JDK-8181649 : Release Note: URLStreamHandlerFactory unavailable to Web Start applications
  • Type: Sub-task
  • Component: deploy
  • Sub-Component: webstart
  • Affected Version: 9
  • Priority: P3
  • Status: Closed
  • Resolution: Delivered
  • Submitted: 2017-06-06
  • Updated: 2017-09-22
  • Resolved: 2017-06-06
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Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.

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JDK 9
9Resolved
Description
In JDK 9, Java Web Start applications are prohibited from using `URLStreamHandlerFactory`. Using `URLStreamHandlerFactor`y via `javaws` will result in an exception with the message "factory already defined." 

Applications launched directly with `java` command are not impacted.