System.Xml.XmlLoader.LoadAttributeNode C# (CSharp) Méthode

        private XmlAttribute LoadAttributeNode()
        {
            Debug.Assert(_reader.NodeType == XmlNodeType.Attribute);

            XmlReader r = _reader;
            if (r.IsDefault)
            {
                return LoadDefaultAttribute();
            }

            XmlAttribute attr = _doc.CreateAttribute(r.Prefix, r.LocalName, r.NamespaceURI);
            IXmlSchemaInfo schemaInfo = r.SchemaInfo;
            if (schemaInfo != null)
            {
                attr.XmlName = _doc.AddAttrXmlName(attr.Prefix, attr.LocalName, attr.NamespaceURI, schemaInfo);
            }
            while (r.ReadAttributeValue())
            {
                XmlNode node;
                switch (r.NodeType)
                {
                    case XmlNodeType.Text:
                        node = _doc.CreateTextNode(r.Value);
                        break;
                    case XmlNodeType.EntityReference:
                        node = _doc.CreateEntityReference(r.LocalName);
                        if (r.CanResolveEntity)
                        {
                            r.ResolveEntity();
                            LoadAttributeValue(node, false);
                            // Code internally relies on the fact that an EntRef nodes has at least one child (even an empty text node). Ensure that this holds true,
                            // if the reader does not present any children for the ent-ref
                            if (node.FirstChild == null)
                            {
                                node.AppendChildForLoad(_doc.CreateTextNode(string.Empty), _doc);
                            }
                        }
                        break;
                    default:
                        throw UnexpectedNodeType(r.NodeType);
                }
                Debug.Assert(node != null);
                attr.AppendChildForLoad(node, _doc);
            }

            return attr;
        }