Hi All,
Thanks for the feedback. Not having access to the XML content would be
unacceptable. I'll take a look at extending a message builder.
Thanks again,
Garth
On Tue, May 20, 2008 at 5:24 AM, Andreas Veithen
<[EMAIL PROTECTED]> wrote:
> Ruwan,
>
> This would imply that you have to register BinaryBuilder for all incoming
> SOAP or XML messages. But then you will no longer be able to access the XML
> content which means that you can only do very limited mediation.
>
> I think a better approach would be to write some sort of message builder
> proxy/wrapper that calculates the hash and then delegates the decoding of
> the message to an existing message builder (SOAPBuilder or
> ApplicationXMLBuilder in our case). This proxy/wrapper would then be
> registered in the Axis2 configuration.
>
> Andreas
>
> Quoting Ruwan Linton <[EMAIL PROTECTED]>:
>
>> Hi Garth,
>>
>> Please have a look at the BinaryFormatter and the BinaryBuilder, you will
>> have to use the BinaryBuilder as the message builder in the axis2.xml,
>>
>> here is how you could retrieve the data handler,
>>
>> private DataHandler getDataHandler(MessageContext messageContext) {
>> OMElement firstChild =
>> messageContext.getEnvelope().getBody().getFirstElement();
>> if
>> (BaseConstants.DEFAULT_BINARY_WRAPPER.equals(firstChild.getQName())) {
>> OMNode omNode = firstChild.getFirstOMChild();
>> if (omNode != null && omNode instanceof OMText) {
>> Object dh = ((OMText)omNode).getDataHandler();
>> if (dh != null && dh instanceof DataHandler) {
>> return (DataHandler)dh;
>> }
>> }
>> }
>> return null;
>> }
>>
>> then the input stream can be retrieved by;
>>
>> getDataHandler().getDataSource().getInputStream()
>>
>> Thanks,
>> Ruwan
>>
>> On Tue, May 20, 2008 at 7:03 AM, Garth Patil <[EMAIL PROTECTED]> wrote:
>>
>>> Hi Ruwan,
>>> I need a byte-accurate representation of the body because my
>>> requirement is to validate the message authenticity using a keyed-hash
>>> message authentication code.
>>> For example, a client would sign the request by placing a value in the
>>> header that is the result of hashing the request body along with a
>>> shared secret key. In order to create a mediator that can accurately
>>> reproduce the keyed-hash message authentication code, the server must
>>> have the same bytes from the request as the client, not a
>>> representation of it.
>>> Given that, it sounds like I should access the data handler as I would
>>> a binary message. How do I do that in Synapse?
>>> Thanks,
>>> Garth
>>>
>>> On Mon, May 19, 2008 at 6:24 PM, Ruwan Linton <[EMAIL PROTECTED]>
>>> wrote:
>>> > At the same time could you please elaborate a bit on your requirement?
>>> why
>>> > you need the request body as an InputStream?
>>> >
>>> > Thanks,
>>> > Ruwan
>>> >
>>> > On Tue, May 20, 2008 at 6:53 AM, Ruwan Linton <[EMAIL PROTECTED]>
>>> > wrote:
>>> >
>>> >> Hi Garth,
>>> >>
>>> >> If you want to retrieve the message body as an input stream, no you
>>> cannot
>>> >> retrieve the input stream but just the built message as xml in which
>>> case;
>>> >>
>>> >> synCtx.getEnvelope() will give you the envelope.
>>> >>
>>> >> If you are referring to a binary message (non xml/non text, binary
>>> >> data)
>>> >> then you can access the request stream by getting the access to the
>>> >> data
>>> >> handler in the payload of the envelope. If what you are referring to
>>> >> is
>>> this
>>> >> please do let me know, so that I can provide you with more information
>>> on
>>> >> this.
>>> >>
>>> >> Thanks,
>>> >> Ruwan
>>> >>
>>> >>
>>> >> On Tue, May 20, 2008 at 6:31 AM, Garth Patil <[EMAIL PROTECTED]>
>>> wrote:
>>> >>
>>> >>> Hi All,
>>> >>> I am trying to write an mediator that needs access to the underlying
>>> >>> body of the request (in order to verify message authenticity using a
>>> >>> header). I can get the header like this:
>>> >>> public boolean mediate(MessageContext synCtx) {
>>> >>> org.apache.axis2.context.MessageContext mc =
>>> ((Axis2MessageContext)
>>> >>> synCtx)
>>> >>> .getAxis2MessageContext();
>>> >>> Map headers = (Map) mc
>>> >>>
>>> >>>
>>> .getProperty(org.apache.axis2.context.MessageContext.TRANSPORT_HEADERS);
>>> >>> String myHeader = (String) header.get("My-Digest-Header");
>>> >>> ...
>>> >>> But I also need to get access to the body of the request (like I'd do
>>> >>> using request.getInputStream() in a servlet). Any ideas if it is
>>> >>> available and how I can get at it?
>>> >>> Thanks,
>>> >>> Garth
>>> >>>
>>> >>
>>> >>
>>> >>
>>> >> --
>>> >> Ruwan Linton
>>> >> http://www.wso2.org - "Oxygenating the Web Services Platform"
>>> >
>>> >
>>> >
>>> >
>>> > --
>>> > Ruwan Linton
>>> > http://www.wso2.org - "Oxygenating the Web Services Platform"
>>> >
>>>
>>
>>
>>
>> --
>> Ruwan Linton
>> http://www.wso2.org - "Oxygenating the Web Services Platform"
>>
>
>
>
>
>
