Re: DTD references depth control

Hi Dmitry,

You can set a limit on entity expansion with the security-manager [1] 
property.

Thanks.

[1] http://xerces.apache.org/xerces2-j/properties.html#security-manager

Michael Glavassevich
XML Technologies and WAS Development
IBM Toronto Lab
E-mail: [email protected]
E-mail: [email protected]

Dmitry Potapov <[email protected]> wrote on 09/09/2013 06:30:47 AM:

> Hello everyone,
> 
> I have a small xml file (2 KB, attached), which contains DTD with 
entities
> referencing other references, which in turn references yet another 
references
> and so on.  I've passed it to sax.Counter sample 20 minutes ago and it 
still
> trying to process this file. No exceptions, no errors. (Even
> OutOfMemoryException will be fine for me).
> Memory consumption grows but it is not linear, it look like like
> "memory = ln(time)" (see attachment)
> 
> Is there any way to control DTD references depth, so I can throws 
SAXException
> on such files?
> Or, probably there is already option to control this present? I haven't 
found
> one in samples/sax/Counter.java.
> Or, probably there is a flag which disables entities resolving?
> 
> 
> P.S. I've tried to turn on all validations in sample, but nothing 
changed.
> 
> -- 
> Thanks in advance,
> Dmitry
>
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