From 03a9c055e65bff8e6dbbbbfbcf54ba37ea28ac7e Mon Sep 17 00:00:00 2001
From: Zlatin Balevsky <zlatinb@gmail.com>
Date: Tue, 15 Jun 2021 21:02:42 +0100
Subject: [PATCH] avoid default groovy method which creates a temporary TreeMap

---
 gui/griffon-app/models/com/muwire/gui/MainFrameModel.groovy | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gui/griffon-app/models/com/muwire/gui/MainFrameModel.groovy b/gui/griffon-app/models/com/muwire/gui/MainFrameModel.groovy
index 1e3ef275..b061d9f9 100644
--- a/gui/griffon-app/models/com/muwire/gui/MainFrameModel.groovy
+++ b/gui/griffon-app/models/com/muwire/gui/MainFrameModel.groovy
@@ -544,7 +544,8 @@ class MainFrameModel {
     void onFileUnsharedEvent(FileUnsharedEvent e) {
         runInsideUIAsync {
             synchronized (allSharedFiles) {
-                allSharedFiles.removeAll(e.unsharedFiles)
+                for (SharedFile sharedFile : e.unsharedFiles)
+                    allSharedFiles.removeAll(sharedFile)
                 shared.retainAll(allSharedFiles)
             }
             loadedFiles = allSharedFiles.size()