648540858
2020-11-09 2e9b4b4e5e86c84088c45563cd61d18d8c7e5fea
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/request/impl/MessageRequestProcessor.java
@@ -2,13 +2,10 @@
import java.io.ByteArrayInputStream;
import java.text.ParseException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.*;
import javax.sip.InvalidArgumentException;
import javax.sip.RequestEvent;
import javax.sip.ServerTransaction;
import javax.sip.SipException;
import javax.sip.message.Request;
import javax.sip.message.Response;
@@ -17,80 +14,145 @@
import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.genersoft.iot.vmp.common.VideoManagerConstants;
import com.genersoft.iot.vmp.gb28181.SipLayer;
import com.genersoft.iot.vmp.gb28181.bean.Device;
import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
import com.genersoft.iot.vmp.gb28181.bean.RecordInfo;
import com.genersoft.iot.vmp.gb28181.bean.RecordItem;
import com.genersoft.iot.vmp.gb28181.event.DeviceOffLineDetector;
import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
import com.genersoft.iot.vmp.gb28181.transmit.request.ISIPRequestProcessor;
import com.genersoft.iot.vmp.gb28181.transmit.request.SIPRequestAbstractProcessor;
import com.genersoft.iot.vmp.gb28181.utils.DateUtil;
import com.genersoft.iot.vmp.gb28181.utils.XmlUtil;
import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
import com.genersoft.iot.vmp.utils.redis.RedisUtil;
import org.springframework.util.StringUtils;
/**
/**
 * @Description:MESSAGE请求处理器
 * @author: songww
 * @date:   2020年5月3日 下午5:32:41
 * @author: swwheihei
 * @date: 2020年5月3日 下午5:32:41
 */
@Component
public class MessageRequestProcessor implements ISIPRequestProcessor {
public class MessageRequestProcessor extends SIPRequestAbstractProcessor {
   private ServerTransaction transaction;
   private SipLayer layer;
   @Autowired
   private final static Logger logger = LoggerFactory.getLogger(MessageRequestProcessor.class);
   private SIPCommander cmder;
   @Autowired
   private IVideoManagerStorager storager;
   @Autowired
   private EventPublisher publisher;
   /**
   private RedisUtil redis;
   private DeferredResultHolder deferredResultHolder;
   private DeviceOffLineDetector offLineDetector;
   private final static String CACHE_RECORDINFO_KEY = "CACHE_RECORDINFO_";
   private static final String MESSAGE_KEEP_ALIVE = "Keepalive";
   private static final String MESSAGE_CONFIG_DOWNLOAD = "ConfigDownload";
   private static final String MESSAGE_CATALOG = "Catalog";
   private static final String MESSAGE_DEVICE_INFO = "DeviceInfo";
   private static final String MESSAGE_ALARM = "Alarm";
   private static final String MESSAGE_RECORD_INFO = "RecordInfo";
   // private static final String MESSAGE_BROADCAST = "Broadcast";
   // private static final String MESSAGE_DEVICE_STATUS = "DeviceStatus";
   // private static final String MESSAGE_MOBILE_POSITION = "MobilePosition";
   // private static final String MESSAGE_MOBILE_POSITION_INTERVAL = "Interval";
   /**
    * 处理MESSAGE请求
    *
    *
    * @param evt
    * @param layer
    * @param transaction
    */
    */
   @Override
   public void process(RequestEvent evt, SipLayer layer, ServerTransaction transaction) {
      this.layer = layer;
      this.transaction = transaction;
      Request request = evt.getRequest();
      if (new String(request.getRawContent()).contains("<CmdType>Keepalive</CmdType>")) {
         processMessageKeepAlive(evt);
      } else if (new String(request.getRawContent()).contains("<CmdType>Catalog</CmdType>")) {
         processMessageCatalogList(evt);
      } else if (new String(request.getRawContent()).contains("<CmdType>DeviceInfo</CmdType>")) {
         processMessageDeviceInfo(evt);
      } else if (new String(request.getRawContent()).contains("<CmdType>Alarm</CmdType>")) {
         processMessageAlarm(evt);
   public void process(RequestEvent evt) {
      try {
         Element rootElement = getRootElement(evt);
         String cmd = XmlUtil.getText(rootElement, "CmdType");
         if (MESSAGE_KEEP_ALIVE.equals(cmd)) {
            logger.info("接收到KeepAlive消息");
            processMessageKeepAlive(evt);
         } else if (MESSAGE_CONFIG_DOWNLOAD.equals(cmd)) {
            logger.info("接收到ConfigDownload消息");
         } else if (MESSAGE_CATALOG.equals(cmd)) {
            logger.info("接收到Catalog消息");
            processMessageCatalogList(evt);
         } else if (MESSAGE_DEVICE_INFO.equals(cmd)) {
            logger.info("接收到DeviceInfo消息");
            processMessageDeviceInfo(evt);
         } else if (MESSAGE_ALARM.equals(cmd)) {
            logger.info("接收到Alarm消息");
            processMessageAlarm(evt);
         } else if (MESSAGE_RECORD_INFO.equals(cmd)) {
            logger.info("接收到RecordInfo消息");
            processMessageRecordInfo(evt);
         }
      } catch (DocumentException e) {
         e.printStackTrace();
      }
   }
   /**
    * 收到deviceInfo设备信息请求 处理
    *
    * @param evt
    */
   private void processMessageDeviceInfo(RequestEvent evt) {
      try {
         Element rootElement = getRootElement(evt);
         Element deviceIdElement = rootElement.element("DeviceID");
         String deviceId = deviceIdElement.getText().toString();
         Device device = storager.queryVideoDevice(deviceId);
         if (device == null) {
            return;
         }
         device.setName(XmlUtil.getText(rootElement, "DeviceName"));
         device.setManufacturer(XmlUtil.getText(rootElement, "Manufacturer"));
         device.setModel(XmlUtil.getText(rootElement, "Model"));
         device.setFirmware(XmlUtil.getText(rootElement, "Firmware"));
         if (StringUtils.isEmpty(device.getStreamMode())) {
            device.setStreamMode("UDP");
         }
         storager.updateDevice(device);
         RequestMessage msg = new RequestMessage();
         msg.setDeviceId(deviceId);
         msg.setType(DeferredResultHolder.CALLBACK_CMD_DEVICEINFO);
         msg.setData(device);
         deferredResultHolder.invokeResult(msg);
         // 回复200 OK
         responseAck(evt);
         if (offLineDetector.isOnline(deviceId)) {
            publisher.onlineEventPublish(deviceId, VideoManagerConstants.EVENT_ONLINE_KEEPLIVE);
         }
      } catch (DocumentException | SipException | InvalidArgumentException | ParseException e) {
         e.printStackTrace();
      }
   }
   /***
    * 收到catalog设备目录列表请求 处理
    *
    * @param evt
    */
   private void processMessageCatalogList(RequestEvent evt) {
      try {
         Request request = evt.getRequest();
         SAXReader reader = new SAXReader();
         reader.setEncoding("GB2312");
         Document xml = reader.read(new ByteArrayInputStream(request.getRawContent()));
         Element rootElement = xml.getRootElement();
         Element rootElement = getRootElement(evt);
         Element deviceIdElement = rootElement.element("DeviceID");
         String deviceId = deviceIdElement.getText().toString();
         String deviceId = deviceIdElement.getText();
         Element deviceListElement = rootElement.element("DeviceList");
         if (deviceListElement == null) {
            return;
@@ -101,11 +163,6 @@
            if (device == null) {
               return;
            }
            Map<String, DeviceChannel> channelMap = device.getChannelMap();
            if (channelMap == null) {
               channelMap = new HashMap<String, DeviceChannel>(5);
               device.setChannelMap(channelMap);
            }
            // 遍历DeviceList
            while (deviceListIterator.hasNext()) {
               Element itemDevice = deviceListIterator.next();
@@ -113,127 +170,270 @@
               if (channelDeviceElement == null) {
                  continue;
               }
               String channelDeviceId = channelDeviceElement.getText().toString();
               String channelDeviceId = channelDeviceElement.getText();
               Element channdelNameElement = itemDevice.element("Name");
               String channelName = channdelNameElement != null ? channdelNameElement.getText().toString() : "";
               String channelName = channdelNameElement != null ? channdelNameElement.getTextTrim().toString() : "";
               Element statusElement = itemDevice.element("Status");
               String status = statusElement != null ? statusElement.getText().toString() : "ON";
               DeviceChannel deviceChannel = channelMap.containsKey(channelDeviceId) ? channelMap.get(channelDeviceId) : new DeviceChannel();
               DeviceChannel deviceChannel = new DeviceChannel();
               deviceChannel.setName(channelName);
               deviceChannel.setChannelId(channelDeviceId);
               if(status.equals("ON")) {
               if (status.equals("ON") || status.equals("On")) {
                  deviceChannel.setStatus(1);
               }
               if(status.equals("OFF")) {
               if (status.equals("OFF") || status.equals("Off")) {
                  deviceChannel.setStatus(0);
               }
               deviceChannel.setManufacture(XmlUtil.getText(itemDevice,"Manufacturer"));
               deviceChannel.setModel(XmlUtil.getText(itemDevice,"Model"));
               deviceChannel.setOwner(XmlUtil.getText(itemDevice,"Owner"));
               deviceChannel.setCivilCode(XmlUtil.getText(itemDevice,"CivilCode"));
               deviceChannel.setBlock(XmlUtil.getText(itemDevice,"Block"));
               deviceChannel.setAddress(XmlUtil.getText(itemDevice,"Address"));
               deviceChannel.setParental(itemDevice.element("Parental") == null? 0:Integer.parseInt(XmlUtil.getText(itemDevice,"Parental")));
               deviceChannel.setParentId(XmlUtil.getText(itemDevice,"ParentId"));
               deviceChannel.setSafetyWay(itemDevice.element("SafetyWay") == null? 0:Integer.parseInt(XmlUtil.getText(itemDevice,"SafetyWay")));
               deviceChannel.setRegisterWay(itemDevice.element("RegisterWay") == null? 1:Integer.parseInt(XmlUtil.getText(itemDevice,"RegisterWay")));
               deviceChannel.setCertNum(XmlUtil.getText(itemDevice,"CertNum"));
               deviceChannel.setCertifiable(itemDevice.element("Certifiable") == null? 0:Integer.parseInt(XmlUtil.getText(itemDevice,"Certifiable")));
               deviceChannel.setErrCode(itemDevice.element("ErrCode") == null? 0:Integer.parseInt(XmlUtil.getText(itemDevice,"ErrCode")));
               deviceChannel.setEndTime(XmlUtil.getText(itemDevice,"EndTime"));
               deviceChannel.setSecrecy(XmlUtil.getText(itemDevice,"Secrecy"));
               deviceChannel.setIpAddress(XmlUtil.getText(itemDevice,"IPAddress"));
               deviceChannel.setPort(itemDevice.element("Port") == null? 0:Integer.parseInt(XmlUtil.getText(itemDevice,"Port")));
               deviceChannel.setPassword(XmlUtil.getText(itemDevice,"Password"));
               deviceChannel.setLongitude(itemDevice.element("Longitude") == null? 0.00:Double.parseDouble(XmlUtil.getText(itemDevice,"Longitude")));
               deviceChannel.setLatitude(itemDevice.element("Latitude") == null? 0.00:Double.parseDouble(XmlUtil.getText(itemDevice,"Latitude")));
               channelMap.put(channelDeviceId, deviceChannel);
               deviceChannel.setManufacture(XmlUtil.getText(itemDevice, "Manufacturer"));
               deviceChannel.setModel(XmlUtil.getText(itemDevice, "Model"));
               deviceChannel.setOwner(XmlUtil.getText(itemDevice, "Owner"));
               deviceChannel.setCivilCode(XmlUtil.getText(itemDevice, "CivilCode"));
               deviceChannel.setBlock(XmlUtil.getText(itemDevice, "Block"));
               deviceChannel.setAddress(XmlUtil.getText(itemDevice, "Address"));
               deviceChannel.setParental(itemDevice.element("Parental") == null ? 0
                     : Integer.parseInt(XmlUtil.getText(itemDevice, "Parental")));
               deviceChannel.setParentId(XmlUtil.getText(itemDevice, "ParentID"));
               deviceChannel.setSafetyWay(itemDevice.element("SafetyWay") == null ? 0
                     : Integer.parseInt(XmlUtil.getText(itemDevice, "SafetyWay")));
               deviceChannel.setRegisterWay(itemDevice.element("RegisterWay") == null ? 1
                     : Integer.parseInt(XmlUtil.getText(itemDevice, "RegisterWay")));
               deviceChannel.setCertNum(XmlUtil.getText(itemDevice, "CertNum"));
               deviceChannel.setCertifiable(itemDevice.element("Certifiable") == null ? 0
                     : Integer.parseInt(XmlUtil.getText(itemDevice, "Certifiable")));
               deviceChannel.setErrCode(itemDevice.element("ErrCode") == null ? 0
                     : Integer.parseInt(XmlUtil.getText(itemDevice, "ErrCode")));
               deviceChannel.setEndTime(XmlUtil.getText(itemDevice, "EndTime"));
               deviceChannel.setSecrecy(XmlUtil.getText(itemDevice, "Secrecy"));
               deviceChannel.setIpAddress(XmlUtil.getText(itemDevice, "IPAddress"));
               deviceChannel.setPort(itemDevice.element("Port") == null ? 0
                     : Integer.parseInt(XmlUtil.getText(itemDevice, "Port")));
               deviceChannel.setPassword(XmlUtil.getText(itemDevice, "Password"));
               deviceChannel.setLongitude(itemDevice.element("Longitude") == null ? 0.00
                     : Double.parseDouble(XmlUtil.getText(itemDevice, "Longitude")));
               deviceChannel.setLatitude(itemDevice.element("Latitude") == null ? 0.00
                     : Double.parseDouble(XmlUtil.getText(itemDevice, "Latitude")));
               deviceChannel.setPTZType(itemDevice.element("PTZType") == null ? 0
                     : Integer.parseInt(XmlUtil.getText(itemDevice, "PTZType")));
               deviceChannel.setHasAudio(true); // 默认含有音频,播放时再检查是否有音频及是否AAC
               storager.updateChannel(device.getDeviceId(), deviceChannel);
            }
            // 更新
            storager.update(device);
            RequestMessage msg = new RequestMessage();
            msg.setDeviceId(deviceId);
            msg.setType(DeferredResultHolder.CALLBACK_CMD_CATALOG);
            msg.setData(device);
            deferredResultHolder.invokeResult(msg);
            // 回复200 OK
            responseAck(evt);
            if (offLineDetector.isOnline(deviceId)) {
               publisher.onlineEventPublish(deviceId, VideoManagerConstants.EVENT_ONLINE_KEEPLIVE);
            }
         }
      } catch (DocumentException e) {
      } catch (DocumentException | SipException | InvalidArgumentException | ParseException e) {
         e.printStackTrace();
      }
   }
   /***
    * 收到deviceInfo设备信息请求 处理
    * @param evt
    */
   private void processMessageDeviceInfo(RequestEvent evt) {
      try {
         Request request = evt.getRequest();
         SAXReader reader = new SAXReader();
         // reader.setEncoding("GB2312");
         Document xml = reader.read(new ByteArrayInputStream(request.getRawContent()));
         Element rootElement = xml.getRootElement();
         Element deviceIdElement = rootElement.element("DeviceID");
         String deviceId = deviceIdElement.getText().toString();
         Device device = storager.queryVideoDevice(deviceId);
         if (device == null) {
            return;
         }
         device.setName(XmlUtil.getText(rootElement,"DeviceName"));
         device.setManufacturer(XmlUtil.getText(rootElement,"Manufacturer"));
         device.setModel(XmlUtil.getText(rootElement,"Model"));
         device.setFirmware(XmlUtil.getText(rootElement,"Firmware"));
         storager.update(device);
         cmder.catalogQuery(device);
      } catch (DocumentException e) {
         e.printStackTrace();
      }
   }
   /***
    * 收到alarm设备报警信息 处理
    *
    * @param evt
    */
   private void processMessageAlarm(RequestEvent evt) {
      try {
         Request request = evt.getRequest();
         SAXReader reader = new SAXReader();
         // reader.setEncoding("GB2312");
         Document xml = reader.read(new ByteArrayInputStream(request.getRawContent()));
         Element rootElement = xml.getRootElement();
         Element rootElement = getRootElement(evt);
         Element deviceIdElement = rootElement.element("DeviceID");
         String deviceId = deviceIdElement.getText().toString();
         Device device = storager.queryVideoDevice(deviceId);
         if (device == null) {
            // TODO 也可能是通道
            // storager.queryChannel(deviceId)
            return;
         }
         device.setName(XmlUtil.getText(rootElement,"DeviceName"));
         device.setManufacturer(XmlUtil.getText(rootElement,"Manufacturer"));
         device.setModel(XmlUtil.getText(rootElement,"Model"));
         device.setFirmware(XmlUtil.getText(rootElement,"Firmware"));
         storager.update(device);
         device.setName(XmlUtil.getText(rootElement, "DeviceName"));
         device.setManufacturer(XmlUtil.getText(rootElement, "Manufacturer"));
         device.setModel(XmlUtil.getText(rootElement, "Model"));
         device.setFirmware(XmlUtil.getText(rootElement, "Firmware"));
         if (StringUtils.isEmpty(device.getStreamMode())) {
            device.setStreamMode("UDP");
         }
         storager.updateDevice(device);
         cmder.catalogQuery(device);
      } catch (DocumentException e) {
         // 回复200 OK
         responseAck(evt);
         if (offLineDetector.isOnline(deviceId)) {
            publisher.onlineEventPublish(deviceId, VideoManagerConstants.EVENT_ONLINE_KEEPLIVE);
         }
      } catch (DocumentException | SipException | InvalidArgumentException | ParseException e) {
         // } catch (DocumentException e) {
         e.printStackTrace();
      }
   }
   /***
    * 收到keepalive请求 处理
    *
    * @param evt
    */
   private void processMessageKeepAlive(RequestEvent evt){
   private void processMessageKeepAlive(RequestEvent evt) {
      try {
         Request request = evt.getRequest();
         Response response = layer.getMessageFactory().createResponse(Response.OK,request);
         SAXReader reader = new SAXReader();
         Document xml = reader.read(new ByteArrayInputStream(request.getRawContent()));
         // reader.setEncoding("GB2312");
         Element rootElement = xml.getRootElement();
         Element deviceIdElement = rootElement.element("DeviceID");
         transaction.sendResponse(response);
         publisher.onlineEventPublish(deviceIdElement.getText(), VideoManagerConstants.EVENT_ONLINE_KEEPLIVE);
         Element rootElement = getRootElement(evt);
         String deviceId = XmlUtil.getText(rootElement, "DeviceID");
         // 回复200 OK
         responseAck(evt);
         if (offLineDetector.isOnline(deviceId)) {
            publisher.onlineEventPublish(deviceId, VideoManagerConstants.EVENT_ONLINE_KEEPLIVE);
         } else {
         }
      } catch (ParseException | SipException | InvalidArgumentException | DocumentException e) {
         e.printStackTrace();
      }
   }
   /***
    * 收到catalog设备目录列表请求 处理 TODO 过期时间暂时写死180秒,后续与DeferredResult超时时间保持一致
    *
    * @param evt
    */
   private void processMessageRecordInfo(RequestEvent evt) {
      try {
         // 回复200 OK
         responseAck(evt);
         RecordInfo recordInfo = new RecordInfo();
         Element rootElement = getRootElement(evt);
         Element deviceIdElement = rootElement.element("DeviceID");
         String deviceId = deviceIdElement.getText().toString();
         recordInfo.setDeviceId(deviceId);
         recordInfo.setName(XmlUtil.getText(rootElement, "Name"));
         recordInfo.setSumNum(Integer.parseInt(XmlUtil.getText(rootElement, "SumNum")));
         String sn = XmlUtil.getText(rootElement, "SN");
         Element recordListElement = rootElement.element("RecordList");
         if (recordListElement == null || recordInfo.getSumNum() == 0) {
            logger.info("无录像数据");
            // responseAck(evt);
            // return;
         } else {
            Iterator<Element> recordListIterator = recordListElement.elementIterator();
            List<RecordItem> recordList = new ArrayList<RecordItem>();
            if (recordListIterator != null) {
               RecordItem record = new RecordItem();
               logger.info("处理录像列表数据...");
               // 遍历DeviceList
               while (recordListIterator.hasNext()) {
                  Element itemRecord = recordListIterator.next();
                  Element recordElement = itemRecord.element("DeviceID");
                  if (recordElement == null) {
                     logger.info("记录为空,下一个...");
                     continue;
                  }
                  record = new RecordItem();
                  record.setDeviceId(XmlUtil.getText(itemRecord, "DeviceID"));
                  record.setName(XmlUtil.getText(itemRecord, "Name"));
                  record.setFilePath(XmlUtil.getText(itemRecord, "FilePath"));
                  record.setAddress(XmlUtil.getText(itemRecord, "Address"));
                  record.setStartTime(
                        DateUtil.ISO8601Toyyyy_MM_dd_HH_mm_ss(XmlUtil.getText(itemRecord, "StartTime")));
                  record.setEndTime(
                        DateUtil.ISO8601Toyyyy_MM_dd_HH_mm_ss(XmlUtil.getText(itemRecord, "EndTime")));
                  record.setSecrecy(itemRecord.element("Secrecy") == null ? 0
                        : Integer.parseInt(XmlUtil.getText(itemRecord, "Secrecy")));
                  record.setType(XmlUtil.getText(itemRecord, "Type"));
                  record.setRecorderId(XmlUtil.getText(itemRecord, "RecorderID"));
                  recordList.add(record);
               }
               // recordList.sort(Comparator.naturalOrder());
               recordInfo.setRecordList(recordList);
            }
            // 存在录像且如果当前录像明细个数小于总条数,说明拆包返回,需要组装,暂不返回
            if (recordInfo.getSumNum() > 0 && recordList.size() > 0 && recordList.size() < recordInfo.getSumNum()) {
               // 为防止连续请求该设备的录像数据,返回数据错乱,特增加sn进行区分
               String cacheKey = CACHE_RECORDINFO_KEY + deviceId + sn;
               // TODO 暂时直接操作redis存储,后续封装专用缓存接口,改为本地内存缓存
               if (redis.hasKey(cacheKey)) {
                  List<RecordItem> previousList = (List<RecordItem>) redis.get(cacheKey);
                  if (previousList != null && previousList.size() > 0) {
                     recordList.addAll(previousList);
                  }
                  // 本分支表示录像列表被拆包,且加上之前的数据还是不够,保存缓存返回,等待下个包再处理
                  if (recordList.size() < recordInfo.getSumNum()) {
                     logger.info("已获取" + recordList.size() + "项录像数据,共" + recordInfo.getSumNum() + "项");
                     redis.set(cacheKey, recordList, 90);
                     return;
                  } else {
                     // 本分支表示录像被拆包,但加上之前的数据够足够,返回响应
                     // 因设备心跳有监听redis过期机制,为提高性能,此处手动删除
                     logger.info("录像数据已全部获取");
                     redis.del(cacheKey);
                  }
               } else {
                  // 本分支有两种可能:1、录像列表被拆包,且是第一个包,直接保存缓存返回,等待下个包再处理
                  // 2、之前有包,但超时清空了,那么这次sn批次的响应数据已经不完整,等待过期时间后redis自动清空数据
                  logger.info("已获取" + recordList.size() + "项录像数据,共" + recordInfo.getSumNum() + "项");
                  logger.info("等待后续的包...");
                  redis.set(cacheKey, recordList, 90);
                  return;
               }
            }
            // 自然顺序排序, 元素进行升序排列
            recordInfo.getRecordList().sort(Comparator.naturalOrder());
         }
         // 走到这里,有以下可能:1、没有录像信息,第一次收到recordinfo的消息即返回响应数据,无redis操作
         // 2、有录像数据,且第一次即收到完整数据,返回响应数据,无redis操作
         // 3、有录像数据,在超时时间内收到多次包组装后数量足够,返回数据
         // 对记录进行排序
         RequestMessage msg = new RequestMessage();
         msg.setDeviceId(deviceId);
         msg.setType(DeferredResultHolder.CALLBACK_CMD_RECORDINFO);
         // // 自然顺序排序, 元素进行升序排列
         // recordInfo.getRecordList().sort(Comparator.naturalOrder());
         msg.setData(recordInfo);
         deferredResultHolder.invokeResult(msg);
         logger.info("处理完成,返回结果");
      } catch (DocumentException | SipException | InvalidArgumentException | ParseException e) {
         e.printStackTrace();
      }
   }
   private void responseAck(RequestEvent evt) throws SipException, InvalidArgumentException, ParseException {
      Response response = getMessageFactory().createResponse(Response.OK, evt.getRequest());
      getServerTransaction(evt).sendResponse(response);
   }
   private Element getRootElement(RequestEvent evt) throws DocumentException {
      Request request = evt.getRequest();
      SAXReader reader = new SAXReader();
      reader.setEncoding("gbk");
      Document xml = reader.read(new ByteArrayInputStream(request.getRawContent()));
      return xml.getRootElement();
   }
   public void setCmder(SIPCommander cmder) {
      this.cmder = cmder;
   }
   public void setStorager(IVideoManagerStorager storager) {
      this.storager = storager;
   }
   public void setPublisher(EventPublisher publisher) {
      this.publisher = publisher;
   }
   public void setRedis(RedisUtil redis) {
      this.redis = redis;
   }
   public void setDeferredResultHolder(DeferredResultHolder deferredResultHolder) {
      this.deferredResultHolder = deferredResultHolder;
   }
   public void setOffLineDetector(DeviceOffLineDetector offLineDetector) {
      this.offLineDetector = offLineDetector;
   }
}