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Subcomponent:
java.lang:reflect
Compatibility Kind:

behavioral
Compatibility Risk:
minimal
Compatibility Risk Description:
It's possible, but we have not found any examples to date, that existing code could behave differently with this change. For that reason, a release note is needed, if only to document the change.
Interface Kind:

Java API
Scope:
SE

Summary

Class.getMethods and Class.getMethod can yield inconsistent results when the class/interface hierarchy includes interfaces with default methods.

This CCC is submitted on behalf of Peter Levart.

Class.getMethods and Class.getMethod can yield inconsistent results when the class/interface hierarchy includes interfaces with default methods.

Update implementation to give consistent results and also update javadoc for these methods to fully specify how they should work.

See attached specdiffs.

csr for

JDK-8062389 Class.getMethod() is inconsistent with Class.getMethods() results