From a53dce38c2f58c0bfd37203e46dc57aa56025f45 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期四, 17 十一月 2022 18:22:24 +0800
Subject: [PATCH] Merge pull request #673 from 648540858/wvp-28181-2.0-multi-network

---
 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPSender.java |   29 +++++++++++++++++++++++------
 1 files changed, 23 insertions(+), 6 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPSender.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPSender.java
index a240ce4..0aff21d 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPSender.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPSender.java
@@ -5,22 +5,19 @@
 import com.genersoft.iot.vmp.gb28181.utils.SipUtils;
 import com.genersoft.iot.vmp.utils.GitUtil;
 import gov.nist.javax.sip.SipProviderImpl;
-import gov.nist.javax.sip.message.SIPRequest;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.stereotype.Component;
+import org.springframework.util.ObjectUtils;
 
 import javax.sip.SipException;
-import javax.sip.SipFactory;
 import javax.sip.header.CallIdHeader;
 import javax.sip.header.UserAgentHeader;
 import javax.sip.header.ViaHeader;
 import javax.sip.message.Message;
 import javax.sip.message.Request;
 import javax.sip.message.Response;
-import java.net.InetAddress;
 import java.text.ParseException;
 
 /**
@@ -109,7 +106,27 @@
     }
 
     public CallIdHeader getNewCallIdHeader(String ip, String transport){
-        return  transport.equalsIgnoreCase("TCP") ? sipLayer.getTcpSipProvider(ip).getNewCallId()
-                : sipLayer.getUdpSipProvider(ip).getNewCallId();
+        if (ObjectUtils.isEmpty(transport)) {
+            return sipLayer.getUdpSipProvider().getNewCallId();
+        }
+        SipProviderImpl sipProvider;
+        if (ObjectUtils.isEmpty(ip)) {
+            sipProvider = transport.equalsIgnoreCase("TCP") ? sipLayer.getTcpSipProvider()
+                    : sipLayer.getUdpSipProvider();
+        }else {
+            sipProvider = transport.equalsIgnoreCase("TCP") ? sipLayer.getTcpSipProvider(ip)
+                    : sipLayer.getUdpSipProvider(ip);
+        }
+
+        if (sipProvider == null) {
+            sipProvider = sipLayer.getUdpSipProvider();
+        }
+
+        if (sipProvider != null) {
+            return sipProvider.getNewCallId();
+        }else {
+            logger.warn("[鏂板缓CallIdHeader澶辫触]锛� ip={}, transport={}", ip, transport);
+            return null;
+        }
     }
 }

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