推理bug修改

aipt-service/src/main/java/com/diagbot/aggregate/SearchItemAggregate.java

@@ -205,6 +205,9 @@ public class SearchItemAggregate {
      */
     @DataProvider("setDiseaseName")
     public Item setDiseaseName(@InvokeParameter("searchVO") SearchVO searchVO) {
+        if (searchVO.getDiseaseName() == null) {
+            return null;
+        }
         List<Item> diseaseItem = Lists.newLinkedList();
         diseaseItem.add(searchVO.getDiseaseName());
         diseaseItem = transferFacade.addItemUniqueName(diseaseItem, ConceptTypeEnum.Disease.getKey(), searchVO.getHosCode());