使用 java.time.Instant代替 java.util.Date

648540858
1 parent 95642d0b
Showing 11 changed files with 78 additions and 109 deletions
src/main/java/com/genersoft/iot/vmp/conf/DynamicTask.java
src/main/java/com/genersoft/iot/vmp/gb28181/auth/DigestServerAuthenticationHelper.java
src/main/java/com/genersoft/iot/vmp/gb28181/bean/CatalogData.java
src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordInfo.java
src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordItem.java
src/main/java/com/genersoft/iot/vmp/gb28181/event/SipSubscribe.java
src/main/java/com/genersoft/iot/vmp/gb28181/session/CatalogDataCatch.java
src/main/java/com/genersoft/iot/vmp/gb28181/session/RecordDataCatch.java
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/message/notify/cmd/KeepaliveNotifyMessageHandler.java
src/main/java/com/genersoft/iot/vmp/service/impl/DeviceServiceImpl.java
 package com.genersoft.iot.vmp.conf;
 import com.genersoft.iot.vmp.gb28181.task.ISubscribeTask;
-import com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.response.cmd.CatalogResponseMessageHandler;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -9,25 +8,27 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler;
 import org.springframework.stereotype.Component;
-import java.util.Date;
+import java.time.Instant;
 import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
 /**
  * 动态定时任务
+ * @author lin
  */
 @Component
 public class DynamicTask {
-    private Logger logger = LoggerFactory.getLogger(DynamicTask.class);
+    private final Logger logger = LoggerFactory.getLogger(DynamicTask.class);
     @Autowired
     private ThreadPoolTaskScheduler threadPoolTaskScheduler;
-    private Map<String, ScheduledFuture<?>> futureMap = new ConcurrentHashMap<>();
-    private Map<String, Runnable> runnableMap = new ConcurrentHashMap<>();
+    private final Map<String, ScheduledFuture<?>> futureMap = new ConcurrentHashMap<>();
+    private final Map<String, Runnable> runnableMap = new ConcurrentHashMap<>();
     @Bean
     public ThreadPoolTaskScheduler threadPoolTaskScheduler() {
@@ -47,7 +48,7 @@ public class DynamicTask {
      * @return
      */
     public void startCron(String key, Runnable task, int cycleForCatalog) {
-        ScheduledFuture future = futureMap.get(key);
+        ScheduledFuture<?> future = futureMap.get(key);
         if (future != null) {
             if (future.isCancelled()) {
                 logger.debug("任务【{}】已存在但是关闭状态！！！", key);
@@ -76,7 +77,9 @@ public class DynamicTask {
      */
     public void startDelay(String key, Runnable task, int delay) {
         stop(key);
-        Date starTime = new Date(System.currentTimeMillis() + delay);
+
+        // 获取执行的时刻
+        Instant startInstant = Instant.now().plusMillis(TimeUnit.MILLISECONDS.toMillis(delay));
         ScheduledFuture future = futureMap.get(key);
         if (future != null) {
@@ -88,7 +91,7 @@ public class DynamicTask {
             }
         }
         // scheduleWithFixedDelay 必须等待上一个任务结束才开始计时period， cycleForCatalog表示执行的间隔
-        future = threadPoolTaskScheduler.schedule(task, starTime);
+        future = threadPoolTaskScheduler.schedule(task, startInstant);
         if (future != null){
             futureMap.put(key, future);
             runnableMap.put(key, task);
@@ -27,8 +27,7 @@ package com.genersoft.iot.vmp.gb28181.auth;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
-import java.text.DecimalFormat;
-import java.util.Date;
+import java.time.Instant;
 import java.util.Random;
 import javax.sip.address.URI;
@@ -90,17 +89,12 @@ public class DigestServerAuthenticationHelper  {
      * @return a generated nonce.
      */
     private String generateNonce() {
-        // Get the time of day and run MD5 over it.
-        Date date = new Date();
-        long time = date.getTime();
+        long time = Instant.now().toEpochMilli();
         Random rand = new Random();
         long pad = rand.nextLong();
-        // String nonceString = (new Long(time)).toString()
-        //         + (new Long(pad)).toString();
         String nonceString = Long.valueOf(time).toString()
                 + Long.valueOf(pad).toString();
         byte mdbytes[] = messageDigest.digest(nonceString.getBytes());
-        // Convert the mdbytes array into a hex string.
         return toHexString(mdbytes);
     }
 package com.genersoft.iot.vmp.gb28181.bean;
-import java.util.Date;
+import java.time.Instant;
 import java.util.List;
 public class CatalogData {
     private int sn; // 命令序列号
     private int total;
     private List<DeviceChannel> channelList;
-    private Date lastTime;
+    private Instant lastTime;
     private Device device;
     private String errorMsg;
@@ -41,11 +41,11 @@ public class CatalogData {
         this.channelList = channelList;
     }
-    public Date getLastTime() {
+    public Instant getLastTime() {
         return lastTime;
     }
-    public void setLastTime(Date lastTime) {
+    public void setLastTime(Instant lastTime) {
         this.lastTime = lastTime;
     }
 package com.genersoft.iot.vmp.gb28181.bean;
-import java.util.Date;
+import java.time.Instant;
 import java.util.List;
 /**    
@@ -20,7 +20,7 @@ public class RecordInfo {
 	private int sumNum;
-	private Date lastTime;
+	private Instant lastTime;
 	private List<RecordItem> recordList;
@@ -72,11 +72,11 @@ public class RecordInfo {
 		this.sn = sn;
 	}
-	public Date getLastTime() {
+	public Instant getLastTime() {
 		return lastTime;
 	}
-	public void setLastTime(Date lastTime) {
+	public void setLastTime(Instant lastTime) {
 		this.lastTime = lastTime;
 	}
 }
@@ -5,7 +5,8 @@ import com.genersoft.iot.vmp.utils.DateUtil;
 import org.jetbrains.annotations.NotNull;
 import java.text.ParseException;
-import java.util.Date;
+import java.time.Instant;
+import java.time.temporal.TemporalAccessor;
 /**
  * @description:设备录像bean 
@@ -116,17 +117,17 @@ public class RecordItem  implements Comparable&lt;RecordItem&gt;{
 	@Override
 	public int compareTo(@NotNull RecordItem recordItem) {
-		try {
-			Date startTime_now = DateUtil.format.parse(startTime);
-			Date startTime_param = DateUtil.format.parse(recordItem.getStartTime());
-			if (startTime_param.compareTo(startTime_now) > 0) {
-				return -1;
-			}else {
-				return 1;
-			}
-		} catch (ParseException e) {
-			e.printStackTrace();
+		TemporalAccessor startTimeNow = DateUtil.formatter.parse(startTime);
+		TemporalAccessor startTimeParam = DateUtil.formatter.parse(recordItem.getStartTime());
+		Instant startTimeParamInstant = Instant.from(startTimeParam);
+		Instant startTimeNowInstant = Instant.from(startTimeNow);
+		if (startTimeNowInstant.equals(startTimeParamInstant)) {
+			return 0;
+		}else if (Instant.from(startTimeParam).isAfter(Instant.from(startTimeNow)) ) {
+			return -1;
+		}else {
+			return 1;
 		}
-		return 0;
+
 	}
 }
@@ -9,11 +9,14 @@ import org.springframework.stereotype.Component;
 import javax.sip.*;
 import javax.sip.header.CallIdHeader;
 import javax.sip.message.Response;
-import java.util.Calendar;
-import java.util.Date;
+import java.time.Instant;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.TimeUnit;
+/**
+ * @author lin
+ */
 @Component
 public class SipSubscribe {
@@ -23,28 +26,25 @@ public class SipSubscribe {
     private Map<String, SipSubscribe.Event> okSubscribes = new ConcurrentHashMap<>();
-    private Map<String, Date> okTimeSubscribes = new ConcurrentHashMap<>();
-    private Map<String, Date> errorTimeSubscribes = new ConcurrentHashMap<>();
+    private Map<String, Instant> okTimeSubscribes = new ConcurrentHashMap<>();
+    private Map<String, Instant> errorTimeSubscribes = new ConcurrentHashMap<>();
     //    @Scheduled(cron="*/5 * * * * ?")   //每五秒执行一次
-//    @Scheduled(fixedRate= 100 * 60 * 60 )
+    //    @Scheduled(fixedRate= 100 * 60 * 60 )
     @Scheduled(cron="0 0/5 * * * ?")   //每5分钟执行一次
     public void execute(){
         logger.info("[定时任务] 清理过期的SIP订阅信息");
-        Calendar calendar = Calendar.getInstance();
-        calendar.setTime(new Date());
-        calendar.set(Calendar.MINUTE, calendar.get(Calendar.MINUTE) - 5);
+
+        Instant instant = Instant.now().minusMillis(TimeUnit.MINUTES.toMillis(5));
         for (String key : okTimeSubscribes.keySet()) {
-            if (okTimeSubscribes.get(key).before(calendar.getTime())){
-//                logger.info("[定时任务] 清理过期的订阅信息： {}", key);
+            if (okTimeSubscribes.get(key).isBefore(instant)){
                 okSubscribes.remove(key);
                 okTimeSubscribes.remove(key);
             }
         }
         for (String key : errorTimeSubscribes.keySet()) {
-            if (errorTimeSubscribes.get(key).before(calendar.getTime())){
-//                logger.info("[定时任务] 清理过期的订阅信息： {}", key);
+            if (errorTimeSubscribes.get(key).isBefore(instant)){
                 errorSubscribes.remove(key);
                 errorTimeSubscribes.remove(key);
             }
@@ -117,12 +117,12 @@ public class SipSubscribe {
     public void addErrorSubscribe(String key, SipSubscribe.Event event) {
         errorSubscribes.put(key, event);
-        errorTimeSubscribes.put(key, new Date());
+        errorTimeSubscribes.put(key, Instant.now());
     }
     public void addOkSubscribe(String key, SipSubscribe.Event event) {
         okSubscribes.put(key, event);
-        okTimeSubscribes.put(key, new Date());
+        okTimeSubscribes.put(key, Instant.now());
     }
     public SipSubscribe.Event getErrorSubscribe(String key) {
@@ -4,16 +4,15 @@ import com.genersoft.iot.vmp.gb28181.bean.CatalogData;
 import com.genersoft.iot.vmp.gb28181.bean.Device;
 import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
 import com.genersoft.iot.vmp.gb28181.bean.SyncStatus;
-import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
-import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage;
 import com.genersoft.iot.vmp.storager.IVideoManagerStorage;
-import com.genersoft.iot.vmp.vmanager.bean.WVPResult;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
+import java.time.Instant;
 import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.TimeUnit;
 @Component
 public class CatalogDataCatch {
@@ -21,9 +20,6 @@ public class CatalogDataCatch {
     public static Map<String, CatalogData> data = new ConcurrentHashMap<>();
     @Autowired
-    private DeferredResultHolder deferredResultHolder;
-
-    @Autowired
     private IVideoManagerStorage storager;
     public void addReady(Device device, int sn ) {
@@ -34,7 +30,7 @@ public class CatalogDataCatch {
             catalogData.setDevice(device);
             catalogData.setSn(sn);
             catalogData.setStatus(CatalogData.CatalogDataStatus.ready);
-            catalogData.setLastTime(new Date(System.currentTimeMillis()));
+            catalogData.setLastTime(Instant.now());
             data.put(device.getDeviceId(), catalogData);
         }
     }
@@ -48,7 +44,7 @@ public class CatalogDataCatch {
             catalogData.setDevice(device);
             catalogData.setChannelList(Collections.synchronizedList(new ArrayList<>()));
             catalogData.setStatus(CatalogData.CatalogDataStatus.runIng);
-            catalogData.setLastTime(new Date(System.currentTimeMillis()));
+            catalogData.setLastTime(Instant.now());
             data.put(deviceId, catalogData);
         }else {
             // 同一个设备的通道同步请求只考虑一个，其他的直接忽略
@@ -59,7 +55,7 @@ public class CatalogDataCatch {
             catalogData.setDevice(device);
             catalogData.setStatus(CatalogData.CatalogDataStatus.runIng);
             catalogData.getChannelList().addAll(deviceChannelList);
-            catalogData.setLastTime(new Date(System.currentTimeMillis()));
+            catalogData.setLastTime(Instant.now());
         }
     }
@@ -102,16 +98,13 @@ public class CatalogDataCatch {
     @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
     private void timerTask(){
         Set<String> keys = data.keySet();
-        Calendar calendarBefore5S = Calendar.getInstance();
-        calendarBefore5S.setTime(new Date());
-        calendarBefore5S.set(Calendar.SECOND, calendarBefore5S.get(Calendar.SECOND) - 5);
-        Calendar calendarBefore30S = Calendar.getInstance();
-        calendarBefore30S.setTime(new Date());
-        calendarBefore30S.set(Calendar.SECOND, calendarBefore30S.get(Calendar.SECOND) - 30);
+        Instant instantBefore5S = Instant.now().minusMillis(TimeUnit.SECONDS.toMillis(5));
+        Instant instantBefore30S = Instant.now().minusMillis(TimeUnit.SECONDS.toMillis(30));
+
         for (String deviceId : keys) {
             CatalogData catalogData = data.get(deviceId);
-            if ( catalogData.getLastTime().before(calendarBefore5S.getTime())) { // 超过五秒收不到消息任务超时， 只更新这一部分数据
+            if ( catalogData.getLastTime().isBefore(instantBefore5S)) { // 超过五秒收不到消息任务超时， 只更新这一部分数据
                 if (catalogData.getStatus().equals(CatalogData.CatalogDataStatus.runIng)) {
                     storager.resetChannels(catalogData.getDevice().getDeviceId(), catalogData.getChannelList());
                     if (catalogData.getTotal() != catalogData.getChannelList().size()) {
@@ -124,7 +117,7 @@ public class CatalogDataCatch {
                 }
                 catalogData.setStatus(CatalogData.CatalogDataStatus.end);
             }
-            if (catalogData.getStatus().equals(CatalogData.CatalogDataStatus.end) && catalogData.getLastTime().before(calendarBefore30S.getTime())) { // 超过三十秒，如果标记为end则删除
+            if (catalogData.getStatus().equals(CatalogData.CatalogDataStatus.end) && catalogData.getLastTime().isBefore(instantBefore30S)) { // 超过三十秒，如果标记为end则删除
                 data.remove(deviceId);
             }
         }
@@ -3,16 +3,15 @@ package com.genersoft.iot.vmp.gb28181.session;
 import com.genersoft.iot.vmp.gb28181.bean.*;
 import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
 import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage;
-import com.genersoft.iot.vmp.storager.IVideoManagerStorage;
-import com.genersoft.iot.vmp.utils.DateUtil;
 import com.genersoft.iot.vmp.vmanager.bean.WVPResult;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
-import java.text.SimpleDateFormat;
+import java.time.Instant;
 import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.TimeUnit;
 /**
  * @author lin
@@ -35,7 +34,7 @@ public class RecordDataCatch {
             recordInfo.setSn(sn.trim());
             recordInfo.setSumNum(sumNum);
             recordInfo.setRecordList(Collections.synchronizedList(new ArrayList<>()));
-            recordInfo.setLastTime(new Date(System.currentTimeMillis()));
+            recordInfo.setLastTime(Instant.now());
             recordInfo.getRecordList().addAll(recordItems);
             data.put(key, recordInfo);
         }else {
@@ -44,7 +43,7 @@ public class RecordDataCatch {
                 return 0;
             }
             recordInfo.getRecordList().addAll(recordItems);
-            recordInfo.setLastTime(new Date(System.currentTimeMillis()));
+            recordInfo.setLastTime(Instant.now());
         }
         return recordInfo.getRecordList().size();
     }
@@ -52,14 +51,12 @@ public class RecordDataCatch {
     @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
     private void timerTask(){
         Set<String> keys = data.keySet();
-        Calendar calendarBefore5S = Calendar.getInstance();
-        calendarBefore5S.setTime(new Date());
-        calendarBefore5S.set(Calendar.SECOND, calendarBefore5S.get(Calendar.SECOND) - 5);
-
+        // 获取五秒前的时刻
+        Instant instantBefore5S = Instant.now().minusMillis(TimeUnit.SECONDS.toMillis(5));
         for (String key : keys) {
             RecordInfo recordInfo = data.get(key);
             // 超过五秒收不到消息任务超时， 只更新这一部分数据
-            if ( recordInfo.getLastTime().before(calendarBefore5S.getTime())) {
+            if ( recordInfo.getLastTime().isBefore(instantBefore5S)) {
                 // 处理录像数据， 返回给前端
                 String msgKey = DeferredResultHolder.CALLBACK_CMD_RECORDINFO + recordInfo.getDeviceId() + recordInfo.getSn();
@@ -40,7 +40,7 @@ import javax.sip.header.CallIdHeader;
 import javax.sip.message.Request;
 import javax.sip.message.Response;
 import java.text.ParseException;
-import java.util.Date;
+import java.time.Instant;
 import java.util.Vector;
 /**
@@ -180,16 +180,16 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
 				Long startTime = null;
 				Long stopTime = null;
-				Date start = null;
-				Date end = null;
+				Instant start = null;
+				Instant end = null;
 				if (sdp.getTimeDescriptions(false) != null && sdp.getTimeDescriptions(false).size() > 0) {
 					TimeDescriptionImpl timeDescription = (TimeDescriptionImpl)(sdp.getTimeDescriptions(false).get(0));
 					TimeField startTimeFiled = (TimeField)timeDescription.getTime();
 					startTime = startTimeFiled.getStartTime();
 					stopTime = startTimeFiled.getStopTime();
-					start = new Date(startTime*1000);
-					end = new Date(stopTime*1000);
+					start = Instant.ofEpochMilli(startTime*1000);
+					end = Instant.ofEpochMilli(stopTime*1000);
 				}
 				//  获取支持的格式
 				Vector mediaDescriptions = sdp.getMediaDescriptions(true);
@@ -335,8 +335,8 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
 						sendRtpItem.setStreamId(ssrcInfo.getStream());
 						// 写入redis， 超时时回复
 						redisCatchStorage.updateSendRTPSever(sendRtpItem);
-						playService.playBack(mediaServerItem, ssrcInfo, device.getDeviceId(), channelId, DateUtil.format.format(start),
-								DateUtil.format.format(end), null, result -> {
+						playService.playBack(mediaServerItem, ssrcInfo, device.getDeviceId(), channelId, DateUtil.formatter.format(start),
+								DateUtil.formatter.format(end), null, result -> {
 								if (result.getCode() != 0){
 									logger.warn("录像回放失败");
 									if (result.getEvent() != null) {
@@ -24,8 +24,6 @@ import javax.sip.SipException;
 import javax.sip.header.ViaHeader;
 import javax.sip.message.Response;
 import java.text.ParseException;
-import java.util.Calendar;
-import java.util.Date;
 @Component
 public class KeepaliveNotifyMessageHandler extends SIPRequestProcessorParent implements InitializingBean, IMessageHandler {
@@ -11,24 +11,18 @@ import com.genersoft.iot.vmp.gb28181.task.impl.CatalogSubscribeTask;
 import com.genersoft.iot.vmp.gb28181.task.impl.MobilePositionSubscribeTask;
 import com.genersoft.iot.vmp.gb28181.bean.SyncStatus;
 import com.genersoft.iot.vmp.service.IMediaServerService;
-import com.genersoft.iot.vmp.service.IMediaService;
 import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
 import com.genersoft.iot.vmp.storager.dao.DeviceMapper;
 import com.genersoft.iot.vmp.utils.DateUtil;
 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.concurrent.ThreadPoolTaskExecutor;
 import org.springframework.stereotype.Service;
 import org.springframework.util.StringUtils;
-import javax.sip.DialogState;
-import javax.sip.TimeoutEvent;
-import java.text.ParseException;
-import java.util.Calendar;
-import java.util.Date;
+import java.time.Instant;
 import java.util.List;
+import java.util.concurrent.TimeUnit;
 /**
  * 设备业务（目录订阅）
@@ -101,9 +95,7 @@ public class DeviceServiceImpl implements IDeviceService {
         // 刷新过期任务
         String registerExpireTaskKey = registerExpireTaskKeyPrefix + device.getDeviceId();
         dynamicTask.stop(registerExpireTaskKey);
-        dynamicTask.startDelay(registerExpireTaskKey, ()->{
-            offline(device.getDeviceId());
-        }, device.getExpires() * 1000);
+        dynamicTask.startDelay(registerExpireTaskKey, ()-> offline(device.getDeviceId()), device.getExpires() * 1000);
     }
     @Override
@@ -217,18 +209,9 @@ public class DeviceServiceImpl implements IDeviceService {
     @Override
     public boolean expire(Device device) {
-        Date registerTimeDate;
-        try {
-            registerTimeDate = DateUtil.format.parse(device.getRegisterTime());
-        } catch (ParseException e) {
-            logger.error("设备时间格式化失败：{}->{} ", device.getDeviceId(), device.getRegisterTime() );
-            return false;
-        }
-        int expires = device.getExpires();
-        Calendar calendarForExpire = Calendar.getInstance();
-        calendarForExpire.setTime(registerTimeDate);
-        calendarForExpire.set(Calendar.SECOND, calendarForExpire.get(Calendar.SECOND) + expires);
-        return calendarForExpire.before(DateUtil.getNow());
+        Instant registerTimeDate = Instant.from(DateUtil.formatter.parse(device.getRegisterTime()));
+        Instant expireInstant = registerTimeDate.plusMillis(TimeUnit.SECONDS.toMillis(device.getExpires()));
+        return expireInstant.isBefore(Instant.now());
     }
     @Override