BaseEntityConverter的示例代码

Main.cs

@@ -1,7 +1,6 @@
 using System.Collections;
 using System.Data;
-using System.Text.Json;
+using ConverterExample;
-using System.Text.Json.Serialization;
 using Milimoe.FunGame.Core.Api.Utility;
 using Milimoe.FunGame.Core.Entity;
 using Milimoe.FunGame.Core.Library.Common.JsonConverter;
@@ -25,15 +24,15 @@ table.Rows.Add(2, "Jane", 25);
 table.Rows.Add(3, "Bob", 40);
 ds.Tables.Add(table);
 
-JsonSerializerOptions options = new()
+System.Text.Json.JsonSerializerOptions options = new()
 {
     WriteIndented = true,
-    ReferenceHandler = ReferenceHandler.IgnoreCycles,
+    ReferenceHandler = System.Text.Json.Serialization.ReferenceHandler.IgnoreCycles,
-    Converters = { new DateTimeConverter(), new DataTableConverter(), new DataSetConverter(), new UserConverter(), new RoomConverter() }
+    Converters = { new DateTimeConverter(), new DataTableConverter(), new DataSetConverter(), new UserConverter(), new RoomConverter(), new PersonConverter(), new AddressConverter() }
 };
 
 Room r = Factory.GetRoom(1294367, "w5rtvh8".ToUpper(), DateTime.Now, Factory.GetUser(), Milimoe.FunGame.Core.Library.Constant.RoomType.Mix, Milimoe.FunGame.Core.Library.Constant.RoomState.Created);
-User u = Factory.GetUser(1, "LUOLI", "123123", DateTime.Now, DateTime.Now, "LUOLI@66.COM", "QWQAQW");
+User u = Factory.GetUser(1, "LUOLI", DateTime.Now, DateTime.Now, "LUOLI@66.COM", "QWQAQW");
 
 Hashtable hashtable = new()
 {
@@ -42,11 +41,28 @@ Hashtable hashtable = new()
     { "user", u }
 };
 
-string json = JsonSerializer.Serialize(hashtable, options);
+string json = NetworkUtility.JsonSerialize(hashtable, options);
 
-Hashtable hashtable2 = JsonSerializer.Deserialize<Hashtable>(json, options) ?? new();
+Hashtable hashtable2 = NetworkUtility.JsonDeserialize<Hashtable>(json, options) ?? new();
 
 User u2 = NetworkUtility.JsonDeserializeFromHashtable<User>(hashtable2, "user") ?? Factory.GetUser();
 Room r2 = NetworkUtility.JsonDeserializeFromHashtable<Room>(hashtable2, "room") ?? Factory.GetRoom();
 
-System.Console.WriteLine(u2.Username + " 进入了 " + r2.Roomid + " 房间");
+Console.WriteLine(u2.Username + " 进入了 " + r2.Roomid + " 房间");
+
+Person p = new()
+{
+    Age = (int)r2.Id,
+    Name = u2.Username,
+    Address = new()
+    {
+        State = "呵呵州(Hehe State)",
+        City = "哈哈市(Haha City)"
+    }
+};
+
+json = NetworkUtility.JsonSerialize(p, options);
+
+Person p2 = NetworkUtility.JsonDeserialize<Person>(json, options) ?? new();
+
+Console.WriteLine("My name is " + p2.Name + ", I am " + p2.Age + "-year-old. I live at " + p2.Address.State + " " + p2.Address.City);

Solutions/Person.cs

@@ -1,78 +1,70 @@
-using System;
 using System.Text.Json;
-using System.Text.Json.Serialization;
+using Milimoe.FunGame.Core.Api.Utility;
+using Milimoe.FunGame.Core.Library.Common.Architecture;
 
-namespace ConsoleApp1
+namespace ConverterExample
 {
-    class Program
-    {
-        static void Main(string[] args)
-        {
-            string jsonString = @"{""name"": ""John"", ""age"": 30, ""address"": {""city"": ""New York"", ""state"": ""NY""}}";
-
-            var options = new JsonSerializerOptions();
-            options.Converters.Add(new PersonConverter());
-
-            var person = JsonSerializer.Deserialize<Person>(jsonString, options);
-
-            Console.WriteLine(person.Name);
-            Console.WriteLine(person.Age);
-            Console.WriteLine(person.Address.City);
-            Console.WriteLine(person.Address.State);
-        }
-    }
-
     public class Person
     {
-        public string Name { get; set; }
+        public string Name { get; set; } = "";
         public int Age { get; set; }
-        public Address Address { get; set; }
+        public Address Address { get; set; } = new();
     }
 
     public class Address
     {
-        public string City { get; set; }
+        public string State { get; set; } = "";
-        public string State { get; set; }
+        public string City { get; set; } = "";
     }
 
-    public class PersonConverter : JsonConverter<Person>
+    public class AddressConverter : BaseEntityConverter<Address>
     {
-        public override Person Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+        public override void ReadPropertyName(ref Utf8JsonReader reader, string propertyName, JsonSerializerOptions options, ref Address? result)
         {
-            string name = null;
+            result ??= new();
-            int age = 0;
+            switch (propertyName)
-            Address address = null;
+            {
+                case "city":
+                    result.City = reader.GetString() ?? "";
+                    break;
 
-            while (reader.Read())
+                case "state":
-            {
+                    result.State = reader.GetString() ?? "";
-                if (reader.TokenType == JsonTokenType.EndObject)
-                {
                     break;
             }
+        }
 
-                if (reader.TokenType == JsonTokenType.PropertyName)
+        public override void Write(Utf8JsonWriter writer, Address value, JsonSerializerOptions options)
         {
-                    string propertyName = reader.GetString();
+            writer.WriteStartObject();
 
+            writer.WriteString("state", value.State);
+            writer.WriteString("city", value.City);
+
+            writer.WriteEndObject();
+        }
+    }
+
+    public class PersonConverter : BaseEntityConverter<Person>
+    {
+        public override void ReadPropertyName(ref Utf8JsonReader reader, string propertyName, JsonSerializerOptions options, ref Person? result)
+        {
+            result ??= new();
             switch (propertyName)
             {
                 case "name":
-                            name = reader.GetString();
+                    result.Name = reader.GetString() ?? "";
                     break;
 
                 case "age":
-                            age = reader.GetInt32();
+                    result.Age = reader.GetInt32();
                     break;
 
                 case "address":
-                            address = JsonSerializer.Deserialize<Address>(ref reader, options);
+                    result.Address = NetworkUtility.JsonDeserialize<Address>(reader.GetString() ?? "", options) ?? new Address();
                     break;
             }
         }
-            }
-
-            return new Person { Name = name, Age = age, Address = address };
-        }
 
         public override void Write(Utf8JsonWriter writer, Person value, JsonSerializerOptions options)
         {
@@ -80,9 +72,7 @@ namespace ConsoleApp1
 
             writer.WriteString("name", value.Name);
             writer.WriteNumber("age", value.Age);
-
+            writer.WriteString("address", NetworkUtility.JsonSerialize(value.Address, options));
-            writer.WritePropertyName("address");
-            JsonSerializer.Serialize(writer, value.Address, options);
 
             writer.WriteEndObject();
         }