648540858
2 years ago
18 changed files with 275 additions and 214 deletions
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package com.genersoft.iot.vmp.gb28181.session; |
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import com.genersoft.iot.vmp.gb28181.bean.*; |
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import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder; |
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import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage; |
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import com.genersoft.iot.vmp.storager.IVideoManagerStorage; |
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import com.genersoft.iot.vmp.utils.DateUtil; |
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import com.genersoft.iot.vmp.vmanager.bean.WVPResult; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.scheduling.annotation.Scheduled; |
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import org.springframework.stereotype.Component; |
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import java.text.SimpleDateFormat; |
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import java.util.*; |
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import java.util.concurrent.ConcurrentHashMap; |
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/** |
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* @author lin |
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*/ |
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@Component |
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public class RecordDataCatch { |
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public static Map<String, RecordInfo> data = new ConcurrentHashMap<>(); |
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@Autowired |
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private DeferredResultHolder deferredResultHolder; |
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public int put(String deviceId, String sn, int sumNum, List<RecordItem> recordItems) { |
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String key = deviceId + sn; |
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RecordInfo recordInfo = data.get(key); |
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if (recordInfo == null) { |
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recordInfo = new RecordInfo(); |
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recordInfo.setDeviceId(deviceId); |
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recordInfo.setSn(sn.trim()); |
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recordInfo.setSumNum(sumNum); |
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recordInfo.setRecordList(Collections.synchronizedList(new ArrayList<>())); |
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recordInfo.setLastTime(new Date(System.currentTimeMillis())); |
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recordInfo.getRecordList().addAll(recordItems); |
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data.put(key, recordInfo); |
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}else { |
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// 同一个设备的通道同步请求只考虑一个，其他的直接忽略
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if (!Objects.equals(sn.trim(), recordInfo.getSn())) { |
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return 0; |
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} |
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recordInfo.getRecordList().addAll(recordItems); |
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recordInfo.setLastTime(new Date(System.currentTimeMillis())); |
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} |
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return recordInfo.getRecordList().size(); |
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} |
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@Scheduled(fixedRate = 5 * 1000) //每5秒执行一次, 发现数据5秒未更新则移除数据并认为数据接收超时
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private void timerTask(){ |
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Set<String> keys = data.keySet(); |
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Calendar calendarBefore5S = Calendar.getInstance(); |
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calendarBefore5S.setTime(new Date()); |
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calendarBefore5S.set(Calendar.SECOND, calendarBefore5S.get(Calendar.SECOND) - 5); |
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for (String key : keys) { |
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RecordInfo recordInfo = data.get(key); |
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// 超过五秒收不到消息任务超时， 只更新这一部分数据
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if ( recordInfo.getLastTime().before(calendarBefore5S.getTime())) { |
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// 处理录像数据， 返回给前端
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String msgKey = DeferredResultHolder.CALLBACK_CMD_RECORDINFO + recordInfo.getDeviceId() + recordInfo.getSn(); |
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WVPResult<RecordInfo> wvpResult = new WVPResult<>(); |
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wvpResult.setCode(0); |
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wvpResult.setMsg("success"); |
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// 对数据进行排序
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Collections.sort(recordInfo.getRecordList()); |
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wvpResult.setData(recordInfo); |
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RequestMessage msg = new RequestMessage(); |
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msg.setKey(msgKey); |
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msg.setData(wvpResult); |
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deferredResultHolder.invokeAllResult(msg); |
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data.remove(key); |
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} |
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} |
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} |
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public boolean isComplete(String deviceId, String sn) { |
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RecordInfo recordInfo = data.get(deviceId + sn); |
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return recordInfo != null && recordInfo.getRecordList().size() == recordInfo.getSumNum(); |
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} |
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public RecordInfo getRecordInfo(String deviceId, String sn) { |
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return data.get(deviceId + sn); |
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} |
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public void remove(String deviceId, String sn) { |
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data.remove(deviceId + sn); |
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} |
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} |
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@ -1,76 +0,0 @@ |
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package com.genersoft.iot.vmp.gb28181.transmit.callback; |
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import com.genersoft.iot.vmp.gb28181.bean.RecordInfo; |
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import com.genersoft.iot.vmp.gb28181.bean.RecordItem; |
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.response.cmd.RecordInfoResponseMessageHandler; |
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import com.genersoft.iot.vmp.utils.redis.RedisUtil; |
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import org.slf4j.Logger; |
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import java.util.ArrayList; |
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import java.util.Comparator; |
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import java.util.List; |
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import java.util.concurrent.TimeUnit; |
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@SuppressWarnings("unchecked") |
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public class CheckForAllRecordsThread extends Thread { |
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private String key; |
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private RecordInfo recordInfo; |
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private RedisUtil redis; |
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private Logger logger; |
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private DeferredResultHolder deferredResultHolder; |
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public CheckForAllRecordsThread(String key, RecordInfo recordInfo) { |
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this.key = key; |
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this.recordInfo = recordInfo; |
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} |
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@Override |
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public void run() { |
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String cacheKey = this.key; |
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for (long stop = System.nanoTime() + TimeUnit.SECONDS.toNanos(10); stop > System.nanoTime();) { |
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List<Object> cacheKeys = redis.scan(cacheKey + "_*"); |
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List<RecordItem> totalRecordList = new ArrayList<RecordItem>(); |
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for (int i = 0; i < cacheKeys.size(); i++) { |
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totalRecordList.addAll((List<RecordItem>) redis.get(cacheKeys.get(i).toString())); |
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} |
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if (totalRecordList.size() < this.recordInfo.getSumNum()) { |
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logger.info("已获取" + totalRecordList.size() + "项录像数据，共" + this.recordInfo.getSumNum() + "项"); |
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} else { |
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logger.info("录像数据已全部获取，共 {} 项", this.recordInfo.getSumNum()); |
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this.recordInfo.setRecordList(totalRecordList); |
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for (int i = 0; i < cacheKeys.size(); i++) { |
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redis.del(cacheKeys.get(i).toString()); |
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} |
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break; |
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} |
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} |
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// 自然顺序排序, 元素进行升序排列
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this.recordInfo.getRecordList().sort(Comparator.naturalOrder()); |
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RequestMessage msg = new RequestMessage(); |
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msg.setKey(DeferredResultHolder.CALLBACK_CMD_RECORDINFO + recordInfo.getDeviceId() + recordInfo.getSn()); |
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msg.setData(recordInfo); |
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deferredResultHolder.invokeAllResult(msg); |
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logger.info("处理完成，返回结果"); |
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RecordInfoResponseMessageHandler.threadNameList.remove(cacheKey); |
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} |
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public void setRedis(RedisUtil redis) { |
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this.redis = redis; |
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} |
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public void setDeferredResultHolder(DeferredResultHolder deferredResultHolder) { |
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this.deferredResultHolder = deferredResultHolder; |
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} |
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public void setLogger(Logger logger) { |
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this.logger = logger; |
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} |
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} |
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