+1 We should update the shopping cart sample to work with WS-Discovery. I think providing a nice API through CarbonContext will be useful and make life easier for the developers.
Azeez On Wed, Sep 22, 2010 at 2:08 PM, Hiranya Jayathilaka <hira...@wso2.com>wrote: > Hi Azeez, > > If you are interested I can give a short walk-through on how to use the > WS-D APIs when writing services, webapps etc tomorrow. Just let me know. > Also when using WS-D there are some design time concerns that we should > think of as well; such as grouping services into appropriate scopes etc. > > Thanks, > Hiranya > > > On Wed, Sep 22, 2010 at 2:02 PM, Hiranya Jayathilaka <hira...@wso2.com>wrote: > >> >> >> On Wed, Sep 22, 2010 at 1:30 PM, Afkham Azeez <az...@wso2.com> wrote: >> >>> Where can I find some sample code on how to use this? >> >> >> The DiscoveryMgtUtils class [1] uses the WS-D client API to discover >> endpoints and services. Take a look at the method probeDiscoveryProxy or >> resolveService. >> >> Thanks, >> Hiranya >> >> [1] - >> http://svn.wso2.org/repos/wso2/trunk/carbon/components/ws-discovery/org.wso2.carbon.discovery.core/src/main/java/org/wso2/carbon/discovery/util/DiscoveryMgtUtils.java >> >> >>> >>> Azeez >>> >>> >>> >>> >>> On Wed, Sep 22, 2010 at 1:24 PM, Afkham Azeez <az...@wso2.com> wrote: >>> >>>> Where is the client library? We can make it part of the axis2-client >>>> component which we include in webapps. >>>> >>>> Azeez >>>> >>>> >>>> >>>> >>>> On Wed, Sep 22, 2010 at 1:18 PM, Hiranya Jayathilaka >>>> <hira...@wso2.com>wrote: >>>> >>>>> >>>>> >>>>> On Wed, Sep 22, 2010 at 12:44 PM, Afkham Azeez <az...@wso2.com> wrote: >>>>> >>>>>> Yes we can do that. So the endpoints have to be published into the >>>>>> tenants' Governace registry space. Adding parameters to tenants' >>>>>> AxisConfig >>>>>> can be done by providing an implementation of >>>>>> the org.wso2.carbon.utils.PreAxisConfigurationPopulationObserver and >>>>>> adding >>>>>> the parameter in the createdAxisConfiguration method. >>>>>> >>>>>> So, going back to our sample, >>>>>> >>>>>> 1. How does the portal webapp find the service endpoints of the >>>>>> Product & Purchasing proxy services? >>>>>> >>>>> >>>>> The webapp should use the WS-D client API to discover the necessary >>>>> endpoints >>>>> >>>>> >>>>>> 2. How does the ESB task find out the endpoint of the BPEL service? >>>>>> >>>>> >>>>> Task implementation should also use the WS-D client API. Since tasks >>>>> are custom developed Java code, we cannot make WS-D support tasks. >>>>> Instead, >>>>> tasks should be written in a WS-D aware manner. >>>>> >>>>> >>>>>> 3. How does the ESB find out the endpoint of the FinanceConnector >>>>>> service? >>>>>> >>>>> >>>>> ESB UI provides the necessary means to discover endpoints and create >>>>> proxy services on them >>>>> >>>>> >>>>>> 4. How do the Gadgets find out the endpoints of the ShoppingCart data >>>>>> service? >>>>>> >>>>> >>>>> We don't support WS-D in gadgets yet. This is something I discussed >>>>> with Jonathan a few weeks back. We should be able to discover gadgets >>>>> using >>>>> WS-D and gadgets should be able to discover other endpoints and gadgets >>>>> using WS-D. We'll probably have to write some JavaScript library wrapping >>>>> the WS-D client API. Anyway this is for the future. I need to talk this >>>>> through with the GS team. >>>>> >>>>> >>>>>> 5. How does the BPEL process find out the endpoints of >>>>>> the ShoppingCart data service? >>>>>> >>>>> >>>>> We don't support BPEL yet either. And to be honest I'm not very >>>>> familiar with BPEL to think about a way to support WS-D in BPS. May be >>>>> Waruna can help me out here. Does BPS use any Axis2 client stuff to talk >>>>> to >>>>> the service endpoints? If so we may be able to use the Axis2 client module >>>>> for WS-D (or the client API depending on how it's done). >>>>> >>>>> >>>>>> I think there should be a way to have logical references to endpoints. >>>>>> Does your implementation provide this? >>>>>> >>>>> >>>>> This is provided by the WS-D specs. An endpoint is identified by a >>>>> platform-wide unique identifier. Each endpoint is also associated with a >>>>> set >>>>> of user defined scopes and types that can be used to index and search >>>>> endpoints. >>>>> >>>>> Thanks, >>>>> Hiranya >>>>> >>>>> >>>>>> >>>>>> Azeez >>>>>> >>>>>> >>>>>> >>>>>> On Wed, Sep 22, 2010 at 12:14 PM, Hiranya Jayathilaka < >>>>>> hira...@wso2.com> wrote: >>>>>> >>>>>>> Hi Azeez, >>>>>>> >>>>>>> On Wed, Sep 22, 2010 at 12:00 PM, Afkham Azeez <az...@wso2.com>wrote: >>>>>>> >>>>>>>> It would be great if you could show us how to use WS-Discovery in >>>>>>>> our sample. >>>>>>> >>>>>>> >>>>>>> Can we set parameters on the tenant AxisConfiguration? In a >>>>>>> standalone Carbon we could edit the axis2.xml to do that. Is there some >>>>>>> way >>>>>>> to do the equivalent in Stratos? >>>>>>> >>>>>>> If we can get that done, then it's just a matter of enabling >>>>>>> WS-Discovery in Stratos app server. It will start publishing service >>>>>>> endpoints to GReg. Then the ESB can probe the registry to discover the >>>>>>> endpoints. >>>>>>> >>>>>>> Thanks, >>>>>>> Hiranya >>>>>>> >>>>>>> >>>>>>>> Azeez >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> On Wed, Sep 22, 2010 at 11:38 AM, Afkham Azeez <az...@wso2.com>wrote: >>>>>>>> >>>>>>>>> I'm more concerned about getting this to work on Stratos. UDP will >>>>>>>>> not work in that case. So, managed mode should be sufficient for us. >>>>>>>>> Can you >>>>>>>>> advice us on how to set this up on Stratos? >>>>>>>>> >>>>>>>>> Azeez >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> On Wed, Sep 22, 2010 at 11:36 AM, Hiranya Jayathilaka < >>>>>>>>> hira...@wso2.com> wrote: >>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> On Wed, Sep 22, 2010 at 11:04 AM, Afkham Azeez <az...@wso2.com>wrote: >>>>>>>>>> >>>>>>>>>>> Hi folks, >>>>>>>>>>> $subject >>>>>>>>>>> >>>>>>>>>>> Can we use this to run our sample Acme shopping cart application >>>>>>>>>>> on Stratos? Please note that we need to have this running before >>>>>>>>>>> the Stratos >>>>>>>>>>> 1.0 release. >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> In WSAS and DS this should be enabled by setting an >>>>>>>>>> AxisConfiguration parameter. Does Stratos allow that? If not we need >>>>>>>>>> to >>>>>>>>>> develop some sort of a UI to enable the user to do that. In GReg and >>>>>>>>>> ESB >>>>>>>>>> it's pretty much enabled out of the box. >>>>>>>>>> >>>>>>>>>> Also please note that we only support the managed mode as of now. >>>>>>>>>> Work for the adhoc mode is now underway. Adhoc mode requires UDP >>>>>>>>>> multicast >>>>>>>>>> capabilities. So as a first step I have modified the UDP transport >>>>>>>>>> and >>>>>>>>>> provided patches for that. >>>>>>>>>> >>>>>>>>>> Thanks, >>>>>>>>>> Hiranya >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> Thanks >>>>>>>>>>> -- >>>>>>>>>>> *Afkham Azeez* >>>>>>>>>>> Senior Software Architect & Senior Manager; WSO2, Inc.; >>>>>>>>>>> http://wso2.com, >>>>>>>>>>> * >>>>>>>>>>> * >>>>>>>>>>> *Member; Apache Software Foundation; >>>>>>>>>>> **http://www.apache.org/*<http://www.apache.org/> >>>>>>>>>>> * >>>>>>>>>>> email: **az...@wso2.com* <az...@wso2.com>* cell: +94 77 3320919 >>>>>>>>>>> blog: **http://blog.afkham.org* <http://blog.afkham.org>* >>>>>>>>>>> twitter: >>>>>>>>>>> **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez> >>>>>>>>>>> * >>>>>>>>>>> linked-in: **http://lk.linkedin.com/in/afkhamazeez* >>>>>>>>>>> * >>>>>>>>>>> * >>>>>>>>>>> *Lean . Enterprise . Middleware* >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> _______________________________________________ >>>>>>>>>>> Stratos-dev mailing list >>>>>>>>>>> stratos-...@wso2.org >>>>>>>>>>> https://wso2.org/cgi-bin/mailman/listinfo/stratos-dev >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> Hiranya Jayathilaka >>>>>>>>>> Senior Software Engineer; >>>>>>>>>> WSO2 Inc.; http://wso2.org >>>>>>>>>> E-mail: hira...@wso2.com; Mobile: +94 77 633 3491 >>>>>>>>>> Blog: http://techfeast-hiranya.blogspot.com >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> *Afkham Azeez* >>>>>>>>> Senior Software Architect & Senior Manager; WSO2, Inc.; >>>>>>>>> http://wso2.com, >>>>>>>>> * >>>>>>>>> * >>>>>>>>> *Member; Apache Software Foundation; >>>>>>>>> **http://www.apache.org/*<http://www.apache.org/> >>>>>>>>> * >>>>>>>>> email: **az...@wso2.com* <az...@wso2.com>* cell: +94 77 3320919 >>>>>>>>> blog: **http://blog.afkham.org* <http://blog.afkham.org>* >>>>>>>>> twitter: >>>>>>>>> **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez> >>>>>>>>> * >>>>>>>>> linked-in: **http://lk.linkedin.com/in/afkhamazeez* >>>>>>>>> * >>>>>>>>> * >>>>>>>>> *Lean . Enterprise . Middleware* >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> *Afkham Azeez* >>>>>>>> Senior Software Architect & Senior Manager; WSO2, Inc.; >>>>>>>> http://wso2.com, >>>>>>>> * >>>>>>>> * >>>>>>>> *Member; Apache Software Foundation; >>>>>>>> **http://www.apache.org/*<http://www.apache.org/> >>>>>>>> * >>>>>>>> email: **az...@wso2.com* <az...@wso2.com>* cell: +94 77 3320919 >>>>>>>> blog: **http://blog.afkham.org* <http://blog.afkham.org>* >>>>>>>> twitter: >>>>>>>> **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez> >>>>>>>> * >>>>>>>> linked-in: **http://lk.linkedin.com/in/afkhamazeez* >>>>>>>> * >>>>>>>> * >>>>>>>> *Lean . Enterprise . Middleware* >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> Hiranya Jayathilaka >>>>>>> Senior Software Engineer; >>>>>>> WSO2 Inc.; http://wso2.org >>>>>>> E-mail: hira...@wso2.com; Mobile: +94 77 633 3491 >>>>>>> Blog: http://techfeast-hiranya.blogspot.com >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> *Afkham Azeez* >>>>>> Senior Software Architect & Senior Manager; WSO2, Inc.; >>>>>> http://wso2.com, >>>>>> * >>>>>> * >>>>>> *Member; Apache Software Foundation; >>>>>> **http://www.apache.org/*<http://www.apache.org/> >>>>>> * >>>>>> email: **az...@wso2.com* <az...@wso2.com>* cell: +94 77 3320919 >>>>>> blog: **http://blog.afkham.org* <http://blog.afkham.org>* >>>>>> twitter: >>>>>> **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez> >>>>>> * >>>>>> linked-in: **http://lk.linkedin.com/in/afkhamazeez* >>>>>> * >>>>>> * >>>>>> *Lean . Enterprise . Middleware* >>>>>> >>>>>> >>>>> >>>>> >>>>> -- >>>>> Hiranya Jayathilaka >>>>> Senior Software Engineer; >>>>> WSO2 Inc.; http://wso2.org >>>>> E-mail: hira...@wso2.com; Mobile: +94 77 633 3491 >>>>> Blog: http://techfeast-hiranya.blogspot.com >>>>> >>>> >>>> >>>> >>>> -- >>>> *Afkham Azeez* >>>> Senior Software Architect & Senior Manager; WSO2, Inc.; http://wso2.com >>>> , >>>> * >>>> * >>>> *Member; Apache Software Foundation; >>>> **http://www.apache.org/*<http://www.apache.org/> >>>> * >>>> email: **az...@wso2.com* <az...@wso2.com>* cell: +94 77 3320919 >>>> blog: **http://blog.afkham.org* <http://blog.afkham.org>* >>>> twitter: >>>> **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez> >>>> * >>>> linked-in: **http://lk.linkedin.com/in/afkhamazeez* >>>> * >>>> * >>>> *Lean . Enterprise . Middleware* >>>> >>>> >>> >>> >>> -- >>> *Afkham Azeez* >>> Senior Software Architect & Senior Manager; WSO2, Inc.; http://wso2.com >>> , >>> * >>> * >>> *Member; Apache Software Foundation; >>> **http://www.apache.org/*<http://www.apache.org/> >>> * >>> email: **az...@wso2.com* <az...@wso2.com>* cell: +94 77 3320919 >>> blog: **http://blog.afkham.org* <http://blog.afkham.org>* >>> twitter: **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez> >>> * >>> linked-in: **http://lk.linkedin.com/in/afkhamazeez* >>> * >>> * >>> *Lean . Enterprise . Middleware* >>> >>> >> >> >> -- >> Hiranya Jayathilaka >> Senior Software Engineer; >> WSO2 Inc.; http://wso2.org >> E-mail: hira...@wso2.com; Mobile: +94 77 633 3491 >> Blog: http://techfeast-hiranya.blogspot.com >> > > > > -- > Hiranya Jayathilaka > Senior Software Engineer; > WSO2 Inc.; http://wso2.org > E-mail: hira...@wso2.com; Mobile: +94 77 633 3491 > Blog: http://techfeast-hiranya.blogspot.com > -- *Afkham Azeez* Senior Software Architect & Senior Manager; WSO2, Inc.; http://wso2.com, * * *Member; Apache Software Foundation; **http://www.apache.org/*<http://www.apache.org/> * email: **az...@wso2.com* <az...@wso2.com>* cell: +94 77 3320919 blog: **http://blog.afkham.org* <http://blog.afkham.org>* twitter: **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez> * linked-in: **http://lk.linkedin.com/in/afkhamazeez* * * *Lean . Enterprise . Middleware*
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