|  |  | 
 |  |  | import com.genersoft.iot.vmp.gb28181.transmit.event.request.ISIPRequestProcessor; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.transmit.event.response.ISIPResponseProcessor; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.transmit.event.timeout.ITimeoutProcessor; | 
 |  |  | import gov.nist.javax.sip.message.SIPRequest; | 
 |  |  | import org.slf4j.Logger; | 
 |  |  | import org.slf4j.LoggerFactory; | 
 |  |  | import org.springframework.beans.factory.annotation.Autowired; | 
 |  |  | import org.springframework.beans.factory.annotation.Qualifier; | 
 |  |  | import org.springframework.scheduling.annotation.Async; | 
 |  |  | import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor; | 
 |  |  | import org.springframework.stereotype.Component; | 
 |  |  |  | 
 |  |  | import javax.sip.*; |