From 61cbf0fffeb2b84e5092ae9873ef6b40e489381f Mon Sep 17 00:00:00 2001
From: Alexey Semenyuk <asemenyuk@openjdk.org>
Date: Thu, 17 Dec 2020 15:33:03 +0000
Subject: [PATCH] 8258293: tools/jpackage/share/RuntimePackageTest.java#id0
 with RuntimePackageTest.testUsrInstallDir2

Reviewed-by: almatvee, herrick
---
 test/jdk/tools/jpackage/share/RuntimePackageTest.java | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/test/jdk/tools/jpackage/share/RuntimePackageTest.java b/test/jdk/tools/jpackage/share/RuntimePackageTest.java
index 9c4c24e3dcb..9f7f61eeb15 100644
--- a/test/jdk/tools/jpackage/share/RuntimePackageTest.java
+++ b/test/jdk/tools/jpackage/share/RuntimePackageTest.java
@@ -126,7 +126,11 @@ public class RuntimePackageTest {
 
     private static Set<Path> listFiles(Path root) throws IOException {
         try (var files = Files.walk(root)) {
-            return files.map(root::relativize).collect(Collectors.toSet());
+            // Ignore files created by system prefs if any.
+            final Path prefsDir = Path.of(".systemPrefs");
+            return files.map(root::relativize)
+                    .filter(x -> !x.startsWith(prefsDir))
+                    .collect(Collectors.toSet());
         }
     }