Architecture of Professionals.az

Ziya Askerov

April 2013

www.professionals.az

CONTENT

User Profile & (simple Company Profile) Messaging Jobs, Job Seekers, Job Posts Networking Advertisements Search Professionals News Feed

About

Over 8000 registered users Based on Java Technologies Centos 5.5 OS with 1024 MB RAM (VPS) Only 1 Server - Application Server

- MYSQL Database - MailServer - Subversion

Key Technologies

JAVA JSP/SERVLET JBOSS , TOMCAT AJAX MYSQL JQUERY ORM SVN(SUBVERSION)

MVC ARCHITECTURE

Request Front Controller Servlet

VIEW MODEL

Listeners & Filters

RequestXSS

UTF-8

Filter for XSS (Cross-Site Scripting) and SQL Injection attack

CharacterSet filter

Session Listener

If is new

SOURSE

SESSION LISTENER

Object Relational Mapping

LESS NATIVE SQL

SECURITY

SERVER SECURITY NETWORK SECURITY APPLICATION SERVER SECURITY APPLICATION SECURITY

Security Problems

Cross-Site Scripting ATTACKS SOLUTION: Use filter

Sql Injection ATTACKS SOLUTION: Use filter

Cross-Site Request Forgery ATTACKS SOLUTION: Use token,session control

Application Server ATTACKS

Server ATTACKS

Server/Client side Validation

Java Scrpit validation problems

SOLUTION: Use server side validation

Email, Url validation etc. SOLUTION: Use server side validation

Double submissions SOLUTION: Use token

Browsers compatibility SOLUTION: Use JavaScript framework (JQuery)

Exception Handling/Logging

Performance & Optimization

Cashing Connection Pooling Application Server Tuning Java VM Tuning Image optimization Js, Css compression

SERVER.XML

DATASOURCE

WEB MANAGEMENT SYSTEM

WEB MANAGEMENT SYSTEM

PROJECT STRUCTURE

Migration to Groovy on Grails

Build modern, sophisticated and robust Groovy web applications in record time!

Grails brings back the enjoyment of Java web development.

Why GRAILS ?

Rapid Have your next Web project done in weeks instead of months. Grails delivers a new age of Java web application productivity.

Dynamic Get instant feedback, see instant results. Grails is the premier dynamic language web framework for the JVM.

Robust Powered by Spring and designed for the JVM, Grails outperforms the competition. Dynamic, agile web development without compromises.

Architecture of Grails

Why GRAILS ?

Based on battle tested and proven Java frameworks (Spring, Hibernate, SiteMesh, Quartz, etc)

Based on Groovy language GORM(Grails Object Relational Mapping) Doesn’t stop you from using the power of underlying frameworks Easy to set-up and get started Minimal server restart required while development Convention over Configuration / No painful XML configuration & XML

Management Tag Lib Authoring mechanism Tons of available plugins

COMPANIES USING GRAILS

“Groovy is so much quicker and simpler to write code with, so we can get applications up and running faster,” Mullen

confirms. “With Groovy and Grails we can create a new feature in a week, when before it could easily take a month or more.”

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Ziya ASKEROV

ziyaaskerov@gmail.comAprel 2013

Ziya ASKEROV

ziyaaskerov@gmail.comAprel 2013