diff --git a/virtual-patient-graph/src/main/java/com/supervision/nebula/service/AttributeService.java b/virtual-patient-graph/src/main/java/com/supervision/nebula/service/AttributeService.java
index ddace452..e3ace5dc 100644
--- a/virtual-patient-graph/src/main/java/com/supervision/nebula/service/AttributeService.java
+++ b/virtual-patient-graph/src/main/java/com/supervision/nebula/service/AttributeService.java
@@ -14,7 +14,7 @@ import com.supervision.nebula.dto.graph.*;
 import com.supervision.nebula.util.NebulaUtil;
 import com.supervision.nebula.vo.AttributeVo;
 import com.supervision.nebula.vo.CommonVo;
-import org.springframework.beans.factory.annotation.Autowired;
+import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
 import java.util.HashMap;
@@ -26,10 +26,10 @@ import java.util.Map;
  * @ClassName: AttributeService
  */
 @Service
+@RequiredArgsConstructor
 public class AttributeService {
 
-    @Autowired
-    GraphCommonService graphCommonService;
+    private final GraphCommonService graphCommonService;
 
     /**
      * @return java.util.List<com.hoteamsoft.common.vo.AttributeVo>
@@ -99,7 +99,7 @@ public class AttributeService {
 
     public <T> PageInfo<T> startPage(List<T> list, Integer pageNum, Integer pageSize) {
         //创建Page类
-        Page page = new Page(pageNum, pageSize);
+        Page<T> page = new Page<>(pageNum, pageSize);
         //为Page类中的total属性赋值
         page.setTotal(list.size());
         //计算当前需要显示的数据下标起始值
@@ -108,8 +108,7 @@ public class AttributeService {
         //从链表中截取需要显示的子链表，并加入到Page
         page.addAll(list.subList(startIndex, endIndex));
         //以Page创建PageInfo
-        PageInfo pageInfo = new PageInfo<>(page);
-        return pageInfo;
+        return new PageInfo<>(page);
     }
 
     /**
@@ -127,9 +126,7 @@ public class AttributeService {
      * @Param [graphShowInfo]
      **/
     public List<AttributeVo> showAttributeInfo(GraphShowInfo graphShowInfo) {
-        List<AttributeVo> attributeVoList = graphCommonService.executeJson(NebulaUtil.showAttributeInfo(graphShowInfo), AttributeVo.class);
-        //cover(attributeVoList);
-        return attributeVoList;
+        return graphCommonService.executeJson(NebulaUtil.showAttributeInfo(graphShowInfo), AttributeVo.class);
     }
 
     private void cover(List<AttributeVo> attributeVoList) {
@@ -140,7 +137,7 @@ public class AttributeService {
         if (ObjectUtil.isNull(attributeVo)) {
             return;
         }
-        List<AttributeVo.DataBean> data = (List<AttributeVo.DataBean>) attributeVo.getData();
+        List<AttributeVo.DataBean> data = attributeVo.getData();
         List<String> columns = attributeVo.getColumns();
         HashMap<String, List<String>> stringListHashMap = MapUtil.newHashMap();
         List<String> valueList = CollectionUtil.newArrayList();