From 360e4bc1cb9be9936a9f0108b8121657f2822ab6 Mon Sep 17 00:00:00 2001
From: Albert Vaca <albertvaka@gmail.com>
Date: Wed, 20 Mar 2019 22:12:53 +0100
Subject: [PATCH] Fix ConcurrentModificationException

When onPacketReceived was called at the same time as getSinks, because
getSinks uses .values() and onPacketReceived does .put()
---
 .../Plugins/SystemvolumePlugin/SystemvolumePlugin.java      | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/org/kde/kdeconnect/Plugins/SystemvolumePlugin/SystemvolumePlugin.java b/src/org/kde/kdeconnect/Plugins/SystemvolumePlugin/SystemvolumePlugin.java
index 01b81b22..0517dd73 100644
--- a/src/org/kde/kdeconnect/Plugins/SystemvolumePlugin/SystemvolumePlugin.java
+++ b/src/org/kde/kdeconnect/Plugins/SystemvolumePlugin/SystemvolumePlugin.java
@@ -30,7 +30,7 @@ import org.kde.kdeconnect_tp.R;
 
 import java.util.ArrayList;
 import java.util.Collection;
-import java.util.HashMap;
+import java.util.concurrent.ConcurrentHashMap;
 
 @PluginFactory.LoadablePlugin
 public class SystemvolumePlugin extends Plugin {
@@ -42,11 +42,11 @@ public class SystemvolumePlugin extends Plugin {
         void sinksChanged();
     }
 
-    private final HashMap<String, Sink> sinks;
+    private final ConcurrentHashMap<String, Sink> sinks;
     private final ArrayList<SinkListener> listeners;
 
     public SystemvolumePlugin() {
-        sinks = new HashMap<>();
+        sinks = new ConcurrentHashMap<>();
         listeners = new ArrayList<>();
     }