SoapFormatter SoapFormatter SoapFormatter SoapFormatter Constructors

Definição

Sobrecargas

SoapFormatter() SoapFormatter() SoapFormatter()

Inicializa uma nova instância da classe SoapFormatter com os valores da propriedade padrão.Initializes a new instance of the SoapFormatter class with default property values.

SoapFormatter(ISurrogateSelector, StreamingContext) SoapFormatter(ISurrogateSelector, StreamingContext) SoapFormatter(ISurrogateSelector, StreamingContext) SoapFormatter(ISurrogateSelector, StreamingContext)

Inicializa uma nova instância da classe SoapFormatter com o ISurrogateSelector e StreamingContext especificados.Initializes a new instance of the SoapFormatter class with the specified ISurrogateSelector and StreamingContext.

SoapFormatter() SoapFormatter() SoapFormatter()

Inicializa uma nova instância da classe SoapFormatter com os valores da propriedade padrão.Initializes a new instance of the SoapFormatter class with default property values.

public:
 SoapFormatter();
public SoapFormatter ();
Public Sub New ()

Exemplos

#using <system.dll>
#using <system.runtime.serialization.formatters.soap.dll>

using namespace System;
using namespace System::IO;
using namespace System::Collections;
using namespace System::Runtime::Serialization;
using namespace System::Runtime::Serialization::Formatters::Soap;
void Serialize()
{
   
   // Create a hashtable of values that will eventually be serialized.
   Hashtable^ addresses = gcnew Hashtable;
   addresses->Add( "Jeff", "123 Main Street, Redmond, WA 98052" );
   addresses->Add( "Fred", "987 Pine Road, Phila., PA 19116" );
   addresses->Add( "Mary", "PO Box 112233, Palo Alto, CA 94301" );
   
   // To serialize the hashtable (and its keys/values), 
   // you must first open a stream for writing.
   // We will use a file stream here.
   FileStream^ fs = gcnew FileStream( "DataFile.soap",FileMode::Create );
   
   // Construct a SoapFormatter and use it 
   // to serialize the data to the stream.
   SoapFormatter^ formatter = gcnew SoapFormatter;
   try
   {
      formatter->Serialize( fs, addresses );
   }
   catch ( SerializationException^ e ) 
   {
      Console::WriteLine( "Failed to serialize. Reason: {0}", e->Message );
      throw;
   }
   finally
   {
      fs->Close();
   }

}

void Deserialize()
{
   
   // Declare the hashtable reference.
   Hashtable^ addresses = nullptr;
   
   // Open the file containing the data that we want to deserialize.
   FileStream^ fs = gcnew FileStream( "DataFile.soap",FileMode::Open );
   try
   {
      SoapFormatter^ formatter = gcnew SoapFormatter;
      
      // Deserialize the hashtable from the file and 
      // assign the reference to our local variable.
      addresses = dynamic_cast<Hashtable^>(formatter->Deserialize( fs ));
   }
   catch ( SerializationException^ e ) 
   {
      Console::WriteLine( "Failed to deserialize. Reason: {0}", e->Message );
      throw;
   }
   finally
   {
      fs->Close();
   }

   
   // To prove that the table deserialized correctly, 
   // display the keys/values to the console.
   IEnumerator^ myEnum = addresses->GetEnumerator();
   while ( myEnum->MoveNext() )
   {
      DictionaryEntry^ de = safe_cast<DictionaryEntry^>(myEnum->Current);
      Console::WriteLine( " {0} lives at {1}.", de->Key, de->Value );
   }
}


[STAThread]
int main()
{
   Serialize();
   Deserialize();
}

using System;
using System.IO;
using System.Collections;
using System.Runtime.Serialization;

// Note: When building this code, you must reference the
// System.Runtime.Serialization.Formatters.Soap.dll assembly.
using System.Runtime.Serialization.Formatters.Soap;


class App 
{
    [STAThread]
    static void Main() 
    {
        Serialize();
        Deserialize();
    }

    static void Serialize() 
    {
        // Create a hashtable of values that will eventually be serialized.
        Hashtable addresses = new Hashtable();
        addresses.Add("Jeff", "123 Main Street, Redmond, WA 98052");
        addresses.Add("Fred", "987 Pine Road, Phila., PA 19116");
        addresses.Add("Mary", "PO Box 112233, Palo Alto, CA 94301");

        // To serialize the hashtable (and its key/value pairs), 
        // you must first open a stream for writing.
        // Use a file stream here.
        FileStream fs = new FileStream("DataFile.soap", FileMode.Create);

        // Construct a SoapFormatter and use it 
        // to serialize the data to the stream.
        SoapFormatter formatter = new SoapFormatter();
        try 
        {
            formatter.Serialize(fs, addresses);
        }
        catch (SerializationException e) 
        {
            Console.WriteLine("Failed to serialize. Reason: " + e.Message);
            throw;
        }
        finally 
        {
            fs.Close();
        }
    }

   
    static void Deserialize() 
    {
        // Declare the hashtable reference.
        Hashtable addresses  = null;

        // Open the file containing the data that you want to deserialize.
        FileStream fs = new FileStream("DataFile.soap", FileMode.Open);
        try 
        {
            SoapFormatter formatter = new SoapFormatter();

            // Deserialize the hashtable from the file and 
            // assign the reference to the local variable.
            addresses = (Hashtable) formatter.Deserialize(fs);
        }
        catch (SerializationException e) 
        {
            Console.WriteLine("Failed to deserialize. Reason: " + e.Message);
            throw;
        }
        finally 
        {
            fs.Close();
        }

        // To prove that the table deserialized correctly, 
        // display the key/value pairs to the console.
        foreach (DictionaryEntry de in addresses) 
        {
            Console.WriteLine("{0} lives at {1}.", de.Key, de.Value);
        }
    }
}
Imports System.IO
Imports System.Collections
Imports System.Runtime.Serialization

' Note: When building this code, you must reference the
' System.Runtime.Serialization.Formatters.Soap.dll assembly.
Imports System.Runtime.Serialization.Formatters.Soap


Module App

   Sub Main()
      Serialize()
      Deserialize()
   End Sub

   Sub Serialize()
      ' Create a hashtable of values that will eventually be serialized.
      Dim addresses As New Hashtable
      addresses.Add("Jeff", "123 Main Street, Redmond, WA 98052")
      addresses.Add("Fred", "987 Pine Road, Phila., PA 19116")
      addresses.Add("Mary", "PO Box 112233, Palo Alto, CA 94301")

      ' To serialize the hashtable (and its key/value pairs), 
      ' you must first open a stream for writing.
      ' Use a file stream here.
      Dim fs As New FileStream("DataFile.soap", FileMode.Create)

      ' Construct a SoapFormatter and use it 
      ' to serialize the data to the stream.
      Dim formatter As New SoapFormatter
      Try
         formatter.Serialize(fs, addresses)
      Catch e As SerializationException
         Console.WriteLine("Failed to serialize. Reason: " & e.Message)
         Throw
      Finally
         fs.Close()
      End Try
   End Sub


   Sub Deserialize()
      ' Declare the hashtable reference.
      Dim addresses As Hashtable = Nothing

      ' Open the file containing the data that you want to deserialize.
      Dim fs As New FileStream("DataFile.soap", FileMode.Open)
      Try
         Dim formatter As New SoapFormatter

         ' Deserialize the hashtable from the file and 
         ' assign the reference to the local variable.
         addresses = DirectCast(formatter.Deserialize(fs), Hashtable)
      Catch e As SerializationException
         Console.WriteLine("Failed to deserialize. Reason: " & e.Message)
         Throw
      Finally
         fs.Close()
      End Try

      ' To prove that the table deserialized correctly, 
      ' display the key/value pairs to the console.
      Dim de As DictionaryEntry
      For Each de In addresses
         Console.WriteLine("{0} lives at {1}.", de.Key, de.Value)
      Next
   End Sub
End Module

Comentários

A tabela a seguir mostra os valores de propriedade iniciais para uma instância de SoapFormatter.The following table shows the initial property values for an instance of SoapFormatter.

PropriedadeProperty ValorValue
SurrogateSelector null
Context Um novo StreamingContext inicializado para especificar que os dados serializados possam ser transmitidos ou recebidos de qualquer um dos outros contextosA new StreamingContext initialized to specify that the serialized data can be transmitted to or received from any of the other contexts

SoapFormatter(ISurrogateSelector, StreamingContext) SoapFormatter(ISurrogateSelector, StreamingContext) SoapFormatter(ISurrogateSelector, StreamingContext) SoapFormatter(ISurrogateSelector, StreamingContext)

Inicializa uma nova instância da classe SoapFormatter com o ISurrogateSelector e StreamingContext especificados.Initializes a new instance of the SoapFormatter class with the specified ISurrogateSelector and StreamingContext.

public:
 SoapFormatter(System::Runtime::Serialization::ISurrogateSelector ^ selector, System::Runtime::Serialization::StreamingContext context);
public SoapFormatter (System.Runtime.Serialization.ISurrogateSelector selector, System.Runtime.Serialization.StreamingContext context);
new System.Runtime.Serialization.Formatters.Soap.SoapFormatter : System.Runtime.Serialization.ISurrogateSelector * System.Runtime.Serialization.StreamingContext -> System.Runtime.Serialization.Formatters.Soap.SoapFormatter
Public Sub New (selector As ISurrogateSelector, context As StreamingContext)

Parâmetros

selector
ISurrogateSelector ISurrogateSelector ISurrogateSelector ISurrogateSelector

O ISurrogateSelector a ser usado com a nova instância de SoapFormatter.The ISurrogateSelector to use with the new instance of SoapFormatter. Pode ser null.Can be null.

context
StreamingContext StreamingContext StreamingContext StreamingContext

O StreamingContext que contém a origem e o destino da serialização.The StreamingContext that holds the source and destination of the serialization. Se o parâmetro context for null, o Context usará CrossMachine como padrão.If the context parameter is null, then the Context defaults to CrossMachine.

Comentários

Os objetos são serializados para, ou desserializados, do Streamespecificado.Objects are serialized to, or deserialized from, the specified Stream.

O processo de serialização ou desserialização usa o ISurrogateSelector especificado para pesquisar substitutos que são registrados para os tipos de objeto que você deseja desserializar.The serialization or deserialization process uses the specified ISurrogateSelector to search for surrogates that are registered for the object types you want to deserialize. Os substitutos são auxiliares que serializam e desserializam objetos de classes específicas.Surrogates are helpers that serialize and deserialize objects of specific classes. O padrão ISurrogateSelector não pode manipular a serialização de objetos que derivam MarshalByRefObject do para fins de comunicação remota.The default ISurrogateSelector cannot handle the serialization of objects that derive from the MarshalByRefObject for remoting purposes. Em uma situação de comunicação remota ISurrogateSelector , o especificado substitui o MarshalByRefObject objeto derivado ObjRef de por um objeto que é serializado pelo seletor de substituição especificado.In a remoting situation the specified ISurrogateSelector replaces the object derived from MarshalByRefObject with a ObjRef object that is serialized by the specified surrogate selector. Portanto, se você quiser usar objetos remotos, defina o selector parâmetro como uma instância do RemotingSurrogateSelector.Therefore, if you want to use remote objects, set the selector parameter to an instance of RemotingSurrogateSelector. Se você não precisar de substitutos, defina o selector parâmetro nullcomo.If you do not need surrogates, set the selector parameter to be null.

Veja também

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