Re: WSIF extn for BSF

Bhuvan Gupta wrote:

> Can you send me the URL of JIRA and SVN as I can't find that 
> information at WSIF homepage.
> http://ws.apache.org/wsif only provides details on CVS and bugzilla.

http://issues.apache.org/jira/browse/WSIF
http://svn.apache.org/viewcvs.cgi/webservices/wsif/trunk/java/

and we definitely need to update WSIF website - i just put jira issue 
for it to remind about it ...
http://issues.apache.org/jira/browse/WSIF-76

thanks,

alek

>     ----- Original Message -----
>     *From:* Aleksander Slominski <mailto:[email protected]>
>     *To:* [email protected] <mailto:[email protected]>
>     *Cc:* WSIF Dev <mailto:[email protected]>
>     *Sent:* Tuesday, September 27, 2005 10:39 PM
>     *Subject:* Re: WSIF extn for BSF
>
>     Bhuvan Gupta wrote:
>
>>     Hi All,
>>      
>>     We have developed WSIF extensions for BSF (Bean Scripting
>>     Framework) as part of one of our projects and would like to
>>     contribute this to the WSIF project.
>>     Document containing details in attached.
>
>     hi Bhuvan,
>
>     this looks great (just a minor issues [1]) and definitely would be
>     a great contribution to WSIF.
>
>>      
>>     Let me know the procedure to commit it to the CVS.
>
>     we have moved now to SVN.
>
>     if you are an apache commiter (i was not able to determine that)
>     then WS PMC can grant you karma to commit or i can apply your code
>     as a patch.
>
>     if the contribution is bigger in size and you are not apache
>     commiter i think we will need signed Contributor License
>     Agreements (and Software Grant depending on size). see towards the
>     end of http://www.apache.org/licenses/
>
>     thanks,
>
>     alek
>
>     [1] please do not send MS Word DOC attachment - they are sometimes
>     filtered and not everybody can read MS Word documents. below is
>     rendering of ti as HTML (copy and past) for anybody interested:
>
>     *WSDL BSF Extension*
>
>        1. *Details :*
>
>     The BSF binding is a WSDL binding that allows abstract
>     functionality in the abstract service description (messages,
>     operation and port types) to be mapped to the functionality
>     offered by Scripts directly. This means that a script can be
>     described using WSDL, and can be accessed as a WSDL- described
>     service through WSIF.
>
>     This makes use of Bean Scripting Framework (BSF) to provide the
>     scripting capabilities.
>
>     The BSF binding extends WSDL with the following extensibility
>     elements:
>
>     <definitions ....>
>
>          <!-- BSF binding -->
>
>          <binding ...>
>
>                  <bsf:binding/>
>
>                  <operation>*
>
>                       <bsf:operation
>
>                             methodname="nmtoken"
>
>                             parameterOrder="nmtoken" ?
>
>                             returnPart="nmtoken"? />?
>
>                    <input name="nmtoken"? />?
>
>                    <output name="nmtoken"? />?
>
>                   <fault name="nmtoken"? />?
>
>                  </operation>
>
>           </binding>
>
>            <service ... >
>
>                  <port>*
>
>                           <bsf:script  lang="nmtoken"
>
>                                   src="nmtoken"? >
>
>                             <!--actual script here -- >
>
>                            </bsf:script>
>
>                  </port>
>
>             </service>
>
>     </definitions>
>
>     Each element is described in detail below.
>
>         * *bsf:binding* This indicates that the binding is a BSF binding.
>
>         * *bsf:operation* This element maps an abstract WSDL operation
>           to a Script method. The methodName attribute specifies the
>           name of the Script method corresponding to the abstract
>           operation. The parameterOrder attribute is similar to and
>           overrides the paramterOrder specification in the abstract
>           operation. It specifies the ordering of the input message
>           parts for the invocation; in the BSF binding case it
>           identifies the method signature. Having a parameterOrder
>           attribute here allows us to map an abstract operation to a
>           Script method even if their signatures aren't compatible in
>           the ordering of parts. The returnPart is that part of the
>           abstract output message which corresponds to the return
>           value of the Script method.
>
>         * *bsf:script* This element is an extension under the WSDL
>           port element that allows specification of a Script as an
>           endpoint for a service available via the BSF binding. The
>           port whose address is specified this way must be associated
>           with a BSF binding only.
>
>           The *lang* attribute specifies the scripting engine to be
>           used for script invocation. The *src* attribute specifies
>           the location of the script file. The complete script can
>           also be provided instead as CDATA  value for the *bsf:script
>           *element.
>
>
>        2. Example :
>
>     In the following example, a dateConversion service is offered
>     through Java Script.  The service exposes *converData* operation
>     which takes three input parameters (input data string, input
>     dataformat  and output dateformat) and returns the converted date
>     string.
>
>     <?xml version='1.0' encoding='UTF-8'?>
>
>     <definitions name='DateConversion'
>
>                     
>     targetNamespace='http://xml.apache.org/axis/wsif/samples/js/DateConversion'
>
>
>                     
>     xmlns:tns='http://xml.apache.org/axis/wsif/samples/js/DateConversion'
>
>                 
>     xmlns:format="http://schemas.xmlsoap.org/wsdl/formatbinding/"
>
>                  xmlns:bsf='http://schemas.xmlsoap.org/wsdl/bsf/'
>
>                  xmlns:xsd='http://www.w3.org/2001/XMLSchema'
>
>                  xmlns='http://schemas.xmlsoap.org/wsdl/'>
>
>        <message name='convertDateRequest'>
>
>           <part name='dateString' type='xsd:string'/>
>
>           <part name='inFormat' type='xsd:string'/>
>
>           <part name='outFormat' type='xsd:string'/>
>
>        </message>
>
>        <message name='convertDateResponse'>
>
>           <part name='result' type='xsd:string'/>
>
>        </message>
>
>        <portType name='DateConversionPortType'>
>
>           <operation name='convertDate'>
>
>              <input message='tns:convertDateRequest'/>
>
>              <output message='tns:convertDateResponse'/>
>
>           </operation>
>
>        </portType>
>
>        <binding name='DateConversionBSFBinding'
>
>                 type='tns:DateConversionPortType'>
>
>          <bsf:binding/>
>
>         <operation name="convertDate">
>
>           <bsf:operation
>
>              methodName="convertDate"
>
>              parameterOrder="dateString inFormat outFormat"
>
>              returnPart="result" />
>
>           <input name="convertDateRequest"/>
>
>           <output name="convertDateResponse"/>
>
>         </operation>
>
>       </binding>
>
>        <service name='DateConversion'>
>
>           <port name='DateConversionPort'
>
>                 binding='tns:DateConversionBSFBinding'>
>
>                 <!-- vendor-specific deployment information needs to
>     be entered here -->
>
>                 <bsf:script lang="javascript"
>     src="C:\\bhuvan\\wsif-2_0\\samples\\bpel\\Test.js"/>
>
>           </port>
>
>        </service>
>
>     </definitions>
>
>
>
>-- 
>The best way to predict the future is to invent it - Alan Kay
>    
>
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-- 
The best way to predict the future is to invent it - Alan Kay