处理报警和位置上报时使用fromHeader获取deviceId, xml的deviceId作为channelId使用。

src/main/java/com/genersoft/iot/vmp/utils/SipUtils.java

@@ -0,0 +1,23 @@
+package com.genersoft.iot.vmp.utils;
+
+import gov.nist.javax.sip.address.AddressImpl;
+import gov.nist.javax.sip.address.SipUri;
+
+import javax.sip.header.FromHeader;
+import javax.sip.message.Request;
+
+/**
+ * @author panlinlin
+ * @version 1.0.0
+ * @Description JAIN SIP的工具类
+ * @createTime 2021年09月27日 15:12:00
+ */
+public class SipUtils {
+
+    public static String getUserIdFromFromHeader(Request request) {
+        FromHeader fromHeader = (FromHeader)request.getHeader(FromHeader.NAME);
+        AddressImpl address = (AddressImpl)fromHeader.getAddress();
+        SipUri uri = (SipUri) address.getURI();
+        return uri.getUser();
+    }
+}