XmlSchemaComplexContentRestriction Classe

Riferimento

Definizione

Spazio dei nomi:: System.Xml.Schema

Assembly:: System.Xml.ReaderWriter.dll

Assembly:: System.Xml.dll

Assembly:: netstandard.dll

Source:: XmlSchemaComplexContentRestriction.cs

Source:: XmlSchemaComplexContentRestriction.cs

Source:: XmlSchemaComplexContentRestriction.cs

Importante

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Rappresenta l'elemento restriction dallo schema XML come specificato da World Wide Web Consortium (W3C). Questa classe è riservata per tipi complessi con un modello di contenuto complesso derivati per restrizione. Limita il contenuto di tipo complesso a un subset del tipo complesso ereditato.

public ref class XmlSchemaComplexContentRestriction : System::Xml::Schema::XmlSchemaContent

public class XmlSchemaComplexContentRestriction : System.Xml.Schema.XmlSchemaContent

type XmlSchemaComplexContentRestriction = class
    inherit XmlSchemaContent

Public Class XmlSchemaComplexContentRestriction
Inherits XmlSchemaContent

Ereditarietà: Object

XmlSchemaObject

XmlSchemaAnnotated

XmlSchemaContent
XmlSchemaComplexContentRestriction

Esempio

Nell'esempio seguente viene creato un complexContent elemento esteso per restrizione.

#using <mscorlib.dll>
#using <System.Xml.dll>

using namespace System;
using namespace System::Xml;
using namespace System::Xml::Schema;

class XmlSchemaExamples
{
public:

    static void Main()
    {
        XmlSchema^ schema = gcnew XmlSchema();

        // <xs:complexType name="phoneNumber">
        XmlSchemaComplexType^ phoneNumber = gcnew XmlSchemaComplexType();
        phoneNumber->Name = "phoneNumber";

        // <xs:sequence>
        XmlSchemaSequence^ phoneNumberSequence = gcnew XmlSchemaSequence();

        // <xs:element name="areaCode"/>
        XmlSchemaElement^ areaCode1 = gcnew XmlSchemaElement();
        areaCode1->MinOccurs = 0;
        areaCode1->MaxOccursString = "1";
        areaCode1->Name = "areaCode";
        phoneNumberSequence->Items->Add(areaCode1);

        // <xs:element name="prefix"/>
        XmlSchemaElement^ prefix1 = gcnew XmlSchemaElement();
        prefix1->MinOccurs = 1;
        prefix1->MaxOccursString = "1";
        prefix1->Name = "prefix";
        phoneNumberSequence->Items->Add(prefix1);

        // <xs:element name="number"/>
        XmlSchemaElement^ number1 = gcnew XmlSchemaElement();
        number1->MinOccurs = 1;
        number1->MaxOccursString = "1";
        number1->Name = "number";
        phoneNumberSequence->Items->Add(number1);

        phoneNumber->Particle = phoneNumberSequence;

        schema->Items->Add(phoneNumber);

        // <xs:complexType name="localPhoneNumber">
        XmlSchemaComplexType^ localPhoneNumber = gcnew XmlSchemaComplexType();
        localPhoneNumber->Name = "localPhoneNumber";

        // <xs:complexContent>
        XmlSchemaComplexContent^ complexContent = gcnew XmlSchemaComplexContent();

        // <xs:restriction base="phoneNumber">
        XmlSchemaComplexContentRestriction^ restriction = gcnew XmlSchemaComplexContentRestriction();
        restriction->BaseTypeName = gcnew XmlQualifiedName("phoneNumber", "");

        // <xs:sequence>
        XmlSchemaSequence^ sequence2 = gcnew XmlSchemaSequence();

        // <xs:element name="areaCode" minOccurs="0"/>
        XmlSchemaElement^ areaCode2 = gcnew XmlSchemaElement();
        areaCode2->MinOccurs = 0;
        areaCode2->MaxOccursString = "1";
        areaCode2->Name = "areaCode";
        sequence2->Items->Add(areaCode2);

        // <xs:element name="prefix"/>
        XmlSchemaElement^ prefix2 = gcnew XmlSchemaElement();
        prefix2->MinOccurs = 1;
        prefix2->MaxOccursString = "1";
        prefix2->Name = "prefix";
        sequence2->Items->Add(prefix2);

        // <xs:element name="number"/>
        XmlSchemaElement^ number2 = gcnew XmlSchemaElement();
        number2->MinOccurs = 1;
        number2->MaxOccursString = "1";
        number2->Name = "number";
        sequence2->Items->Add(number2);

        restriction->Particle = sequence2;
        complexContent->Content = restriction;
        localPhoneNumber->ContentModel = complexContent;

        schema->Items->Add(localPhoneNumber);

        XmlSchemaSet^ schemaSet = gcnew XmlSchemaSet();
        schemaSet->ValidationEventHandler += gcnew ValidationEventHandler(ValidationCallbackOne);
        schemaSet->Add(schema);
        schemaSet->Compile();

        XmlSchema^ compiledSchema;

        for each (XmlSchema^ schema1 in schemaSet->Schemas())
        {
            compiledSchema = schema1;
        }

        XmlNamespaceManager^ nsmgr = gcnew XmlNamespaceManager(gcnew NameTable());
        nsmgr->AddNamespace("xs", "http://www.w3.org/2001/XMLSchema");
        compiledSchema->Write(Console::Out, nsmgr);
    }

    static void ValidationCallbackOne(Object^ sender, ValidationEventArgs^ args)
    {
        Console::WriteLine(args->Message);
    }
};

int main()
{
    XmlSchemaExamples::Main();    
    return 0;
};

using System;
using System.Xml;
using System.Xml.Schema;

class XMLSchemaExamples
{
    public static void Main()
    {

        XmlSchema schema = new XmlSchema();

        // <xs:complexType name="phoneNumber">
        XmlSchemaComplexType phoneNumber = new XmlSchemaComplexType();
        phoneNumber.Name = "phoneNumber";

        // <xs:sequence>
        XmlSchemaSequence phoneNumberSequence = new XmlSchemaSequence();

        // <xs:element name="areaCode"/>
        XmlSchemaElement areaCode1 = new XmlSchemaElement();
        areaCode1.MinOccurs = 0;
        areaCode1.MaxOccursString = "1";
        areaCode1.Name = "areaCode";
        phoneNumberSequence.Items.Add(areaCode1);

        // <xs:element name="prefix"/>
        XmlSchemaElement prefix1 = new XmlSchemaElement();
        prefix1.MinOccurs = 1;
        prefix1.MaxOccursString = "1";
        prefix1.Name = "prefix";
        phoneNumberSequence.Items.Add(prefix1);

        // <xs:element name="number"/>
        XmlSchemaElement number1 = new XmlSchemaElement();
        number1.MinOccurs = 1;
        number1.MaxOccursString = "1";
        number1.Name = "number";
        phoneNumberSequence.Items.Add(number1);

        phoneNumber.Particle = phoneNumberSequence;

        schema.Items.Add(phoneNumber);

        // <xs:complexType name="localPhoneNumber">
        XmlSchemaComplexType localPhoneNumber = new XmlSchemaComplexType();
        localPhoneNumber.Name = "localPhoneNumber";

        // <xs:complexContent>
        XmlSchemaComplexContent complexContent = new XmlSchemaComplexContent();

        // <xs:restriction base="phoneNumber">
        XmlSchemaComplexContentRestriction restriction = new XmlSchemaComplexContentRestriction();
        restriction.BaseTypeName = new XmlQualifiedName("phoneNumber", "");

        // <xs:sequence>
        XmlSchemaSequence sequence2 = new XmlSchemaSequence();

        // <xs:element name="areaCode" minOccurs="0"/>
        XmlSchemaElement areaCode2 = new XmlSchemaElement();
        areaCode2.MinOccurs = 0;
        areaCode2.MaxOccursString = "1";
        areaCode2.Name = "areaCode";
        sequence2.Items.Add(areaCode2);

        // <xs:element name="prefix"/>
        XmlSchemaElement prefix2 = new XmlSchemaElement();
        prefix2.MinOccurs = 1;
        prefix2.MaxOccursString = "1";
        prefix2.Name = "prefix";
        sequence2.Items.Add(prefix2);

        // <xs:element name="number"/>
        XmlSchemaElement number2 = new XmlSchemaElement();
        number2.MinOccurs = 1;
        number2.MaxOccursString = "1";
        number2.Name = "number";
        sequence2.Items.Add(number2);

        restriction.Particle = sequence2;
        complexContent.Content = restriction;
        localPhoneNumber.ContentModel = complexContent;

        schema.Items.Add(localPhoneNumber);

        XmlSchemaSet schemaSet = new XmlSchemaSet();
        schemaSet.ValidationEventHandler += new ValidationEventHandler(ValidationCallbackOne);
        schemaSet.Add(schema);
        schemaSet.Compile();

        XmlSchema compiledSchema = null;

        foreach (XmlSchema schema1 in schemaSet.Schemas())
        {
            compiledSchema = schema1;
        }

        XmlNamespaceManager nsmgr = new XmlNamespaceManager(new NameTable());
        nsmgr.AddNamespace("xs", "http://www.w3.org/2001/XMLSchema");
        compiledSchema.Write(Console.Out, nsmgr);
    }

    public static void ValidationCallbackOne(object sender, ValidationEventArgs args)
    {
        Console.WriteLine(args.Message);
    }
}

Option Explicit On
Option Strict On

Imports System.Xml
Imports System.Xml.Schema

Class XMLSchemaExamples

    Public Shared Sub Main()

        Dim schema As New XmlSchema()

        ' <xs:complexType name="phoneNumber">
        Dim phoneNumber As New XmlSchemaComplexType()
        phoneNumber.Name = "phoneNumber"

        ' <xs:sequence>
        Dim phoneNumberSequence As New XmlSchemaSequence()

        ' <xs:element name="areaCode"/>
        Dim areaCode1 As New XmlSchemaElement()
        areaCode1.MinOccurs = 0
        areaCode1.MaxOccursString = "1"
        areaCode1.Name = "areaCode"
        phoneNumberSequence.Items.Add(areaCode1)

        ' <xs:element name="prefix"/>
        Dim prefix1 As New XmlSchemaElement()
        prefix1.MinOccurs = 1
        prefix1.MaxOccursString = "1"
        prefix1.Name = "prefix"
        phoneNumberSequence.Items.Add(prefix1)

        ' <xs:element name="number"/>
        Dim number1 As New XmlSchemaElement()
        number1.MinOccurs = 1
        number1.MaxOccursString = "1"
        number1.Name = "number"
        phoneNumberSequence.Items.Add(number1)

        phoneNumber.Particle = phoneNumberSequence

        schema.Items.Add(phoneNumber)

        ' <xs:complexType name="localPhoneNumber">
        Dim localPhoneNumber As New XmlSchemaComplexType()
        localPhoneNumber.Name = "localPhoneNumber"

        ' <xs:complexContent>
        Dim complexContent As New XmlSchemaComplexContent()

        ' <xs:restriction base="phoneNumber">
        Dim restriction As New XmlSchemaComplexContentRestriction()
        restriction.BaseTypeName = New XmlQualifiedName("phoneNumber", "")

        ' <xs:sequence>
        Dim sequence2 As New XmlSchemaSequence()

        ' <xs:element name="areaCode" minOccurs="0"/>
        Dim areaCode2 As New XmlSchemaElement()
        areaCode2.MinOccurs = 0
        areaCode2.MaxOccursString = "1"
        areaCode2.Name = "areaCode"
        sequence2.Items.Add(areaCode2)

        ' <xs:element name="prefix"/>
        Dim prefix2 As New XmlSchemaElement()
        prefix2.MinOccurs = 1
        prefix2.MaxOccursString = "1"
        prefix2.Name = "prefix"
        sequence2.Items.Add(prefix2)

        ' <xs:element name="number"/>
        Dim number2 As New XmlSchemaElement()
        number2.MinOccurs = 1
        number2.MaxOccursString = "1"
        number2.Name = "number"
        sequence2.Items.Add(number2)

        restriction.Particle = sequence2
        complexContent.Content = restriction
        localPhoneNumber.ContentModel = complexContent

        schema.Items.Add(localPhoneNumber)

        Dim schemaSet As New XmlSchemaSet()
        AddHandler schemaSet.ValidationEventHandler, AddressOf ValidationCallbackOne

        schemaSet.Add(schema)
        schemaSet.Compile()

        Dim compiledSchema As XmlSchema = Nothing

        For Each schema1 As XmlSchema In schemaSet.Schemas()
            compiledSchema = schema1
        Next

        Dim nsmgr As New XmlNamespaceManager(New NameTable())
        nsmgr.AddNamespace("xs", "http://www.w3.org/2001/XMLSchema")
        compiledSchema.Write(Console.Out, nsmgr)
    End Sub

    Public Shared Sub ValidationCallbackOne(ByVal sender As Object, ByVal args As ValidationEventArgs)

        Console.WriteLine(args.Message)
    End Sub
End Class

Per l'esempio di codice precedente viene generato il file XML seguente.

<?xml version="1.0" encoding="IBM437"?>
<xs:schema  xmlns:xs="http://www.w3.org/2001/XMLSchema">

    <xs:complexType name="phoneNumber">
        <xs:sequence>
            <xs:element name="areaCode" minOccurs="0" maxOccurs="1"/>
            <xs:element name="prefix" minOccurs="1" maxOccurs="1"/>
            <xs:element name="number" minOccurs="1" maxOccurs="1"/>
        </xs:sequence>
    </xs:complexType>

    <xs:complexType name="localPhoneNumber">
        <xs:complexContent mixed="false">
            <xs:restriction base="phoneNumber">
                <xs:sequence>
                    <xs:element name="areaCode" minOccurs="0" maxOccurs="1"/>
                    <xs:element name="prefix" minOccurs="1" maxOccurs="1"/>
                    <xs:element name="number" minOccurs="1" maxOccurs="1"/>
                </xs:sequence>
            </xs:restriction>
        </xs:complexContent>
    </xs:complexType>
    
</xs:schema>

Costruttori

XmlSchemaComplexContentRestriction()

Inizializza una nuova istanza della classe XmlSchemaComplexContentRestriction.

Proprietà

Annotation	Ottiene o imposta la proprietà `annotation`. (Ereditato da XmlSchemaAnnotated)
AnyAttribute	Ottiene o imposta il componente XmlSchemaAnyAttribute del modello di contenuto complesso.
Attributes	Ottiene la raccolta di attributi del tipo complesso. Contiene gli elementi XmlSchemaAttribute e XmlSchemaAttributeGroupRef.
BaseTypeName	Ottiene o imposta il nome di un tipo complesso da cui questo tipo è derivato per restrizione.
Id	Ottiene o imposta l'ID di stringa. (Ereditato da XmlSchemaAnnotated)
LineNumber	Ottiene o imposta il numero di riga nel file a cui l'elemento `schema` fa riferimento. (Ereditato da XmlSchemaObject)
LinePosition	Ottiene o imposta la posizione di riga nel file a cui l'elemento `schema` fa riferimento. (Ereditato da XmlSchemaObject)
Namespaces	Ottiene o imposta l'oggetto XmlSerializerNamespaces da utilizzare con questo oggetto schema. (Ereditato da XmlSchemaObject)
Parent	Ottiene o imposta la classe padre della classe XmlSchemaObject. (Ereditato da XmlSchemaObject)
Particle	Ottiene o imposta una delle classi XmlSchemaGroupRef, XmlSchemaChoice, XmlSchemaAll e XmlSchemaSequence.
SourceUri	Ottiene o imposta la posizione di origine per il file che ha caricato lo schema. (Ereditato da XmlSchemaObject)
UnhandledAttributes	Ottiene o imposta gli attributi qualificati che non appartengono allo spazio dei nomi di destinazione dello schema corrente. (Ereditato da XmlSchemaAnnotated)

Metodi

Equals(Object)	Determina se l'oggetto specificato è uguale all'oggetto corrente. (Ereditato da Object)
GetHashCode()	Funge da funzione hash predefinita. (Ereditato da Object)
GetType()	Ottiene l'oggetto Type dell'istanza corrente. (Ereditato da Object)
MemberwiseClone()	Crea una copia superficiale dell'oggetto Object corrente. (Ereditato da Object)
ToString()	Restituisce una stringa che rappresenta l'oggetto corrente. (Ereditato da Object)

Si applica a