git: openjdk/jdk: 8301133: IGV: NPE occurs when creating a diff graph with a graph in a different folder

Fri Jan 27 06:17:59 UTC 2023

Changeset: 938b4096
Author:    Koichi Sakata <ksakata at openjdk.org>
Committer: Tobias Hartmann <thartmann at openjdk.org>
Date:      2023-01-27 06:17:14 +0000
URL:       https://git.openjdk.org/jdk/commit/938b4096086575b2bb8cc88b8985aea4bcfe314c

8301133: IGV: NPE occurs when creating a diff graph with a graph in a different folder

Reviewed-by: rcastanedalo, chagedorn

! src/utils/IdealGraphVisualizer/Data/src/main/java/com/sun/hotspot/igv/data/Group.java