场景报表修改

src/main/java/com/cloudcross/ssp/web/advertiser/main/ad/report/AdvertiserReportController.java

@@ -941,11 +941,12 @@ public class AdvertiserReportController extends SimpleController {
 				impressionSum += d.getImpression();
 			}
 			double impressionRate = 0d;
-			for(DeliverAnalysis de:reportList){
-				impressionRate = 100.0*de.getImpression()/impressionSum;
-				de.setImpressionRate(impressionRate);
+			if(impressionSum != 0){
+				for(DeliverAnalysis de:reportList){
+					impressionRate = 100.0*de.getImpression()/impressionSum;
+					de.setImpressionRate(impressionRate);
+				}
 			}
-			
 		}