价格趋势 去重操作

@@ -87,6 +87,11 @@ public class PriceTrendResp {
     }
 
 
+    @Override
+    public boolean equals(Object obj) {
+        PriceTrendResp resp  = (PriceTrendResp)obj;
+        return null != this.endTime && this.endTime.equals(resp.getEndTime());
+    }
 
     public static class Builder {
         private Integer id;

@@ -64,7 +64,7 @@ public class ProductPriceService implements ApplicationContextAware{
                     .build())
         );
 
-        return result;
+        return result.stream().distinct().collect(Collectors.toList());
     }
 
     public List<GoodsSize> queryProductSizeById(Integer productId) {