From 3ba473776f08ac511d18b232f7627998b6f60c69 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: Wed, 30 Oct 2024 16:18:37 +0800
Subject: [PATCH] =?UTF-8?q?=E5=85=BC=E5=AE=B9Message=E7=BC=BA=E5=B0=91?=
 =?UTF-8?q?=E6=B6=88=E6=81=AF=E7=9A=84=E5=BC=82=E5=B8=B8,=E5=9B=9E?=
 =?UTF-8?q?=E5=A4=8D400=E9=94=99=E8=AF=AF=E7=A0=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../transmit/event/request/SIPRequestProcessorParent.java   | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java
index bfc7e23bb..cd72c8d8a 100755
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java
@@ -12,6 +12,7 @@ import org.dom4j.DocumentException;
 import org.dom4j.Element;
 import org.dom4j.io.SAXReader;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.util.ObjectUtils;
 
 import javax.sip.*;
 import javax.sip.address.Address;
@@ -171,7 +172,10 @@ public abstract class SIPRequestProcessorParent {
 	public Element getRootElement(RequestEvent evt, String charset) throws DocumentException {
 
 		byte[] rawContent = evt.getRequest().getRawContent();
-		if (rawContent == null) {
+		if (evt.getRequest().getContentLength().getContentLength() == 0
+				|| rawContent == null
+				|| rawContent.length == 0
+				|| ObjectUtils.isEmpty(new String(rawContent))) {
 			return null;
 		}