Thanks so much Florian. This is exactly the advise that I was looking for. Regards,
Naresh Bhatia On Fri, May 27, 2011 at 8:11 PM, Florian Müller < [email protected]> wrote: > Hi Naresh, > > Re 1: > This is a perfectly valid application of OpenCMIS. > > Re 2: > From an OpenCMIS perspective getObject() and getObjectByPath() are not that > different. But for many repositories getObjectByPath() is a more expensive > operation. If you can access the objects by id, you should do that. > > Re 3+4: > You should reuse the Session object (per user) wherever you can. The > performance can be dramatically better if you do that. The easiest way is to > store the Session object in a HTTP session. > OpenCMIS is thread-safe. So it can be used in parallel requests. > > > Cheers, > > Florian > > > > > On 27/05/2011 10:34, Naresh Bhatia wrote: > >> I am new to OpenCMIS and wanted this group's guidance for an application >> that I am developing - a simple mobile application to allow people at my >> company to browse various CMIS repositories. >> >> Being a simple file browser, I want to hide the complexities of CMIS from >> the mobile app. So I would like to create a mediator service which talks >> to >> CMIS repositories using OpenCMIS, but in turn exposes a much simpler (path >> based) interface to the mobile applications. >> >> For example: >> >> getChildren(String repositoryName, String path) >> >> would return a simple JSON based list of the folder's children: >> >> { >> >> "entry" : { >> >> "type" : "document", >> >> "author" : "nbhatia", >> >> "title" : "cmis-article.pdf", >> >> "summary" : "Examples using CMIS, Abdera,& Chemistry", >> >> "content" : { >> >> "type" : "application/pdf", >> >> "src" : "http://<host>:<port>/.../content.pdf" >> >> }, >> >> "published" : "2011-05-25T17:15:36.740Z", >> >> "updated" : "2011-05-25T17:15:40.045Z", >> >> "version" : 0.0 >> >> }, >> >> "entry" : { >> >> ... >> >> }, >> >> "entry" : { >> >> ... >> >> } >> >> } >> >> >> 1. Does anyone see a major issue with this approach? >> >> 2. Since I will be using Session.getObjectByPath() in my mediator service, >> is there a performance concern with this call (as opposed to getting the >> object directly using its object id) >> >> 3. If the calls from mobile devices are stateless (starting with a fresh >> path every time), should I still be using the Session API? Am I loosing >> the >> befit of caches etc? >> >> 4. Or should I consider maintaining state for each mobile device with an >> associated OpenCMIS Session? >> >> Any help you can give will is much appreciated. Thanks in advance for your >> time! >> >> Naresh Bhatia >> >> >
