Okay this is a better version (traversing the graph keyset directly):
http://cr.openjdk.java.net/~mchung/jdk10/webrevs/8192945/webrev.02/ Mandy
Okay this is a better version (traversing the graph keyset directly):
http://cr.openjdk.java.net/~mchung/jdk10/webrevs/8192945/webrev.02/ Mandy