <!-- title > equot; /> /h2 <h2>Title< textquot; name =quot;Titl =quot; <input type ion --> pt ionquot;> <!-- descri on</h2> script ti quot;De <h2>Descrip s=quot;5quot; name= ow <textarea r area> </text --> olor <!-- c r</h2> <h2>Colo orquot;> e=quot;Col redquot;>red <select nam alue=quot; v >green <option lue=quot;greenquot; <option va </select> write me! http://localhost:7402/firs tsteps/1_write.html rm> </ </body fo > > </html
  • 34. simple read example title> mple</ ad exa simple re <html> itle>rjax: <t <head> </head > cript ax.jsquot;></s <body> pt src=quot;/rj +'quot;>'; <scr i ataquot;); +node.Color (quot;/myd :' <s cri pt> getContent round-color =Rjax. backg va r node div style=quot; v='< ; var di .write(div) nt docume > pt </scri ript> Title) ; 2><sc e(node. <h cument.writ d o ></h2> ion); </script t> script rip de.De <p><sc nt.write(no docume p> pt></ </scri div> </ read me! http://localhost:7402/firs tsteps/2_read.html </body </html > >
  • 35. add new entry itle> ple</t y exam w entr add ne <html> itle>rjax: <t <head> body> es/*quot; taquot;> /entri art/form-da >< mydata p </head m action=quot;/ type=quot;multi or nc <f od=quot;POSTquot; e meth lequot; /> tle </h2> quot; name=quot;Tit <h2>Ti ype=quot;text <input t tarea> ></tex 2> ptionquot; cription</h ame=quot;Descri <h2>Des rows=quot;5quot; n <textarea /h2> <h2> Color< =quot;Colorquot;> e red <select nam alue=quot;redquot;> green v quot;> <option alue=quot;green v <option </select> agequot;/> add new http://localhost:7402/firststeps/3_addnew.html age</h2> equot; name=quot;Im <h2>Im ype=quot;fil <inp ut t nput t ype=quot;s ubmitquot; ></p> ><i <p form> </ > </body > </html
  • 36. list entries itle> ple</t s exam list entrie <html> itle>rjax: ; <head> <t riesquot;) ata/ent [...] (quot;/myd t> .getC ontent <scrip ntries=Rjax var e pt> </scri quot;>'); olor+' <div> ntry.C t> r ies) { lor:'+e <scrip ar a in ent s[a]; und-co ackgro h3>'); for (v ntry=entrie iv style=quot;b le+'</ var e .write('<d +entry.Tit nt >' ); docume .write('<h2 Description nt y. docume .write(entr nt docume ge) { ry.Ima if(ent [...] } ove=' ax:rem ; ies?rj /div>') mydata/entr ite('< quot;/ cum ent.wr e('<a href= list entries do .writ document move</a>'); re http://lo +a+'quot;> calhost:7 402/first steps/4_l ist.html } > ew</a> pt tmlquot;>add n </scri quot;3_addnew.h f= <a hre </div> > </body
  • 37. views [...] t> <scrip wizard(); Rjax. pt> </scri [...] rd(); ! Rja x.w iza ! ript> resource or ! </sc http://l iented urls ocalhost :7402/my data/ent ries.lis t.html
  • 38. views
  • 39. µjax content repository vs. ajax What’s JCR Introducing µjax
  • 40. µjax content repository vs. ajax What’s JCR Introducing µjax silve r
  • 41. If you remember only 2 things. I dev.day.com Download CRX and play with µjax. 2 keep an eye on “ apache sling”
  • 42. If you remember only 2 things. I dev.day.com Download CRX and play with µjax. 2 keep an eye on “ apache sling” riously! se