RESTRUCTURING WEB APP

BOF-2368 Restructuring a Web Application, Using Spring and Hibernate Gustavo de Paula | [email_address] Devendra Tewari | [email_address]

Motivation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

About C.E.S.A.R ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

About the Speaker ,[object Object],[object Object],[object Object],[object Object]

VPBook 1.0 - Synchronization solution Phone Client 1 Phone Client 2 Phone Client n Virtual Phonebook Web Server ... HTTP Requests/Responses WEB Related to mobile devices. ... Related to browsing interaction. User 1 User 2 User n Mobile Web Browsing Data Carrier Portal

VPBook 1.0 – Server Requirements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

VPBook 1.0 – Client Navigational Model

VPBook 1.0 – Server Navigational Model

VPBook 1.0 – High Level Sequence Diagram Cell Phone VPBook Sync Database Login Send Modified Contacts Identify what was changed in the server Apply Changes PhoneBook Changes Apply Changes Solve Conflicts Read Contacts Logout Commit Changes Check user

VPBook 1.0 System Architecture Sync module Contact Manager DB Interface DB Layer DB Carrier Integration BREW App Web GUI Carrier Portal

Components ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Components ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Main Issues in the VPBook 1.0 System Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Main Issues in the VPBook 1.0 System Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object]

New requirements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Solution – Spring ,[object Object],[object Object],[object Object],Spring is a layered J2EE application framework based on code published in Expert One-on-One J2EE Design and Development by Rod Johnson

Spring Main Modules Spring live. Figure 1.1

Spring Main Modules ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Spring Main Modules ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Spring – how we use it Spring live. Figure 1.2

VPBook 2.0 System Architecture VPBook Core Sync Client Web Client Admin Client VPBook DB Layer Struts Struts Struts Spring Hibernate

VPBook 2.0 System Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

VPBook 2.0 System Architecture Advantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Comparison metrics *Not end-to-end 69% smaller 858 2477 DB access NCSS 30x faster 1 sec. 30 secs. DB Performance Full Sync (Before JDBC improvements) * 2x faster 1 sec. 2 secs. DB Performance Full Sync (After JDBC improvements) * 61% bigger 12089 7502 Full project NCSS 462% bigger 16 MB 3.463 MB Deployment Pack 250% increase 45 18 Number of UCs New solution Rate Old solution

Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RESTRUCTURING WEB APP

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