修复空指针异常

648540858

2023-08-03 7079c73b99f17a183c763a5bec91fba8002c0452

 src/main/java/com/genersoft/iot/vmp/gb28181/task/ISubscribeTask.java

@@ -2,8 +2,9 @@

import javax.sip.DialogState;

/**
 * @author lin
 */
public interface ISubscribeTask extends Runnable{
    void stop();

    DialogState getDialogState();
}