From 8d2ad022086d4fba5012721bf6717488f9c0b5c6 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: Tue, 22 Dec 2020 09:48:51 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=BF=E6=8D=A2=E7=BA=BF=E7=A8=8B=E4=B8=8D?=
 =?UTF-8?q?=E5=AE=89=E5=85=A8=E7=9A=84map?=
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---
 .../vmp/gb28181/transmit/callback/DeferredResultHolder.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/callback/DeferredResultHolder.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/callback/DeferredResultHolder.java
index 0c1e63d6..692e31e5 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/callback/DeferredResultHolder.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/callback/DeferredResultHolder.java
@@ -2,6 +2,7 @@ package com.genersoft.iot.vmp.gb28181.transmit.callback;
 
 import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
@@ -24,7 +25,7 @@ public class DeferredResultHolder {
 
 	public static final String CALLBACK_CMD_PlAY = "CALLBACK_PLAY";
 
-	private Map<String, DeferredResult> map = new HashMap<String, DeferredResult>();
+	private Map<String, DeferredResult> map = new ConcurrentHashMap<String, DeferredResult>();
 	
 	public void put(String key, DeferredResult result) {
 		map.put(key, result);