From 1a1a68784b9e8fa24b8ab863b974f4e5e84ffe44 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期一, 11 七月 2022 16:41:32 +0800
Subject: [PATCH] 去除失效的配置,增加人物结束时移除人物缓存

---
 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java
index cb208a3..349732b 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java
@@ -228,8 +228,13 @@
 	public Request createInfoRequest(Device device, StreamInfo streamInfo, String content)
 			throws PeerUnavailableException, ParseException, InvalidArgumentException {
 		Request request = null;
-		if (streamInfo == null) return null;
+		if (streamInfo == null) {
+			return null;
+		}
 		Dialog dialog = streamSession.getDialogByStream(streamInfo.getDeviceID(), streamInfo.getChannelId(), streamInfo.getStream());
+		if (dialog == null) {
+			return null;
+		}
 
 		SipURI requestLine = sipFactory.createAddressFactory().createSipURI(device.getDeviceId(),
 				device.getHostAddress());

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