Re: [Resin-interest] Content-Length

2007-08-13 Thread Serge Knystautas
Aaron Freeman wrote:
 I see from your link that Sun uses an int, but couldn't that be arbitrary?  

I can't speak to whether the expert committee's decision was arbitrary 
or not.  :)  But once they've made a decision, it is a rule that must be 
implemented.

 I don't believe Jakarta, and other implementations have this limit -- I just
 looked and they are using a long.  This is a seriously limiting factor and
 may require us to swap out our underlying servers from Resin (which I
 really, really don't want to do).

Where are you seeing this?  Jakarta used to have Tomcat, which I assume 
is what you're referring to, but every reference I can find in Tomcat 
6.x (BaseRequest, Request, RequestFascade, ApplicationHttpRequest, 
DummyRequest) returns int for getContentLength().  If someone has 
figured a way around the spec limitation, that's great news!  Maybe 
newer versions of Java had changed this, but I didn't think you could 
alter method signatures.

-- 
Serge Knystautas
Lokitech  software . strategy . design  http://www.lokitech.com
p. 301.656.5501
e. [EMAIL PROTECTED]


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Re: [Resin-interest] Content-Length

2007-08-13 Thread Scott Ferguson

On Aug 13, 2007, at 6:16 AM, Aaron Freeman wrote:

 I see from your link that Sun uses an int, but couldn't that be  
 arbitrary?

 I don't believe Jakarta, and other implementations have this limit  
 -- I just
 looked and they are using a long.  This is a seriously limiting  
 factor and
 may require us to swap out our underlying servers from Resin (which I
 really, really don't want to do).

The HttpServletRequest.getContentLength() will still return int, but  
Resin will be able to use a long value internally (in 3.1.3).

However, you could also use chunked-encoding for your uploads  
(assuming you have control over your client). That would avoid the 32- 
bit issue entirely.

-- Scott


 Thanks,

 Aaron Freeman

 -Original Message-
 From: [EMAIL PROTECTED]
 [mailto:[EMAIL PROTECTED] On Behalf Of Serge
 Knystautas
 Sent: Friday, August 10, 2007 10:16 AM
 To: General Discussion for the Resin application server
 Subject: Re: [Resin-interest] Content-Length

 Aaron Freeman wrote:
 Looking at com.caucho.server.connection.AbstractHttpRequest and
 com.caucho.server.http.HttpRequest I see that contentLength
 is being
 defined as an int, which limits file uploads to a size of
 2,147,483,647.

 How painful would it be to convert this limit to a long
 so that we
 can have substantially larger files?

 That's a servlet API limitation, not something resin can do
 without breaking their support for the spec really:

 http://java.sun.com/products/servlet/2.5/docs/servlet-2_5-mr2/
 index.html

 --
 Serge Knystautas
 Lokitech  software . strategy . design 
 http://www.lokitech.com p. 301.656.5501 e. [EMAIL PROTECTED]


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Re: [Resin-interest] Content-Length

2007-08-13 Thread Scott Ferguson

On Aug 13, 2007, at 11:20 AM, Aaron Freeman wrote:

 I see from your link that Sun uses an int, but couldn't that be
 arbitrary?

 I don't believe Jakarta, and other implementations have this limit
 -- I just
 looked and they are using a long.  This is a seriously
 limiting factor
 and may require us to swap out our underlying servers from Resin
 (which I really, really don't want to do).

 The HttpServletRequest.getContentLength() will still return
 int, but Resin will be able to use a long value internally (in  
 3.1.3).

 Ok so this problem will just go away with version 3.1.3 or it  
 will require
 some special calls somewhere?

It depends.  If the application code is using  
HttpServletRequest.getContentLength(), then you will still have a  
problem.

If it's just using getInputStream(), then it will just go away.

-- Scott


 However, you could also use chunked-encoding for your uploads
 (assuming you have control over your client). That would
 avoid the 32- bit issue entirely.

 Let me check with the developer of the client and see what this  
 entails.

 Thanks,

 Aaron Freeman



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