处理服务重启或设备重新上线时的订阅，优化通道导入重复的处理

648540858

2022-01-20 7d888274150e9415ae0fc16e67fefd1cdb4a69cc

 src/main/java/com/genersoft/iot/vmp/gb28181/SipLayer.java

@@ -1,9 +1,7 @@
package com.genersoft.iot.vmp.gb28181;



import com.genersoft.iot.vmp.conf.SipConfig;

import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;

import com.genersoft.iot.vmp.gb28181.transmit.ISIPProcessorObserver;

import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver;

import gov.nist.javax.sip.SipProviderImpl;

import gov.nist.javax.sip.SipStackImpl;

import org.slf4j.Logger;