XmlIncludeAttribute.Type Tulajdonság
Definíció
Fontos
Egyes információk olyan, kiadás előtti termékekre vonatkoznak, amelyek a kiadásig még jelentősen módosulhatnak. A Microsoft nem vállal kifejezett vagy törvényi garanciát az itt megjelenő információért.
Lekéri vagy beállítja a belefoglalandó objektum típusát.
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
Tulajdonság értéke
A Type belefoglalandó objektum.
Példák
Az alábbi példa egy osztályt Grouphatároz meg, amely egy objektumtömböt Employees visszaadó mezőt Employee tartalmaz. A példa az osztályt az ManagerEmployee osztályból származtatja, és az XmlIncludeAttribute osztályra Employee alkalmazza. Amikor a példa létrehoz egy Group objektumot, beszúr egy Manager objektumot a Employee tömbbe. Végül a példa szerializálja az Group objektumot.
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