Hi, I started working on the native wrapper. So far, have the very basic functionality working for Siddhi 3.1 and Siddhi 4.0. I am maintaining my code at the repo [1].
Next step is getting the Siddhi debugger working. I will let you know when it is done. [1] - https://github.com/madhawav/SiddhiCEPPythonAPI Thanks, Madhawa On Fri, May 19, 2017 at 12:47 PM, Sriskandarajah Suhothayan <s...@wso2.com> wrote: > Sure we'll look into that. > > As the immediate next step can you make finish the work on native Siddhi > working with python. > Make sure Siddhi debugger also works. > > Regards > Suho > > On Fri, May 19, 2017 at 11:45 AM, Madhawa Vidanapathirana < > madhawavidanapathir...@gmail.com> wrote: > >> Hi, >> >> I have updated the shared doc [1] by adding "List of Admin Services to be >> used for DAS 3.1". Feel free to add-in your suggestions as well. >> >> Also, are their any documentation available on specific Admin Services >> APIs I have mentioned in doc? Such as a Reference Guide describing the >> methods and parameters of individual Admin Services APIs. I am already >> aware of the general documentation on Admin Services available at [2] >> >> [1] - https://docs.google.com/document/d/154ndex3OBoE0zNOLHatmMOvt >> 2JHh9RJya2VdHlHOTl4/edit?usp=sharing >> [2] - https://docs.wso2.com/display/DAS310/Calling+Admin+Services+ >> from+Apps >> >> Thanks, >> Madhawa >> >> On Tue, May 9, 2017 at 11:11 AM, Sriskandarajah Suhothayan <s...@wso2.com >> > wrote: >> >>> +1 for the approach. >>> We will add the classes >>> >>> On Tue, May 9, 2017 at 12:05 AM Madhawa Vidanapathirana < >>> madhawavidanapathir...@gmail.com> wrote: >>> >>>> Hi, >>>> >>>> I will look into REST side also then. Already found good APIs to work >>>> with Native Calls and SOAP. >>>> >>>> I am also trying to come up with a list of classes of Siddhi Java >>>> Library that should be exposed via Python API. I don't think its required >>>> to wrap the internal classes since their functionality is not directly used >>>> by Siddhi Java Library users. >>>> >>>> I will update the list of classes to be wrapped at link below. Feel >>>> free to add in your suggestions as well. >>>> https://docs.google.com/document/d/154ndex3OBoE0zNOLHatmMOvt >>>> 2JHh9RJya2VdHlHOTl4/edit?usp=sharing >>>> >>>> Thanks and Regards, >>>> Madhawa >>>> >>>> >>>> On Sun, May 7, 2017 at 11:26 PM, Sriskandarajah Suhothayan < >>>> s...@wso2.com> wrote: >>>> >>>>> Siddhi 3.x is compatible with DAS 3.1, and Siddhi 4.x is >>>>> compatible with DAS 4.0 which we are still working on. >>>>> >>>>> Siddhi APIs does not drastically change from 3.x to 4.x, >>>>> DAS 3.1 uses SOAP and DAS 4.0 uses HTTP/REST APIs >>>>> >>>>> So apart from native APIs, if you have figured out a way to use REST >>>>> and SOAP we are good enough. >>>>> >>>>> Regards >>>>> Suho >>>>> >>>>> On Sun, May 7, 2017 at 12:00 PM, Madhawa Vidanapathirana < >>>>> madhawavidanapathir...@gmail.com> wrote: >>>>> >>>>>> Hi, >>>>>> Need bit more clarity on what versions of products we should build >>>>>> on. >>>>>> >>>>>> Are we developing on DAS 3.1 (as mentioned in beginning of mail >>>>>> thread) or 4.0 (mentioned in previous mail) ? >>>>>> Also, what version of WSO2 CEP? >>>>>> >>>>>> According to my understanding so far, we are developing on Siddhi >>>>>> Java Library 4.0. >>>>>> >>>>>> Thanks and Regards, >>>>>> Madhawa >>>>>> >>>>>> On Sat, May 6, 2017 at 1:27 PM, Mohanadarshan Vivekanandalingam < >>>>>> mo...@wso2.com> wrote: >>>>>> >>>>>>> >>>>>>> >>>>>>> On Sat, May 6, 2017 at 9:06 AM, Sriskandarajah Suhothayan < >>>>>>> s...@wso2.com> wrote: >>>>>>> >>>>>>>> @Mohan on DAS 4.0 do we have similar services like admin services >>>>>>>> at the worker? >>>>>>>> >>>>>>>> Shall we come up with the exact list of apis that we need to have ? >>>>>>>> So he can also incorporate them. >>>>>>>> >>>>>>> >>>>>>> Yes, I have already listed some apis in [1].. Will get the finalized >>>>>>> list soon and share with Madhawa.. >>>>>>> >>>>>>> [1] https://docs.google.com/spreadsheets/d/1m0sh4DLABCFzCBmj >>>>>>> EXtVTrRGM0Mc6lvyYQP6rI99zhQ/edit#gid=0 >>>>>>> >>>>>>> Thanks, >>>>>>> Mohan >>>>>>> >>>>>>> >>>>>>>> >>>>>>>> Regards >>>>>>>> Suho >>>>>>>> >>>>>>>> On Fri, May 5, 2017 at 9:16 PM Mohanadarshan Vivekanandalingam < >>>>>>>> mo...@wso2.com> wrote: >>>>>>>> >>>>>>>>> [Adding other project mentors] >>>>>>>>> >>>>>>>>> On Fri, May 5, 2017 at 5:52 PM, Madhawa Vidanapathirana < >>>>>>>>> madhawavidanapathir...@gmail.com> wrote: >>>>>>>>> >>>>>>>>>> Hi, >>>>>>>>>> Thank you for accepting my proposal for Project "Python API for >>>>>>>>>> Siddhi CEP" in GSoC. >>>>>>>>>> >>>>>>>>>> The original proposal submitted by myself is available at [1]. >>>>>>>>>> >>>>>>>>>> Progress made so far is as follows. >>>>>>>>>> >>>>>>>>>> 1. Figured out a good technique to access JAVA APIs from >>>>>>>>>> Python via Native Calls. >>>>>>>>>> - Pyjnius Framework supports both method calls and callbacks >>>>>>>>>> between Python and Java. >>>>>>>>>> 2. Has wrapped the basic functionality of Siddhi CEP Java >>>>>>>>>> Library using Python in prototype implementations [2]. >>>>>>>>>> 3. Currently in the process of figuring out a good method to >>>>>>>>>> communicate with Admin Services from Python. >>>>>>>>>> - Zeep API [3] seems to be a good solution. It supports >>>>>>>>>> SSL as well. I have already managed to authenticate and invoke >>>>>>>>>> some methods >>>>>>>>>> of WSO2 DAS through this API. >>>>>>>>>> >>>>>>>>>> During the community bonding period, my plan is to gain more >>>>>>>>>> clarity on expected architecture of the system such as what sort of a >>>>>>>>>> public interface would be suitable for the Python API. I also hope >>>>>>>>>> to learn >>>>>>>>>> more on Admin Services Interface of WSO2 DAS. >>>>>>>>>> >>>>>>>>>> Would you like to see any changes in the proposal? Shall I >>>>>>>>>> proceed as per the plan their? >>>>>>>>>> >>>>>>>>>> [1] - https://drive.google.com/file/ >>>>>>>>>> d/0B7wIuEzJseiwUF9xWGFRUnQyMWc/view?usp=sharing >>>>>>>>>> [2] - https://github.com/madhawav/CE >>>>>>>>>> P-Python-Wraps/tree/master/Pyjnius_Prototype_Wrap_Python2_3 >>>>>>>>>> [3] - http://docs.python-zeep.org/en/master/ >>>>>>>>>> >>>>>>>>>> Thanks and Regards, >>>>>>>>>> >>>>>>>>>> Madhawa >>>>>>>>>> >>>>>>>>>> On Tue, Apr 4, 2017 at 1:52 PM, Sriskandarajah Suhothayan < >>>>>>>>>> s...@wso2.com> wrote: >>>>>>>>>> >>>>>>>>>>> Great >>>>>>>>>>> >>>>>>>>>>> Suho >>>>>>>>>>> >>>>>>>>>>> On Tue, Apr 4, 2017 at 11:10 AM, Madhawa Vidanapathirana < >>>>>>>>>>> madhawavidanapathir...@gmail.com> wrote: >>>>>>>>>>> >>>>>>>>>>>> Hi Suho, >>>>>>>>>>>> >>>>>>>>>>>> I have submitted the final proposal through GSoC Dashboard. >>>>>>>>>>>> Thank you for all the support given. >>>>>>>>>>>> >>>>>>>>>>>> Looking forward for a great GSoC with WSO2. >>>>>>>>>>>> >>>>>>>>>>>> Regards, >>>>>>>>>>>> Madhawa >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> On Monday, March 27, 2017, Madhawa Vidanapathirana < >>>>>>>>>>>> madhawavidanapathir...@gmail.com> wrote: >>>>>>>>>>>> >>>>>>>>>>>>> Hi, >>>>>>>>>>>>> >>>>>>>>>>>>> I have shared the finalized draft proposal via the Google >>>>>>>>>>>>> Summer of Code Web Portal. Kindly let me know if any changes are >>>>>>>>>>>>> required. >>>>>>>>>>>>> Hoping to submit the final proposal with changes based on your >>>>>>>>>>>>> feedback. >>>>>>>>>>>>> >>>>>>>>>>>>> Regards, >>>>>>>>>>>>> Madhawa >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> On Fri, Mar 24, 2017 at 4:15 PM, Madhawa Vidanapathirana < >>>>>>>>>>>>> madhawavidanapathir...@gmail.com> wrote: >>>>>>>>>>>>> >>>>>>>>>>>>>> Hi, >>>>>>>>>>>>>> >>>>>>>>>>>>>> Good news. >>>>>>>>>>>>>> >>>>>>>>>>>>>> Requested a release from Pyjnius Developer Team [1] and >>>>>>>>>>>>>> managed to get a new release [2] to Python Package Index (PIP). >>>>>>>>>>>>>> Therefore, >>>>>>>>>>>>>> we no longer have to develop their library from GitHub code. >>>>>>>>>>>>>> We can simply consider it as a dependency which gets auto >>>>>>>>>>>>>> installed when our final product is deployed. >>>>>>>>>>>>>> >>>>>>>>>>>>>> [1] - https://github.com/kivy/pyjniu >>>>>>>>>>>>>> s/issues/189#issuecomment-288750222 >>>>>>>>>>>>>> [2] - https://pypi.python.org/pypi/pyjnius/1.1.1 >>>>>>>>>>>>>> >>>>>>>>>>>>>> Pyjnius is a library which can be used for calling Java >>>>>>>>>>>>>> methods from Python and obtaining callback responses. It uses >>>>>>>>>>>>>> native method >>>>>>>>>>>>>> calls. >>>>>>>>>>>>>> >>>>>>>>>>>>>> Regards, >>>>>>>>>>>>>> Madhawa >>>>>>>>>>>>>> >>>>>>>>>>>>>> On Thu, Mar 23, 2017 at 1:48 AM, Sriskandarajah Suhothayan < >>>>>>>>>>>>>> s...@wso2.com> wrote: >>>>>>>>>>>>>> >>>>>>>>>>>>>>> Good to know that it worked :) >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Regards >>>>>>>>>>>>>>> Suho >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> On Wed, Mar 22, 2017 at 11:24 PM, Madhawa Vidanapathirana < >>>>>>>>>>>>>>> madhawavidanapathir...@gmail.com> wrote: >>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Hi Suho, >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Got the prototype working with Python 3 as well. Refer the >>>>>>>>>>>>>>>> link below for sources. >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> https://github.com/madhawav/CE >>>>>>>>>>>>>>>> P-Python-Wraps/tree/master/Pyjnius_Prototype_Wrap_Python2_3 >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> This version works with both Python 2.7 and 3.x. (Tested on >>>>>>>>>>>>>>>> 2.7 and 3.5). Uses native calls via Pyjnius API. >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Please note: When you are installing Pyjnius from source, >>>>>>>>>>>>>>>> don't use the same local copy of source files for both Python2 >>>>>>>>>>>>>>>> and Python3. >>>>>>>>>>>>>>>> The install scripts of Pyjnius leaves temporary files that >>>>>>>>>>>>>>>> make subsequent >>>>>>>>>>>>>>>> installs on a different version of Python fail. >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Regards, >>>>>>>>>>>>>>>> Madhawa >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> On Mon, Mar 20, 2017 at 12:44 PM, Madhawa Vidanapathirana < >>>>>>>>>>>>>>>> madhawavidanapathir...@gmail.com> wrote: >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Hi Suho, >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Installation via PIP can be done. I will add it to Project >>>>>>>>>>>>>>>>> Proposal. >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Regards, >>>>>>>>>>>>>>>>> Madhawa >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> On Mon, Mar 20, 2017 at 11:25 AM, Sriskandarajah >>>>>>>>>>>>>>>>> Suhothayan <s...@wso2.com> wrote: >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> On Sun, Mar 19, 2017 at 4:02 PM, Madhawa Vidanapathirana >>>>>>>>>>>>>>>>>> <madhawavidanapathir...@gmail.com> wrote: >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> Hi Suho, >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> Going ahead with the proposal, few questions crossed my >>>>>>>>>>>>>>>>>>> mind. >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> 1. You mentioned previously that WSO2 DAS should >>>>>>>>>>>>>>>>>>> also be supported. What sort of interactions are >>>>>>>>>>>>>>>>>>> expected with WSO2 DAS? >>>>>>>>>>>>>>>>>>> 1. Should publishing events to WSO2 DAS from Python >>>>>>>>>>>>>>>>>>> Siddhi API supported? >>>>>>>>>>>>>>>>>>> 2. Should deploying of Siddhi Queries to WSO2 DAS >>>>>>>>>>>>>>>>>>> through Python Siddhi API be supported? >>>>>>>>>>>>>>>>>>> 3. Any other expectations? >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> For the integration with DAS we can use HTTP calls and >>>>>>>>>>>>>>>>>> deploy Siddhi queries and send events to that, we should >>>>>>>>>>>>>>>>>> also start a >>>>>>>>>>>>>>>>>> server from the python side to receive events from DAS and >>>>>>>>>>>>>>>>>> print them. >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> We can work on the details of that after the proposal. >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> One more thing to add, can we also implement Siddhi (the >>>>>>>>>>>>>>>>>> project you will be creating) to be installed via pip ? >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> Regards >>>>>>>>>>>>>>>>>> Suho >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> If any of above can be considered as "optional", indicate >>>>>>>>>>>>>>>>>>> them as well. >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> Regards, >>>>>>>>>>>>>>>>>>> Madhawa >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> On Sat, Mar 18, 2017 at 9:00 PM, Sriskandarajah >>>>>>>>>>>>>>>>>>> Suhothayan <s...@wso2.com> wrote: >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> For the initial cut this looks good, please go ahead >>>>>>>>>>>>>>>>>>>> with the proposal. Let's check some other alternatives and >>>>>>>>>>>>>>>>>>>> start the >>>>>>>>>>>>>>>>>>>> development. >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> Regards >>>>>>>>>>>>>>>>>>>> Suho >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> On Sat, Mar 18, 2017 at 1:01 PM, Madhawa >>>>>>>>>>>>>>>>>>>> Vidanapathirana <madhawavidanapathir...@gmail.com> >>>>>>>>>>>>>>>>>>>> wrote: >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> Hi Suho, >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> You can find the python version of test case written >>>>>>>>>>>>>>>>>>>>> using Pyjnius in below link. >>>>>>>>>>>>>>>>>>>>> https://github.com/madhawav/CE >>>>>>>>>>>>>>>>>>>>> P-Python-Wraps/tree/master/Pyjnius%20Prototype%20Wrap >>>>>>>>>>>>>>>>>>>>> Instructions on building the code is also given their. >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> During development, I noticed following disadvantages >>>>>>>>>>>>>>>>>>>>> of Pyjnius API >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> - Not compatible with Python 3.x. >>>>>>>>>>>>>>>>>>>>> - There are no stable releases. However, the code >>>>>>>>>>>>>>>>>>>>> available in master branch is relatively stable. >>>>>>>>>>>>>>>>>>>>> - Difficult to configure. It is required to >>>>>>>>>>>>>>>>>>>>> develop the library from source. This would make it >>>>>>>>>>>>>>>>>>>>> difficult to distribute >>>>>>>>>>>>>>>>>>>>> an API developed on Pyjnius. >>>>>>>>>>>>>>>>>>>>> - There are no evidence that a proper release >>>>>>>>>>>>>>>>>>>>> would be done soon. >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> However, Pyjnius supports callback of events from Java >>>>>>>>>>>>>>>>>>>>> to Python. Additionally, it is easier to develop using >>>>>>>>>>>>>>>>>>>>> Pyjnius ones it is >>>>>>>>>>>>>>>>>>>>> configured. >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> So, I had a looked at some of the other options as >>>>>>>>>>>>>>>>>>>>> well. >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> Java Bridge >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> *Advantages* >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> - Has stable releases available through Python >>>>>>>>>>>>>>>>>>>>> Package Index. (pip) >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> *Disadvantages* >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> - No direct call-back mechanism to receive events >>>>>>>>>>>>>>>>>>>>> from Java side. It is possible to execute Python >>>>>>>>>>>>>>>>>>>>> scripts in Java but those >>>>>>>>>>>>>>>>>>>>> scripts would not be in same context as Python Host >>>>>>>>>>>>>>>>>>>>> App. >>>>>>>>>>>>>>>>>>>>> - Comparatively harder to develop on but it is >>>>>>>>>>>>>>>>>>>>> manageable. >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> Py4J >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> The main difference in Py4J is that it uses socket >>>>>>>>>>>>>>>>>>>>> connections to communicate with JVM instead of JNI. >>>>>>>>>>>>>>>>>>>>> (secured socket >>>>>>>>>>>>>>>>>>>>> connections are possible). >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> *Advantages* >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> - Stable release available through Python Package >>>>>>>>>>>>>>>>>>>>> Index (pip). Easy to configure. >>>>>>>>>>>>>>>>>>>>> - Can connect to an already running Java >>>>>>>>>>>>>>>>>>>>> application (with Py4J) and communicate with it. >>>>>>>>>>>>>>>>>>>>> (Thus, can be used to >>>>>>>>>>>>>>>>>>>>> communicate with a running instance of WSO2 CEP) >>>>>>>>>>>>>>>>>>>>> - Supports callback events. >>>>>>>>>>>>>>>>>>>>> - Well maintained documentation. Active project. >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> *Disadvantages* >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> - Would require a work-around to avoid clashing >>>>>>>>>>>>>>>>>>>>> between socket connection ports when concurrent >>>>>>>>>>>>>>>>>>>>> applications use the API. >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> As of now, I feel Py4J is the most suitable option. >>>>>>>>>>>>>>>>>>>>> However, I am yet to look at some other options available >>>>>>>>>>>>>>>>>>>>> such as JPy and >>>>>>>>>>>>>>>>>>>>> JCC. >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> Regards, >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> Madhawa >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> On Wed, Mar 15, 2017 at 11:10 PM, Sriskandarajah >>>>>>>>>>>>>>>>>>>>> Suhothayan <s...@wso2.com> wrote: >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> Great, do also start working on writing the project >>>>>>>>>>>>>>>>>>>>>> proposal. >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> Regards >>>>>>>>>>>>>>>>>>>>>> Suho >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> On Wed, Mar 15, 2017 at 10:58 PM, Madhawa >>>>>>>>>>>>>>>>>>>>>> Vidanapathirana <madhawavidanapathir...@gmail.com> >>>>>>>>>>>>>>>>>>>>>> wrote: >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> Hi Suho, >>>>>>>>>>>>>>>>>>>>>>> Progress made so far is managed to write a python >>>>>>>>>>>>>>>>>>>>>>> version of test case you suggested using Pyjnius [1] >>>>>>>>>>>>>>>>>>>>>>> [2]. >>>>>>>>>>>>>>>>>>>>>>> Pyjnius is capable of handling method calls and >>>>>>>>>>>>>>>>>>>>>>> callbacks to/from JAVA via JNI. >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> I will send the code here after I properly arrange >>>>>>>>>>>>>>>>>>>>>>> it into a prototype API. >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> [1] - https://pyjnius.readthedocs.io >>>>>>>>>>>>>>>>>>>>>>> /en/latest/index.html >>>>>>>>>>>>>>>>>>>>>>> [2] - https://github.com/kivy/pyjniu >>>>>>>>>>>>>>>>>>>>>>> s/blob/master/docs/source/index.rst >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> Regards, >>>>>>>>>>>>>>>>>>>>>>> Madhawa >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> On Wed, Mar 15, 2017 at 1:11 AM, Sriskandarajah >>>>>>>>>>>>>>>>>>>>>>> Suhothayan <s...@wso2.com> wrote: >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> As the first step focus on building APIs such that >>>>>>>>>>>>>>>>>>>>>>>> we can write the following test case[1] in python. >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> [1]https://github.com/wso2/sid >>>>>>>>>>>>>>>>>>>>>>>> dhi/blob/master/modules/siddhi >>>>>>>>>>>>>>>>>>>>>>>> -samples/quick-start-samples/s >>>>>>>>>>>>>>>>>>>>>>>> rc/main/java/org/wso2/siddhi/s >>>>>>>>>>>>>>>>>>>>>>>> ample/SimpleFilterSample.java >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> Regards >>>>>>>>>>>>>>>>>>>>>>>> Suho >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> On Tue, Mar 14, 2017 at 9:55 AM, Madhawa >>>>>>>>>>>>>>>>>>>>>>>> Vidanapathirana <madhawavidanapathir...@gmail.com> >>>>>>>>>>>>>>>>>>>>>>>> wrote: >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> Hi, >>>>>>>>>>>>>>>>>>>>>>>>> Thank you for your quick reply. >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> Since directly using Siddhi Library is the more >>>>>>>>>>>>>>>>>>>>>>>>> general case, I'll first focus on it. >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> 1) I am thinking about following the same >>>>>>>>>>>>>>>>>>>>>>>>> structure in JAVA API, centered around Siddhi >>>>>>>>>>>>>>>>>>>>>>>>> Manager. Any opinions on >>>>>>>>>>>>>>>>>>>>>>>>> this? >>>>>>>>>>>>>>>>>>>>>>>>> 2) Any idea on extent to which lower >>>>>>>>>>>>>>>>>>>>>>>>> level/internal components should be exposed? (e.g. - >>>>>>>>>>>>>>>>>>>>>>>>> Exposing >>>>>>>>>>>>>>>>>>>>>>>>> "StreamDefinition" class in addition to creating >>>>>>>>>>>>>>>>>>>>>>>>> stream via Siddhi query >>>>>>>>>>>>>>>>>>>>>>>>> using "siddhiManager.createExecutionPlanRuntime"). >>>>>>>>>>>>>>>>>>>>>>>>> I have heard that it is usually discouraged to use >>>>>>>>>>>>>>>>>>>>>>>>> lower level components >>>>>>>>>>>>>>>>>>>>>>>>> instead of the query approach. >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> Will try to send you a prototype covering basic >>>>>>>>>>>>>>>>>>>>>>>>> functionality through Siddhi Java API, before making >>>>>>>>>>>>>>>>>>>>>>>>> the proposal for >>>>>>>>>>>>>>>>>>>>>>>>> entire project. >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> Madhawa >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> On Mon, Mar 13, 2017 at 9:53 PM, Sriskandarajah >>>>>>>>>>>>>>>>>>>>>>>>> Suhothayan <s...@wso2.com> wrote: >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> On Sun, Mar 12, 2017 at 12:37 PM, Madhawa >>>>>>>>>>>>>>>>>>>>>>>>>> Vidanapathirana <madhawavidanapathir...@gmail.com >>>>>>>>>>>>>>>>>>>>>>>>>> > wrote: >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> Hi. >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> I am an undergraduate from Department of >>>>>>>>>>>>>>>>>>>>>>>>>>> Computer Science and Engineering, University of >>>>>>>>>>>>>>>>>>>>>>>>>>> Moratuwa. I recently >>>>>>>>>>>>>>>>>>>>>>>>>>> completed my internship at WSO2 working with the >>>>>>>>>>>>>>>>>>>>>>>>>>> Support Team on the >>>>>>>>>>>>>>>>>>>>>>>>>>> project WSO2 Support Knowledge Base. >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> I am interested on GSOC Project* "Proposal 16: >>>>>>>>>>>>>>>>>>>>>>>>>>> Python API for Siddhi CEP"*. My internship >>>>>>>>>>>>>>>>>>>>>>>>>>> project at WSO2 was almost entirely done using >>>>>>>>>>>>>>>>>>>>>>>>>>> Python. Additionally, I used >>>>>>>>>>>>>>>>>>>>>>>>>>> Py4J Framework to interface certain parts of the >>>>>>>>>>>>>>>>>>>>>>>>>>> project to JAVA APIs. >>>>>>>>>>>>>>>>>>>>>>>>>>> Furthermore, I have a certain amount of exposure >>>>>>>>>>>>>>>>>>>>>>>>>>> with Siddhi/CEP through >>>>>>>>>>>>>>>>>>>>>>>>>>> the WHACK project I took part. >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> I went through the provided details in WSO2 GSOC >>>>>>>>>>>>>>>>>>>>>>>>>>> 2017 Project List page and I am interested to know >>>>>>>>>>>>>>>>>>>>>>>>>>> some more details. >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> 1. What version of CEP/Siddhi should be used >>>>>>>>>>>>>>>>>>>>>>>>>>> by the API? >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> You need to support the latest released version >>>>>>>>>>>>>>>>>>>>>>>>>> of Siddhi and DAS which is in DAS 3.1 and also for >>>>>>>>>>>>>>>>>>>>>>>>>> the latest Siddhi (4.0) >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> 1. In the description, does "Service APIs" >>>>>>>>>>>>>>>>>>>>>>>>>>> refer to "Admin Services API" which is usually >>>>>>>>>>>>>>>>>>>>>>>>>>> used by Admin Panel to >>>>>>>>>>>>>>>>>>>>>>>>>>> communicate with CEP? >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> Yes, to deploy the queries and to send and >>>>>>>>>>>>>>>>>>>>>>>>>> receive events >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> 1. Should the Siddhi Python API require WSO2 >>>>>>>>>>>>>>>>>>>>>>>>>>> CEP to be running in order to make Python API >>>>>>>>>>>>>>>>>>>>>>>>>>> usable? >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> Not necessay it should both work with the >>>>>>>>>>>>>>>>>>>>>>>>>> running CEP/DAS and use Siddhi library in the ohter >>>>>>>>>>>>>>>>>>>>>>>>>> cases. >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> 1. Is the Python API expected to do >>>>>>>>>>>>>>>>>>>>>>>>>>> configuring of Siddhi CEP, streaming events >>>>>>>>>>>>>>>>>>>>>>>>>>> to/from Siddhi CEP, or both? >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> Yes in terms of queries. >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> Thank You >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>>>>>>>>>>>>>>>>> Student >>>>>>>>>>>>>>>>>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>>>>>>>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>>>>>>>>>>>>>>>>> Sri Lanka >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>> Mobile: (+94) 716874425 <071%20687%204425> >>>>>>>>>>>>>>>>>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>>>>>>>>>>>>>>>>> Linked-In: https://lk.linkedin >>>>>>>>>>>>>>>>>>>>>>>>>>> .com/in/madhawa-vidanapathirana-3430b94 >>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> *S. Suhothayan* >>>>>>>>>>>>>>>>>>>>>>>>>> Associate Director / Architect & Team Lead of >>>>>>>>>>>>>>>>>>>>>>>>>> WSO2 Complex Event Processor >>>>>>>>>>>>>>>>>>>>>>>>>> *WSO2 Inc. *http://wso2.com >>>>>>>>>>>>>>>>>>>>>>>>>> * <http://wso2.com/>* >>>>>>>>>>>>>>>>>>>>>>>>>> lean . enterprise . middleware >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>> *cell: (+94) 779 756 757 <+94%2077%20975%206757> >>>>>>>>>>>>>>>>>>>>>>>>>> | blog: http://suhothayan.blogspot.com/ >>>>>>>>>>>>>>>>>>>>>>>>>> <http://suhothayan.blogspot.com/>twitter: >>>>>>>>>>>>>>>>>>>>>>>>>> http://twitter.com/suhothayan >>>>>>>>>>>>>>>>>>>>>>>>>> <http://twitter.com/suhothayan> | linked-in: >>>>>>>>>>>>>>>>>>>>>>>>>> http://lk.linkedin.com/in/suhothayan >>>>>>>>>>>>>>>>>>>>>>>>>> <http://lk.linkedin.com/in/suhothayan>* >>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>>>>>>>>>>>>>>> Student >>>>>>>>>>>>>>>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>>>>>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>>>>>>>>>>>>>>> Sri Lanka >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>> Mobile: (+94) 716874425 <071%20687%204425> >>>>>>>>>>>>>>>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>>>>>>>>>>>>>>> Linked-In: https://lk.linkedin >>>>>>>>>>>>>>>>>>>>>>>>> .com/in/madhawa-vidanapathirana-3430b94 >>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> *S. Suhothayan* >>>>>>>>>>>>>>>>>>>>>>>> Associate Director / Architect & Team Lead of WSO2 >>>>>>>>>>>>>>>>>>>>>>>> Complex Event Processor >>>>>>>>>>>>>>>>>>>>>>>> *WSO2 Inc. *http://wso2.com >>>>>>>>>>>>>>>>>>>>>>>> * <http://wso2.com/>* >>>>>>>>>>>>>>>>>>>>>>>> lean . enterprise . middleware >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> *cell: (+94) 779 756 757 <+94%2077%20975%206757> | >>>>>>>>>>>>>>>>>>>>>>>> blog: http://suhothayan.blogspot.com/ >>>>>>>>>>>>>>>>>>>>>>>> <http://suhothayan.blogspot.com/>twitter: >>>>>>>>>>>>>>>>>>>>>>>> http://twitter.com/suhothayan >>>>>>>>>>>>>>>>>>>>>>>> <http://twitter.com/suhothayan> | linked-in: >>>>>>>>>>>>>>>>>>>>>>>> http://lk.linkedin.com/in/suhothayan >>>>>>>>>>>>>>>>>>>>>>>> <http://lk.linkedin.com/in/suhothayan>* >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>>>>>>>>>>>>> Student >>>>>>>>>>>>>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>>>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>>>>>>>>>>>>> Sri Lanka >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> Mobile: (+94) 716874425 <071%20687%204425> >>>>>>>>>>>>>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>>>>>>>>>>>>> Linked-In: https://lk.linkedin >>>>>>>>>>>>>>>>>>>>>>> .com/in/madhawa-vidanapathirana-3430b94 >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> *S. Suhothayan* >>>>>>>>>>>>>>>>>>>>>> Associate Director / Architect & Team Lead of WSO2 >>>>>>>>>>>>>>>>>>>>>> Complex Event Processor >>>>>>>>>>>>>>>>>>>>>> *WSO2 Inc. *http://wso2.com >>>>>>>>>>>>>>>>>>>>>> * <http://wso2.com/>* >>>>>>>>>>>>>>>>>>>>>> lean . enterprise . middleware >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> *cell: (+94) 779 756 757 <+94%2077%20975%206757> | >>>>>>>>>>>>>>>>>>>>>> blog: http://suhothayan.blogspot.com/ >>>>>>>>>>>>>>>>>>>>>> <http://suhothayan.blogspot.com/>twitter: >>>>>>>>>>>>>>>>>>>>>> http://twitter.com/suhothayan >>>>>>>>>>>>>>>>>>>>>> <http://twitter.com/suhothayan> | linked-in: >>>>>>>>>>>>>>>>>>>>>> http://lk.linkedin.com/in/suhothayan >>>>>>>>>>>>>>>>>>>>>> <http://lk.linkedin.com/in/suhothayan>* >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>>>>>>>>>>> Student >>>>>>>>>>>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>>>>>>>>>>> Sri Lanka >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> Mobile: (+94) 716874425 <071%20687%204425> >>>>>>>>>>>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>>>>>>>>>>> Linked-In: https://lk.linkedin >>>>>>>>>>>>>>>>>>>>> .com/in/madhawa-vidanapathirana-3430b94 >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> *S. Suhothayan* >>>>>>>>>>>>>>>>>>>> Associate Director / Architect & Team Lead of WSO2 >>>>>>>>>>>>>>>>>>>> Complex Event Processor >>>>>>>>>>>>>>>>>>>> *WSO2 Inc. *http://wso2.com >>>>>>>>>>>>>>>>>>>> * <http://wso2.com/>* >>>>>>>>>>>>>>>>>>>> lean . enterprise . middleware >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> *cell: (+94) 779 756 757 <+94%2077%20975%206757> | >>>>>>>>>>>>>>>>>>>> blog: http://suhothayan.blogspot.com/ >>>>>>>>>>>>>>>>>>>> <http://suhothayan.blogspot.com/>twitter: >>>>>>>>>>>>>>>>>>>> http://twitter.com/suhothayan >>>>>>>>>>>>>>>>>>>> <http://twitter.com/suhothayan> | linked-in: >>>>>>>>>>>>>>>>>>>> http://lk.linkedin.com/in/suhothayan >>>>>>>>>>>>>>>>>>>> <http://lk.linkedin.com/in/suhothayan>* >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>>>>>>>>> Student >>>>>>>>>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>>>>>>>>> Sri Lanka >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> Mobile: (+94) 716874425 <071%20687%204425> >>>>>>>>>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>>>>>>>>> Linked-In: https://lk.linkedin >>>>>>>>>>>>>>>>>>> .com/in/madhawa-vidanapathirana-3430b94 >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> *S. Suhothayan* >>>>>>>>>>>>>>>>>> Associate Director / Architect & Team Lead of WSO2 >>>>>>>>>>>>>>>>>> Complex Event Processor >>>>>>>>>>>>>>>>>> *WSO2 Inc. *http://wso2.com >>>>>>>>>>>>>>>>>> * <http://wso2.com/>* >>>>>>>>>>>>>>>>>> lean . enterprise . middleware >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> *cell: (+94) 779 756 757 <077%20975%206757> | blog: >>>>>>>>>>>>>>>>>> http://suhothayan.blogspot.com/ >>>>>>>>>>>>>>>>>> <http://suhothayan.blogspot.com/>twitter: >>>>>>>>>>>>>>>>>> http://twitter.com/suhothayan >>>>>>>>>>>>>>>>>> <http://twitter.com/suhothayan> | linked-in: >>>>>>>>>>>>>>>>>> http://lk.linkedin.com/in/suhothayan >>>>>>>>>>>>>>>>>> <http://lk.linkedin.com/in/suhothayan>* >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>>>>>>> Student >>>>>>>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>>>>>>> Sri Lanka >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Mobile: (+94) 716874425 <+94%2071%20687%204425> >>>>>>>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>>>>>>> Linked-In: https://lk.linkedin >>>>>>>>>>>>>>>>> .com/in/madhawa-vidanapathirana-3430b94 >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>>>>>> Student >>>>>>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>>>>>> Sri Lanka >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Mobile: (+94) 716874425 <071%20687%204425> >>>>>>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>>>>>> Linked-In: https://lk.linkedin >>>>>>>>>>>>>>>> .com/in/madhawa-vidanapathirana-3430b94 >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> *S. Suhothayan* >>>>>>>>>>>>>>> Associate Director / Architect >>>>>>>>>>>>>>> *WSO2 Inc. *http://wso2.com >>>>>>>>>>>>>>> * <http://wso2.com/>* >>>>>>>>>>>>>>> lean . enterprise . middleware >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> *cell: (+94) 779 756 757 <+94%2077%20975%206757> | blog: >>>>>>>>>>>>>>> http://suhothayan.blogspot.com/ >>>>>>>>>>>>>>> <http://suhothayan.blogspot.com/>twitter: >>>>>>>>>>>>>>> http://twitter.com/suhothayan <http://twitter.com/suhothayan> | >>>>>>>>>>>>>>> linked-in: >>>>>>>>>>>>>>> http://lk.linkedin.com/in/suhothayan >>>>>>>>>>>>>>> <http://lk.linkedin.com/in/suhothayan>* >>>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> -- >>>>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>>>> Student >>>>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>>>> Sri Lanka >>>>>>>>>>>>>> >>>>>>>>>>>>>> Mobile: (+94) 716874425 <+94%2071%20687%204425> >>>>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>>>> Linked-In: https://lk.linkedin.com/in/madhawa-vidanapathiran >>>>>>>>>>>>>> a-3430b94 >>>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> -- >>>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>>> Student >>>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>>> Sri Lanka >>>>>>>>>>>>> >>>>>>>>>>>>> Mobile: (+94) 716874425 <071%20687%204425> >>>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>>> Linked-In: https://lk.linkedin.com/in/madhawa-vidanapathiran >>>>>>>>>>>>> a-3430b94 >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> -- >>>>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>>>> Student >>>>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>>>> University of Moratuwa >>>>>>>>>>>> Sri Lanka >>>>>>>>>>>> >>>>>>>>>>>> Mobile: (+94) 716874425 <071%20687%204425> >>>>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>>>> Linked-In: https://lk.linkedin.com/in/madhawa-vidanapathiran >>>>>>>>>>>> a-3430b94 >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> >>>>>>>>>>> *S. Suhothayan* >>>>>>>>>>> Associate Director / Architect >>>>>>>>>>> *WSO2 Inc. *http://wso2.com >>>>>>>>>>> * <http://wso2.com/>* >>>>>>>>>>> lean . enterprise . middleware >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> *cell: (+94) 779 756 757 <+94%2077%20975%206757> | blog: >>>>>>>>>>> http://suhothayan.blogspot.com/ >>>>>>>>>>> <http://suhothayan.blogspot.com/>twitter: >>>>>>>>>>> http://twitter.com/suhothayan <http://twitter.com/suhothayan> | >>>>>>>>>>> linked-in: >>>>>>>>>>> http://lk.linkedin.com/in/suhothayan >>>>>>>>>>> <http://lk.linkedin.com/in/suhothayan>* >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> *Madhawa Vidanapathirana* >>>>>>>>>> Student >>>>>>>>>> Department of Computer Science and Engineering >>>>>>>>>> University of Moratuwa >>>>>>>>>> Sri Lanka >>>>>>>>>> >>>>>>>>>> Mobile: (+94) 716874425 <+94%2071%20687%204425> >>>>>>>>>> Email: madhawavidanapathir...@gmail.com >>>>>>>>>> Linked-In: https://lk.linkedin.com/in/madhawa-vidanapathiran >>>>>>>>>> a-3430b94 >>>>>>>>>> >>>>>>>>>> _______________________________________________ >>>>>>>>>> Dev mailing list >>>>>>>>>> Dev@wso2.org >>>>>>>>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> *V. Mohanadarshan* >>>>>>>>> *Associate Tech Lead,* >>>>>>>>> *Data Technologies Team,* >>>>>>>>> *WSO2, Inc. http://wso2.com <http://wso2.com> * >>>>>>>>> *lean.enterprise.middleware.* >>>>>>>>> >>>>>>>>> email: mo...@wso2.com >>>>>>>>> phone:(+94) 771117673 <+94%2077%20111%207673> >>>>>>>>> >>>>>>>> -- >>>>>>>> >>>>>>>> *S. Suhothayan* >>>>>>>> Associate Director / Architect >>>>>>>> *WSO2 Inc. *http://wso2.com >>>>>>>> * <http://wso2.com/>* >>>>>>>> lean . enterprise . middleware >>>>>>>> >>>>>>>> >>>>>>>> *cell: (+94) 779 756 757 <+94%2077%20975%206757> | blog: >>>>>>>> http://suhothayan.blogspot.com/ >>>>>>>> <http://suhothayan.blogspot.com/>twitter: >>>>>>>> http://twitter.com/suhothayan <http://twitter.com/suhothayan> | >>>>>>>> linked-in: >>>>>>>> http://lk.linkedin.com/in/suhothayan >>>>>>>> <http://lk.linkedin.com/in/suhothayan>* >>>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> *V. Mohanadarshan* >>>>>>> *Associate Tech Lead,* >>>>>>> *Data Technologies Team,* >>>>>>> *WSO2, Inc. http://wso2.com <http://wso2.com> * >>>>>>> *lean.enterprise.middleware.* >>>>>>> >>>>>>> email: mo...@wso2.com >>>>>>> phone:(+94) 771117673 <+94%2077%20111%207673> >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> *Madhawa Vidanapathirana* >>>>>> Student >>>>>> Department of Computer Science and Engineering >>>>>> University of Moratuwa >>>>>> Sri Lanka >>>>>> >>>>>> Mobile: (+94) 716874425 <071%20687%204425> >>>>>> Email: madhawavidanapathir...@gmail.com >>>>>> Linked-In: https://lk.linkedin.com/in/madhawa-vidanapathirana-3430b94 >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> >>>>> *S. Suhothayan* >>>>> Associate Director / Architect >>>>> *WSO2 Inc. *http://wso2.com >>>>> * <http://wso2.com/>* >>>>> lean . enterprise . middleware >>>>> >>>>> >>>>> *cell: (+94) 779 756 757 <+94%2077%20975%206757> | blog: >>>>> http://suhothayan.blogspot.com/ <http://suhothayan.blogspot.com/>twitter: >>>>> http://twitter.com/suhothayan <http://twitter.com/suhothayan> | linked-in: >>>>> http://lk.linkedin.com/in/suhothayan >>>>> <http://lk.linkedin.com/in/suhothayan>* >>>>> >>>> >>>> >>>> >>>> -- >>>> *Madhawa Vidanapathirana* >>>> Student >>>> Department of Computer Science and Engineering >>>> University of Moratuwa >>>> Sri Lanka >>>> >>>> Mobile: (+94) 716874425 <+94%2071%20687%204425> >>>> Email: madhawavidanapathir...@gmail.com >>>> Linked-In: https://lk.linkedin.com/in/madhawa-vidanapathirana-3430b94 >>>> >>> -- >>> >>> *S. Suhothayan* >>> Associate Director / Architect >>> *WSO2 Inc. *http://wso2.com >>> * <http://wso2.com/>* >>> lean . enterprise . middleware >>> >>> >>> *cell: (+94) 779 756 757 <+94%2077%20975%206757> | blog: >>> http://suhothayan.blogspot.com/ <http://suhothayan.blogspot.com/>twitter: >>> http://twitter.com/suhothayan <http://twitter.com/suhothayan> | linked-in: >>> http://lk.linkedin.com/in/suhothayan <http://lk.linkedin.com/in/suhothayan>* >>> >> >> >> >> -- >> *Madhawa Vidanapathirana* >> Student >> Department of Computer Science and Engineering >> University of Moratuwa >> Sri Lanka >> >> Mobile: (+94) 716874425 <071%20687%204425> >> Email: madhawavidanapathir...@gmail.com >> Linked-In: https://lk.linkedin.com/in/madhawa-vidanapathirana-3430b94 >> > > > > -- > > *S. Suhothayan* > Associate Director / Architect > *WSO2 Inc. *http://wso2.com > * <http://wso2.com/>* > lean . enterprise . middleware > > > *cell: (+94) 779 756 757 <+94%2077%20975%206757> | blog: > http://suhothayan.blogspot.com/ <http://suhothayan.blogspot.com/>twitter: > http://twitter.com/suhothayan <http://twitter.com/suhothayan> | linked-in: > http://lk.linkedin.com/in/suhothayan <http://lk.linkedin.com/in/suhothayan>* > -- *Madhawa Vidanapathirana* Student Department of Computer Science and Engineering University of Moratuwa Sri Lanka Mobile: (+94) 716874425 Email: madhawavidanapathir...@gmail.com Linked-In: https://lk.linkedin.com/in/madhawa-vidanapathirana-3430b94
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