Class ParserHelper

Static Helper class containing useful methods for Parsers.

Inheritance

System.Object

ParserHelper

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: VDS.RDF.Parsing

Assembly: dotNetRdf.dll

Syntax

public static class ParserHelper

Methods

Error(string, string, IRdfXmlEvent)

Helper function which generates standardised Error Messages.

Declaration

public static RdfParseException Error(string message, string production, IRdfXmlEvent evt)

Parameters

Type	Name	Description
string	message	Error Message.
string	production	The Production where the Error occurred.
IRdfXmlEvent	evt	Event causing the Error.

Returns

Type	Description
RdfParseException

Error(string, IRdfXmlEvent)

Helper function which generates standardised Error Messages.

Declaration

public static RdfParseException Error(string message, IRdfXmlEvent evt)

Parameters

Type	Name	Description
string	message	Error Message.
IRdfXmlEvent	evt	Event causing the Error.

Returns

Type	Description
RdfParseException

Error(string, IToken)

Helper method for raising informative standardised Parser Errors.

Declaration

public static RdfParseException Error(string msg, IToken t)

Parameters

Type	Name	Description
string	msg	The Error Message.
IToken	t	The Token that is the cause of the Error.

Returns

Type	Description
RdfParseException

Stop()

Throws a RdfParsingTerminatedException which is used to tell the parser that it should stop parsing.

Declaration

public static void Stop()

TryResolveUri(IGraph, IToken)

Attempts to resolve a QName or URI Token into a URI Node and produces appropriate error messages if this fails.

Declaration

public static INode TryResolveUri(IGraph g, IToken t)

Parameters

Type	Name	Description
IGraph	g	Graph.
IToken	t	Token to resolve.

Returns

Type	Description
INode

TryResolveUri(IParserContext, IToken, bool, Func<string, string>)

Attempts to resolve a QName or URI Token into a URI Node and produces appropriate error messages if this fails.

Declaration

public static IUriNode TryResolveUri(IParserContext context, IToken t, bool allowDefaultPrefixFallback, Func<string, string> qnameUnescape)

Parameters

Type	Name	Description
IParserContext	context	Parser Context.
IToken	t	Token to resolve.
System.Boolean	allowDefaultPrefixFallback	Whether when the default prefix is used but not defined it can fallback to the Base URI.
System.Func<T, TResult><string, string>	qnameUnescape	QName unescaping function.

Returns

Type	Description
IUriNode

TryResolveUri(IParserContext, IToken, bool)

Attempts to resolve a QName or URI Token into a URI Node and produces appropriate error messages if this fails.

Declaration

public static IUriNode TryResolveUri(IParserContext context, IToken t, bool allowDefaultPrefixFallback)

Parameters

Type	Name	Description
IParserContext	context	Parser Context.
IToken	t	Token to resolve.
System.Boolean	allowDefaultPrefixFallback	Whether when the default prefix is used but not defined it can fallback to the Base URI.

Returns

Type	Description
IUriNode

TryResolveUri(IParserContext, IToken)

Attempts to resolve a QName or URI Token into a URI Node and produces appropriate error messages if this fails.

Declaration

public static IUriNode TryResolveUri(IParserContext context, IToken t)

Parameters

Type	Name	Description
IParserContext	context	Parser Context.
IToken	t	Token to resolve.

Returns

Type	Description
IUriNode

TryResolveUri(IStoreParserContext, IToken)

Attempts to resolve a QName or URI Token into a URI Node and produces appropriate error messages if this fails.

Declaration

public static IRefNode TryResolveUri(IStoreParserContext context, IToken t)

Parameters

Type	Name	Description
IStoreParserContext	context	Parser Context.
IToken	t	Token to resolve.

Returns

Type	Description
IRefNode