本文整理汇总了VB.NET中System.Runtime.Serialization.DataMemberAttribute类的典型用法代码示例。如果您正苦于以下问题:VB.NET DataMemberAttribute类的具体用法?VB.NET DataMemberAttribute怎么用?VB.NET DataMemberAttribute使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
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示例1: Person
' 导入命名空间
Imports System.Collections
Imports System.IO
Imports System.Runtime.Serialization
Imports System.Xml
' You must apply a DataContractAttribute or SerializableAttribute
' to a class to have it serialized by the DataContractSerializer.
<DataContract()> _
Class Person
Implements IExtensibleDataObject
Private LastNameValue As String
' Apply the DataMemberAttribute to fields (or properties)
' that must be serialized.
<DataMember()> _
Public FirstName As String
<DataMember()> _
Public Property LastName() As String
Get
Return LastNameValue
End Get
Set(ByVal Value As String)
LastNameValue = Value
End Set
End Property
<DataMember(Name:="ID")> _
Public IdNumber As Integer
' Note that you can apply the DataMemberAttribute to
' a private field as well.
<DataMember()> _
Private Secret As String
Public Sub New(ByVal newfName As String, ByVal newLName As String, ByVal newIdNumber As Integer)
FirstName = newfName
LastName = newLName
IdNumber = newIdNumber
Secret = newfName + newLName + newIdNumber.ToString()
End Sub
' The ExtensionData field holds data from future versions
' of the type. This enables this type to be compatible with
' future versions. The field is required to implement the
' IExtensibleObjectData interface.
Private extensionDataValue As ExtensionDataObject
Public Property ExtensionData() As ExtensionDataObject _
Implements IExtensibleDataObject.ExtensionData
Get
Return extensionDataValue
End Get
Set
extensionDataValue = value
End Set
End Property
End Class
Public Class Test
Public Shared Sub Main(ByVal args() As String)
Try
ReadObject("DataMemberAttributeExample.xml")
WriteObject("DataMemberAttributeExample.xml")
Catch exc As Exception
Console.WriteLine("The serialization operation failed: {0} StackTrace: {1}", _
exc.Message, exc.StackTrace)
Finally
Console.WriteLine("Press <Enter> to exit....")
Console.ReadLine()
End Try
End Sub
Public Shared Sub ReadObject(ByVal filename As String)
' Create a new instance of the Person class.
Dim p1 As New Person("Zighetti", "Barbara", 101)
Dim writer As New FileStream(filename, FileMode.Create)
Dim ser As New DataContractSerializer(GetType(Person))
ser.WriteObject(writer, p1)
writer.Close()
End Sub
Public Shared Sub WriteObject(ByVal filename As String)
' Deserialize an instance of the Person class
' from an XML file.
Dim fs As New FileStream(filename, FileMode.OpenOrCreate)
Dim ser As New DataContractSerializer(getTYpe(Person))
' Deserialize the data and read it from the instance.
Dim deserializedPerson As Person = ser.ReadObject(fs)
fs.Close()
Console.WriteLine(String.Format("{0} {1}, ID: {2}", _
deserializedPerson.FirstName, deserializedPerson.LastName, deserializedPerson.IdNumber))
End Sub
End Class