From 5bc73ac9cd2da25216ef28ee8427bf9079dc8720 Mon Sep 17 00:00:00 2001
From: Igor Kulikov <ikulikov@thingsboard.io>
Date: Thu, 27 Jun 2019 10:05:38 +0300
Subject: [PATCH] Fix compilation errors

---
 .../common/transport/service/AbstractTransportService.java | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/common/transport/transport-api/src/main/java/org/thingsboard/server/common/transport/service/AbstractTransportService.java b/common/transport/transport-api/src/main/java/org/thingsboard/server/common/transport/service/AbstractTransportService.java
index 5a9b01b73a..239a461cb1 100644
--- a/common/transport/transport-api/src/main/java/org/thingsboard/server/common/transport/service/AbstractTransportService.java
+++ b/common/transport/transport-api/src/main/java/org/thingsboard/server/common/transport/service/AbstractTransportService.java
@@ -28,12 +28,7 @@ import org.thingsboard.server.common.transport.TransportServiceCallback;
 import org.thingsboard.server.gen.transport.TransportProtos;
 
 import java.util.UUID;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ConcurrentMap;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.ScheduledExecutorService;
-import java.util.concurrent.TimeUnit;
+import java.util.concurrent.*;
 
 /**
  * Created by ashvayka on 17.10.18.