关于XMLSerialization对复杂类的读跟写

关于XMLSerialization对复杂类的读和写
最近，为了将一个窗口内所有控件的值保存到一个XML文件中，得研究一个如何将一个类的值全部保存到一个XML文件中的例子。

于是google
http://msdn.microsoft.com/en-us/4kaaezfd(v=vs.90)
得到了这个地址，非常好，详细地给出了读写简单类的方法。

可惜，在进行复杂类的写入的时候，就是一个类内有另外一个的时候，出问题了，于是继续g
得到了 http://blog.csdn.net/menglin2010/article/details/7165553
这个例子。非常好，但是没有关于读的内容，于是，对微软的例子进行了一定的修改之后。内容如下。

学生类  student.cs

using System;using System.Collections.Generic;using System.Linq;using System.Text;using ConsoleApplication1;using System.Xml;using System.Xml.Serialization;namespace ConsoleApplication1{    public class student    {        //学生名字        private string _name;        [XmlElement]        public string name        {            get { return _name; }            set { _name = value; }        }        //学生年龄        private string _age = "";        [XmlElement]        public string age        {            get { return _age; }            set { _age = value; }        }    }}

using System;using System.Collections.Generic;using ConsoleApplication1;using System.Xml;using System.Xml.Serialization;namespace ConsoleApplication1{    [Serializable()]    [XmlRoot]    public class Book    {        public string title;        public int page;        public student sname;        public Book()        {        }        private static void Main()        {            Book introToVCS = new Book();            introToVCS.title = "Intro to Visual CSharp";            introToVCS.page = 26;            introToVCS.sname = new student();            introToVCS.sname.name = "xixi";            introToVCS.sname.age = "15";            System.Xml.Serialization.XmlSerializer writer =                new System.Xml.Serialization.XmlSerializer(                    introToVCS.GetType());            System.IO.StreamWriter file =                new System.IO.StreamWriter("c:\\IntroToVCS.xml");            writer.Serialize(file, introToVCS);            file.Close();        }    }}

using System;//http://msdn.microsoft.com/en-us/4kaaezfd(v=vs.90)using ConsoleApplication1;public class Book{    public string title;    public int page;    public student sname;    public Book()    {    }    static void Main()    {        Book introToVCS = new Book();        System.Xml.Serialization.XmlSerializer reader = new        System.Xml.Serialization.XmlSerializer(introToVCS.GetType());        // Read the XML file.        System.IO.StreamReader file =            new System.IO.StreamReader("c:\\IntroToVCS.xml");        // Deserialize the content of the file into a Book object.        introToVCS = (Book)reader.Deserialize(file);        System.Windows.Forms.MessageBox.Show(introToVCS.title, "Book Title");        System.Windows.Forms.MessageBox.Show(System.Convert.ToString(introToVCS.page), "Book PAGES");        System.Windows.Forms.MessageBox.Show(System.Convert.ToString(introToVCS.sname.name), "NAME");    }}