CODE-利用T4依XML產生多個資料物件

<?xml version="1.0" encoding="utf-8" ?>

<datatable>

  <table id="Running" version="1.0">

    <col name="RunDateTime" datatype="System.DateTime" pkey="Y"/>

    <col name="RunnerId"    datatype="System.String" pkey="Y"/>

    <col name="Record"        datatype="System.String"/>

  </table>

  <table id="Runner" version="1.0">

    <col name="RunnerId"    datatype="System.String" pkey="Y"/>

    <col name="Name"        datatype="System.String" />

    <col name="Birthday"    datatype="System.DateTime" />

  </table>

</datatable>

using System.ComponentModel.DataAnnotations;

public class Runner

{

    [Key]

    public System.String RunnerId { get; set; }

    public System.String Name { get; set; }

    public System.DateTime Birthday { get; set; }

}

<#@ template  debug="true" hostSpecific="true" #>

<#@ output extension=".log" #>

<#@ Assembly Name="System.Core.dll" #>

<#@ Assembly Name="System.Windows.Forms.dll" #>

<#@ Assembly Name="System.Xml.dll" #>

<#@ Assembly Name="System.Xml.Linq.dll" #>

<#@ import namespace="System" #>

<#@ import namespace="System.IO" #>

<#@ import namespace="System.Diagnostics" #>

<#@ import namespace="System.Linq" #>

<#@ import namespace="System.Xml" #>

<#@ import namespace="System.Xml.Linq" #>

<#@ import namespace="System.Collections" #>

<#@ import namespace="System.Collections.Generic" #> 

<#

    string currPath = Path.GetDirectoryName(Host.TemplateFile);

    XDocument xd = XDocument.Load(Path.Combine(currPath, "marathon.xml"));

    foreach (var t in xd.Root.Elements()) {

        string tableName = t.Attribute("id").Value;

#>

using System.ComponentModel.DataAnnotations;

public class <#= tableName #>

{

<#

        foreach (var c in t.Elements()) {

            string name = c.Attribute("name").Value;

            string type = c.Attribute("datatype").Value;

            bool isPK = c.Attribute("pkey") != null;

            if (isPK) {

#>

    [Key]

<#

            }

#>

    public <#= type #> <#= name #> { get; set; }

<#

        }

#>

}

<#

        string relativeOutputFilePath = "Code\\" + tableName + ".cs";

        string outputFilePath = Path.Combine(currPath, relativeOutputFilePath);

        TemplateHelper.WriteTemplateOutputToFile(outputFilePath, GenerationEnvironment);

    }

#>

<#+

//REF: http://bit.ly/X9wTu0

public class TemplateHelper

{

    public static void WriteTemplateOutputToFile(

        string outputFilePath,

        System.Text.StringBuilder genEnvironment)

    {

        System.IO.File.WriteAllText(outputFilePath, genEnvironment.ToString());

        genEnvironment.Clear();

    }

}

#>