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DiscoveryDocument.CanRead Method

Returns a value indicating whether the passed XmlReader can be deserialized into a DiscoveryDocument.

[Visual Basic]
Public Shared Function CanRead( _
   ByVal xmlReader As XmlReader _
) As Boolean
[C#]
public static bool CanRead(
 XmlReader xmlReader
);
[C++]
public: static bool CanRead(
 XmlReader* xmlReader
);
[JScript]
public static function CanRead(
   xmlReader : XmlReader
) : Boolean;

Parameters

xmlReader
The XmlReader that is tested whether it can be deserialized into a DiscoveryDocument.

Return Value

true if XmlReader can be deserialized into a DiscoveryDocument; otherwise, false.

Example

[Visual Basic, C#, C++] The following code example reads in the contents of a discovery document, if the CanRead property is true.

[Visual Basic] 
' Check whether the given XmlTextReader is readable.
If DiscoveryDocument.CanRead(myXmlTextReader) = True Then
   ' Read the given XmlTextReader.
   myDiscoveryDocument = DiscoveryDocument.Read(myXmlTextReader)
Else
   Console.WriteLine("The supplied file is not readable")
End If

[C#] 
// Check whether the given XmlTextReader is readable.
if( DiscoveryDocument.CanRead( myXmlTextReader ) == true )
{
   // Read the given XmlTextReader.
   myDiscoveryDocument = DiscoveryDocument.Read( myXmlTextReader );
}
else
{
   Console.WriteLine( "The supplied file is not readable" );
}

[C++] 
// Check whether the given XmlTextReader is readable.
if (DiscoveryDocument::CanRead(myXmlTextReader) == true)
   // Read the given XmlTextReader.
   myDiscoveryDocument = DiscoveryDocument::Read(myXmlTextReader);
else
   Console::WriteLine(S"The supplied file is not readable");

[JScript] No example is available for JScript. To view a Visual Basic, C#, or C++ example, click the Language Filter button Language Filter in the upper-left corner of the page.

Requirements

Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

See Also

DiscoveryDocument Class | DiscoveryDocument Members | System.Web.Services.Discovery Namespace | XmlReader

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