Last updated on MARCH 29, 2017
Applies to:Oracle WebLogic Server - Version 220.127.116.11.0 to 18.104.22.168.0 [Release 12c]
Information in this document applies to any platform.
When testing MTOM feature of web services in weblogic 12.1.3 as per the sample provided in the below documentation link
Following error occurs.
javax.activation.DataHandler cannot be cast to com.sun.xml.ws.developer.StreamingDataHandler
The same code works fine on earlier 12.1.1 and 12.1.2 versions
Due to changes in web service runtime in 12.1.3, issue occurs.
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