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JRubifying LinkedIn’s
Front-end
http://www.linkedin.com/in/baquera
http://sna-projects/sna
[“iterate rapidly”,
“re-use code”,
“jvm”,
“hire ruby people”,
“have fun”].each { |important_thing|
important_thing.capitalize!
}
require ‘background’
homepage
profile
inbox
service
service
service
front-end back-end
JRuby
Existing full-featured
custom Java web
application framework
using Spring MVC and
a custom JSP compiler
deployed to Tomcat
?
Tomcat < Servlet API
Request
- production webapps
deployed as wars
Tomcat < Servlet API
Request
Custom LinkedIn Filters + Servlet < Spring MVC
- security
- authentication
- tracking
- service layer
Tomcat < Servlet API
Request
Custom LinkedIn Filters + Servlet < Spring MVC
SiteMesh
- 3rd party open source library
- header, footer control
Tomcat < Servlet API
Request
Custom LinkedIn Filters + Servlet < Spring MVC
SiteMesh
JRuby-Rack
- bridge between Servlet and Rack
- customized LinkedIn Rack servlet
for special case error handling
- control transferred via named
dispatcher
SiteMesh
Tomcat < Servlet API
Request
Custom LinkedIn Filters + Servlet < Spring MVC
SiteMesh
JRuby-Rack
SiteMesh
Sinatra
- custom service DSL for
making asynchronous backend
calls (based on protobufs)
- custom Sinatra extensions that
wrap Java framework fxnality:
---> url generation
---> logging
---> authentication
---> resource formatting
Tomcat < Servlet API
Request
Custom LinkedIn Filters + Servlet < Spring MVC
SiteMesh
JRuby-Rack
SiteMesh
Sinatra
get ‘/hello’ do
erb :layout
end
<html>
<head>
<title>Hi</title>
</head>
<body>
Hello from JRuby!
</body>
</html>
Tomcat < Servlet API
Request
Custom LinkedIn Filters + Servlet < Spring MVC
SiteMesh
JRuby-Rack
SiteMesh
Sinatra
get ‘/hello’ do
erb :layout
end
<html>
<head>
<title>Hi</title>
</head>
<body>
Hello from JRuby!
</body>
</html>
Response
require ‘demo’

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Baq haidri j rubyifying linked in's front-end