Class Reference

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This section provides a quick interface reference to the key objects described in this chapter. Space constraints prevent us from documenting every object in the .NET framework in this book; for the sake of brevity and conciseness, we include only the most important objects here. For more information on the other objects in the .NET framework, consult the .NET Framework Reference online help file.

ValidationEventArgs Class

Member of System.Xml.Schema . Not inheritable.

A ValidationEventArgs object is passed by the ValidationEventHandler delegate used by the XmlValidatingReader object.

Properties
Exception	Message	Severity
Methods
Equals	GetHashCode	MemberwiseClone
Finalize	GetType	ToString

XmlDocument Class

Member of System.Xml .

The XmlDocument object represents the top-level object in the XML DOM hierarchy. You can use it to read and write any element of an XML document, as well as to retrieve an XML document through the local file system or over HTTP.

Properties
Attributes	InnerXml	NodeType
BaseURI	IsReadOnly	OuterXml
ChildNodes	Item	OwnerDocument
DocumentElement	LastChild	ParentNode
DocumentType	LocalName	Prefix
FirstChild	Name	PreserveWhiteSpace
HasChildNodes	NamespaceURI	PreviousSibling
Implementation	NameTable	Value
InnerText	NextSibling	XmlResolver
Methods
AppendChild	CreateTextNode	LoadXml
Clone	CreateWhitespace	MemberwiseClone
CloneNode	CreateXmlDeclaration	Normalize
CreateAttribute	Equals	PrependChild
CreateCDataSection	Finalize	ReadNode
CreateComment	GetElementById	RemoveAll
CreateDefaultAttribute	GetElementsByTagName	RemoveChild
CreateDocumentFragment	GetEnumerator	ReplaceChild
CreateDocumentType	GetHashCode	Save
CreateElement	GetNamespaceOfPrefix	SelectNodes
CreateEntityReference	GetPrefixOfNamespace	SelectSingleNode
CreateNavigator	GetType ImportNode	Supports ToString
CreateNode	InsertAfter	WriteContentTo
CreateProcessingInstruction	InsertBefore	WriteTo
CreateSignificantWhitespace	Load

XmlNamedNodeMap Class

Member of System.Xml .

The XmlNodeList object is used to handle a collection of nodes. It is used in the XML DOM parser model.

Properties
Count
Methods
Equals	GetNamedItem	RemoveNamedItem
Finalize	GetType	SetNamedItem
GetEnumerator	Item	ToString
GetHashCode	MemberwiseClone

XmlNodeReader Class

Member of System.Xml .

Properties
AttributeCount	IsDefault	NodeType
BaseURI	IsEmptyElement	Prefix
CanResolveEntity	Item	QuoteChar
Depth	LocalName	ReadState
EOF	Name	Value
HasAttributes	NamespaceURI	XmlLang
HasValue	NameTable	XmlSpace
Methods
Close	MoveToAttribute	ReadInnerXml
Equals	MoveToContent	ReadOuterXml
Finalize	MoveToElement	ReadStartElement
GetAttribute	MoveToFirstAttribute	ReadString
GetHashCode	MoveToNextAttribute	ResolveEntity
GetType	Read	Skip
IsStartElement	ReadAttributeValue	ToString
LookupNamespace	ReadElementString
MemberwiseClone	ReadEndElement

XmlNode Class

Member of System.Xml .

The XmlNode object represents a single node in the hierarchy of an XML document. It can contain a number of subordinate objects that represent attributes, other nodes, and so forth.

Properties
Attributes	IsReadOnly	NodeType
BaseURI	Item	OuterXml
ChildNodes	LastChild	OwnerDocument
FirstChild	LocalName	ParentNode
HasChildNodes	Name	Prefix
InnerText	NamespaceURI	PreviousSibling
InnerXml	NextSibling	Value
Methods
AppendChild	GetPrefixOfNamespace	ReplaceChild
Clone	GetType	SelectNodes
CloneNode	InsertAfter	SelectSingleNode
CreateNavigator	InsertBefore	Supports
Equals	MemberwiseClone	ToString
Finalize	Normalize	WriteContentTo
GetEnumerator	PrependChild	WriteTo
GetHashCode	RemoveAll
GetNamespaceOfPrefix	RemoveChild

XmlNodeList Class

Member of System.Xml .

The XmlNodeList object is a collection that enables you to iterate through a set of child nodes. It is used in the XML DOM parser model.

Properties
Count	ItemOf
Methods
Equals	GetHashCode	MemberwiseClone
Finalize	GetType	ToString
GetEnumerator	Item

XmlReader Class

Abstract class. Member of System.Xml .

Properties
AttributeCount	IsDefault	NodeType
BaseURI	IsEmptyElement	Prefix
CanResolveEntity	Item	QuoteChar
Depth	LocalName	ReadState
EOF	Name	Value
HasAttributes	NamespaceURI	XmlLang
HasValue	NameTable	XmlSpace
Methods
Close	LookupNamespace	ReadElementString
Equals	MemberwiseClone	ReadEndElement
Finalize	MoveToAttribute	ReadInnerXml
GetAttribute	MoveToContent	ReadOuterXml
GetHashCode	MoveToElement	ReadStartElement
GetType	MoveToFirstAttribute	ReadString
IsName	MoveToNextAttribute	ResolveEntity
IsNameToken	Read	Skip
IsStartElement	ReadAttributeValue	ToString

XmlNodeReader Class

Member of System.Xml .

The XmlNodeReader object enables you to navigate an XML document using a scrolling cursor model. It inherits from System.Xml.XmlReader , an abstract class.

Properties
AttributeCount	IsDefault	NodeType
BaseURI	IsEmptyElement	Prefix
CanResolveEntity	Item	QuoteChar
Depth	LocalName	ReadState
EOF	Name	Value
HasAttributes	NamespaceURI	XmlLang
HasValue	NameTable	XmlSpace
Methods
Close	MoveToAttribute	ReadInnerXml
Equals	MoveToContent	ReadOuterXml
Finalize	MoveToElement	ReadStartElement
GetAttribute	MoveToFirstAttribute	ReadString
GetHashCode	MoveToNextAttribute	ResolveEntity
GetType	Read	Skip
IsStartElement	ReadAttributeValue	ToString
LookupNamespace	ReadElementString
MemberwiseClone	ReadEndElement

XmlTextReader Class

Member of System.Xml . Inherits from System.Xml.XmlReader .

The XmlTextReader object provides read-only, forward-only access to an XML document.

Properties
AttributeCount	Item	Prefix
BaseURI	LineNumber	QuoteChar
CanResolveEntity	LinePosition	ReadState
Depth	LocalName	Value
Encoding	Name	WhitespaceHandling
EOF	Namespaces	XmlLang
HasAttributes	NamespaceURI	XmlResolver
HasValue	NameTable	XmlSpace
IsDefault	NodeType
IsEmptyElement	Normalization
Methods
Close	MoveToAttribute	ReadEndElement
Equals	MoveToContent	ReadInnerXml
Finalize	MoveToElement	ReadOuterXml
GetAttribute	MoveToFirstAttribute	ReadStartElement
GetHashCode	MoveToNextAttribute	ReadString
GetRemainder	Read	ResetState
GetType	ReadBase64	ResolveEntity
IsStartElement	ReadBinHex	Skip
LookupNamespace	ReadChars	ToString
MemberwiseClone	ReadElementString

XmlTextWriter Class

Member of System.Xml . Inherits from System.Xml.XmlWriter .

The XmlTextWriter object enables you to write XML to a text stream (typically a text file).

The first constructor takes an instance of the TextWriter class or any object that inherits from it (including another XmlTextWriter object). The second form takes an instance of a System.IO.Stream object and an encoding value (one of the members of System.Text.Encoding ). The third form takes a string that represents a filename and an encoding value.

Properties
BaseStream	IndentChar	WriteState
Formatting	Namespaces	XmlLang
Indentation	QuoteChar	XmlSpace
Methods
Close	WriteBinHex	WriteName
Equals	WriteCData	WriteNmToken
Finalize	WriteCharEntity	WriteNode
Flush	WriteChars	WriteProcessingInstruction
GetHashCode	WriteComment	WriteQualifiedName
GetType	WriteDocType	WriteRaw
LookupPrefix	WriteElementString	WriteStartAttribute
MemberwiseClone	WriteEndAttribute	WriteStartDocument
ToString	WriteEndDocument	WriteStartElement
WriteAttributes	WriteEndElement	WriteString
WriteAttributeString	WriteEntityRef	WriteSurrogateCharEntity
WriteBase64	WriteFullEndElement	WriteWhitespace

XmlValidatingReader Class

Member of System.Xml . Inherits from System.Xml.XmlReader .

The XmlValidatingReader object provides support for reading an XML file using validation. The object supports validation with the DTD, XDR, or W3C XML schema formats.

Properties
AttributeCount	IsEmptyElement	Reader
BaseURI	Item	ReadState
CanResolveEntity	LocalName	Schemas
Depth	Name	SchemaType
Encoding	Namespaces	ValidationType
EntityHandling	NamespaceURI	Value
EOF	NameTable	XmlLang
HasAttributes	NodeType	XmlResolver
HasValue	Prefix	XmlSpace
IsDefault	QuoteChar
Methods
Close	MoveToAttribute	ReadInnerXml
Equals	MoveToContent	ReadOuterXml
Finalize	MoveToElement	ReadStartElement
GetAttribute	MoveToFirstAttribute	ReadString
GetHashCode	MoveToNextAttribute	ReadTypedValue
GetType	Read	ResolveEntity
IsStartElement	ReadAttributeValue	Skip
LookupNamespace	ReadElementString	ToString
MemberwiseClone	ReadEndElement
Events
ValidationEventHandler

XmlWriter Class

Abstract class. Member of System.Xml .

Properties
WriteState	XmlLang	XmlSpace
Methods
Close	WriteBinHex	WriteName
Equals	WriteCData	WriteNmToken
Finalize	WriteCharEntity	WriteNode
Flush	WriteChars	WriteProcessingInstruction
GetHashCode	WriteComment	WriteQualifiedName
GetType	WriteDocType	WriteRaw
LookupPrefix	WriteElementString	WriteStartAttribute
MemberwiseClone	WriteEndAttribute	WriteStartDocument
ToString	WriteEndDocument	WriteStartElement
WriteAttributes	WriteEndElement	WriteString
WriteAttributeString	WriteEntityRef	WriteSurrogateCharEntity
WriteBase64	WriteFullEndElement	WriteWhit espace

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