swwheihei
2020-07-16 29710b7cc154191ae56acf6af32ec70241886e78
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/response/impl/InviteResponseProcessor.java
@@ -2,7 +2,6 @@
import java.text.ParseException;
import javax.sip.ClientTransaction;
import javax.sip.Dialog;
import javax.sip.InvalidArgumentException;
import javax.sip.ResponseEvent;
@@ -22,9 +21,10 @@
import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorFactory;
import com.genersoft.iot.vmp.gb28181.transmit.response.ISIPResponseProcessor;
/**    
 * @Description:处理INVITE响应
 * @author: swwheihei
 * @author: songww
 * @date:   2020年5月3日 下午4:43:52     
 */
@Component
@@ -35,17 +35,16 @@
   /**
    * 处理invite响应
    * 
    * @param evt
    *            响应消息
    * @param evt 响应消息
    * @throws ParseException
    */ 
   @Override
   public void process(ResponseEvent evt, SipLayer layer, SipConfig config) {
   public void process(ResponseEvent evt, SipLayer layer, SipConfig config) throws ParseException {
      try {
         Response response = evt.getResponse();
         int statusCode = response.getStatusCode();
         //trying不会回复
         if(statusCode == Response.TRYING){
         }
         //成功响应
         //下发ack
@@ -56,8 +55,9 @@
//               return;
//            }
//            Dialog clientDialog = clientTransaction.getDialog();
//
//            CSeqHeader clientCSeqHeader = (CSeqHeader) response.getHeader(CSeqHeader.NAME);
            // CSeqHeader clientCSeqHeader = (CSeqHeader)
            // response.getHeader(CSeqHeader.NAME);
//            long cseqId = clientCSeqHeader.getSeqNumber();
//            /*
//            createAck函数,创建的ackRequest,会采用Invite响应的200OK,中的contact字段中的地址,作为目标地址。
@@ -67,12 +67,30 @@
//            Request ackRequest = clientDialog.createAck(cseqId);
//            SipURI requestURI = (SipURI) ackRequest.getRequestURI();
//            ViaHeader viaHeader = (ViaHeader) response.getHeader(ViaHeader.NAME);
            // try {
//            requestURI.setHost(viaHeader.getHost());
            // } catch (Exception e) {
            // e.printStackTrace();
            // }
//            requestURI.setPort(viaHeader.getPort());
//            clientDialog.sendAck(ackRequest);
            
            Dialog dialog = evt.getDialog();
            Request reqAck =dialog.createAck(1L);
            CSeqHeader cseq = (CSeqHeader) response.getHeader(CSeqHeader.NAME);
            Request reqAck = dialog.createAck(cseq.getSeqNumber());
            SipURI requestURI = (SipURI) reqAck.getRequestURI();
            ViaHeader viaHeader = (ViaHeader) response.getHeader(ViaHeader.NAME);
            // String viaHost =viaHeader.getHost();
            //getHost()函数取回的IP地址是“[xxx.xxx.xxx.xxx:yyyy]”的格式,需用正则表达式截取为“xxx.xxx.xxx.xxx"格式
            // Pattern p = Pattern.compile("(?<=//|)((\\w)+\\.)+\\w+");
            // Matcher matcher = p.matcher(viaHeader.getHost());
            // if (matcher.find()) {
            //    requestURI.setHost(matcher.group());
            // }
            requestURI.setHost(viaHeader.getHost());
            requestURI.setPort(viaHeader.getPort());
            reqAck.setRequestURI(requestURI);
            dialog.sendAck(reqAck);
         }
      } catch (InvalidArgumentException | SipException e) {