Hi Artem, If JCR v2 is not ready then I think we should focus on making XWQL full featured and robust, so we need to start using it and connect it to the advanced Query function in query plugin to allow to build queries from forms
Ludovic Artem Melentyev wrote: > Hi. > > I just committed JCRStore prototype based on JCRv1 to sandbox/jcrstore > Ideas of the prototype: > > 1. use value objects for storage (xwiki data model proposal: > sandbox/org.xwiki.model) > org.xwiki.store.value.* > value objects allow us to eliminate xwiki-core dependency in > jcrstore. > we can reuse value objects in new data model later as in > sandbox/org.xwiki.model. > > 2. put all storage specific code in DAO classes. > Stores will remain only business code and delegate storage stuff to DAOs. > (stores will deprecated by new data model later) > > 3. convert value objects to/from xwiki business objects. > org.xwiki.store.value.ValueConverter > > planed jcr hierarchy: > (node name (node type)) > / > <space> (xwiki:space) > <docname> (xwiki:document) > objects > <class.name> > <number> (xwiki:object) > properties (Jcr Value or Value[]) > attachments > <filename> (xwiki:attachment extends nt:resource) > lock (xwiki:lock) > translations > <language> (xwiki:document) (translations of document) > > the main problem: > JCRStore needs JCRSQL2 language from JCRv2 (JCRv1 has very limited query > languages), but: > > JSR-283 aka JCR v2 isn't still out. It was planed for September. > http://jcp.org/en/jsr/detail?id=283 > > Jackrabbit's JCRSQL2 parser is still in progress (and unusable yet). > eXoJCR v2 also in progress: http://jira.exoplatform.org/browse/JCRS > > I'm afraid JCR v2 may not release before XE-1.7. JCRv2 release was > shifted several times before. :(. > > JcrStore plans: > implement base JcrDAOs. (JcrDocumentDAO is ready) > try to run xwiki on jcrstore. (not fully possible without JCRSQL2, but > may show some problems in store) > implement XWQL to JCRSQL2 translator. > wait for JCRv2 or at least working JCRSQL2. > test XWQL on JCRSQL2. > rewrite all HQL queries to XWQL. > > Delivery date: > If JCRv2 (or JCRSQL2) will release in a ~week then I'll implement base > functionality in 1.7M2 and improve it in 1.7RC1. > If not then 1.8M1 > > PS: I'm sorry for long delay. I was ill 2.5 last weeks. It very reduce > my activity. > > -- Ludovic Dubost Blog: http://blog.ludovic.org/ XWiki: http://www.xwiki.com Skype: ldubost GTalk: ldubost _______________________________________________ devs mailing list [email protected] http://lists.xwiki.org/mailman/listinfo/devs
