Open Source challenges

2. WORKSHOP
UTMACAD
Development With Open Source
CICT, UTM

3. TOO MANY CHOICES
What stack to use?

4. SELECTION PROCESS
● Viable choices
● Step 1: Delve into motivation
● Step 2: Find your candidates
● Step 3: Select
● Step 4: Face challenges

5. MOTIVATION
● Open source, source codes
● Zero licences or annual fees
● Large community, strong industry support
● Mature packages and APIs

6. CANDIDATES
● Java, .NET, PHP
● Hibernate, EclipseLink, JDO
● Spring, Guice, Robato
● JBPM, Joget, Activiti

7. CANDIDATES
● GWT, GXT, Vaadin, ZK, JS
● Jasper, BIRT
● Netbeans, Eclipse
● Maven, ANT, Gradle

8. SELECTION
● Java
○ Open source
○ Object Oriented
○ Available libraries and framework

9. SELECTION
● Spring Framework
○ Enforce best practices
○ Integration with other popular libs
○ Mature package 10+ years

10. SELECTION
● Hibernate
○ Mature and popular
○ Unobstrusive
○ Easy mapping with annotation
○ Enum simplifies value list
○ Integrate with Spring

11. CHALLENGES
Facing the Music

12. CHALLENGES
● Hibernate
○ Object oriented modelling
○ Performance of SQL vs HQL

13. CHALLENGES
● Spring
○ SOLID: Composition vs Inheritance
○ Modular packaging
○ Stereotype best practices

14. CHALLENGES
● Activiti
○ Authentication and Authorization
integration
○ Massive services and APIs

15. CANANG + OPEN SOURCE
In The Long Run

16. OUR EXPERIENCE
● 15+ Years
● Apache Jakarta adopters since 1990s
● 100% OS Stack
● Higher Education + Professional experience
● OS Advocate and Mentor
● Active developers

17. THANK
YOU
CANANG TECHNOLOGIES SDN BHD