update

Assets/HuaweiService/Editor/cloud_db/ClassTemplate.cs

                 case "Long":
                     typeStr = "long";
                     break;
+                case "Text":
+                    typeStr = "Text";
+                    break;
-                    if (defaultValue.Length > 0) {
-                        defaultValue = $"{defaultValue}";
-                    }
+                    if(defaultValue.Length > 0) defaultValue = $"\"{defaultValue}\"";
                     break;
                 case "Double":
                     typeStr = "double";
             return typeStr;
         }
 
-        public string getInitializer() { 
+        public string getInitializer () {
             string typeStr = "value";
             switch (fieldType) {
                 case "Integer":
                     break;
                 case "Double":
                     typeStr = "new Double(value)";
+                    break;
+                case "Text":
+                    typeStr = "new Text()";
                     break;
                 case "Float":
                     typeStr = "new Float(value)";

Assets/HuaweiService/Editor/cloud_db/CloudDBSetting.cs

 using System;
-using System.Collections;
-using System.Collections.Generic;
-using System.IO;
+using Newtonsoft.Json;
-using UnityEditor.SceneManagement;
 using UnityEngine;
 
 namespace HuaweiService.CloudDB.Editor {
             GUILayout.Space (10);
             exportDir = EditorGUILayout.TextField ("Export Path", exportDir);
             GUILayout.Space (20);
+            if (GUILayout.Button ("Choose ObjectType File")) {
+                chooseFile ();
+            }
+            GUILayout.Space (10);
+            if (GUILayout.Button ("Choose Export Directory")) {
+                chooseModelDir ();
+            }
+            GUILayout.Space (10);
             if (GUILayout.Button ("Generate Code")) {
                 genCode ();
             }
         void genCode () {
             GenCode gen = new GenCode ();
             gen.Init (javaPackageName, objectTypeFilePath, namespaceName, exportDir);
+        }
+
+        void chooseFile () {
+            string path = EditorUtility.OpenFilePanel ("Choose ObjectType JSON file", "", "json");
+            if (path.Length != 0) {
+                objectTypeFilePath = path;
+            }
+        }
+
+        void chooseModelDir () {
+            string path = EditorUtility.OpenFolderPanel ("Choose Model Directory", "", "model");
+            if (path.Length != 0) {
+                exportDir = path+"/model";
+            }
         }
     }
 }

Assets/HuaweiService/Editor/cloud_db/GenCode.cs

             string fieldType = field.getFieldType ();
             string initialzer = field.getInitializer ();
             fs.WriteLine ($"\t\tpublic {fieldType} {fieldName}" + " {");
-            fs.WriteLine ($"\t\t\tget {{ return Call<{fieldType}> (\"get{fieldName}\");}}");
-            fs.WriteLine ($"\t\t\tset {{ Call (\"set{fieldName}\" , {initialzer}); }}");
+            if (!fieldType.Equals ("Text")) {
+                fs.WriteLine ($"\t\t\tget {{ return Call<{fieldType}> (\"get{fieldName}\");}}");
+                fs.WriteLine ($"\t\t\tset {{ Call (\"set{fieldName}\" , {initialzer}); }}");
+            } else {
+                fs.WriteLine ($"\t\t\tget; set;");
+            }
             fs.WriteLine ("\t\t}");
         }
 

Assets/HuaweiService/cloud_db/CloudDBZoneConfig.cs

         }
         public class CloudDBZoneAccessProperty :HmsClass<CloudDBZoneAccessProperty_Data>
         {
-            public static CloudDBZoneAccessProperty CLOUDDBZONE_PUBLIC => HmsUtil.GetStaticValue<CloudDBZoneAccessProperty>("CLOUDDBZONE_PUBLIC");
+            public static CloudDBZoneAccessProperty CLOUDDBZONE_PUBLIC => HmsUtil.GetStaticValue<CloudDBZoneAccessProperty>("CLOUDDBZONE_PUBLIC", name);
         
             public CloudDBZoneAccessProperty (): base() { }
         }
         }
         public class CloudDBZoneSyncProperty :HmsClass<CloudDBZoneSyncProperty_Data>
         {
-            public static CloudDBZoneSyncProperty CLOUDDBZONE_LOCAL_ONLY => HmsUtil.GetStaticValue<CloudDBZoneSyncProperty>("CLOUDDBZONE_LOCAL_ONLY");
+            public static CloudDBZoneSyncProperty CLOUDDBZONE_LOCAL_ONLY => HmsUtil.GetStaticValue<CloudDBZoneSyncProperty>("CLOUDDBZONE_LOCAL_ONLY", name);
-            public static CloudDBZoneSyncProperty CLOUDDBZONE_CLOUD_CACHE => HmsUtil.GetStaticValue<CloudDBZoneSyncProperty>("CLOUDDBZONE_CLOUD_CACHE");
+            public static CloudDBZoneSyncProperty CLOUDDBZONE_CLOUD_CACHE => HmsUtil.GetStaticValue<CloudDBZoneSyncProperty>("CLOUDDBZONE_CLOUD_CACHE", name);
         
             public CloudDBZoneSyncProperty (): base() { }
         }

Assets/HuaweiService/cloud_db/CloudDBZoneQuery.cs

         }
         public class CloudDBZoneQueryPolicy :HmsClass<CloudDBZoneQueryPolicy_Data>
         {
-            public static CloudDBZoneQueryPolicy POLICY_QUERY_FROM_LOCAL_ONLY => HmsUtil.GetStaticValue<CloudDBZoneQueryPolicy>("POLICY_QUERY_FROM_LOCAL_ONLY");
+            public static CloudDBZoneQueryPolicy POLICY_QUERY_FROM_LOCAL_ONLY => HmsUtil.GetStaticValue<CloudDBZoneQueryPolicy>("POLICY_QUERY_FROM_LOCAL_ONLY", name);
-            public static CloudDBZoneQueryPolicy POLICY_QUERY_FROM_CLOUD_ONLY => HmsUtil.GetStaticValue<CloudDBZoneQueryPolicy>("POLICY_QUERY_FROM_CLOUD_ONLY");
+            public static CloudDBZoneQueryPolicy POLICY_QUERY_FROM_CLOUD_ONLY => HmsUtil.GetStaticValue<CloudDBZoneQueryPolicy>("POLICY_QUERY_FROM_CLOUD_ONLY", name);
         
             public CloudDBZoneQueryPolicy (): base() { }
         }

Assets/HuaweiService/cloud_db/Text.cs

         public void set(string arg0) {
             Call("set", arg0);
         }
+        public int hashCode() {
+            return Call<int>("hashCode");
+        }
+        public bool equals(Text arg0) {
+            return Call<bool>("equals", arg0);
+        }
     }
 }

Assets/HuaweiService/fundation/HmsUtil.cs

 
         private static Dictionary<Type, Dictionary<string, IHmsBase>> _enums = new Dictionary<Type, Dictionary<string, IHmsBase>>();
         
-        internal static T GetStaticValue<T>(string value) where T : IHmsBase, new()
+        internal static T GetStaticValue<T>(string value, string className="") where T : IHmsBase, new()
         {
             var type = typeof(T);
             if (!_enums.ContainsKey(type))
             if (!_enums[type].ContainsKey(value))
             {
                 var result = new T();
-                result.obj = result.obj.GetStatic<AndroidJavaObject>(value);
+                if(className.Length > 0) {
+                    var cls = new AndroidJavaClass(className);
+                    result.obj = cls.GetStatic<AndroidJavaObject>(value);
+                } else {
+                    result.obj = result.obj.GetStatic<AndroidJavaObject>(value);
+                }
-            }
-           
+            } 
+            
             return (T)_enums[type][value];
         }
     }