|  |  | 
 |  |  | package com.genersoft.iot.vmp.gb28181.transmit.event.response.impl; | 
 |  |  |  | 
 |  |  | import com.genersoft.iot.vmp.conf.SipConfig; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.bean.Device; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.bean.SsrcTransaction; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.SipLayer; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.transmit.cmd.ISIPCommander; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.transmit.SIPSender; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.transmit.cmd.SIPRequestHeaderProvider; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.transmit.event.response.SIPResponseProcessorAbstract; | 
 |  |  | import com.genersoft.iot.vmp.gb28181.utils.SipUtils; | 
 |  |  | import com.genersoft.iot.vmp.service.IDeviceService; | 
 |  |  | import com.genersoft.iot.vmp.utils.GitUtil; | 
 |  |  | import gov.nist.javax.sip.ResponseEventExt; | 
 |  |  | import gov.nist.javax.sip.SipProviderImpl; | 
 |  |  | import gov.nist.javax.sip.message.SIPResponse; | 
 |  |  | import gov.nist.javax.sip.stack.SIPClientTransaction; | 
 |  |  | import gov.nist.javax.sip.stack.SIPDialog; | 
 |  |  | import gov.nist.javax.sip.stack.SIPTransaction; | 
 |  |  | import gov.nist.javax.sip.stack.SIPTransactionImpl; | 
 |  |  | 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.stereotype.Component; | 
 |  |  |  | 
 |  |  | import javax.sdp.SdpFactory; | 
 |  |  | import javax.sdp.SdpParseException; | 
 |  |  | import javax.sdp.SessionDescription; | 
 |  |  | import javax.sip.*; | 
 |  |  | import javax.sip.address.Address; | 
 |  |  | import javax.sip.InvalidArgumentException; | 
 |  |  | import javax.sip.ResponseEvent; | 
 |  |  | import javax.sip.SipException; | 
 |  |  | import javax.sip.SipFactory; | 
 |  |  | import javax.sip.address.SipURI; | 
 |  |  | import javax.sip.header.CSeqHeader; | 
 |  |  | import javax.sip.header.UserAgentHeader; | 
 |  |  | import javax.sip.message.Request; | 
 |  |  | import javax.sip.message.Response; | 
 |  |  | import java.text.ParseException; | 
 |  |  | 
 |  |  |    private final String method = "INVITE"; | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    private VideoStreamSessionManager streamSession; | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    private SIPProcessorObserver sipProcessorObserver; | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    private SipConfig sipConfig; | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    private SipFactory sipFactory; | 
 |  |  |    private SipLayer sipLayer; | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    private GitUtil gitUtil; | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    private ISIPCommander commander; | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    private IDeviceService deviceService; | 
 |  |  |    private SIPSender sipSender; | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    private SIPRequestHeaderProvider headerProvider; | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    @Qualifier(value="udpSipProvider") | 
 |  |  |    private SipProviderImpl udpSipProvider; | 
 |  |  |  | 
 |  |  |  | 
 |  |  |    @Override | 
 |  |  | 
 |  |  |     */ | 
 |  |  |    @Override | 
 |  |  |    public void process(ResponseEvent evt ){ | 
 |  |  |       logger.debug("接收到消息:" + evt.getResponse()); | 
 |  |  |       try { | 
 |  |  |  | 
 |  |  |          SIPResponse response = (SIPResponse)evt.getResponse(); | 
 |  |  |          int statusCode = response.getStatusCode(); | 
 |  |  |          // trying不会回复 | 
 |  |  | 
 |  |  |             } else { | 
 |  |  |                sdp = SdpFactory.getInstance().createSessionDescription(contentString); | 
 |  |  |             } | 
 |  |  |             SipURI requestUri = sipFactory.createAddressFactory().createSipURI(sdp.getOrigin().getUsername(), event.getRemoteIpAddress() + ":" + event.getRemotePort()); | 
 |  |  |             Request reqAck = headerProvider.createAckRequest(requestUri, response); | 
 |  |  |  | 
 |  |  |             SipURI requestUri = SipFactory.getInstance().createAddressFactory().createSipURI(sdp.getOrigin().getUsername(), event.getRemoteIpAddress() + ":" + event.getRemotePort()); | 
 |  |  |             Request reqAck = headerProvider.createAckRequest(response.getLocalAddress().getHostAddress(), requestUri, response); | 
 |  |  |  | 
 |  |  |             logger.info("[回复ack] {}-> {}:{} ", sdp.getOrigin().getUsername(), event.getRemoteIpAddress(), event.getRemotePort()); | 
 |  |  |             commander.transmitRequest(response.getTopmostViaHeader().getTransport(), reqAck, null, null); | 
 |  |  |  | 
 |  |  |             sipSender.transmitRequest( response.getLocalAddress().getHostAddress(), reqAck); | 
 |  |  |          } | 
 |  |  |       } catch (InvalidArgumentException | ParseException | SipException | SdpParseException e) { | 
 |  |  |          logger.info("[点播回复ACK],异常:", e ); |