From 87f2deed65371d082e922ebb4a45ac355c73b64b Mon Sep 17 00:00:00 2001
From: Joakim Erdfelt <joakim.erdfelt@gmail.com>
Date: Tue, 8 Apr 2014 06:11:42 -0700
Subject: [PATCH] Squelching prior notified loop detection

---
 .../main/java/org/eclipse/jetty/start/PathFinder.java | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/jetty-start/src/main/java/org/eclipse/jetty/start/PathFinder.java b/jetty-start/src/main/java/org/eclipse/jetty/start/PathFinder.java
index 5387959b6f0..799ccb193ea 100644
--- a/jetty-start/src/main/java/org/eclipse/jetty/start/PathFinder.java
+++ b/jetty-start/src/main/java/org/eclipse/jetty/start/PathFinder.java
@@ -29,11 +29,16 @@ import java.nio.file.attribute.BasicFileAttributes;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
 public class PathFinder extends SimpleFileVisitor<Path>
 {
+    // internal tracking of prior notified paths (to avoid repeated notification of same ignored path)
+    private static Set<Path> NOTIFIED_PATHS = new HashSet<>();
+
     private boolean includeDirsInResults = false;
     private Map<String, Path> hits = new HashMap<>();
     private Path basePath = null;
@@ -149,7 +154,11 @@ public class PathFinder extends SimpleFileVisitor<Path>
     {
         if (exc instanceof FileSystemLoopException)
         {
-            StartLog.warn("skipping detected filesystem loop: " + file);
+            if (!NOTIFIED_PATHS.contains(file))
+            {
+                StartLog.warn("skipping detected filesystem loop: " + file);
+                NOTIFIED_PATHS.add(file);
+            }
             return FileVisitResult.SKIP_SUBTREE;
         }
         else