Paul Check the cache macro which you can use inside your own macro
http://extensions.xwiki.org/xwiki/bin/view/Extension/Cache+Macro Envoyé de mon iPhone Le 26 mai 2012 à 14:52, Paul Moore <[email protected]> a écrit : > I am writing a macro that performs a relatively expensive calculation > to generate content for display (a PNG image) based on user input. The > basic macro works fine, but I'd like to cache the generated content to > save recalculating it when I don't need to. > > My idea is that I generate a SHA1 digest of the macro content, and > persistently cache the output generated for that input. I'm thinking > of using an LRU cache to avoid keeping massive amounts of data that'll > never get used again. The question I have is where I can put the cache > so that it is saved with the page, and I can access and update it from > the macro code. I suspect that the answer is to attach an object to > the page somehow, but I've been looking round the documentation and > can't find any examples of how I might do this (TBH, I'm struggling to > find my way round the documentation, so it may be that I've missed > something obvious - if so, then by all means point me to the right > place :-)) > > As the object is a PNG image, I'm currently base64-encoding it, and > using a data URL to display it. But if it's possible to cache the data > in such a way that the raw data is (or can be made) directly > addressible via a URL, that would be even better. > > Can anyone help? > > Thanks, > Paul. > _______________________________________________ > users mailing list > [email protected] > http://lists.xwiki.org/mailman/listinfo/users _______________________________________________ users mailing list [email protected] http://lists.xwiki.org/mailman/listinfo/users
