T4模板生成器案例

<#@ template debug="false" hostspecific="true" language="C#" #>
<#@ include file="EF.Utility.CS.ttinclude" #>
<#@ output extension=".cs" #>
<#
CodeGenerationTools code=new CodeGenerationTools(this);
MetadataLoader loader=new MetadataLoader(this);
CodeRegion region=new CodeRegion(this,1);
MetadataTools ef=new MetadataTools(this);

string inputfile=@"..\\Model\\Model1.edmx";

EdmItemCollection ItemCollection=loader.CreateEdmItemCollection(inputfile);

string namespaceName=code.VsNamespaceSuggestion();

EntityFrameworkTemplateFileManager fileManager=EntityFrameworkTemplateFileManager.Create(this);

#>

using Model;
using IDAL;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DAL
{
<#
// Emit Entity Types

foreach (EntityType entity in ItemCollection.GetItems<EntityType>().OrderBy(e => e.Name))
{
    //fileManager.StartNewFile(entity.Name + "RepositoryExt.cs");
    //BeginNamespace(namespaceName, code);    
#>		
	public partial class <#=entity.Name#>Dal :BaseDal<<#=entity.Name#>>,I<#=entity.Name#>Dal
    {

    }
<#}#>
}

生成的代码

using Model;
using IDAL;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DAL
{
		
	public partial class ActionInfoDal :BaseDal<ActionInfo>,IActionInfoDal
    {

    }
		
	public partial class DepartmentDal :BaseDal<Department>,IDepartmentDal
    {

    }
		
	public partial class FileInfoDal :BaseDal<FileInfo>,IFileInfoDal
    {

    }
		
	public partial class OrderInfoDal :BaseDal<OrderInfo>,IOrderInfoDal
    {

    }
		
	public partial class R_UserInfo_ActionInfoDal :BaseDal<R_UserInfo_ActionInfo>,IR_UserInfo_ActionInfoDal
    {

    }
		
	public partial class RoleInfoDal :BaseDal<RoleInfo>,IRoleInfoDal
    {

    }
		
	public partial class UserInfoDal :BaseDal<UserInfo>,IUserInfoDal
    {

    }
		
	public partial class WF_InstanceDal :BaseDal<WF_Instance>,IWF_InstanceDal
    {

    }
		
	public partial class WF_StepInfoDal :BaseDal<WF_StepInfo>,IWF_StepInfoDal
    {

    }
		
	public partial class WF_TempDal :BaseDal<WF_Temp>,IWF_TempDal
    {

    }
}