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Difference between EJB 1.0 & 2.0?

Siva Ram
Ranch Hand

Joined: Apr 04, 2002
Posts: 66
Hi,
I worked with EJB 1.0 . But in my appln. client asked me to update those ejbs to 2.0 std. Can anyone tell me what are the changes I have to do ?


Thanks and Regards,<br />Siva Ram .NR
JiaPei Jen
Ranch Hand

Joined: Nov 19, 2000
Posts: 1309
EJB 2.0 has added local home interface and local interface, select method for CMP in the bean class), EJB QL, CMP relationship handling, and message driven beans.
Tim Holloway
Saloon Keeper

Joined: Jun 25, 2001
Posts: 16901
    
  26

Also the deployment descriptors changed going from EJB 1.0 to EJB1.1, as did some better support for CMPs.


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Siva Ram
Ranch Hand

Joined: Apr 04, 2002
Posts: 66
Hi,
Where can I get more information reg. EJB2.0
Can you plz. help.
JiaPei Jen
Ranch Hand

Joined: Nov 19, 2000
Posts: 1309
I would read the EJB2.0 Specification by Sun and the Special Edition Using EJB2.0 by Cavaness.
 
It is sorta covered in the JavaRanch Style Guide.
 
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