自写生成实体类工具

sql
CREATE PROCEDURE GetTableInfo
@TableName nvarchar(50)
AS
BEGIN
    SET NOCOUNT ON;
    select colname=sc.name,datatype=type_name(sc.user_type_id) 
from sys.columns sc inner join sys.tables st 
on sc.object_id=st.object_id 
where st.name = @TableName
END

实体类模板
using System;
using System.Collections.Generic;
using System.Text;
using DA.Common;

namespace DA.BusinessEntities.TO
{
    public class $TableName$:EntityBase 
    {
        
        $TableColumn$
        
    }
}

生成实体类代码
using System;
using System.Data;
using System.Text;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.Common;
using Microsoft.Practices.EnterpriseLibrary.Data;
using System.IO;

/**//// <summary>
/// CreateClass 的摘要说明
/// </summary>
public class CreateClass
{
    public static string CreateTo(string TableName)
    {
        string DataType = "string";
        string TableColum = string.Empty;
        string TableColums = string.Empty;

        DataSet ds = GetTableInfo(TableName);
        foreach (DataRow dr in ds.Tables[0].Rows)
        {
            DataType = GetDbType1(dr["datatype"].ToString());

            TableColum = "private " + DataType + " _" + dr["colname"].ToString().ToLower() + ";\n\n";
            TableColum += "public " + DataType + " " + dr["colname"].ToString() + "\n{\n";
            TableColum += "  get { return _" + dr["colname"].ToString().ToLower() + "; }\n";
            TableColum += "  set { _" + dr["colname"].ToString().ToLower() + " = value; }\n";
            TableColum += "}\n\n";

            TableColums += TableColum;

        }

        iHtml ihtml = new iHtml(Encoding.GetEncoding("gb2312"));
        ihtml.ReadHtmlModel(HttpContext.Current.Server.MapPath("templete/to.txt"));
        ihtml.Replace("$TableName$", TableName);
        ihtml.Replace("$TableColumn$", TableColums);
        ihtml.WriteHtmlModel(@"D:\xxx\xxmysite\mysite\To\" + TableName + ".cs");
        return ihtml.Content;
    }
    //数据库的字段类型
    private static string GetDbType1(string DataType)
    {
        switch (DataType.ToLower())
        {
            case "int":
                return "int";
                break;
            case "datetime":
                return "DateTime";
                break;
            default:
                return "string";
                break;
        }
    }
    //返回dataset 表的字段和类型
    public static DataSet GetTableInfo(string TableName)
    {
        Database db = DatabaseFactory.CreateDatabase("FusionConnection");
        DbCommand cmd = db.GetStoredProcCommand("GetTableInfo");

        db.AddInParameter(cmd, "TableName", DbType.String, TableName);
        return db.ExecuteDataSet(cmd);
    }
}
public class iHtml
{
    string strContent = string.Empty;
    Encoding code = Encoding.GetEncoding("gb2312");

    public iHtml(Encoding Code)
    {
        code = Code;
    }

    操作文件#region 操作文件

    public bool ReadHtmlModel(string FilePath)
    {
        bool b = true;

        // 读取模板文件 
        StreamReader sr = null;
        try
        {
            sr = new StreamReader(FilePath, code);
            strContent = sr.ReadToEnd(); // 读取文件 
        }
        catch
        {
            sr.Close();
            b = false;
        }

        return b;
    }

    public bool WriteHtmlModel(string FilePath)
    {
        bool b = true;

        StreamWriter sw = null;

        // 写文件 
        try
        {
            sw = new StreamWriter(FilePath, false, code);
            sw.Write(strContent);
            sw.Flush();
        }
        catch
        {
            b = false;
        }
        finally
        {
            sw.Close();
        }

        return b;
    }


    #endregion

    替换操作#region 替换操作

    public void Replace(string Title, string Value)
    {
        strContent = strContent.Replace(Title, Value);
    }

    #endregion

    public string Content
    {
        get
        {
            return strContent;
        }
    }
}