停车次数精确到小数两位

signal-optimize-service/src/main/java/net/wanji/opt/service/impl/TrendServiceImpl.java

@@ -1563,7 +1563,9 @@ public class TrendServiceImpl implements TrendService {
 //            vo.setEfficiencyEvaluateLevel(0.0);
 
             Double stopTimes = po.getStopTimes();
-            vo.setStopTimes(Math.round(stopTimes *100)/100.0);
+            if (stopTimes != null) {
+                vo.setStopTimes(Math.round(stopTimes * 100) / 100.0);
+            }
             Double vehheadTime = po.getVehheadTime();
             vo.setVehheadTime(Math.round(vehheadTime*100)/100.0);
             //饱和度 sturation
@@ -1692,7 +1694,9 @@ public class TrendServiceImpl implements TrendService {
             Double queueLength = po.getQueueLength();
             vo.setQueueLength(Math.round(queueLength *100)/100.0);
             Double stopTimes = po.getStopTimes();
-            vo.setStopTimes(Math.round(stopTimes*100)/100.0);
+            if (stopTimes != null) {
+                vo.setStopTimes(Math.round(stopTimes * 100) / 100.0);
+            }
             if (po.getVehheadTime() != null) {
                 vo.setVehheadTime(Math.round(po.getVehheadTime()*100)/100.0);
             }else {
@@ -1847,7 +1851,9 @@ public class TrendServiceImpl implements TrendService {
             Double queueLength = po.getQueueLength();
             vo.setQueueLength(Math.round(queueLength*100)/100.0);
             Double stopTimes = po.getStopTimes();//停车次数
-            vo.setStopTimes( Math.round(stopTimes *100)/100.0);
+            if (stopTimes != null) {
+                vo.setStopTimes(Math.round(stopTimes * 100) / 100.0);
+            }
 
             //----------------------------------------------------------------------------------------------
 //            if (po.getId().contains(crossId.concat(Constants.SystemParam.SEPARATOR_MINUS))) {
@@ -3326,4 +3332,9 @@ public class TrendServiceImpl implements TrendService {
         }
 
     }
+
+    public static void main(String[] args) {
+        double v = Math.round(1 * 100) / 100.0;
+        System.out.println(v);
+    }
 }