Hi Matthew,
I've just taken the latest code and it goes like something off a
shovel :-) (IMO). The response time for a GetSearchResults is in the
region of 3 seconds, which is a > 50% improvement over what I was
seeing without the caching.
Thanks!
Graham.
On 4 Jun, 11:22, Graham Charters <[EMAIL PROTECTED]> wrote:
> Hi Matthew, this looks good to me. I'll give your changes a go and
> let you know how I get on.
>
> The proposed caching approach looks nice and simple. I guess care
> must be taken to make sure keys don't collide (perhaps some
> recommended best practices on creating good keys would help).
>
> One *real* comment: I think we should be getting into the habit of
> using "magic method"-style things whichappear on the SDO interface
> (and also our proxy interfaces) to reduce the risk of clashes with the
> business interfaces (in this case the properties of an SDO, and in the
> case of our proxies it would be the service methods).
>
> Regards, Graham.
>
> On 1 Jun, 16:38, Matthew Peters <[EMAIL PROTECTED]>
> wrote:> I just checked in to DUNLIN a temporary change so that the ebaysoap
> > binding uses the caching of the data factory. Specifically, what I did
> > was:
> > 1. enable the caching in the sdo extension when the special two-
> > argument version of SDO_DAS_XML::create is used
> > 2. make the table of cached data factories only one deep ie only allow
> > one cached data factory
> > 3. make the ebaysoap binding the only place in SCA where we use the
> > two-argument create
>
> > This is a temporary state of affairs but probably how it will go out
> > in the next release.
>
> > What I want to do long-term is to expose the table of cached das's as
> > a proper PHP associative array which is a static member of the SDO
> > class, then anyone can use it any way they see fit. The logic to use
> > it would then look something like:
>
> > $key = // calculate this in some way based on the xsd or xsds to be
> > used.
> > if (array_key_exists(SDO::cache($key)) {
> > $das = SDO::cache[$key];} else {
>
> > $das = SDO_DAS_XML::create(<path to the xsd>);
> > SDO::cache[$key] = $das;
>
> > }
>
> > Once the table of cached das's is in user space then people can decide
> > about what to cache when, and when to invalidate entries and so on.
> > Which is more or less what Ben suggested in the first place...
>
> > Matthew
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