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What are the obsolete design patterns from "J2EE Design Patterns"?

Rogerio Kioshi
Ranch Hand

Joined: Apr 12, 2005
Posts: 689
Do you think there are design patterns we've used to apply in J2EE but, now, with new technologies, they are obsolete? If so, which of them are?


SCEA 5 (part 1), SCBCD, SCWCD, SCJP, CLP, CLS
Pradeep bhatt
Ranch Hand

Joined: Feb 27, 2002
Posts: 8903


Service Locator [Use dependency Injection]
Business Delegate [Use java interfaces instead of EJB's remote interfaces]
Transfer Object [We can now use POJO for entities]


Groovy
Celso Gonzalez
Author
Greenhorn

Joined: Nov 01, 2010
Posts: 7
I would also say that you could use JPA managers instead of Data Access Objects.
Chris Mathews
Ranch Hand

Joined: Jul 18, 2001
Posts: 2712
A better question would be: What J2EE Design Patterns are still relevant?
David Byron
Rancher

Joined: Jan 20, 2009
Posts: 171

This topic would fare better in the "OO, Patterns, UML and Refactoring" forum, n'est-ce pas?


SCJD 6, OCPJP7, Baroque Potion, G+
Jeanne Boyarsky
internet detective
Marshal

Joined: May 26, 2003
Posts: 30068
    
149

David: Yes. Moved.


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