文胜鼎公司专属服务端，简单tcp通信，json协议

Author: nnhy

.gitignore

@@ -30,3 +30,4 @@ set.config
 /Avatars
 /BinServer
 /BinClient
+/BinVsd

Vsd.Data/Entity/产品.Biz.cs

@@ -0,0 +1,105 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using System.Web;
+using System.Xml.Serialization;
+using NewLife;
+using NewLife.Data;
+using NewLife.Log;
+using NewLife.Model;
+using NewLife.Reflection;
+using NewLife.Security;
+using NewLife.Threading;
+using NewLife.Web;
+using XCode;
+using XCode.Cache;
+using XCode.Configuration;
+using XCode.DataAccessLayer;
+using XCode.Membership;
+
+namespace Vsd.Entity
+{
+    /// <summary>产品</summary>
+    public partial class Product : Entity<Product>
+    {
+        #region 对象操作
+        static Product()
+        {
+            // 累加字段
+            //var df = Meta.Factory.AdditionalFields;
+            //df.Add(__.Status);
+
+            // 过滤器 UserModule、TimeModule、IPModule
+            Meta.Modules.Add<UserModule>();
+            Meta.Modules.Add<TimeModule>();
+            Meta.Modules.Add<IPModule>();
+
+            // 单对象缓存
+            var sc = Meta.SingleCache;
+            sc.FindSlaveKeyMethod = k => Find(__.Name, k);
+            sc.GetSlaveKeyMethod = e => e.Name;
+        }
+
+        /// <summary>验证数据，通过抛出异常的方式提示验证失败。</summary>
+        /// <param name="isNew">是否插入</param>
+        public override void Valid(Boolean isNew)
+        {
+            // 如果没有脏数据，则不需要进行任何处理
+            if (!HasDirty) return;
+
+            if (isNew)
+            {
+                // 自动生成产品证书密钥
+                if (Code.IsNullOrEmpty()) Code = Rand.NextString(4);
+                if (Secret.IsNullOrEmpty()) Secret = Rand.NextString(8);
+            }
+        }
+        #endregion
+
+        #region 扩展属性
+        #endregion
+
+        #region 扩展查询
+        /// <summary>根据编号查找</summary>
+        /// <param name="id">编号</param>
+        /// <returns>实体对象</returns>
+        public static Product FindByID(Int32 id)
+        {
+            if (id <= 0) return null;
+
+            // 实体缓存
+            if (Meta.Session.Count < 1000) return Meta.Cache.Find(e => e.ID == id);
+
+            // 单对象缓存
+            return Meta.SingleCache[id];
+
+            //return Find(_.ID == id);
+        }
+
+        /// <summary>根据名称查找</summary>
+        /// <param name="name">名称</param>
+        /// <returns>实体对象</returns>
+        public static Product FindByName(String name)
+        {
+            // 实体缓存
+            if (Meta.Session.Count < 1000) return Meta.Cache.Find(e => e.Name == name);
+
+            // 单对象缓存
+            //return Meta.SingleCache.GetItemWithSlaveKey(name) as Product;
+
+            return Find(_.Name == name);
+        }
+        #endregion
+
+        #region 高级查询
+        #endregion
+
+        #region 业务操作
+        #endregion
+    }
+}