XmlSerializer.Deserialize 方法 (System.Xml.Serialization)

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public:
 System::Object ^ Deserialize(System::IO::Stream ^ stream);

public object Deserialize (System.IO.Stream stream);

public object? Deserialize (System.IO.Stream stream);

member this.Deserialize : System.IO.Stream -> obj

Public Function Deserialize (stream As Stream) As Object

using namespace System; using namespace System::IO; using namespace System::Xml::Serialization; // This is the class that will be deserialized. public ref class OrderedItem public: [XmlElement(Namespace="http://www.cpandl.com")] String^ ItemName; [XmlElement(Namespace="http://www.cpandl.com")] String^ Description; [XmlElement(Namespace="http://www.cohowinery.com")] Decimal UnitPrice; [XmlElement(Namespace="http://www.cpandl.com")] int Quantity; [XmlElement(Namespace="http://www.cohowinery.com")] Decimal LineTotal; // A custom method used to calculate price per item. void Calculate() LineTotal = UnitPrice * Quantity; void DeserializeObject(String^ filename) Console::WriteLine("Reading with Stream"); // Create an instance of the XmlSerializer. XmlSerializer^ serializer = gcnew XmlSerializer(OrderedItem::typeid); // Declare an object variable of the type to be deserialized. OrderedItem^ i; // Reading the XML document requires a FileStream. Stream^ reader = gcnew FileStream(filename, FileMode::Open); // Call the Deserialize method to restore the object's state. i = dynamic_cast<OrderedItem^>(serializer->Deserialize(reader)); finally delete reader; // Write out the properties of the object. Console::Write("{0}\t{1}\t{2}\t{3}\t{4}", i->ItemName, i->Description, i->UnitPrice, i->Quantity, i->LineTotal); int main() // Read a purchase order. DeserializeObject( "simple.xml" );


   using System;
using System.IO;
using System.Xml.Serialization;
// This is the class that will be deserialized.
public class OrderedItem
    [XmlElement(Namespace = "http://www.cpandl.com")]
    public string ItemName;
    [XmlElement(Namespace = "http://www.cpandl.com")]
    public string Description;
    [XmlElement(Namespace="http://www.cohowinery.com")]
    public decimal UnitPrice;
    [XmlElement(Namespace = "http://www.cpandl.com")]
    public int Quantity;
    [XmlElement(Namespace="http://www.cohowinery.com")]
    public decimal LineTotal;
    // A custom method used to calculate price per item.
    public void Calculate()
        LineTotal = UnitPrice * Quantity;
public class Test
    public static void Main()
        Test t = new Test();
        // Read a purchase order.
        t.DeserializeObject("simple.xml");
    private void DeserializeObject(string filename)
        Console.WriteLine("Reading with Stream");
        // Create an instance of the XmlSerializer.
        XmlSerializer serializer =
        new XmlSerializer(typeof(OrderedItem));
        // Declare an object variable of the type to be deserialized.
        OrderedItem i;
        using (Stream reader = new FileStream(filename, FileMode.Open))
            // Call the Deserialize method to restore the object's state.
            i = (OrderedItem)serializer.Deserialize(reader);
        // Write out the properties of the object.
        Console.Write(
        i.ItemName + "\t" +
        i.Description + "\t" +
        i.UnitPrice + "\t" +
        i.Quantity + "\t" +
        i.LineTotal);
   
    Imports System.IO
Imports System.Xml.Serialization
' This is the class that will be deserialized.
Public Class OrderedItem
    <XmlElement(Namespace := "http://www.cpandl.com")> _
    Public ItemName As String
    <XmlElement(Namespace := "http://www.cpandl.com")> _
    Public Description As String
    <XmlElement(Namespace := "http://www.cohowinery.com")> _
    Public UnitPrice As Decimal
    <XmlElement(Namespace := "http://www.cpandl.com")> _
    Public Quantity As Integer
    <XmlElement(Namespace := "http://www.cohowinery.com")> _
    Public LineTotal As Decimal
    'A custom method used to calculate price per item.
    Public Sub Calculate()
        LineTotal = UnitPrice * Quantity
    End Sub
End Class
Public Class Test
    Public Shared Sub Main()
        Dim t As New Test()
        ' Read a purchase order.
        t.DeserializeObject("simple.xml")
    End Sub
    Private Sub DeserializeObject(ByVal filename As String)
        Console.WriteLine("Reading with Stream")
        ' Create an instance of the XmlSerializer.
        Dim serializer As New XmlSerializer(GetType(OrderedItem))       
        ' Declare an object variable of the type to be deserialized.
        Dim i As OrderedItem
        Using reader As New Filestream(filename, FileMode.Open)
            ' Call the Deserialize method to restore the object's state.
            i = CType(serializer.Deserialize(reader), OrderedItem)
        End Using
        ' Write out the properties of the object.
        Console.Write(i.ItemName & ControlChars.Tab & _
                      i.Description & ControlChars.Tab & _
                      i.UnitPrice & ControlChars.Tab & _
                      i.Quantity & ControlChars.Tab & _
                      i.LineTotal)
    End Sub
End Class
    
     <?xml version="1.0"?>
 <OrderedItem xmlns:inventory="http://www.cpandl.com" xmlns:money="http://www.cohowinery.com">
   <inventory:ItemName>Widget</inventory:ItemName>
   <inventory:Description>Regular Widget</inventory:Description>
   <money:UnitPrice>2.3</money:UnitPrice>
   <inventory:Quantity>10</inventory:Quantity>
   <money:LineTotal>23</money:LineTotal>
 </OrderedItem>
     
      反序列化是读取 XML 文档并构造一个对象的过程，该对象强类型化为文档的 XML 架构 (XSD) 。
     




    

     
      在反序列化之前，
      
       XmlSerializer
      
      必须使用正在反序列化的对象的类型构造 。
     
     
      
       stream
      
      使用 参数指定派生自
      
       Stream
      
      类的对象，该类旨在写入流。 派生自 类的
      
       Stream
      
      类包括：
     
     
      
       
        BufferedStream
       
      
     
     
      
       
        FileStream
       
      
     
     
      
       
        MemoryStream
       
      
     
     
      
       
        NetworkStream
       
      
     
     
      
       
        CryptoStream
       
      
      
       无法
       
        XmlSerializer
       
       反序列化以下内容：的
       
        ArrayList
       
       数组和 的
       
        List<T>
       
       数组。
      
      public:
 System::Object ^ Deserialize(System::IO::TextReader ^ textReader);
      public object Deserialize (System.IO.TextReader textReader);
      public object? Deserialize (System.IO.TextReader textReader);
      member this.Deserialize : System.IO.TextReader -> obj
      Public Function Deserialize (textReader As TextReader) As Object
      using namespace System::IO;
using namespace System::Text;
using namespace System::Xml::Serialization;
// This is the class that will be deserialized.
public ref class OrderedItem
public:
    String^ ItemName;
    String^ Description;
    Decimal UnitPrice;
    int Quantity;
    Decimal LineTotal;
    // A custom method used to calculate price per item.
    void Calculate()
        LineTotal = UnitPrice * Quantity;
void DeserializeObject( String^ filename )
    Console::WriteLine( "Reading with TextReader" );
    // Create an instance of the XmlSerializer specifying type.
    XmlSerializer^ serializer = gcnew XmlSerializer( OrderedItem::typeid );
    /* Create a TextReader to read the file. Specify an
       Encoding to use. */
    TextReader^ reader = gcnew StreamReader( filename,Encoding::Unicode );
    // Declare an object variable of the type to be deserialized.
    OrderedItem^ i;
    // Use the Deserialize method to restore the object's state.
    i = dynamic_cast<OrderedItem^>(serializer->Deserialize( reader ));
    // Write out the properties of the object.
    Console::Write( "{0}\t{1}\t{2}\t{3}\t{4}", i->ItemName, i->Description, i->UnitPrice, i->Quantity, i->LineTotal );
int main()
    // Read a purchase order.
    DeserializeObject( "simple.xml" );
      
       using System;
using System.IO;
using System.Text;
using System.Xml.Serialization;
// This is the class that will be deserialized.
public class OrderedItem
    [XmlElement(Namespace = "http://www.cpandl.com")]
    public string ItemName;
    [XmlElement(Namespace = "http://www.cpandl.com")]
    public string Description;
    [XmlElement(Namespace = "http://www.cohowinery.com")]
    public decimal UnitPrice;
    [XmlElement(Namespace = "http://www.cpandl.com")]
    public int Quantity;
    [XmlElement(Namespace = "http://www.cohowinery.com")]
    public decimal LineTotal;
    // A custom method used to calculate price per item.
    public void Calculate()
        LineTotal = UnitPrice * Quantity;
public class Test
   public static void Main()
        Test t = new Test();
        // Read a purchase order.
        t.DeserializeObject("simple.xml");
    private void DeserializeObject(string filename)
        Console.WriteLine("Reading with TextReader");
        // Create an instance of the XmlSerializer specifying type.
        XmlSerializer serializer =
        new XmlSerializer(typeof(OrderedItem));
        // Create a TextReader to read the file.
        FileStream fs = new FileStream(filename, FileMode.OpenOrCreate);
        TextReader reader = new StreamReader(fs);
        // Declare an object variable of the type to be deserialized.
        OrderedItem i;
        // Use the Deserialize method to restore the object's state.
        i = (OrderedItem) serializer.Deserialize(reader);
        // Write out the properties of the object.
        Console.Write(
            i.ItemName + "\t" +
            i.Description + "\t" +
            i.UnitPrice + "\t" +
            i.Quantity + "\t" +
            i.LineTotal);
       
        Imports System.IO
Imports System.Text
Imports System.Xml.Serialization
' This is the class that will be deserialized.
Public Class OrderedItem
    <XmlElement(Namespace := "http://www.cpandl.com")> _
    Public ItemName As String
    <XmlElement(Namespace := "http://www.cpandl.com")> _
    Public Description As String
    <XmlElement(Namespace := "http://www.cohowinery.com")> _
    Public UnitPrice As Decimal
    <XmlElement(Namespace := "http://www.cpandl.com")> _
    Public Quantity As Integer
    <XmlElement(Namespace := "http://www.cohowinery.com")> _
    Public LineTotal As Decimal
    ' A custom method used to calculate price per item.
    Public Sub Calculate()
        LineTotal = UnitPrice * Quantity
    End Sub
End Class
Public Class Test
    Public Shared Sub Main()
        Dim t As New Test()
        ' Read a purchase order.
        t.DeserializeObject("simple.xml")
    End Sub
    Private Sub DeserializeObject(filename As String)
        Console.WriteLine("Reading with TextReader")
        ' Create an instance of the XmlSerializer specifying type.
        Dim serializer As New XmlSerializer(GetType(OrderedItem))
        ' Create a TextReader to read the file. 
        Dim fs as New FileStream(filename, FileMode.OpenOrCreate)
        Dim reader As New StreamReader(fs)
        ' Declare an object variable of the type to be deserialized.
        Dim i As OrderedItem
        ' Use the Deserialize method to restore the object's state.
        i = CType(serializer.Deserialize(reader), OrderedItem)
        ' Write out the properties of the object.
        Console.Write(i.ItemName & ControlChars.Tab & _
                      i.Description & ControlChars.Tab & _
                      i.UnitPrice & ControlChars.Tab & _
                      i.Quantity & ControlChars.Tab & _
                      i.LineTotal)
    End Sub
End Class
        
         反序列化是读取 XML 文档的实例并构造一个对象的过程，该对象被强类型化为文档的 XML 架构 (XSD) 。
        
        
         在反序列化之前，
         
          XmlSerializer
         
         必须使用正在反序列化的对象的类型构造 。
        
        
         继承自
         
          TextReader
         
         的类包括
         
          StringReader
         
         和
         
          StreamReader
         
         。 如果使用
         
          StreamReader
         
         反序列化对象，则必须使用适当的
         
          Encoding
         
         构造
         
          StreamReader
         
         。 将忽略 XML 文档指定的编码。
        




    

        
         若要使用 XML 文档指定的编码，请改用
         
          Deserialize
         
         采用 的
         
          XmlReader
         
         重载。 自动
         
          XmlReader
         
         检测并使用 XML 文档指定的编码。
        
        
         无法
         
          XmlSerializer
         
         反序列化以下内容：的
         
          ArrayList
         
         数组和 的
         
          List<T>
         
         数组。
        
        protected:
 virtual System::Object ^ Deserialize(System::Xml::Serialization::XmlSerializationReader ^ reader);
        protected virtual object Deserialize (System.Xml.Serialization.XmlSerializationReader reader);
        abstract member Deserialize : System.Xml.Serialization.XmlSerializationReader -> obj
override this.Deserialize : System.Xml.Serialization.XmlSerializationReader -> obj
        Protected Overridable Function Deserialize (reader As XmlSerializationReader) As Object
        public:
 System::Object ^ Deserialize(System::Xml::XmlReader ^ xmlReader);
        public object Deserialize (System.Xml.XmlReader xmlReader);
        public object? Deserialize (System.Xml.XmlReader xmlReader);
        member this.Deserialize : System.Xml.XmlReader -> obj
        Public Function Deserialize (xmlReader As XmlReader) As Object
        using namespace System::Text;
using namespace System::Xml;
using namespace System::Xml::Serialization;
// This is the class that will be deserialized.
public ref class OrderedItem
public:
    String^ ItemName;
    String^ Description;
    Decimal UnitPrice;
    int Quantity;
    Decimal LineTotal;
    // A custom method used to calculate price per item.
    void Calculate()
        LineTotal = UnitPrice * Quantity;
void DeserializeObject( String^ filename )
    Console::WriteLine( "Reading with XmlReader" );
    // Create an instance of the XmlSerializer specifying type and namespace.
    XmlSerializer^ serializer = gcnew XmlSerializer( OrderedItem::typeid );
    // A FileStream is needed to read the XML document.
    FileStream^ fs = gcnew FileStream( filename,FileMode::Open );
    XmlReader^ reader = gcnew XmlTextReader( fs );
    // Declare an object variable of the type to be deserialized.
    OrderedItem^ i;
    // Use the Deserialize method to restore the object's state.
    i = dynamic_cast<OrderedItem^>(serializer->Deserialize( reader ));
    // Write out the properties of the object.
    Console::Write( "{0}\t{1}\t{2}\t{3}\t{4}", i->ItemName, i->Description, i->UnitPrice, i->Quantity, i->LineTotal );
int main()
    // Read a purchase order.
    DeserializeObject( "simple.xml" );
        
         using System;
using System.IO;
using System.Text;
using System.Xml;
using System.Xml.Serialization;
// This is the class that will be deserialized.
public class OrderedItem
    public string ItemName;
    public string Description;
    public decimal UnitPrice;
    public int Quantity;
    public decimal LineTotal;
    // A custom method used to calculate price per item.
    public void Calculate()
        LineTotal = UnitPrice * Quantity;
public class Test
    public static void Main(string[] args)
        Test t = new Test();
        // Read a purchase order.
        t.DeserializeObject("simple.xml");
    private void DeserializeObject(string filename)
        Console.WriteLine("Reading with XmlReader");
        // Create an instance of the XmlSerializer specifying type and namespace.
        XmlSerializer serializer = new
        XmlSerializer(typeof(OrderedItem));
        // A FileStream is needed to read the XML document.
        FileStream fs = new FileStream(filename, FileMode.Open);
        XmlReader reader = XmlReader.Create(fs);
        // Declare an object variable of the type to be deserialized.
        OrderedItem i;
        // Use the Deserialize method to restore the object's state.
        i = (OrderedItem)serializer.Deserialize(reader);
        fs.Close();
        // Write out the properties of the object.
        Console.Write(
        i.ItemName + "\t" +
        i.Description + "\t" +
        i.UnitPrice + "\t" +
        i.Quantity + "\t" +
        i.LineTotal);
         
          Imports System.IO
Imports System.Text
Imports System.Xml
Imports System.Xml.Serialization
' This is the class that will be deserialized.
Public Class OrderedItem
    Public ItemName As String
    Public Description As String
    Public UnitPrice As Decimal
    Public Quantity As Integer
    Public LineTotal As Decimal
    ' A custom method used to calculate price per item.
    Public Sub Calculate()
        LineTotal = UnitPrice * Quantity
    End Sub
End Class
Public Class Test
    Public Shared Sub Main()
        Dim t As New Test()
        ' Read a purchase order.
        t.DeserializeObject("simple.xml")
    End Sub
    Private Sub DeserializeObject(ByVal filename As String)
        Console.WriteLine("Reading with XmlReader")
        ' Create an instance of the XmlSerializer specifying type and namespace.
        Dim serializer As New XmlSerializer(GetType(OrderedItem))
        ' A FileStream is needed to read the XML document.
        Dim fs As New FileStream(filename, FileMode.Open)
        Dim reader As XmlReader = XmlReader.Create(fs)
        ' Declare an object variable of the type to be deserialized.
        Dim i As OrderedItem
        ' Use the Deserialize method to restore the object's state.
        i = CType(serializer.Deserialize(reader), OrderedItem)
        fs.Close()
        ' Write out the properties of the object.
        Console.Write(i.ItemName & ControlChars.Tab & _
                      i.Description & ControlChars.Tab & _
                      i.UnitPrice & ControlChars.Tab & _
                      i.Quantity & ControlChars.Tab & _
                      i.LineTotal)
    End Sub
End Class
          
           <?xml version="1.0"?>
 <OrderedItem xmlns:inventory="http://www.cpandl.com" xmlns:money="http://www.cohowinery.com">
   <inventory:ItemName>Widget</inventory:ItemName>
   <inventory:Description>Regular Widget</inventory:Description>
   <money:UnitPrice>2.3</money:UnitPrice>
   <inventory:Quantity>10</inventory:Quantity>
   <money:LineTotal>23</money:LineTotal>
 </OrderedItem>
           
            反序列化是读取 XML 文档的实例并构造一个对象的过程，该对象被强类型化为文档的 XML 架构 (XSD) 。
           
           
            在反序列化之前，
            
             XmlSerializer
            
            必须使用正在反序列化的对象的类型构造 。
           
           
            自动
            
             XmlReader
            
            检测并使用 XML 文档指定的编码。
           
           
            无法
            
             XmlSerializer
            
            反序列化以下内容：的
            
             ArrayList
            
            数组和 的
            
             List<T>
            
            数组。
           
           public:
 System::Object ^ Deserialize(System::Xml::XmlReader ^ xmlReader, System::String ^ encodingStyle);
           public object? Deserialize (System.Xml.XmlReader xmlReader, string? encodingStyle);
           public object Deserialize (System.Xml.XmlReader xmlReader, string encodingStyle);
           member this.Deserialize : System.Xml.XmlReader * string -> obj
           Public Function Deserialize (xmlReader As XmlReader, encodingStyle As String) As Object
           
            反序列化是读取 XML 文档的实例并构造一个对象的过程，该对象被强类型化为文档的 XML 架构 (XSD) 。
           
           
            在反序列化之前，
            
             XmlSerializer
            
            必须使用正在反序列化的对象的类型构造 。
           
           
            
             encodingStyle
            
            对于 SOAP 版本 1.1 编码，将 参数设置为“
            
             http://schemas.xmlsoap.org/soap/encoding/
            
            ”;否则，对于 SOAP 1.2 版编码，将其设置为“
            
             http://www.w3.org/2001/12/soap-encoding
            
            ”。
           
           
            
             注意
            
            无法
            
             XmlSerializer
            
            反序列化以下内容：的
            
             ArrayList
            
            数组和 的
            
             List<T>
            
            数组。
           
           public:
 System::Object ^ Deserialize(System::Xml::XmlReader ^ xmlReader, System::Xml::Serialization::XmlDeserializationEvents events);
           public object? Deserialize (System.Xml.XmlReader xmlReader, System.Xml.Serialization.XmlDeserializationEvents events);
           public object Deserialize (System.Xml.XmlReader xmlReader, System.Xml.Serialization.XmlDeserializationEvents events);
           member this.Deserialize : System.Xml.XmlReader * System.Xml.Serialization.XmlDeserializationEvents -> obj
           Public Function Deserialize (xmlReader As XmlReader, events As XmlDeserializationEvents) As Object
           public:
 System::Object ^ Deserialize(System::Xml::XmlReader ^ xmlReader, System::String ^ encodingStyle, System::Xml::Serialization::XmlDeserializationEvents events);
           public object? Deserialize (System.Xml.XmlReader xmlReader, string? encodingStyle, System.Xml.Serialization.XmlDeserializationEvents events);
           public object Deserialize (System.Xml.XmlReader xmlReader, string encodingStyle, System.Xml.Serialization.XmlDeserializationEvents events);
           member this.Deserialize : System.Xml.XmlReader * string * System.Xml.Serialization.XmlDeserializationEvents -> obj
           Public Function Deserialize (xmlReader As XmlReader, encodingStyle As String, events As XmlDeserializationEvents) As Object