得到的

C02-system/pps-core-system/src/main/java/pps/core/system/service/SysAreaService.java

 package pps.core.system.service;
 
+import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
@@ -62,8 +63,7 @@ public class SysAreaService {
             }
             return XListResult.success(resultTree);
         }
-        List<GetSysAreaViewOutputTree> resultTree = XCopyUtils.copyNewList(sysAreaCaches, GetSysAreaViewOutputTree.class);
-        return XListResult.success(resultTree);
+        return XListResult.success(BeanUtil.copyToList(sysAreaCaches, GetSysAreaViewOutputTree.class));
     }
 
     private List<SysAreaCache> selectSysAreaTree(XContext context, GetSysAreaInput input) {

C02-system/pps-core-system/src/main/java/pps/core/system/service/data/sys_area/GetSysAreaViewOutputTree.java

 package pps.core.system.service.data.sys_area;
 
+import lombok.Data;
 import xstartup.annotation.XText;
 
+import java.io.Serializable;
 import java.util.List;
 
-public class GetSysAreaViewOutputTree {
+@Data
+public class GetSysAreaViewOutputTree implements Serializable {
+
+    private static final long serialVersionUID = -348031788223716089L;
+
     private Integer id;
 
     private String name;
@@ -15,45 +21,4 @@ public class GetSysAreaViewOutputTree {
 
     @XText("子集")
     private List<GetSysAreaViewOutputTree> children;
-
-    public List<GetSysAreaViewOutputTree> getChildren() {
-        return children;
-    }
-
-    public void setChildren(List<GetSysAreaViewOutputTree> children) {
-        this.children = children;
-    }
-
-    public Integer getId() {
-        return this.id;
-    }
-
-    public void setId(Integer value) {
-        this.id = value;
-    }
-
-    public String getName() {
-        return this.name;
-    }
-
-    public void setName(String value) {
-        this.name = value;
-    }
-
-    public Integer getParentId() {
-        return this.parentId;
-    }
-
-    public void setParentId(Integer value) {
-        this.parentId = value;
-    }
-
-    public Integer getLev() {
-        return this.lev;
-    }
-
-    public void setLev(Integer value) {
-        this.lev = value;
-    }
-
 }