v1.3.0

1.增加父子命令字的静态序列化工厂
2.增加父子命令字的模板创建
3.修改头部序列化器的命名
4.修复0x1600_0x1601序列化器
5.增加父子命令字模板创建测试
6.修改基准测试的报告

README.md

@@ -192,25 +192,35 @@ JT809GlobalConfig.Instance.SetHeaderOptions(new JT809HeaderOptions
 });
 
 // 根据业务类型创建对应包
-JT809Package jT809Package = JT809BusinessType.从链路报警信息交互消息.Create(new JT809_0x9400
-{
-    VehicleNo = "粤A12345",
-    VehicleColor = JT809VehicleColorType.黄色,
-    SubBusinessType = JT809SubBusinessType.报警督办请求消息,
-    JT809SubBodies = new JT809_0x9400_0x9401
+JT809Package jT809Package = JT809BusinessType.从链路报警信息交互消息.Create_从链路报警信息交互消息(
+    new JT809Header
+    {
+        MsgSN = 1666,
+        EncryptKey = 9999,
+        EncryptFlag = JT809Header_Encrypt.None,
+        Version = new JT809Header_Version(1, 0, 0),
+        MsgGNSSCENTERID = 20180920,
+    }, new JT809_0x9400
     {
-        WarnSrc = JT809WarnSrc.车载终端,
-        WarnType = JT809WarnType.疲劳驾驶报警,
-        WarnTime = DateTime.Parse("2018-09-27 10:24:00"),
-        SupervisionID = "123FFAA1",
-        SupervisionEndTime = DateTime.Parse("2018-09-27 11:24:00"),
-        SupervisionLevel = 3,
-        Supervisor = "smallchi",
-        SupervisorTel = "12345678901",
-        SupervisorEmail = "123456@qq.com"
+        VehicleNo = "粤A12345",
+        VehicleColor = JT809VehicleColorType.黄色,
+        SubBusinessType = JT809SubBusinessType.报警督办请求,
+        SubBodies = JT809SubBusinessType.报警督办请求.Create_报警督办请求(
+            new JT809_0x9400_0x9401
+            {
+                WarnSrc = JT809WarnSrc.车载终端,
+                WarnType = JT809WarnType.疲劳驾驶报警,
+                WarnTime = DateTime.Parse("2018-09-27 10:24:00"),
+                SupervisionID = "123FFAA1",
+                SupervisionEndTime = DateTime.Parse("2018-09-27 11:24:00"),
+                SupervisionLevel = 3,
+                Supervisor = "smallchi",
+                SupervisorTel = "12345678901",
+                SupervisorEmail = "123456@qq.com"
+            })
     }
-});
-var hex = JT809Serializer.Serialize(jT809Package);
+);
+var hex = JT809Serializer.Serialize(jT809Package).ToHexString();
 ```
 
 ### 举个栗子3
@@ -296,29 +306,29 @@ static async Task  Main(string[] args)
 
 ``` ini
 
-BenchmarkDotNet=v0.11.3, OS=Windows 10.0.17134.472 (1803/April2018Update/Redstone4)
+BenchmarkDotNet=v0.11.5, OS=Windows 10.0.17763.379 (1809/October2018Update/Redstone5)
 Intel Core i7-8700K CPU 3.70GHz (Coffee Lake), 1 CPU, 12 logical and 6 physical cores
-  [Host]     : .NET Framework 4.7.2 (CLR 4.0.30319.42000), 64bit RyuJIT-v4.7.3260.0
-  Job-FVMQGI : .NET Framework 4.7.2 (CLR 4.0.30319.42000), 64bit RyuJIT-v4.7.3260.0
-  Job-LGLQDK : .NET Core 2.2.1 (CoreCLR 4.6.27207.03, CoreFX 4.6.27207.03), 64bit RyuJIT
+  [Host]     : .NET Framework 4.7.2 (CLR 4.0.30319.42000), 64bit RyuJIT-v4.7.3362.0
+  Job-FVMQGI : .NET Framework 4.7.2 (CLR 4.0.30319.42000), 64bit RyuJIT-v4.7.3362.0
+  Job-LGLQDK : .NET Core 2.2.5 (CoreCLR 4.6.27617.05, CoreFX 4.6.27618.01), 64bit RyuJIT
 
 Platform=AnyCpu  Runtime=Clr  Server=False  
 
 ```
-|                                  Method |     Toolchain |      N |         Mean |      Error |     StdDev | Gen 0/1k Op | Gen 1/1k Op | Gen 2/1k Op | Allocated Memory/Op |
-|---------------------------------------- |-------------- |------- |-------------:|-----------:|-----------:|------------:|------------:|------------:|--------------------:|
-| **JT809_0x9400_0x9401_Package_Deserialize** |       **Default** |    **100** |     **3.401 ms** |  **0.0665 ms** |  **0.0792 ms** |     **70.3125** |           **-** |           **-** |           **447.72 KB** |
-|   JT809_0x9400_0x9401_Package_Serialize |       Default |    100 |     3.809 ms |  0.0633 ms |  0.0592 ms |     74.2188 |           - |           - |           460.91 KB |
-| JT809_0x9400_0x9401_Package_Deserialize | .NET Core 2.2 |    100 |     2.571 ms |  0.0456 ms |  0.0427 ms |     62.5000 |           - |           - |            403.5 KB |
-|   JT809_0x9400_0x9401_Package_Serialize | .NET Core 2.2 |    100 |     2.830 ms |  0.0324 ms |  0.0271 ms |     66.4063 |           - |           - |           408.27 KB |
-| **JT809_0x9400_0x9401_Package_Deserialize** |       **Default** |  **10000** |   **339.987 ms** |  **4.6700 ms** |  **4.3683 ms** |   **7000.0000** |           **-** |           **-** |         **44784.51 KB** |
-|   JT809_0x9400_0x9401_Package_Serialize |       Default |  10000 |   381.159 ms |  7.0290 ms |  6.5749 ms |   7000.0000 |           - |           - |         46096.55 KB |
-| JT809_0x9400_0x9401_Package_Deserialize | .NET Core 2.2 |  10000 |   251.317 ms |  4.9186 ms |  4.6009 ms |   6000.0000 |           - |           - |         40374.08 KB |
-|   JT809_0x9400_0x9401_Package_Serialize | .NET Core 2.2 |  10000 |   280.964 ms |  4.4244 ms |  3.6946 ms |   6000.0000 |           - |           - |         40837.81 KB |
-| **JT809_0x9400_0x9401_Package_Deserialize** |       **Default** | **100000** | **3,415.104 ms** | **66.8704 ms** | **68.6710 ms** |  **72000.0000** |           **-** |           **-** |        **447679.84 KB** |
-|   JT809_0x9400_0x9401_Package_Serialize |       Default | 100000 | 3,866.718 ms | 26.2001 ms | 23.2257 ms |  75000.0000 |           - |           - |        460885.07 KB |
-| JT809_0x9400_0x9401_Package_Deserialize | .NET Core 2.2 | 100000 | 2,549.544 ms | 23.0695 ms | 20.4505 ms |  65000.0000 |           - |           - |        403220.45 KB |
-|   JT809_0x9400_0x9401_Package_Serialize | .NET Core 2.2 | 100000 | 2,747.892 ms | 36.6155 ms | 34.2502 ms |  66000.0000 |           - |           - |        407869.06 KB |
+|                                  Method |     Toolchain |      N |         Mean |         Error |        StdDev |      Gen 0 | Gen 1 | Gen 2 |    Allocated |
+|---------------------------------------- |-------------- |------- |-------------:|--------------:|--------------:|-----------:|------:|------:|-------------:|
+| **JT809_0x9400_0x9401_Package_Deserialize** |       **Default** |    **100** |     **203.8 us** |     **0.5634 us** |     **0.4995 us** |    **21.9727** |     **-** |     **-** |    **135.16 KB** |
+|   JT809_0x9400_0x9401_Package_Serialize |       Default |    100 |     321.9 us |     1.4627 us |     1.2967 us |    20.5078 |     - |     - |    128.91 KB |
+| JT809_0x9400_0x9401_Package_Deserialize | .NET Core 2.2 |    100 |     142.8 us |     0.5950 us |     0.5274 us |    21.9727 |     - |     - |    135.16 KB |
+|   JT809_0x9400_0x9401_Package_Serialize | .NET Core 2.2 |    100 |     195.8 us |     0.6448 us |     0.5716 us |    20.7520 |     - |     - |    128.91 KB |
+| **JT809_0x9400_0x9401_Package_Deserialize** |       **Default** |  **10000** |  **21,072.4 us** |    **38.5387 us** |    **32.1815 us** |  **2187.5000** |     **-** |     **-** |  **13515.94 KB** |
+|   JT809_0x9400_0x9401_Package_Serialize |       Default |  10000 |  31,782.0 us |   117.6549 us |    91.8572 us |  2062.5000 |     - |     - |  12891.23 KB |
+| JT809_0x9400_0x9401_Package_Deserialize | .NET Core 2.2 |  10000 |  14,103.7 us |    39.9789 us |    35.4402 us |  2187.5000 |     - |     - |  13515.63 KB |
+|   JT809_0x9400_0x9401_Package_Serialize | .NET Core 2.2 |  10000 |  19,754.9 us |    63.4952 us |    56.2868 us |  2093.7500 |     - |     - |  12890.63 KB |
+| **JT809_0x9400_0x9401_Package_Deserialize** |       **Default** | **100000** | **210,655.4 us** |   **702.2667 us** |   **586.4245 us** | **21666.6667** |     **-** |     **-** | **135159.23 KB** |
+|   JT809_0x9400_0x9401_Package_Serialize |       Default | 100000 | 318,362.4 us | 1,623.0459 us | 1,518.1981 us | 20000.0000 |     - |     - | 128914.17 KB |
+| JT809_0x9400_0x9401_Package_Deserialize | .NET Core 2.2 | 100000 | 142,826.0 us |   611.7525 us |   572.2337 us | 21750.0000 |     - |     - | 135156.25 KB |
+|   JT809_0x9400_0x9401_Package_Serialize | .NET Core 2.2 | 100000 | 198,473.8 us |   585.6268 us |   519.1429 us | 20666.6667 |     - |     - | 128906.25 KB |
 
 ## JT809协议消息对照表
 

src/JT809.Protocol.Benchmark/JT809.Protocol.Benchmark.csproj

@@ -6,9 +6,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="BenchmarkDotNet" Version="0.11.3" />
+    <PackageReference Include="BenchmarkDotNet" Version="0.11.5" />
     <PackageReference Include="System.Buffers" Version="4.5.0" />
-    <PackageReference Include="System.Memory" Version="4.5.2" />
+    <PackageReference Include="System.Memory" Version="4.5.3" />
   </ItemGroup>
 
   <ItemGroup>

src/JT809.Protocol.Extensions.DependencyInjection/JT809.Protocol.Extensions.DependencyInjection.csproj

@@ -12,9 +12,9 @@
     <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
     <RepositoryUrl>https://github.com/SmallChi/JT809</RepositoryUrl>
     <PackageProjectUrl>https://github.com/SmallChi/JT809</PackageProjectUrl>
-    <PackageLicenseUrl>https://github.com/SmallChi/JT809/blob/master/LICENSE</PackageLicenseUrl>
+    <license>https://github.com/SmallChi/JT809/blob/master/LICENSE</license>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <Version>1.2.1</Version>
+    <Version>1.3.0</Version>
   </PropertyGroup>
 
   <ItemGroup>

src/JT809.Protocol.Test/JT809Extensions/JT809SubPackageExtensionsTest.cs

@@ -0,0 +1,90 @@
+using JT809.Protocol.Attributes;
+using JT809.Protocol.Enums;
+using JT809.Protocol.Extensions;
+using JT809.Protocol.MessageBody;
+using JT809.Protocol.SubMessageBody;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Xunit;
+
+namespace JT809.Protocol.Test.JT809Extensions
+{
+    public class JT809SubPackageExtensionsTest
+    {
+        [Fact]
+        public void Test1()
+        {
+            var types = Enum.GetNames(typeof(JT809SubBusinessType));
+            foreach (var item in types)
+            {
+                JT809SubBusinessType jT809SubBusinessType = item.ToEnum<JT809SubBusinessType>();
+                JT809BodiesTypeAttribute jT809SubBodiesTypeAttribute = jT809SubBusinessType.GetAttribute<JT809BodiesTypeAttribute>();
+                JT809SubBusinessTypeDescriptionAttribute jT809SubBusinessTypeDescriptionAttribute = jT809SubBusinessType.GetAttribute<JT809SubBusinessTypeDescriptionAttribute>();
+                if (jT809SubBusinessType == JT809SubBusinessType.None)
+                {
+                    Assert.Null(jT809SubBodiesTypeAttribute);
+                    Assert.Null(jT809SubBusinessTypeDescriptionAttribute);
+                    continue;
+                }
+                Assert.NotNull(jT809SubBusinessTypeDescriptionAttribute.Code);
+                Assert.NotNull(jT809SubBusinessTypeDescriptionAttribute.Name);
+            }
+        }
+
+        [Fact]
+        public void Create_0x1001_Test()
+        {
+            JT809Package jT809Package= JT809BusinessType.主链路登录请求消息.Create_主链路登录请求消息(new JT809Header
+            {
+                MsgSN = 133,
+                EncryptKey = 9999,
+                MsgGNSSCENTERID = 20180920,
+            }, new MessageBody.JT809_0x1001
+            {
+                UserId = 20180920,
+                Password = "20180920",
+                DownLinkIP = "127.0.0.1",
+                DownLinkPort = 809
+            });
+            var hex = JT809Serializer.Serialize(jT809Package).ToHexString();
+            Assert.Equal("5B000000480000008510010133EFB8010000000000270F0133EFB832303138303932303132372E302E302E31000000000000000000000000000000000000000000000003296A915D", hex);
+        }
+
+        [Fact]
+        public void Create_JT809_0x9400_0x9401_Test()
+        {
+            JT809Package jT809Package = JT809BusinessType.从链路报警信息交互消息.Create_从链路报警信息交互消息(
+                new JT809Header
+                {
+                    MsgSN = 1666,
+                    EncryptKey = 9999,
+                    EncryptFlag = JT809Header_Encrypt.None,
+                    Version = new JT809Header_Version(1, 0, 0),
+                    MsgGNSSCENTERID = 20180920,
+                }, new JT809_0x9400
+                {
+                    VehicleNo = "粤A12345",
+                    VehicleColor = JT809VehicleColorType.黄色,
+                    SubBusinessType = JT809SubBusinessType.报警督办请求,
+                    SubBodies = JT809SubBusinessType.报警督办请求.Create_报警督办请求(
+                        new JT809_0x9400_0x9401
+                        {
+                            WarnSrc = JT809WarnSrc.车载终端,
+                            WarnType = JT809WarnType.疲劳驾驶报警,
+                            WarnTime = DateTime.Parse("2018-09-27 10:24:00"),
+                            SupervisionID = "123FFAA1",
+                            SupervisionEndTime = DateTime.Parse("2018-09-27 11:24:00"),
+                            SupervisionLevel = 3,
+                            Supervisor = "smallchi",
+                            SupervisorTel = "12345678901",
+                            SupervisorEmail = "123456@qq.com"
+                        })
+                }
+            );
+            var hex = JT809Serializer.Serialize(jT809Package).ToHexString();
+            Assert.Equal("5B000000920000068294000133EFB8010000000000270FD4C1413132333435000000000000000000000000000294010000005C010002000000005A01AC3F40123FFAA1000000005A01AC4D5003736D616C6C636869000000000000000031323334353637383930310000000000000000003132333435364071712E636F6D00000000000000000000000000000000000000BAD85D", hex);
+        }
+    }
+}

src/JT809.Protocol/Extensions/JT809FormatterExtensions.cs

@@ -46,5 +46,15 @@ namespace JT809.Protocol.Extensions
             }
             return formatter;
         }
+
+        static JT809FormatterExtensions()
+        {
+            PackageFormatter = (JT809PackageFormatter)GetFormatter<JT809Package>();
+            HeaderPackageFormatter = (JT809HeaderPackageFormatter)GetFormatter<JT809HeaderPackage>();
+            HeaderFormatter = (JT809HeaderFormatter)GetFormatter<JT809Header>();
+        }
+        public static JT809PackageFormatter PackageFormatter { get; }
+        public static JT809HeaderPackageFormatter HeaderPackageFormatter { get; }
+        public static JT809HeaderFormatter HeaderFormatter { get; }
     }
 }

src/JT809.Protocol/Extensions/JT809PackageExtensions.cs

@@ -5,7 +5,7 @@ using System.Text;
 
 namespace JT809.Protocol.Extensions
 {
-    public static class JT809PackageExtensions
+    public static partial class JT809PackageExtensions
     {
         public static JT809Package Create<TJT809Bodies>(this JT809BusinessType jT809BusinessType, TJT809Bodies jT809Bodies)
             where TJT809Bodies: JT809Bodies
@@ -38,5 +38,37 @@ namespace JT809.Protocol.Extensions
             };
             return jT809Package;
         }
+
+        public static JT809Package Create<TJT809Bodies>(this JT809BusinessType jT809BusinessType, JT809Header jT809Header, TJT809Bodies jT809Bodies)
+                    where TJT809Bodies : JT809Bodies
+        {
+            JT809Package jT809Package = new JT809Package();
+            jT809Package.Bodies = jT809Bodies;
+            jT809Package.Header = new JT809Header()
+            {
+                BusinessType = jT809BusinessType,
+                MsgSN = jT809Header.MsgSN,
+                EncryptFlag = jT809Header.EncryptFlag,
+                EncryptKey = jT809Header.EncryptKey,
+                MsgGNSSCENTERID = jT809Header.MsgGNSSCENTERID,
+                Version = jT809Header.Version
+            };
+            return jT809Package;
+        }
+
+        public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809Header jT809Header)
+        {
+            JT809Package jT809Package = new JT809Package();
+            jT809Package.Header = new JT809Header()
+            {
+                BusinessType = jT809BusinessType,
+                MsgSN = jT809Header.MsgSN,
+                EncryptFlag = jT809Header.EncryptFlag,
+                EncryptKey = jT809Header.EncryptKey,
+                MsgGNSSCENTERID = jT809Header.MsgGNSSCENTERID,
+                Version = jT809Header.Version
+            };
+            return jT809Package;
+        }
     }
 }

src/JT809.Protocol/Extensions/JT809PackageExtensionsTemplate.cs

@@ -0,0 +1,711 @@
+
+using JT809.Protocol.Enums;
+
+namespace JT809.Protocol.Extensions
+{
+	public static partial class JT809PackageExtensions
+	{
+			/// <summary>
+		/// UP_CONNECT_REQ - 主链路登录请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路登录请求消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1001 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1001>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_CONNECT_REQ - 主链路登录请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1001 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1001>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_CONNECT_REQ - 主链路登录请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路登录请求消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1001 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1001>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_CONNECT_RSP - 主链路登录应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路登录应答消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1002 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1002>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_CONNECT_RSP - 主链路登录应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1002 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1002>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_CONNECT_RSP - 主链路登录应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路登录应答消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1002 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1002>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_DISCONNECT_REQ - 主链路注销请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路注销请求消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1003 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1003>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_DISCONNECT_REQ - 主链路注销请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1003 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1003>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_DISCONNECT_REQ - 主链路注销请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路注销请求消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1003 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1003>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_DISCONNECT_RSP - 主链路注销应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路注销应答消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1004 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1004>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_DISCONNECT_RSP - 主链路注销应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1004 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1004>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_DISCONNECT_RSP - 主链路注销应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路注销应答消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1004 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1004>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_LINKTEST_REQ - 主链路连接保持请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路连接保持请求消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1005 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1005>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_LINKTEST_REQ - 主链路连接保持请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1005 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1005>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_LINKTEST_REQ - 主链路连接保持请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路连接保持请求消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1005 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1005>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_LINKTEST_RSP - 主链路连接保持应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路连接保持应答消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1006 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1006>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_LINKTEST_RSP - 主链路连接保持应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1006 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1006>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_LINKTEST_RSP - 主链路连接保持应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路连接保持应答消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1006 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1006>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_DISCONNECT_INFORM - 主链路断开通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路断开通知消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1007 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1007>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_DISCONNECT_INFORM - 主链路断开通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1007 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1007>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_DISCONNECT_INFORM - 主链路断开通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路断开通知消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1007 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1007>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_CLOSELINK_INFORM - 下级平台主动关闭链路通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_下级平台主动关闭链路通知消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1008 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1008>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_CLOSELINK_INFORM - 下级平台主动关闭链路通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1008 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1008>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_CLOSELINK_INFORM - 下级平台主动关闭链路通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_下级平台主动关闭链路通知消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1008 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1008>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_EXG_MSG - 主链路动态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路动态信息交换消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1200 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1200>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_EXG_MSG - 主链路动态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1200 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1200>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_EXG_MSG - 主链路动态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路动态信息交换消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1200 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1200>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_PLATFORM_MSG - 主链路平台间信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路平台间信息交互消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1300 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1300>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_PLATFORM_MSG - 主链路平台间信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1300 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1300>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_PLATFORM_MSG - 主链路平台间信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路平台间信息交互消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1300 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1300>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_WARN_MSG - 主链路报警信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路报警信息交互消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1400 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1400>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_WARN_MSG - 主链路报警信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1400 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1400>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_WARN_MSG - 主链路报警信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路报警信息交互消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1400 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1400>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_CTRL_MSG - 主链路车辆监管消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路车辆监管消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1500 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1500>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_CTRL_MSG - 主链路车辆监管消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1500 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1500>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_CTRL_MSG - 主链路车辆监管消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路车辆监管消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1500 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1500>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// UP_BASE_MSG - 主链路静态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路静态信息交换消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x1600 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1600>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_BASE_MSG - 主链路静态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x1600 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1600>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// UP_BASE_MSG - 主链路静态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_主链路静态信息交换消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x1600 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x1600>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_CONNECT_REQ - 从链路连接请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路连接请求消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9001 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9001>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_CONNECT_REQ - 从链路连接请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9001 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9001>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_CONNECT_REQ - 从链路连接请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路连接请求消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9001 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9001>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_CONNECT_RSP - 从链路连接应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路连接应答消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9002 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9002>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_CONNECT_RSP - 从链路连接应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9002 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9002>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_CONNECT_RSP - 从链路连接应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路连接应答消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9002 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9002>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_DISCONNECT_REQ - 从链路注销请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路注销请求消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9003 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9003>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_DISCONNECT_REQ - 从链路注销请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9003 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9003>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_DISCONNECT_REQ - 从链路注销请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路注销请求消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9003 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9003>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_DISCONNECT_RSP - 从链路注销应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路注销应答消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9004 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9004>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_DISCONNECT_RSP - 从链路注销应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9004 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9004>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_DISCONNECT_RSP - 从链路注销应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路注销应答消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9004 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9004>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_LINKTEST_REQ - 从链路连接保持请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路连接保持请求消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9005 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9005>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_LINKTEST_REQ - 从链路连接保持请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9005 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9005>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_LINKTEST_REQ - 从链路连接保持请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路连接保持请求消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9005 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9005>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_LINKTEST_RSP - 从链路连接保持应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路连接保持应答消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9006 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9006>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_LINKTEST_RSP - 从链路连接保持应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9006 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9006>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_LINKTEST_RSP - 从链路连接保持应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路连接保持应答消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9006 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9006>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_DISCONNECT_INFORM - 从链路断开通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路断开通知消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9007 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9007>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_DISCONNECT_INFORM - 从链路断开通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9007 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9007>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_DISCONNECT_INFORM - 从链路断开通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路断开通知消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9007 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9007>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_CLOSELINK_INFORM - 上级平台主动关闭链路通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_上级平台主动关闭链路通知消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9008 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9008>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_CLOSELINK_INFORM - 上级平台主动关闭链路通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9008 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9008>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_CLOSELINK_INFORM - 上级平台主动关闭链路通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_上级平台主动关闭链路通知消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9008 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9008>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_TOTAL_RECV_BACK_MSG - 接收定位信息数量通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_接收定位信息数量通知消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9101 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9101>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_TOTAL_RECV_BACK_MSG - 接收定位信息数量通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9101 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9101>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_TOTAL_RECV_BACK_MSG - 接收定位信息数量通知消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_接收定位信息数量通知消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9101 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9101>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_EXG_MSG - 从链路动态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路动态信息交换消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9200 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9200>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_EXG_MSG - 从链路动态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9200 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9200>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_EXG_MSG - 从链路动态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路动态信息交换消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9200 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9200>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_PLATFORM_MSG - 从链路平台间信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路平台间信息交互消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9300 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9300>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_PLATFORM_MSG - 从链路平台间信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9300 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9300>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_PLATFORM_MSG - 从链路平台间信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路平台间信息交互消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9300 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9300>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_WARN_MSG - 从链路报警信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路报警信息交互消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9400 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9400>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_WARN_MSG - 从链路报警信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9400 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9400>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_WARN_MSG - 从链路报警信息交互消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路报警信息交互消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9400 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9400>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_CTRL_MSG - 从链路车辆监管消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路车辆监管消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9500 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9500>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_CTRL_MSG - 从链路车辆监管消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9500 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9500>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_CTRL_MSG - 从链路车辆监管消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路车辆监管消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9500 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9500>(jT809BusinessType,jT809Header,bodies);
+		}
+		/// <summary>
+		/// DOWN_BASE_MSG - 从链路静态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路静态信息交换消息(this JT809BusinessType jT809BusinessType,JT809.Protocol.MessageBody.JT809_0x9600 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9600>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_BASE_MSG - 从链路静态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, JT809.Protocol.MessageBody.JT809_0x9600 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9600>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// DOWN_BASE_MSG - 从链路静态信息交换消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_从链路静态信息交换消息(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  JT809.Protocol.MessageBody.JT809_0x9600 bodies)
+		{
+			return Create<JT809.Protocol.MessageBody.JT809_0x9600>(jT809BusinessType,jT809Header,bodies);
+		}
+	}
+}

src/JT809.Protocol/Extensions/JT809PackageExtensionsTemplate.tt

@@ -0,0 +1,63 @@
+<#@ template debug="false" hostspecific="false" language="C#" #>
+<#@ assembly name="netstandard" #>
+<#@ assembly name="System.Core" #>
+<#@ assembly name="System" #>
+<#@ assembly name="$(TargetPath)" #>
+<#@ import namespace="JT809.Protocol" #>
+<#@ import namespace="JT809.Protocol.Enums" #>
+<#@ import namespace="JT809.Protocol.Extensions" #>
+<#@ import namespace="JT809.Protocol.Attributes" #>
+<#@ import namespace="System.Linq" #>
+<#@ import namespace="System.Text" #>
+<#@ import namespace="System.Collections.Generic" #>
+<#@ import namespace="System.Reflection" #>
+<#@ output extension=".cs" #>
+
+<#
+	var types=Enum.GetNames(typeof(JT809BusinessType));
+#>
+using JT809.Protocol.Enums;
+
+namespace JT809.Protocol.Extensions
+{
+	public static partial class JT809PackageExtensions
+	{
+	<#
+	foreach (var item in types)
+    {
+		JT809BusinessType jT809BusinessType = item.ToEnum<JT809BusinessType>();
+		JT809BodiesTypeAttribute jT809BodiesTypeAttribute = jT809BusinessType.GetAttribute<JT809BodiesTypeAttribute>();
+		JT809BusinessTypeDescriptionAttribute jT809MsgIdDescriptionAttribute = jT809BusinessType.GetAttribute<JT809BusinessTypeDescriptionAttribute>();
+
+#>
+		/// <summary>
+		/// <#= jT809MsgIdDescriptionAttribute.Code #> - <#= jT809MsgIdDescriptionAttribute.Name #>
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_<#= jT809MsgIdDescriptionAttribute.Name #>(this JT809BusinessType jT809BusinessType,<#= jT809BodiesTypeAttribute.JT809BodiesType.FullName #> bodies)
+		{
+			return Create<<#= jT809BodiesTypeAttribute.JT809BodiesType.FullName#>>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// <#= jT809MsgIdDescriptionAttribute.Code #> - <#= jT809MsgIdDescriptionAttribute.Name #>
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create(this JT809BusinessType jT809BusinessType, <#= jT809BodiesTypeAttribute.JT809BodiesType.FullName #> bodies)
+		{
+			return Create<<#= jT809BodiesTypeAttribute.JT809BodiesType.FullName#>>(jT809BusinessType,bodies);
+		}
+
+		/// <summary>
+		/// <#= jT809MsgIdDescriptionAttribute.Code #> - <#= jT809MsgIdDescriptionAttribute.Name #>
+		/// auto-generated
+		/// </summary>
+	    public static JT809Package Create_<#= jT809MsgIdDescriptionAttribute.Name #>(this JT809BusinessType jT809BusinessType,JT809Header jT809Header,  <#= jT809BodiesTypeAttribute.JT809BodiesType.FullName #> bodies)
+		{
+			return Create<<#= jT809BodiesTypeAttribute.JT809BodiesType.FullName#>>(jT809BusinessType,jT809Header,bodies);
+		}
+<#
+    }
+#>
+	}
+}

src/JT809.Protocol/Extensions/JT809SubPackageExtensions.cs

@@ -0,0 +1,16 @@
+using JT809.Protocol.Enums;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace JT809.Protocol.Extensions
+{
+    public static partial class JT809SubPackageExtensions
+    {
+        public static TJT809SubBodies Create<TJT809SubBodies>(this JT809SubBusinessType jT809SubBusinessType, TJT809SubBodies jT809SubBodies)
+            where TJT809SubBodies : JT809SubBodies
+        {
+            return jT809SubBodies;
+        }
+    }
+}

src/JT809.Protocol/Extensions/JT809SubPackageExtensionsTemplate.cs

@@ -0,0 +1,410 @@
+
+using JT809.Protocol.Enums;
+
+namespace JT809.Protocol.Extensions
+{
+	/// <summary>
+	/// 子命令包
+	/// auto-generated
+	/// </summary>
+	public static partial class JT809SubPackageExtensions
+    {
+
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_REGISTER - 上传车辆注册信息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x1201 Create_上传车辆注册信息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x1201 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x1201>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_REAL_LOCATION - 实时上传车辆定位信息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x1202 Create_实时上传车辆定位信息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x1202 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x1202>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_HISTORY_LOCATION - 车辆定位信息自动补报
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x1203 Create_车辆定位信息自动补报(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x1203 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x1203>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_RETURN_STARTUP_ACK - 启动车辆定位信息交换应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x1205 Create_启动车辆定位信息交换应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x1205 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x1205>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_RETURN_END_ACK - 结束车辆定位信息交换应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x1206 Create_结束车辆定位信息交换应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x1206 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x1206>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_APPLY_FOR_MONITOR_STARTUP - 申请交换指定车辆定位信息请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x1207 Create_申请交换指定车辆定位信息请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x1207 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x1207>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_APPLY_FOR_MONITOR_END - 取消交换指定车辆定位信息请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x1208 Create_取消交换指定车辆定位信息请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x1208 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x1208>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_APPLY_HISGNSSDATA_REQ - 补发车辆定位信息请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x1209 Create_补发车辆定位信息请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x1209 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x1209>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_REPORT_DRIVER_INFO_ACK - 上报车辆驾驶员身份识别信息应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x120A Create_上报车辆驾驶员身份识别信息应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x120A subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x120A>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_TAKE_EWAYBILL_ACK - 上报车辆电子运单应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x120B Create_上报车辆电子运单应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x120B subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x120B>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_REPORT_DRIVER_INFO - 主动上报驾驶员身份信息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x120C Create_主动上报驾驶员身份信息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x120C subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x120C>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路动态信息交换消息
+		/// UP_EXG_MSG_REPORT_EWAYBILL_INFO - 主动上报车辆电子运单信息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1200_0x120D Create_主动上报车辆电子运单信息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1200_0x120D subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1200_0x120D>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路平台间信息交互消息
+		/// UP_PLATFORM_MSG_POST_QUERY_ACK - 平台查岗应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1300_0x1301 Create_平台查岗应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1300_0x1301 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1300_0x1301>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路平台间信息交互消息
+		/// UP_PLATFORM_MSG_INFO_ACK - 下发平台间报文应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1300_0x1302 Create_下发平台间报文应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1300_0x1302 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1300_0x1302>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路报警信息交互消息
+		/// UP_WARN_MSG_URGE_TODO_ACK - 报警督办应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1400_0x1401 Create_报警督办应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1400_0x1401 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1400_0x1401>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路报警信息交互消息
+		/// UP_WARN_MSG_ADPT_INFO - 上报报警信息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1400_0x1402 Create_上报报警信息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1400_0x1402 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1400_0x1402>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路报警信息交互消息
+		/// UP_WARN_MSG_ADPT_TODO_INFO - 主动上报报警处理结果信息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1400_0x1403 Create_主动上报报警处理结果信息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1400_0x1403 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1400_0x1403>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路车辆监管消息
+		/// UP_CTRL_MSG_MONITOR_VEHICLE_ACK - 车辆单向监听应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1500_0x1501 Create_车辆单向监听应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1500_0x1501 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1500_0x1501>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路车辆监管消息
+		/// UP_CTRL_MSG_TAKE_PHOTO_ACK - 车辆拍照应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1500_0x1502 Create_车辆拍照应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1500_0x1502 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1500_0x1502>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路车辆监管消息
+		/// UP_CTRL_MSG_TEXT_INFO_ACK - 下发车辆报文应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1500_0x1503 Create_下发车辆报文应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1500_0x1503 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1500_0x1503>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路车辆监管消息
+		/// UP_CTRL_MSG_TAKE_TRAVEL_ACK - 上报车辆行驶记录应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1500_0x1504 Create_上报车辆行驶记录应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1500_0x1504 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1500_0x1504>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路车辆监管消息
+		/// UP_CTRL_MSG_EMERGENCY_MONITORING_ACK - 车辆应急接入监管平台应答消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1500_0x1505 Create_车辆应急接入监管平台应答消息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1500_0x1505 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1500_0x1505>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 主链路静态信息交换消息
+		/// UP_BASE_MSG_VEHICLE_ADDED_ACK - 补报车辆静态信息应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x1600_0x1601 Create_补报车辆静态信息应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x1600_0x1601 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x1600_0x1601>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_CAR_LOCATION - 交换车辆定位信息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x9202 Create_交换车辆定位信息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x9202 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x9202>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_HISTORY_ARCOSSAREA - 车辆定位信息交换补发
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x9203 Create_车辆定位信息交换补发(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x9203 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x9203>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_CAR_INFO - 交换车辆静态信息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x9204 Create_交换车辆静态信息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x9204 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x9204>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_RETURN_STARTUP - 启动车辆定位信息交换请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x9205 Create_启动车辆定位信息交换请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x9205 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x9205>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_RETURN_END - 结束车辆定位信息交换请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x9206 Create_结束车辆定位信息交换请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x9206 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x9206>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_APPLY_FOR_MONITOR_STARTUP_ACK - 申请交换指定车辆定位信息应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x9207 Create_申请交换指定车辆定位信息应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x9207 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x9207>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_APPLY_FOR_MONITOR_END_ACK - 取消交换指定车辆定位信息应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x9208 Create_取消交换指定车辆定位信息应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x9208 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x9208>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_APPLY_HISGNSSDATA_ACK - 补发车辆定位信息应答
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x9209 Create_补发车辆定位信息应答(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x9209 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x9209>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_REPORT_DRIVER_INFO - 上报车辆驾驶员身份识别信息请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x920A Create_上报车辆驾驶员身份识别信息请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x920A subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x920A>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路动态信息交换消息
+		/// DOWN_EXG_MSG_TAKE_EWAYBILL_REQ - 上报车辆电子运单请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9200_0x920B Create_上报车辆电子运单请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9200_0x920B subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9200_0x920B>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路平台间信息交互消息
+		/// DOWN_PLATFORM_MSG_POST_QUERY_REQ - 平台查岗请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9300_0x9301 Create_平台查岗请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9300_0x9301 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9300_0x9301>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路平台间信息交互消息
+		/// DOWN_PLATFORM_MSG_INFO_REQ - 下发平台间报文请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9300_0x9302 Create_下发平台间报文请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9300_0x9302 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9300_0x9302>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路报警信息交互消息
+		/// DOWN_WARN_MSG_URGE_TODO_REQ - 报警督办请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9400_0x9401 Create_报警督办请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9400_0x9401 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9400_0x9401>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路报警信息交互消息
+		/// DOWN_WARN_MSG_INFORM_TIPS - 报警预警
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9400_0x9402 Create_报警预警(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9400_0x9402 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9400_0x9402>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路报警信息交互消息
+		/// DOWN_WARN_MSG_EXG_INFORM - 实时交换报警信息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9400_0x9403 Create_实时交换报警信息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9400_0x9403 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9400_0x9403>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路车辆监管消息
+		/// DOWN_CTRL_MSG_MONITOR_VEHICLE_REQ - 车辆单向监听请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9500_0x9501 Create_车辆单向监听请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9500_0x9501 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9500_0x9501>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路车辆监管消息
+		/// DOWN_CTRL_MSG_TAKE_PHOTO_REQ - 车辆拍照请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9500_0x9502 Create_车辆拍照请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9500_0x9502 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9500_0x9502>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路车辆监管消息
+		/// DOWN_CTRL_MSG_TEXT_INFO - 下发车辆报文请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9500_0x9503 Create_下发车辆报文请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9500_0x9503 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9500_0x9503>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路车辆监管消息
+		/// DOWN_CTRL_MSG_TAKE_TRAVEL_REQ - 上报车辆行驶记录请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9500_0x9504 Create_上报车辆行驶记录请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9500_0x9504 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9500_0x9504>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路车辆监管消息
+		/// DOWN_CTRL_MSG_EMERGENCY_MONITORING_REQ - 车辆应急接入监管平台请求消息
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9500_0x9505 Create_车辆应急接入监管平台请求消息(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9500_0x9505 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9500_0x9505>(jT809SubBusinessType,subBodies);
+		}
+		/// <summary>
+		/// 从链路静态信息交换消息
+		/// DOWN_BASE_MSG_VEHICLE_ADDED - 补报车辆静态信息请求
+		/// auto-generated
+		/// </summary>
+	    public static JT809.Protocol.SubMessageBody.JT809_0x9600_0x9601 Create_补报车辆静态信息请求(this JT809SubBusinessType jT809SubBusinessType,JT809.Protocol.SubMessageBody.JT809_0x9600_0x9601 subBodies)
+		{
+			return Create<JT809.Protocol.SubMessageBody.JT809_0x9600_0x9601>(jT809SubBusinessType,subBodies);
+		}
+	}
+}

src/JT809.Protocol/Extensions/JT809SubPackageExtensionsTemplate.tt

@@ -0,0 +1,51 @@
+<#@ template debug="false" hostspecific="false" language="C#" #>
+<#@ assembly name="netstandard" #>
+<#@ assembly name="System.Core" #>
+<#@ assembly name="System" #>
+<#@ assembly name="$(TargetPath)" #>
+<#@ import namespace="JT809.Protocol" #>
+<#@ import namespace="JT809.Protocol.Enums" #>
+<#@ import namespace="JT809.Protocol.Extensions" #>
+<#@ import namespace="JT809.Protocol.Attributes" #>
+<#@ import namespace="System.Linq" #>
+<#@ import namespace="System.Text" #>
+<#@ import namespace="System.Collections.Generic" #>
+<#@ import namespace="System.Reflection" #>
+<#@ output extension=".cs" #>
+
+<#
+	var types=Enum.GetNames(typeof(JT809SubBusinessType));
+#>
+using JT809.Protocol.Enums;
+
+namespace JT809.Protocol.Extensions
+{
+	/// <summary>
+	/// 子命令包
+	/// auto-generated
+	/// </summary>
+	public static partial class JT809SubPackageExtensions
+    {
+
+<#
+	foreach (var item in types)
+    {
+		JT809SubBusinessType jT809SubBusinessType = item.ToEnum<JT809SubBusinessType>();
+		if (jT809SubBusinessType == JT809SubBusinessType.None)  continue;
+		JT809BodiesTypeAttribute jT809SubBodiesTypeAttribute = jT809SubBusinessType.GetAttribute<JT809BodiesTypeAttribute>();
+		JT809SubBusinessTypeDescriptionAttribute jT809SubBusinessTypeDescriptionAttribute = jT809SubBusinessType.GetAttribute<JT809SubBusinessTypeDescriptionAttribute>();
+#>
+		/// <summary>
+		/// <#= jT809SubBusinessTypeDescriptionAttribute.BusinessType.ToString() #>
+		/// <#= jT809SubBusinessTypeDescriptionAttribute.Code #> - <#= jT809SubBusinessTypeDescriptionAttribute.Name #>
+		/// auto-generated
+		/// </summary>
+	    public static <#= jT809SubBodiesTypeAttribute.JT809BodiesType.FullName #> Create_<#= jT809SubBusinessTypeDescriptionAttribute.Name #>(this JT809SubBusinessType jT809SubBusinessType,<#= jT809SubBodiesTypeAttribute.JT809BodiesType.FullName #> subBodies)
+		{
+			return Create<<#= jT809SubBodiesTypeAttribute.JT809BodiesType.FullName#>>(jT809SubBusinessType,subBodies);
+		}
+<#
+    }
+#>
+	}
+}

src/JT809.Protocol/Formatters/IJT809FormatterOfT.cs

@@ -3,10 +3,15 @@ using System.Buffers;
 
 namespace JT809.Protocol.Formatters
 {
-    public interface IJT809Formatter<T>
+    public interface IJT809Formatter<T>: IJT809Formatter
     {
         T Deserialize(ReadOnlySpan<byte> bytes, out int readSize);
 
         int Serialize(ref byte[] bytes, int offset, T value);
     }
+
+    public interface IJT809Formatter
+    {
+
+    }
 }

src/JT809.Protocol/Formatters/JT809BodiesFormatter.cs

@@ -6,6 +6,7 @@ using System;
 using System.Buffers;
 using System.Collections.Generic;
 using System.Text;
+using JT809.Protocol.Internal;
 
 namespace JT809.Protocol.Formatters
 {
@@ -20,15 +21,9 @@ namespace JT809.Protocol.Formatters
             jT809Bodies.VehicleColor = (JT809VehicleColorType)JT809BinaryExtensions.ReadByteLittle(bytes, ref offset);
             jT809Bodies.SubBusinessType = (JT809SubBusinessType)JT809BinaryExtensions.ReadUInt16Little(bytes, ref offset);
             jT809Bodies.DataLength = JT809BinaryExtensions.ReadUInt32Little(bytes, ref offset);
-            //JT809.Protocol.Enums.JT809BusinessType 映射对应消息特性
-            JT809BodiesTypeAttribute jT809SubBodiesTypeAttribute = jT809Bodies.SubBusinessType.GetAttribute<JT809BodiesTypeAttribute>();
-            if (jT809SubBodiesTypeAttribute == null)
-            {
-                throw new JT809Exception(JT809ErrorCode.GetAttributeError, $"JT809BodiesTypeAttribute Not Found>{jT809Bodies.SubBusinessType.ToString()}");
-            }
             try
             {
-                jT809Bodies.SubBodies = JT809FormatterResolverExtensions.JT809DynamicDeserialize(JT809FormatterExtensions.GetFormatter(jT809SubBodiesTypeAttribute.JT809BodiesType), bytes.Slice(offset, (int)jT809Bodies.DataLength), out readSize);
+                jT809Bodies.SubBodies = jT809Bodies.SubBusinessType.Deserialize(bytes.Slice(offset, (int)jT809Bodies.DataLength), out readSize);
             }
             catch
             {
@@ -43,17 +38,11 @@ namespace JT809.Protocol.Formatters
             offset += JT809BinaryExtensions.WriteStringLittle(bytes, offset, value.VehicleNo, 21);
             offset += JT809BinaryExtensions.WriteByteLittle(bytes, offset, (byte)value.VehicleColor);
             offset += JT809BinaryExtensions.WriteUInt16Little(bytes, offset, (ushort)value.SubBusinessType);
-            //JT809.Protocol.Enums.JT809BusinessType 映射对应消息特性
-            JT809BodiesTypeAttribute jT809SubBodiesTypeAttribute = value.SubBusinessType.GetAttribute<JT809BodiesTypeAttribute>();
-            if (jT809SubBodiesTypeAttribute == null)
-            {
-                throw new JT809Exception(JT809ErrorCode.GetAttributeError, $"JT809BodiesTypeAttribute Not Found>{value.SubBusinessType.ToString()}");
-            }
             try
             {
                 // 先写入内容，然后在根据内容反写内容长度
                 offset = offset + 4;
-                int contentOffset = JT809FormatterResolverExtensions.JT809DynamicSerialize(JT809FormatterExtensions.GetFormatter(jT809SubBodiesTypeAttribute.JT809BodiesType), ref bytes, offset, value.SubBodies);
+                int contentOffset = value.SubBusinessType.Serialize(ref bytes, offset, value.SubBodies);
                 JT809BinaryExtensions.WriteUInt32Little(bytes, offset - 4, (uint)(contentOffset- offset));
                 offset = contentOffset;
             }

src/JT809.Protocol/Formatters/JT809HeaderPackageFromatter.cs → src/JT809.Protocol/Formatters/JT809HeaderPackageFormatter.cs

@@ -6,7 +6,7 @@ using System;
 
 namespace JT809.Protocol.Formatters
 {
-    public class JT809HeaderPackageFromatter : IJT809Formatter<JT809HeaderPackage>
+    public class JT809HeaderPackageFormatter : IJT809Formatter<JT809HeaderPackage>
     {
         public JT809HeaderPackage Deserialize(ReadOnlySpan<byte> bytes, out int readSize)
         {
@@ -35,7 +35,7 @@ namespace JT809.Protocol.Formatters
             // 3.初始化消息头
             try
             {
-                jT809HeaderPackage.Header = JT809FormatterExtensions.GetFormatter<JT809Header>().Deserialize(buffer.Slice(offset, JT809Header.FixedByteLength), out readSize);
+                jT809HeaderPackage.Header = JT809FormatterExtensions.HeaderFormatter.Deserialize(buffer.Slice(offset, JT809Header.FixedByteLength), out readSize);
             }
             catch (Exception ex)
             {
@@ -46,30 +46,25 @@ namespace JT809.Protocol.Formatters
             //  5.1 判断是否有数据体（总长度-固定长度）> 0
             if ((jT809HeaderPackage.Header.MsgLength - JT809Package.FixedByteLength) > 0)
             {
-                //JT809.Protocol.Enums.JT809BusinessType 映射对应消息特性
-                JT809BodiesTypeAttribute jT809BodiesTypeAttribute = jT809HeaderPackage.Header.BusinessType.GetAttribute<JT809BodiesTypeAttribute>();
-                if (jT809BodiesTypeAttribute != null)
+                try
                 {
-                    try
+                    // 5.2 是否加密
+                    switch (jT809HeaderPackage.Header.EncryptFlag)
                     {
-                        // 5.2 是否加密
-                        switch (jT809HeaderPackage.Header.EncryptFlag)
-                        {
-                            case JT809Header_Encrypt.None:
-                                //5.3 处理消息体
-                                jT809HeaderPackage.Bodies = buffer.Slice(offset, checkIndex - offset).ToArray();
-                                break;
-                            case JT809Header_Encrypt.Common:
-                                byte[] bodiesData = JT809GlobalConfig.Instance.Encrypt.Decrypt(buffer.Slice(offset, checkIndex - offset).ToArray(), jT809HeaderPackage.Header.EncryptKey);
-                                jT809HeaderPackage.Bodies = bodiesData;
-                                break;
-                        }
-                    }
-                    catch (Exception ex)
-                    {
-                        throw new JT809Exception(JT809ErrorCode.BodiesParseError, $"offset>{offset.ToString()}", ex);
+                        case JT809Header_Encrypt.None:
+                            //5.3 处理消息体
+                            jT809HeaderPackage.Bodies = buffer.Slice(offset, checkIndex - offset).ToArray();
+                            break;
+                        case JT809Header_Encrypt.Common:
+                            byte[] bodiesData = JT809GlobalConfig.Instance.Encrypt.Decrypt(buffer.Slice(offset, checkIndex - offset).ToArray(), jT809HeaderPackage.Header.EncryptKey);
+                            jT809HeaderPackage.Bodies = bodiesData;
+                            break;
                     }
                 }
+                catch (Exception ex)
+                {
+                    throw new JT809Exception(JT809ErrorCode.BodiesParseError, $"offset>{offset.ToString()}", ex);
+                }
             }
             jT809HeaderPackage.EndFlag = buffer[buffer.Length - 1];
             readSize = buffer.Length;

src/JT809.Protocol/Formatters/JT809PackageFormatter.cs

@@ -2,6 +2,7 @@
 using JT809.Protocol.Enums;
 using JT809.Protocol.Exceptions;
 using JT809.Protocol.Extensions;
+using JT809.Protocol.Internal;
 using System;
 using System.Buffers;
 using System.Collections.Generic;
@@ -38,7 +39,7 @@ namespace JT809.Protocol.Formatters
             // 3.初始化消息头
             try
             {
-                jT809Package.Header = JT809FormatterExtensions.GetFormatter<JT809Header>().Deserialize(buffer.Slice(offset, JT809Header.FixedByteLength), out readSize);
+                jT809Package.Header = JT809FormatterExtensions.HeaderFormatter.Deserialize(buffer.Slice(offset, JT809Header.FixedByteLength), out readSize);
             }
             catch (Exception ex)
             {
@@ -49,30 +50,25 @@ namespace JT809.Protocol.Formatters
             //  5.1 判断是否有数据体（总长度-固定长度）> 0
             if ((jT809Package.Header.MsgLength - JT809Package.FixedByteLength) > 0)
             {
-                //JT809.Protocol.Enums.JT809BusinessType 映射对应消息特性
-                JT809BodiesTypeAttribute jT809BodiesTypeAttribute = jT809Package.Header.BusinessType.GetAttribute<JT809BodiesTypeAttribute>();
-                if (jT809BodiesTypeAttribute != null)
+                try
                 {
-                    try
+                    // 5.2 是否加密
+                    switch (jT809Package.Header.EncryptFlag)
                     {
-                        // 5.2 是否加密
-                        switch (jT809Package.Header.EncryptFlag)
-                        {
-                            case JT809Header_Encrypt.None:
-                                //5.3 处理消息体
-                                jT809Package.Bodies = JT809FormatterResolverExtensions.JT809DynamicDeserialize(JT809FormatterExtensions.GetFormatter(jT809BodiesTypeAttribute.JT809BodiesType), buffer.Slice(offset, checkIndex - offset), out readSize);
-                                break;
-                            case JT809Header_Encrypt.Common:
-                                byte[] bodiesData = JT809GlobalConfig.Instance.Encrypt.Decrypt(buffer.Slice(offset, checkIndex - offset).ToArray(), jT809Package.Header.EncryptKey);
-                                jT809Package.Bodies = JT809FormatterResolverExtensions.JT809DynamicDeserialize(JT809FormatterExtensions.GetFormatter(jT809BodiesTypeAttribute.JT809BodiesType), bodiesData, out readSize);
-                                break;
-                        }
-                    }
-                    catch (Exception ex)
-                    {
-                        throw new JT809Exception(JT809ErrorCode.BodiesParseError,$"offset>{offset.ToString()}", ex);
+                        case JT809Header_Encrypt.None:
+                            //5.3 处理消息体
+                            jT809Package.Bodies = jT809Package.Header.BusinessType.Deserialize(buffer.Slice(offset, checkIndex - offset), out readSize);
+                            break;
+                        case JT809Header_Encrypt.Common:
+                            byte[] bodiesData = JT809GlobalConfig.Instance.Encrypt.Decrypt(buffer.Slice(offset, checkIndex - offset).ToArray(), jT809Package.Header.EncryptKey);
+                            jT809Package.Bodies = jT809Package.Header.BusinessType.Deserialize(bodiesData, out readSize);
+                            break;
                     }
                 }
+                catch (Exception ex)
+                {
+                    throw new JT809Exception(JT809ErrorCode.BodiesParseError,$"offset>{offset.ToString()}", ex);
+                }
             }
             jT809Package.EndFlag = buffer[buffer.Length - 1];
             readSize = buffer.Length;
@@ -83,14 +79,10 @@ namespace JT809.Protocol.Formatters
         {
             // 1. 先序列化数据体，根据数据体的长度赋值给头部，在序列化头部。
             int messageBodyOffset = 0;
-            JT809BodiesTypeAttribute jT809BodiesTypeAttribute = value.Header.BusinessType.GetAttribute<JT809BodiesTypeAttribute>();
-            if (jT809BodiesTypeAttribute != null)
+            if (value.Bodies != null)
             {
-                if (value.Bodies != null)
-                {
-                    // 1.1 处理数据体
-                    messageBodyOffset = JT809FormatterResolverExtensions.JT809DynamicSerialize(JT809FormatterExtensions.GetFormatter(jT809BodiesTypeAttribute.JT809BodiesType), ref bytes, messageBodyOffset, value.Bodies);
-                }
+                // 1.1 处理数据体
+                messageBodyOffset = value.Header.BusinessType.Serialize(ref bytes, messageBodyOffset, value.Bodies);
             }
             byte[] messageBodyData=null;
             if (messageBodyOffset != 0)
@@ -119,7 +111,7 @@ namespace JT809.Protocol.Formatters
                 value.Header.MsgLength = JT809Package.FixedByteLength;
             }
             // 2.1写入头部数据
-            offset = JT809FormatterExtensions.GetFormatter<JT809Header>().Serialize(ref bytes, offset, value.Header);
+            offset = JT809FormatterExtensions.HeaderFormatter.Serialize(ref bytes, offset, value.Header);
             if (messageBodyOffset != 0)
             {
                 // 3. 写入数据体

src/JT809.Protocol/Formatters/SubMessageBodyFormatters/JT809_0x9600_0x1601_Formatter.cs → src/JT809.Protocol/Formatters/SubMessageBodyFormatters/JT809_0x1600_0x1601_Formatter.cs

@@ -7,7 +7,7 @@ using System.Text;
 
 namespace JT809.Protocol.Formatters.SubMessageBodyFormatters
 {
-    public class JT809_0x9600_0x1601_Formatter : IJT809Formatter<JT809_0x1600_0x1601>
+    public class JT809_0x1600_0x1601_Formatter : IJT809Formatter<JT809_0x1600_0x1601>
     {
         public JT809_0x1600_0x1601 Deserialize(ReadOnlySpan<byte> bytes, out int readSize)
         {

src/JT809.Protocol/Internal/BusinessTypeSerializerFactory.cs

@@ -0,0 +1,138 @@
+using JT809.Protocol.Enums;
+using JT809.Protocol.Formatters;
+using JT809.Protocol.Formatters.MessageBodyFormatters;
+using JT809.Protocol.MessageBody;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace JT809.Protocol.Internal
+{
+    static class BusinessTypeSerializerFactory
+    {
+        static JT809_0x1001_Formatter jT809_0x1001_Formatter = new JT809_0x1001_Formatter();
+        static JT809_0x1002_Formatter jT809_0x1002_Formatter = new JT809_0x1002_Formatter();
+        static JT809_0x1003_Formatter jT809_0x1003_Formatter = new JT809_0x1003_Formatter();
+        static JT809_0x1007_Formatter jT809_0x1007_Formatter = new JT809_0x1007_Formatter();
+        static JT809_0x1008_Formatter jT809_0x1008_Formatter = new JT809_0x1008_Formatter();
+        static JT809BodiesFormatter<JT809_0x1200> JT809_0x1200_Formatter = new JT809BodiesFormatter<JT809_0x1200>();
+        static JT809_0x1300_Formatter jT809_0x1300_Formatter = new JT809_0x1300_Formatter();
+        static JT809BodiesFormatter<JT809_0x1400> JT809_0x1400_Formatter = new JT809BodiesFormatter<JT809_0x1400>();
+        static JT809BodiesFormatter<JT809_0x1500> JT809_0x1500_Formatter = new JT809BodiesFormatter<JT809_0x1500>();
+        static JT809BodiesFormatter<JT809_0x1600> JT809_0x1600_Formatter = new JT809BodiesFormatter<JT809_0x1600>();
+        static JT809_0x9001_Formatter jT809_0x9001_Formatter = new JT809_0x9001_Formatter();
+        static JT809_0x9002_Formatter jT809_0x9002_Formatter = new JT809_0x9002_Formatter();
+        static JT809_0x9003_Formatter jT809_0x9003_Formatter = new JT809_0x9003_Formatter();
+        static JT809_0x9007_Formatter jT809_0x9007_Formatter = new JT809_0x9007_Formatter();
+        static JT809_0x9008_Formatter jT809_0x9008_Formatter = new JT809_0x9008_Formatter();
+        static JT809_0x9101_Formatter jT809_0x9101_Formatter = new JT809_0x9101_Formatter();
+        static JT809BodiesFormatter<JT809_0x9200> jT809_0x9200_Formatter = new JT809BodiesFormatter<JT809_0x9200>();
+        static JT809_0x9300_Formatter jT809_0x9300_Formatter = new JT809_0x9300_Formatter();
+        static JT809BodiesFormatter<JT809_0x9400> jT809_0x9400_Formatter = new JT809BodiesFormatter<JT809_0x9400>();
+        static JT809BodiesFormatter<JT809_0x9500> jT809_0x9500_Formatter = new JT809BodiesFormatter<JT809_0x9500>();
+        static JT809BodiesFormatter<JT809_0x9600> jT809_0x9600_Formatter = new JT809BodiesFormatter<JT809_0x9600>();
+
+        public static JT809Bodies Deserialize(this JT809BusinessType jT809BusinessType, ReadOnlySpan<byte> bytes, out int readSize)
+        {
+            switch (jT809BusinessType)
+            {
+                case JT809BusinessType.主链路登录请求消息:
+                    return jT809_0x1001_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.主链路登录应答消息:
+                    return jT809_0x1002_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.主链路注销请求消息:
+                    return jT809_0x1003_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.主链路断开通知消息:
+                    return jT809_0x1007_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.下级平台主动关闭链路通知消息:
+                    return jT809_0x1008_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.主链路动态信息交换消息:
+                    return JT809_0x1200_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.主链路平台间信息交互消息:
+                    return jT809_0x1300_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.主链路报警信息交互消息:
+                    return JT809_0x1400_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.主链路车辆监管消息:
+                    return JT809_0x1500_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.主链路静态信息交换消息:
+                    return JT809_0x1600_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.从链路连接请求消息:
+                    return jT809_0x9001_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.从链路连接应答消息:
+                    return jT809_0x9002_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.从链路注销请求消息:
+                    return jT809_0x9003_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.从链路断开通知消息:
+                    return jT809_0x9007_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.上级平台主动关闭链路通知消息:
+                    return jT809_0x9008_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.接收定位信息数量通知消息:
+                    return jT809_0x9101_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.从链路动态信息交换消息:
+                    return jT809_0x9200_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.从链路平台间信息交互消息:
+                    return jT809_0x9300_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.从链路报警信息交互消息:
+                    return jT809_0x9400_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.从链路车辆监管消息:
+                    return jT809_0x9500_Formatter.Deserialize(bytes, out readSize);
+                case JT809BusinessType.从链路静态信息交换消息:
+                    return jT809_0x9600_Formatter.Deserialize(bytes, out readSize);
+                default:
+                    readSize = 0;
+                    return default;
+            }
+        }
+
+        public static int Serialize(this JT809BusinessType jT809BusinessType, ref byte[] bytes, int offset, dynamic value)
+        {
+            switch (jT809BusinessType)
+            {
+                case JT809BusinessType.主链路登录请求消息:
+                    return jT809_0x1001_Formatter.Serialize(ref bytes,offset, value);
+                case JT809BusinessType.主链路登录应答消息:
+                    return jT809_0x1002_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.主链路注销请求消息:
+                    return jT809_0x1003_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.主链路断开通知消息:
+                    return jT809_0x1007_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.下级平台主动关闭链路通知消息:
+                    return jT809_0x1008_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.主链路动态信息交换消息:
+                    return JT809_0x1200_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.主链路平台间信息交互消息:
+                    return jT809_0x1300_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.主链路报警信息交互消息:
+                    return JT809_0x1400_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.主链路车辆监管消息:
+                    return JT809_0x1500_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.主链路静态信息交换消息:
+                    return JT809_0x1600_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.从链路连接请求消息:
+                    return jT809_0x9001_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.从链路连接应答消息:
+                    return jT809_0x9002_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.从链路注销请求消息:
+                    return jT809_0x9003_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.从链路断开通知消息:
+                    return jT809_0x9007_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.上级平台主动关闭链路通知消息:
+                    return jT809_0x9008_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.接收定位信息数量通知消息:
+                    return jT809_0x9101_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.从链路动态信息交换消息:
+                    return jT809_0x9200_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.从链路平台间信息交互消息:
+                    return jT809_0x9300_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.从链路报警信息交互消息:
+                    return jT809_0x9400_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.从链路车辆监管消息:
+                    return jT809_0x9500_Formatter.Serialize(ref bytes, offset, value);
+                case JT809BusinessType.从链路静态信息交换消息:
+                    return jT809_0x9600_Formatter.Serialize(ref bytes, offset, value);
+                default:
+                    return offset;
+            }
+        }
+    }
+}

src/JT809.Protocol/Internal/SubBodiesTypeSerializerFactory.cs

@@ -0,0 +1,221 @@
+using JT809.Protocol.Enums;
+using JT809.Protocol.Formatters.SubMessageBodyFormatters;
+using System;
+
+namespace JT809.Protocol.Internal
+{
+    static class SubBodiesTypeSerializerFactory
+    {
+        static JT809_0x1200_0x1201_Formatter jT809_0X1200_0X1201_Formatter = new JT809_0x1200_0x1201_Formatter();
+        static JT809_0x1200_0x1202_Formatter jT809_0X1200_0X1202_Formatter = new JT809_0x1200_0x1202_Formatter();
+        static JT809_0x1200_0x1203_Formatter jT809_0X1200_0X1203_Formatter = new JT809_0x1200_0x1203_Formatter();
+        static JT809_0x1200_0x1207_Formatter jT809_0X1200_0X1207_Formatter = new JT809_0x1200_0x1207_Formatter();
+        static JT809_0x1200_0x1209_Formatter jT809_0X1200_0X1209_Formatter = new JT809_0x1200_0x1209_Formatter();
+        static JT809_0x1200_0x120A_Formatter jT809_0X1200_0X120A_Formatter = new JT809_0x1200_0x120A_Formatter();
+        static JT809_0x1200_0x120B_Formatter jT809_0X1200_0X120B_Formatter = new JT809_0x1200_0x120B_Formatter();
+        static JT809_0x1200_0x120C_Formatter jT809_0X1200_0X120C_Formatter = new JT809_0x1200_0x120C_Formatter();
+        static JT809_0x1200_0x120D_Formatter jT809_0X1200_0X120D_Formatter = new JT809_0x1200_0x120D_Formatter();
+        static JT809_0x1300_0x1301_Formatter jT809_0X1300_0X1301_Formatter = new JT809_0x1300_0x1301_Formatter();
+        static JT809_0x1300_0x1302_Formatter jT809_0X1300_0X1302_Formatter = new JT809_0x1300_0x1302_Formatter();
+        static JT809_0x1400_0x1401_Formatter jT809_0X1400_0X1401_Formatter = new JT809_0x1400_0x1401_Formatter();
+        static JT809_0x1400_0x1402_Formatter jT809_0X1400_0X1402_Formatter = new JT809_0x1400_0x1402_Formatter();
+        static JT809_0x1400_0x1403_Formatter jT809_0X1400_0X1403_Formatter = new JT809_0x1400_0x1403_Formatter();
+        static JT809_0x1500_0x1501_Formatter jT809_0X1500_0X1501_Formatter = new JT809_0x1500_0x1501_Formatter();
+        static JT809_0x1500_0x1502_Formatter jT809_0X1500_0X1502_Formatter = new JT809_0x1500_0x1502_Formatter();
+        static JT809_0x1500_0x1503_Formatter jT809_0X1500_0X1503_Formatter = new JT809_0x1500_0x1503_Formatter();
+        static JT809_0x1500_0x1504_Formatter jT809_0X1500_0X1504_Formatter = new JT809_0x1500_0x1504_Formatter();
+        static JT809_0x1500_0x1505_Formatter jT809_0X1500_0X1505_Formatter = new JT809_0x1500_0x1505_Formatter();
+        static JT809_0x1600_0x1601_Formatter jT809_0X1600_0X1601_Formatter = new JT809_0x1600_0x1601_Formatter();
+
+        static JT809_0x9200_0x9202_Formatter jT809_0X9200_0X9202_Formatter = new JT809_0x9200_0x9202_Formatter();
+        static JT809_0x9200_0x9203_Formatter jT809_0X9200_0X9203_Formatter = new JT809_0x9200_0x9203_Formatter();
+        static JT809_0x9200_0x9204_Formatter jT809_0X9200_0X9204_Formatter = new JT809_0x9200_0x9204_Formatter();
+        static JT809_0x9200_0x9205_Formatter jT809_0X9200_0X9205_Formatter = new JT809_0x9200_0x9205_Formatter();
+        static JT809_0x9200_0x9206_Formatter jT809_0X9200_0X9206_Formatter = new JT809_0x9200_0x9206_Formatter();
+        static JT809_0x9200_0x9207_Formatter jT809_0X9200_0X9207_Formatter = new JT809_0x9200_0x9207_Formatter();
+        static JT809_0x9200_0x9208_Formatter jT809_0X9200_0X9208_Formatter = new JT809_0x9200_0x9208_Formatter();
+        static JT809_0x9200_0x9209_Formatter jT809_0X9200_0X9209_Formatter = new JT809_0x9200_0x9209_Formatter();
+        static JT809_0x9300_0x9301_Formatter jT809_0X9300_0X9301_Formatter = new JT809_0x9300_0x9301_Formatter();
+        static JT809_0x9300_0x9302_Formatter jT809_0X9300_0X9302_Formatter = new JT809_0x9300_0x9302_Formatter();
+        static JT809_0x9400_0x9401_Formatter jT809_0X9400_0X9401_Formatter = new JT809_0x9400_0x9401_Formatter();
+        static JT809_0x9400_0x9402_Formatter jT809_0X9400_0X9402_Formatter = new JT809_0x9400_0x9402_Formatter();
+        static JT809_0x9400_0x9403_Formatter jT809_0X9400_0X9403_Formatter = new JT809_0x9400_0x9403_Formatter();
+        static JT809_0x9500_0x9501_Formatter jT809_0X9500_0X9501_Formatter = new JT809_0x9500_0x9501_Formatter();
+        static JT809_0x9500_0x9502_Formatter jT809_0X9500_0X9502_Formatter = new JT809_0x9500_0x9502_Formatter();
+        static JT809_0x9500_0x9503_Formatter jT809_0X9500_0X9503_Formatter = new JT809_0x9500_0x9503_Formatter();
+        static JT809_0x9500_0x9504_Formatter jT809_0X9500_0X9504_Formatter = new JT809_0x9500_0x9504_Formatter();
+        static JT809_0x9500_0x9505_Formatter jT809_0X9500_0X9505_Formatter = new JT809_0x9500_0x9505_Formatter();
+
+
+        public static JT809SubBodies Deserialize(this JT809SubBusinessType jT809SubBusinessType, ReadOnlySpan<byte> bytes, out int readSize)
+        {
+            switch (jT809SubBusinessType)
+            {
+                case JT809SubBusinessType.上传车辆注册信息:
+                    return jT809_0X1200_0X1201_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.实时上传车辆定位信息:
+                    return jT809_0X1200_0X1202_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.车辆定位信息自动补报:
+                    return jT809_0X1200_0X1203_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.申请交换指定车辆定位信息请求:
+                    return jT809_0X1200_0X1207_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.补发车辆定位信息请求:
+                    return jT809_0X1200_0X1209_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.上报车辆驾驶员身份识别信息应答:
+                    return jT809_0X1200_0X120A_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.上报车辆电子运单应答:
+                    return jT809_0X1200_0X120B_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.主动上报驾驶员身份信息:
+                    return jT809_0X1200_0X120C_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.主动上报车辆电子运单信息:
+                    return jT809_0X1200_0X120D_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.平台查岗应答:
+                    return jT809_0X1300_0X1301_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.下发平台间报文应答:
+                    return jT809_0X1300_0X1302_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.报警督办应答:
+                    return jT809_0X1400_0X1401_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.上报报警信息:
+                    return jT809_0X1400_0X1402_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.主动上报报警处理结果信息:
+                    return jT809_0X1400_0X1403_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.车辆单向监听应答:
+                    return jT809_0X1500_0X1501_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.车辆拍照应答:
+                    return jT809_0X1500_0X1502_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.下发车辆报文应答:
+                    return jT809_0X1500_0X1503_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.上报车辆行驶记录应答:
+                    return jT809_0X1500_0X1504_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.车辆应急接入监管平台应答消息:
+                    return jT809_0X1500_0X1505_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.补报车辆静态信息应答:
+                    return jT809_0X1600_0X1601_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.交换车辆定位信息:
+                    return jT809_0X9200_0X9202_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.车辆定位信息交换补发:
+                    return jT809_0X9200_0X9203_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.交换车辆静态信息:
+                    return jT809_0X9200_0X9204_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.启动车辆定位信息交换请求:
+                    return jT809_0X9200_0X9205_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.结束车辆定位信息交换请求:
+                    return jT809_0X9200_0X9206_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.申请交换指定车辆定位信息应答:
+                    return jT809_0X9200_0X9207_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.取消交换指定车辆定位信息应答:
+                    return jT809_0X9200_0X9208_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.补发车辆定位信息应答:
+                    return jT809_0X9200_0X9209_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.平台查岗请求:
+                    return jT809_0X9300_0X9301_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.下发平台间报文请求:
+                    return jT809_0X9300_0X9302_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.报警督办请求:
+                    return jT809_0X9400_0X9401_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.报警预警:
+                    return jT809_0X9400_0X9402_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.实时交换报警信息:
+                    return jT809_0X9400_0X9403_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.车辆单向监听请求:
+                    return jT809_0X9500_0X9501_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.车辆拍照请求:
+                    return jT809_0X9500_0X9502_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.下发车辆报文请求:
+                    return jT809_0X9500_0X9503_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.上报车辆行驶记录请求:
+                    return jT809_0X9500_0X9504_Formatter.Deserialize(bytes, out readSize);
+                case JT809SubBusinessType.车辆应急接入监管平台请求消息:
+                    return jT809_0X9500_0X9505_Formatter.Deserialize(bytes, out readSize);
+                default:
+                    readSize = 0;
+                    return default;
+            }
+        }
+
+        public static int Serialize(this JT809SubBusinessType jT809SubBusinessType, ref byte[] bytes, int offset, dynamic value)
+        {
+            switch (jT809SubBusinessType)
+            {
+                case JT809SubBusinessType.上传车辆注册信息:
+                    return jT809_0X1200_0X1201_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.实时上传车辆定位信息:
+                    return jT809_0X1200_0X1202_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.车辆定位信息自动补报:
+                    return jT809_0X1200_0X1203_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.申请交换指定车辆定位信息请求:
+                    return jT809_0X1200_0X1207_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.补发车辆定位信息请求:
+                    return jT809_0X1200_0X1209_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.上报车辆驾驶员身份识别信息应答:
+                    return jT809_0X1200_0X120A_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.上报车辆电子运单应答:
+                    return jT809_0X1200_0X120B_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.主动上报驾驶员身份信息:
+                    return jT809_0X1200_0X120C_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.主动上报车辆电子运单信息:
+                    return jT809_0X1200_0X120D_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.平台查岗应答:
+                    return jT809_0X1300_0X1301_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.下发平台间报文应答:
+                    return jT809_0X1300_0X1302_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.报警督办应答:
+                    return jT809_0X1400_0X1401_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.上报报警信息:
+                    return jT809_0X1400_0X1402_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.主动上报报警处理结果信息:
+                    return jT809_0X1400_0X1403_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.车辆单向监听应答:
+                    return jT809_0X1500_0X1501_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.车辆拍照应答:
+                    return jT809_0X1500_0X1502_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.下发车辆报文应答:
+                    return jT809_0X1500_0X1503_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.上报车辆行驶记录应答:
+                    return jT809_0X1500_0X1504_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.车辆应急接入监管平台应答消息:
+                    return jT809_0X1500_0X1505_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.补报车辆静态信息应答:
+                    return jT809_0X1600_0X1601_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.交换车辆定位信息:
+                    return jT809_0X9200_0X9202_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.车辆定位信息交换补发:
+                    return jT809_0X9200_0X9203_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.交换车辆静态信息:
+                    return jT809_0X9200_0X9204_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.启动车辆定位信息交换请求:
+                    return jT809_0X9200_0X9205_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.结束车辆定位信息交换请求:
+                    return jT809_0X9200_0X9206_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.申请交换指定车辆定位信息应答:
+                    return jT809_0X9200_0X9207_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.取消交换指定车辆定位信息应答:
+                    return jT809_0X9200_0X9208_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.补发车辆定位信息应答:
+                    return jT809_0X9200_0X9209_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.平台查岗请求:
+                    return jT809_0X9300_0X9301_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.下发平台间报文请求:
+                    return jT809_0X9300_0X9302_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.报警督办请求:
+                    return jT809_0X9400_0X9401_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.报警预警:
+                    return jT809_0X9400_0X9402_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.实时交换报警信息:
+                    return jT809_0X9400_0X9403_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.车辆单向监听请求:
+                    return jT809_0X9500_0X9501_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.车辆拍照请求:
+                    return jT809_0X9500_0X9502_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.下发车辆报文请求:
+                    return jT809_0X9500_0X9503_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.上报车辆行驶记录请求:
+                    return jT809_0X9500_0X9504_Formatter.Serialize(ref bytes, offset, value);
+                case JT809SubBusinessType.车辆应急接入监管平台请求消息:
+                    return jT809_0X9500_0X9505_Formatter.Serialize(ref bytes, offset, value);
+                default:
+                    return offset;
+            }
+        }
+    }
+}

src/JT809.Protocol/JT809.Protocol.csproj

@@ -12,9 +12,9 @@
     <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
     <RepositoryUrl>https://github.com/SmallChi/JT809</RepositoryUrl>
     <PackageProjectUrl>https://github.com/SmallChi/JT809</PackageProjectUrl>
-    <PackageLicenseUrl>https://github.com/SmallChi/JT809/blob/master/LICENSE</PackageLicenseUrl>
+    <license>https://github.com/SmallChi/JT809/blob/master/LICENSE</license>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <Version>1.2.1</Version>
+    <Version>1.3.0</Version>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
@@ -84,12 +84,53 @@
     <Compile Include="Enums\JT809_VehiclePositionEncrypt.cs" />
   </ItemGroup>
 
+  <ItemGroup>
+    <None Include="Extensions\JT809PackageExtensionsTemplate.cs">
+      <DesignTime>True</DesignTime>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>JT809PackageExtensionsTemplate.tt</DependentUpon>
+    </None>
+    <None Include="Extensions\JT809SubPackageExtensionsTemplate.cs">
+      <DesignTime>True</DesignTime>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>JT809SubPackageExtensionsTemplate.tt</DependentUpon>
+    </None>
+  </ItemGroup>
+
   <ItemGroup>
     <PackageReference Include="Microsoft.CSharp" Version="4.5.0" />
     <PackageReference Include="System.Buffers" Version="4.5.0" />
     <PackageReference Include="System.Dynamic.Runtime" Version="4.3.0" />
-    <PackageReference Include="System.Memory" Version="4.5.2" />
+    <PackageReference Include="System.Memory" Version="4.5.3" />
     <PackageReference Include="System.Text.Encoding.CodePages" Version="4.5.1" />
   </ItemGroup>
 
+  <ItemGroup>
+    <None Update="Extensions\JT809PackageExtensionsTemplate.tt">
+      <Generator>TextTemplatingFileGenerator</Generator>
+      <LastGenOutput>JT809PackageExtensionsTemplate.cs</LastGenOutput>
+    </None>
+    <None Update="Extensions\JT809SubPackageExtensionsTemplate.tt">
+      <Generator>TextTemplatingFileGenerator</Generator>
+      <LastGenOutput>JT809SubPackageExtensionsTemplate.cs</LastGenOutput>
+    </None>
+  </ItemGroup>
+
+  <ItemGroup>
+    <Service Include="{508349b6-6b84-4df5-91f0-309beebad82d}" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Update="Extensions\JT809PackageExtensionsTemplate.cs">
+      <DesignTime>True</DesignTime>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>JT809PackageExtensionsTemplate.tt</DependentUpon>
+    </Compile>
+    <Compile Update="Extensions\JT809SubPackageExtensionsTemplate.cs">
+      <DesignTime>True</DesignTime>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>JT809SubPackageExtensionsTemplate.tt</DependentUpon>
+    </Compile>
+  </ItemGroup>
+
 </Project>

src/JT809.Protocol/JT809HeaderPackage.cs

@@ -9,7 +9,7 @@ namespace JT809.Protocol
     /// <summary>
     /// JT809头部数据包
     /// </summary>
-    [JT809Formatter(typeof(JT809HeaderPackageFromatter))]
+    [JT809Formatter(typeof(JT809HeaderPackageFormatter))]
     public class JT809HeaderPackage
     {
         public byte BeginFlag { get; set; } = JT809Package.BEGINFLAG;

src/JT809.Protocol/JT809Serializer.cs

@@ -14,12 +14,21 @@ namespace JT809.Protocol
     {
         public static byte[] Serialize(JT809Package jT809Package, int minBufferSize = 1024)
         {
-            return Serialize<JT809Package>(jT809Package, minBufferSize);
+            byte[] buffer = JT809ArrayPool.Rent(minBufferSize);
+            try
+            {
+                var len = JT809FormatterExtensions.PackageFormatter.Serialize(ref buffer, 0, jT809Package);
+                return buffer.AsSpan(0, len).ToArray();
+            }
+            finally
+            {
+                JT809ArrayPool.Return(buffer);
+            }
         }
 
         public static JT809Package Deserialize(ReadOnlySpan<byte> bytes)
         {
-            return Deserialize<JT809Package>(bytes);
+            return JT809FormatterExtensions.PackageFormatter.Deserialize(bytes, out _);
         }
 
         public static byte[] Serialize<T>(T obj, int minBufferSize = 1024)
@@ -39,9 +48,7 @@ namespace JT809.Protocol
 
         public static T Deserialize<T>(ReadOnlySpan<byte> bytes)
         {
-            var formatter = JT809FormatterExtensions.GetFormatter<T>();
-            int readSize;
-            return formatter.Deserialize(bytes, out readSize);
+            return JT809FormatterExtensions.GetFormatter<T>().Deserialize(bytes, out _);
         }
     }
 }

src/JT809.Protocol/SubMessageBody/JT809_0x1600_0x1601.cs

@@ -11,7 +11,7 @@ namespace JT809.Protocol.SubMessageBody
     /// <para>子业务类型标识:UP_BASE_MSG_VEHICLE_ADDED_ACK</para>
     /// <para>描述:上级平台应答下级平台发送的补报车辆静态信息清求消息</para>
     /// </summary>
-    [JT809Formatter(typeof(JT809_0x9600_0x1601_Formatter))]
+    [JT809Formatter(typeof(JT809_0x1600_0x1601_Formatter))]
     public class JT809_0x1600_0x1601:JT809SubBodies
     {
         /// <summary>

src/JT809.Protocol/SubMessageBody/JT809_0x9200_0x9204.cs

@@ -12,7 +12,7 @@ namespace JT809.Protocol.SubMessageBody
     ///  <para>描述:在首次启动跨域车辆定位信息交换，或者以后交换过程中车辆静态信息有更新时，由上级平台向下级平台下发一次车辆静态信息。下.级平台接收后自行更新该车辆静态信息</para>
     /// </summary>
     [JT809Formatter(typeof(JT809_0x9200_0x9204_Formatter))]
-    public class JT809_0x9200_0x9204
+    public class JT809_0x9200_0x9204:JT809SubBodies
     {
         /// <summary>
         /// 车辆信息

src/JT809.Protocol/SubMessageBody/JT809_0x9200_0x920B.cs

@@ -8,7 +8,7 @@ namespace JT809.Protocol.SubMessageBody
     /// 上报车辆电子运单请求消息
     /// <para>子业务类型标识:DOWN_EXG_MSG_TAKE_EWAYBILL_REQ</para>
     /// </summary>
-    public class JT809_0x9200_0x920B
+    public class JT809_0x9200_0x920B:JT809SubBodies
     {
     }
 }