From 79f3abf6a61220a500e936ffedd7c0d270e9cea4 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Thu, 22 Dec 2016 07:52:35 +1300
Subject: Use concurrent maps in connection manager (fix #2723)

---
 src/org/traccar/database/ConnectionManager.java | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'src/org/traccar/database')

diff --git a/src/org/traccar/database/ConnectionManager.java b/src/org/traccar/database/ConnectionManager.java
index 374e9651d..eb81c9ad9 100644
--- a/src/org/traccar/database/ConnectionManager.java
+++ b/src/org/traccar/database/ConnectionManager.java
@@ -33,6 +33,7 @@ import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
 
 public class ConnectionManager {
@@ -42,9 +43,9 @@ public class ConnectionManager {
     private final long deviceTimeout;
     private final boolean enableStatusEvents;
 
-    private final Map<Long, ActiveDevice> activeDevices = new HashMap<>();
-    private final Map<Long, Set<UpdateListener>> listeners = new HashMap<>();
-    private final Map<Long, Timeout> timeouts = new HashMap<>();
+    private final Map<Long, ActiveDevice> activeDevices = new ConcurrentHashMap<>();
+    private final Map<Long, Set<UpdateListener>> listeners = new ConcurrentHashMap<>();
+    private final Map<Long, Timeout> timeouts = new ConcurrentHashMap<>();
 
     public ConnectionManager() {
         deviceTimeout = Context.getConfig().getLong("status.timeout", DEFAULT_TIMEOUT) * 1000;
-- 
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