Článek
11/18/2011

Rss20ItemFormatter Class

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A class that serializes a SyndicationItem instance to and from RSS 2.0 format.

Inheritance Hierarchy

System.Object
  System.ServiceModel.Syndication.SyndicationItemFormatter
    System.ServiceModel.Syndication.Rss20ItemFormatter
      System.ServiceModel.Syndication.Rss20ItemFormatter<TSyndicationItem>

Namespace: System.ServiceModel.Syndication
Assembly: System.ServiceModel.Syndication (in System.ServiceModel.Syndication.dll)

Syntax

'Declaration
<XmlRootAttribute(ElementName := "item", Namespace := "")> _
Public Class Rss20ItemFormatter _
    Inherits SyndicationItemFormatter _
    Implements IXmlSerializable

[XmlRootAttribute(ElementName = "item", Namespace = "")]
public class Rss20ItemFormatter : SyndicationItemFormatter, 
    IXmlSerializable

The Rss20ItemFormatter type exposes the following members.

Constructors

	Name	Description
	Rss20ItemFormatter()	Creates a new instance of the Rss20ItemFormatter class.
	Rss20ItemFormatter(SyndicationItem)	Creates a new instance of the Rss20ItemFormatter class.
	Rss20ItemFormatter(Type)	Creates a new instance of the Rss20ItemFormatter class.
	Rss20ItemFormatter(SyndicationItem, Boolean)	Creates a new instance of the Rss20ItemFormatter class.

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Properties

	Name	Description
	Item	Gets the SyndicationItem associated with the formatter. (Inherited from SyndicationItemFormatter.)
	ItemType	Gets the type of the syndication item associated with the Rss20ItemFormatter.
	PreserveAttributeExtensions	Gets or sets a value that specifies whether to preserve attribute extensions during serialization.
	PreserveElementExtensions	Gets or sets a value that specifies whether to preserve element extensions during serialization.
	SerializeExtensionsAsAtom	Gets and sets a value that specifies whether to serialize extensions within the Atom 1.0 namespace.
	Version	Gets the syndication version used by the formatter. (Overrides SyndicationItemFormatter.Version.)

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Methods

	Name	Description
	CanRead	Verifies whether the specified XmlReader contains a valid RSS 2.0 syndication item. (Overrides SyndicationItemFormatter.CanRead(XmlReader).)
	CreateItemInstance	Creates a new SyndicationItem instance. (Overrides SyndicationItemFormatter.CreateItemInstance().)
	Equals(Object)	Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
	Finalize	Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
	GetHashCode	Serves as a hash function for a particular type. (Inherited from Object.)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	ReadFrom	Reads an RSS 2.0 syndication item from the specified XmlReader instance. (Overrides SyndicationItemFormatter.ReadFrom(XmlReader).)
	SetItem	Associates a SyndicationItem instance with the SyndicationItemFormatter. (Inherited from SyndicationItemFormatter.)
	ToString	Gets a string representation of the SyndicationItemFormatter instance. (Inherited from SyndicationItemFormatter.)
	WriteElementExtensions(XmlWriter, SyndicationCategory, String)	Writes the element extensions in the SyndicationCategory instance to the specified XmlWriter in the specified syndication version. (Inherited from SyndicationItemFormatter.)
	WriteElementExtensions(XmlWriter, SyndicationLink, String)	Writes the element extensions in the SyndicationLink instance to the specified XmlWriter in the specified syndication version. (Inherited from SyndicationItemFormatter.)
	WriteElementExtensions(XmlWriter, SyndicationPerson, String)	Writes the element extensions in the SyndicationPerson instance to the specified XmlWriter in the specified syndication version. (Inherited from SyndicationItemFormatter.)
	WriteTo	Writes the SyndicationItem associated with the Rss20FeedFormatter to the specified XmlWriter. (Overrides SyndicationItemFormatter.WriteTo(XmlWriter).)

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Explicit Interface Implementations

	Name	Description
	IXmlSerializable.GetSchema	Implements the GetSchema() method.
	IXmlSerializable.ReadXml	Implements the ReadXml(XmlReader) method.
	IXmlSerializable.WriteXml	Implements the WriteXml(XmlWriter) method.

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Remarks

Use this class to serialize instances of SyndicationItem and to create an instance of SyndicationItem from an XML document that represents an RSS 2.0 item. If you have derived a class from SyndicationItem and want to serialize it, use the Rss20ItemFormatter<TSyndicationItem> formatter.

Version Information

Silverlight

Supported in: 5, 4, 3

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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