a) Isn't it possible to defer call to THttpContentCoding.GetCoding until it 
is really needed so that exceptions are raise at that time ?

b.1) There is already a property "Options" which is a set of properties. It 
is better to extent this set.

b.2) No opinion now.

c) Acceptable. Maybe add an event with a boolean var argument "ignore". If 
ignore is true, nothing special happend, the document is receive 
undecompressed. If ignore = false then an exception is raised. Just an idea.

d) I do not master the topic. Could you elaborate ?

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----- Original Message ----- 
From: "Maurizio Lotauro" <[EMAIL PROTECTED]>
To: <twsocket@elists.org>
Sent: Friday, August 12, 2005 3:37 AM
Subject: [twsocket] HttpCli content encoding


>I repost some points to discuss:
>
> a) Exception in THttpContentCoding.GetCoding method
> This method is called indirectly during the initialization. It seems
> that this is not the best moment to raise an exception.
> When run from Delphi, if the "Stop on Delphi exception" is not
> enabled, the developer see only an "Internal error 217 on ...", not
> very meaningful to know what the problem is. For the same reason is
> useles to have a spefic exception class.
> If run outside Delphi the user see "This application has encounterd
> bla bla bla do you want send a report bla bla bla".
> I tried to move the check in the THttpContCodHandler.Create. In this
> case when run from Delphi the developer will see what specific
> exception is raised. Outside Delphi same behaviour same message "This
> application ..."
> I would prefer the first approach because the error is raised when
> the application will run, while the second only when the form or
> datamodule that contain the component will created. But the error
> message will disorient the developer if he has "Stop on Delphi
> exception" disabled. Opinions?
>
> b) New properties.
> We need at least two new properties. One for disable the automatic
> use of content coding and another to enable the use of Quality
> specifier. I suggest to use a record type to group all properties
> related to the content coding. The property could be "ContentCoding"
> with "Enabled" (default false) and "UseQuality" (default false)
> fields.
> If it is not enabled the component will not add the "Accept-Encoding"
> in the header. Should it then even ignore the "Content-Encoding"?
>
> c) The THttpContCodHandler.Prepare return false if there is an encode
> that it is unable to decompress. Actually the HttpCli doesn't check
> the result, and in this case the body will be not decompressed at
> all. Is it acceptable or should this situation be handled differently?
>
> d) There are two coding atomatically added: "Identity" (quality=0.5)
> and "*" (quality=0). Actually they are enabled by default, should
> they must disabled?
> Is it ok the default value of quality?
>
> That's all for the moment.
>
>
> Bye, Maurizio.
>
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