规范数据库，添加必要约束，优化通道批量导入功能

648540858

2022-02-24 a42dda2bd3cc1cf8c20cc61e7ad9211eadecbaf3

 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;