XmlIncludeAttribute.Type Propriedade
Definição
Importante
Algumas informações dizem respeito a um produto pré-lançado que pode ser substancialmente modificado antes de ser lançado. A Microsoft não faz garantias, de forma expressa ou implícita, em relação à informação aqui apresentada.
Obtém ou define o tipo do objeto a incluir.
public:
property Type ^ Type { Type ^ get(); void set(Type ^ value); };
public Type Type { get; set; }
public Type? Type { get; set; }
member this.Type : Type with get, set
Public Property Type As Type
Valor de Propriedade
O Type do objeto a incluir.
Exemplos
O exemplo seguinte define uma classe chamada Group, que contém um campo nomeado Employees que devolve um array de Employee objetos. O exemplo deriva a Manager classe a partir da Employee classe e aplica-se à XmlIncludeAttributeEmployee classe. Quando o exemplo cria um Group objeto, insere um Manager objeto no Employee array. Por fim, o exemplo serializa o Group objeto.
using System;
using System.IO;
using System.Xml.Serialization;
public class Group
{
public Employee[] Employees;
}
// Instruct the XmlSerializer to accept Manager types as well.
[XmlInclude(typeof(Manager))]
public class Employee
{
public string Name;
}
public class Manager:Employee
{
public int Level;
}
public class Run
{
public static void Main()
{
Run test = new Run();
test.SerializeObject("IncludeExample.xml");
test.DeserializeObject("IncludeExample.xml");
}
public void SerializeObject(string filename)
{
XmlSerializer s = new XmlSerializer(typeof(Group));
TextWriter writer = new StreamWriter(filename);
Group group = new Group();
Manager manager = new Manager();
Employee emp1 = new Employee();
Employee emp2 = new Employee();
manager.Name = "Zeus";
manager.Level = 2;
emp1.Name = "Ares";
emp2.Name = "Artemis";
Employee [] emps = new Employee[3]{manager, emp1, emp2};
group.Employees = emps;
s.Serialize(writer, group);
writer.Close();
}
public void DeserializeObject(string filename)
{
FileStream fs = new FileStream(filename, FileMode.Open);
XmlSerializer x = new XmlSerializer(typeof(Group));
Group g = (Group) x.Deserialize(fs);
Console.Write("Members:");
foreach(Employee e in g.Employees)
{
Console.WriteLine("\t" + e.Name);
}
}
}
Imports System.IO
Imports System.Xml.Serialization
Public Class Group
Public Employees() As Employee
End Class
' Instruct the XmlSerializer to accept Manager types as well.
<XmlInclude(GetType(Manager))> _
Public Class Employee
Public Name As String
End Class
Public Class Manager
Inherits Employee
Public Level As Integer
End Class
Public Class Run
Public Shared Sub Main()
Dim test As New Run()
test.SerializeObject("IncludeExample.xml")
test.DeserializeObject("IncludeExample.xml")
End Sub
Public Sub SerializeObject(ByVal filename As String)
Dim s As New XmlSerializer(GetType(Group))
Dim writer As New StreamWriter(filename)
Dim group As New Group()
Dim manager As New Manager()
Dim emp1 As New Employee()
Dim emp2 As New Employee()
manager.Name = "Zeus"
manager.Level = 2
emp1.Name = "Ares"
emp2.Name = "Artemis"
Dim emps() As Employee = {manager, emp1, emp2}
group.Employees = emps
s.Serialize(writer, group)
writer.Close()
End Sub
Public Sub DeserializeObject(ByVal filename As String)
Dim fs As New FileStream(filename, FileMode.Open)
Dim x As New XmlSerializer(GetType(Group))
Dim g As Group = CType(x.Deserialize(fs), Group)
Console.Write("Members:")
Dim e As Employee
For Each e In g.Employees
Console.WriteLine(ControlChars.Tab + e.Name)
Next e
End Sub
End Class