本文整理汇总了C#中System.Xml.Schema.XmlSchemaUnique类的典型用法代码示例。如果您正苦于以下问题：C# XmlSchemaUnique类的具体用法？C# XmlSchemaUnique怎么用？C# XmlSchemaUnique使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
XmlSchemaUnique类属于System.Xml.Schema命名空间，在下文中一共展示了XmlSchemaUnique类的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Main
//引入命名空间
using System;
using System.Xml;
using System.Xml.Schema;
class XMLSchemaExamples
{
public static void Main()
{
XmlSchema schema = new XmlSchema();
// <xs:complexType name="customerOrderType">
XmlSchemaComplexType customerOrderType = new XmlSchemaComplexType();
customerOrderType.Name = "customerOrderType";
// <xs:sequence>
XmlSchemaSequence sequence1 = new XmlSchemaSequence();
// <xs:element name="item" minOccurs="0" maxOccurs="unbounded">
XmlSchemaElement item = new XmlSchemaElement();
item.MinOccurs = 0;
item.MaxOccursString = "unbounded";
item.Name = "item";
// <xs:complexType>
XmlSchemaComplexType ct1 = new XmlSchemaComplexType();
// <xs:attribute name="itemID" type="xs:string"/>
XmlSchemaAttribute itemID = new XmlSchemaAttribute();
itemID.Name = "itemID";
itemID.SchemaTypeName = new XmlQualifiedName("string", "http://www.w3.org/2001/XMLSchema");
// </xs:complexType>
ct1.Attributes.Add(itemID);
// </xs:element>
item.SchemaType = ct1;
// </xs:sequence>
sequence1.Items.Add(item);
customerOrderType.Particle = sequence1;
// <xs:attribute name="CustomerID" type="xs:string"/>
XmlSchemaAttribute CustomerID = new XmlSchemaAttribute();
CustomerID.Name = "CustomerID";
CustomerID.SchemaTypeName = new XmlQualifiedName("string", "http://www.w3.org/2001/XMLSchema");
customerOrderType.Attributes.Add(CustomerID);
// </xs:complexType>
schema.Items.Add(customerOrderType);
// <xs:element name="ordersByCustomer">
XmlSchemaElement ordersByCustomer = new XmlSchemaElement();
ordersByCustomer.Name = "ordersByCustomer";
// <xs:complexType>
XmlSchemaComplexType ct2 = new XmlSchemaComplexType();
// <xs:sequence>
XmlSchemaSequence sequence2 = new XmlSchemaSequence();
// <xs:element name="customerOrders" type="customerOrderType" minOccurs="0" maxOccurs="unbounded" />
XmlSchemaElement customerOrders = new XmlSchemaElement();
customerOrders.MinOccurs = 0;
customerOrders.MaxOccursString = "unbounded";
customerOrders.Name = "customerOrders";
customerOrders.SchemaTypeName = new XmlQualifiedName("customerOrderType", "");
// </xs:sequence>
sequence2.Items.Add(customerOrders);
// </xs:complexType>
ct2.Particle = sequence2;
ordersByCustomer.SchemaType = ct2;
// <xs:unique name="oneCustomerOrdersforEachCustomerID">
XmlSchemaUnique element_unique = new XmlSchemaUnique();
element_unique.Name = "oneCustomerOrdersforEachCustomerID";
// <xs:selector xpath="customerOrders"/>
element_unique.Selector = new XmlSchemaXPath();
element_unique.Selector.XPath = "customerOrders";
// <xs:field xpath="@customerID"/>
XmlSchemaXPath field = new XmlSchemaXPath();
field.XPath = "@customerID";
// </xs:unique>
element_unique.Fields.Add(field);
ordersByCustomer.Constraints.Add(element_unique);
// </xs:element>
schema.Items.Add(ordersByCustomer);
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);
}
}