From 2bb94801374d9c63f4136be909e9d2456c687b35 Mon Sep 17 00:00:00 2001
From: Zlatin Balevsky <zlatinb@gmail.com>
Date: Sun, 27 Oct 2019 09:54:16 +0000
Subject: [PATCH] the filetree map gets accessed from the directory watcher
 thread

---
 core/src/main/groovy/com/muwire/core/files/FileTree.groovy | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/core/src/main/groovy/com/muwire/core/files/FileTree.groovy b/core/src/main/groovy/com/muwire/core/files/FileTree.groovy
index dd02389c..180d4088 100644
--- a/core/src/main/groovy/com/muwire/core/files/FileTree.groovy
+++ b/core/src/main/groovy/com/muwire/core/files/FileTree.groovy
@@ -1,9 +1,11 @@
 package com.muwire.core.files
 
+import java.util.concurrent.ConcurrentHashMap
+
 class FileTree {
     
     private final TreeNode root = new TreeNode()
-    private final Map<File, TreeNode> fileToNode = new HashMap<>()
+    private final Map<File, TreeNode> fileToNode = new ConcurrentHashMap<>()
     
     void add(File file) {
         List<File> path = new ArrayList<>()