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about HFEJB page 497!!

 
Kevin Chen
Greenhorn
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(Q4)
Answer:
Mandatory and NotSupported are dangerous, because they throw exceptions.......

But the NotSupported isn't throw exception!!!

Why?

I thought that should be.....

Mandatory and "Never" are dangerous, because they throw exceptions.......
 
Valentin Crettaz
Gold Digger
Sheriff
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ringayumi,
Please change your displayed name to conform to JavaRanch's Naming Policy.

In your case please use a first name (or initial) followed by a family name.

You may change your displayed name here.

Thank you
 
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