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7087658: MethodHandles.Lookup.findVirtual is confused by interface methods that are multiply inherited

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Reviewed-by: twisti
This commit is contained in:
John R Rose 2012-07-12 00:12:28 -07:00
parent b9299f283f
commit c04c841a70
1 changed files with 6 additions and 2 deletions
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8
jdk/src/share/classes/java/lang/invoke/MemberName.java
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@ -622,8 +622,12 @@ import static java.lang.invoke.MethodHandleStatics.*;
MemberName[] buf = { m };
int n = MethodHandleNatives.getMembers(m.getDeclaringClass(),
m.getName(), matchSig, matchFlags, lookupClass, 0, buf);
if (n != 1) return false;
return m.isResolved();
if (n == 0 || !m.isResolved())
return false; // no result
else if (n == 1 || m.clazz.isInterface())
return true; // unique result, or multiple inheritance is OK
else
return false; // ambiguous result (can this happen?)
}
/** Produce a resolved version of the given member.
* Super types are searched (for inherited members) if {@code searchSupers} is true.