Re: Classes getting smaller

There are several auxilliary attributes in a class file, not directly 
related to code. BCEL is probably stripping some of those,
altho off the top of my head, i don't have a definitive list.


----- Original Message ----- 
From: "Marc Hull (Imperial College)" <[email protected]>
To: <[email protected]>
Sent: Tuesday, September 05, 2006 7:50 PM
Subject: Classes getting smaller


> Hi all,
> Sorry if this has come up before - I'm new to BCEL and searched the 
> archives but couldn't find an answer to this. I've been trying to 
> instrument classes in rt.jar and have noticed that merely running those 
> classes through BCEL (i.e. loading the class file into BCEL then writing 
> the class file back again) produces smaller class files than the originals 
> in many cases, but running javap over them produces the same result and 
> both seem to behave in the same way. Any ideas what was in the original 
> class files that is seemingly stripped by BCEL? So far I've only 
> encountered this with classes in rt.jar, not other libraries.
>
> Best wishes,
> Marc Hull ([email protected])
>
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