Hi Hasitha, Yes that looks good in performance. Will try to integrate this into Moquette, maybe we can share this with Moquette team so they can include this in their next release.
Thanks, Akalanka On Thu, Dec 4, 2014 at 10:31 AM, Hasitha Amal De Silva <[email protected]> wrote: > Hi Akalanka, > > I went on the same path and used the moquette logic to create a simple > string hiearachy processor : > > > http://devnutshell.tumblr.com/post/96378477451/hierarchical-token-matcher-for-strings > > It's almost the same logic as moquette (but the tree only contains > strings, not subscription objects, so manipulation would be faster..). > Sharing in case it could help :) > > > On Thu, Dec 4, 2014 at 10:22 AM, Akalanka Pagoda Arachchi < > [email protected]> wrote: > >> Hi Pamod/Chamila, >> >> As Pamod mentioned the implementation is already there to resolve >> matching topics in Moquette. Since Moquette was integrated inside MB I was >> able to use the same implementation to resolve matching topics. >> >> Chamila, the Moquette implementation is using if else with String >> manipulation techniques. This looks simpler to understand than a Regex >> since I was having a hard time creating a Regex that matches the MQTT >> specifications. >> >> Thanks, >> Akalanka >> >> On Thu, Dec 4, 2014 at 7:44 AM, Pamod Sylvester <[email protected]> wrote: >> >>> Hi Akalanka, >>> >>> Could we also consider the approach used by the ProtocolProcessor of >>> Moquette ? >>> >>> Where all the subscriptions are kept in a Tree based on their hierarchy >>> and when a message is published, the published topic is split into tokens, >>> and then the tree will be traversed for a match. When a match is found, the >>> message would be sent to the ancestral node and its descendants. >>> >>> It might also be good if we could find a way to point to the >>> functionality Moquette has introduced for cluster wide subscription >>> identification as well. This way if the protocol introduces a different set >>> of wild cards, the change will be reflected from the library itself. WDYT ? >>> >>> Thanks, >>> Pamod >>> >>> On Thu, Dec 4, 2014 at 12:34 AM, Chamila De Alwis <[email protected]> >>> wrote: >>> >>>> Hi Akalanka, >>>> >>>> Even though for the multi-level wildcard using if else might be >>>> simpler, since the single-level wildcard can appear in several places of >>>> the topic name wouldn't it be better to follow the regex approach? >>>> >>>> >>>> Regards, >>>> Chamila de Alwis >>>> Software Engineer | WSO2 | +94772207163 >>>> Blog: code.chamiladealwis.com >>>> >>>> >>>> >>>> On Wed, Dec 3, 2014 at 2:49 PM, Akalanka Pagoda Arachchi < >>>> [email protected]> wrote: >>>> >>>>> Hi all, >>>>> >>>>> I am implementing wildcard support for MQTT in WSO2 MB. >>>>> >>>>> The MQTT 3.1 Specification [1] provides details about how the >>>>> wildcards should behave. >>>>> >>>>> According to this, to implement this match making I can either use >>>>> java.lang.String functions and if else conditions or use a regular >>>>> expression. >>>>> >>>>> I believe a regular expression will be a bit more complex to >>>>> understand and hence prefer to use if else conditions. What will be best >>>>> way to approach this? >>>>> >>>>> [1] - >>>>> http://docs.oasis-open.org/mqtt/mqtt/v3.1.1/os/mqtt-v3.1.1-os.html#_Toc398718107 >>>>> >>>>> Thanks, >>>>> Akalanka >>>>> -- >>>>> *Akalanka Pagoda Arachchi,* >>>>> *Software Engineer* >>>>> *078-4721791 <078-4721791>* >>>>> >>>>> _______________________________________________ >>>>> Dev mailing list >>>>> [email protected] >>>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>>> >>>>> >>>> >>>> _______________________________________________ >>>> Dev mailing list >>>> [email protected] >>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>> >>>> >>> >>> >>> -- >>> *Pamod Sylvester * >>> *Senior Software Engineer * >>> Integration Technologies Team, WSO2 Inc.; http://wso2.com >>> email: [email protected] cell: +94 77 7779495 >>> >> >> >> >> -- >> *Darshana Akalanka Pagoda Arachchi,* >> *Software Engineer* >> *078-4721791* >> >> _______________________________________________ >> Dev mailing list >> [email protected] >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> > > > -- > Cheers, > > Hasitha Amal De Silva > Software Engineer > Mobile : 0772037426 > Blog : http://devnutshell.tumblr.com/ > WSO2 Inc.: http://wso2.com ( lean.enterprise.middleware. ) > -- *Darshana Akalanka Pagoda Arachchi,* *Software Engineer* *078-4721791*
_______________________________________________ Dev mailing list [email protected] http://wso2.org/cgi-bin/mailman/listinfo/dev
