JDK-8158006 : Improve javadoc for abstract classes that application should not directly extend
The Version table provides details related to the release that this issue/RFE will be addressed.
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.
A couple wording suggestions (they apply to all 5 classes).
* Application should not extend the Node class directly. Doing so may lead to
Either "Applications should..." or "An application should..."
* a UnsupportedOperationException being thrown.
+1 with those changes
Please review the proposed fix: