From 7db2bf7b51015a7e989ea5b0f4d9486dfd99d4bd Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期五, 02 九月 2022 10:51:55 +0800
Subject: [PATCH] 使用equalsIgnoreCase代替equals,忽略大小写差异

---
 src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java b/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java
index 9dd0271..44e1337 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java
@@ -2,8 +2,10 @@
 
 import gov.nist.javax.sip.address.AddressImpl;
 import gov.nist.javax.sip.address.SipUri;
+import gov.nist.javax.sip.header.Subject;
 
 import javax.sip.header.FromHeader;
+import javax.sip.header.Header;
 import javax.sip.message.Request;
 
 /**
@@ -18,6 +20,17 @@
         FromHeader fromHeader = (FromHeader)request.getHeader(FromHeader.NAME);
         return getUserIdFromFromHeader(fromHeader);
     }
+    /**
+     * 浠巗ubject璇诲彇channelId
+     * */
+    public static String getChannelIdFromRequest(Request request) {
+        Header subject = request.getHeader("subject");
+        if (subject == null) {
+            // 濡傛灉缂哄けsubject
+            return null;
+        }
+        return ((Subject) subject).getSubject().split(":")[0];
+    }
 
     public static String getUserIdFromFromHeader(FromHeader fromHeader) {
         AddressImpl address = (AddressImpl)fromHeader.getAddress();

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