System.Xml.Schema.XmlSchemaValidator.BuildXsiAttributes C# (CSharp) Méthode

        private static void BuildXsiAttributes()
        {
            if (s_xsiTypeSO == null)
            { //xsi:type attribute
                XmlSchemaAttribute tempXsiTypeSO = new XmlSchemaAttribute();
                tempXsiTypeSO.Name = "type";
                tempXsiTypeSO.SetQualifiedName(new XmlQualifiedName("type", XmlReservedNs.NsXsi));
                tempXsiTypeSO.SetAttributeType(XmlSchemaType.GetBuiltInSimpleType(XmlTypeCode.QName));
                Interlocked.CompareExchange<XmlSchemaAttribute>(ref s_xsiTypeSO, tempXsiTypeSO, null);
            }
            if (s_xsiNilSO == null)
            { //xsi:nil
                XmlSchemaAttribute tempxsiNilSO = new XmlSchemaAttribute();
                tempxsiNilSO.Name = "nil";
                tempxsiNilSO.SetQualifiedName(new XmlQualifiedName("nil", XmlReservedNs.NsXsi));
                tempxsiNilSO.SetAttributeType(XmlSchemaType.GetBuiltInSimpleType(XmlTypeCode.Boolean));
                Interlocked.CompareExchange<XmlSchemaAttribute>(ref s_xsiNilSO, tempxsiNilSO, null);
            }
            if (s_xsiSLSO == null)
            { //xsi:schemaLocation
                XmlSchemaSimpleType stringType = XmlSchemaType.GetBuiltInSimpleType(XmlTypeCode.String);
                XmlSchemaAttribute tempxsiSLSO = new XmlSchemaAttribute();
                tempxsiSLSO.Name = "schemaLocation";
                tempxsiSLSO.SetQualifiedName(new XmlQualifiedName("schemaLocation", XmlReservedNs.NsXsi));
                tempxsiSLSO.SetAttributeType(stringType);
                Interlocked.CompareExchange<XmlSchemaAttribute>(ref s_xsiSLSO, tempxsiSLSO, null);
            }
            if (s_xsiNoNsSLSO == null)
            {
                XmlSchemaSimpleType stringType = XmlSchemaType.GetBuiltInSimpleType(XmlTypeCode.String);
                XmlSchemaAttribute tempxsiNoNsSLSO = new XmlSchemaAttribute();
                tempxsiNoNsSLSO.Name = "noNamespaceSchemaLocation";
                tempxsiNoNsSLSO.SetQualifiedName(new XmlQualifiedName("noNamespaceSchemaLocation", XmlReservedNs.NsXsi));
                tempxsiNoNsSLSO.SetAttributeType(stringType);
                Interlocked.CompareExchange<XmlSchemaAttribute>(ref s_xsiNoNsSLSO, tempxsiNoNsSLSO, null);
            }
        }