/// <summary>
/// Attempts to resolve a QName or URI Token into a URI Node and produces appropriate error messages if this fails
/// </summary>
/// <param name="context">Parser Context</param>
/// <param name="t">Token to resolve</param>
/// <returns></returns>
public static INode TryResolveUri(IStoreParserContext context, IToken t)
{
switch (t.TokenType)
{
case Token.QNAME:
try
{
return(context.Handler.CreateUriNode(UriFactory.Create(Tools.ResolveQName(t.Value, context.Namespaces, context.BaseUri))));
}
#if PORTABLE
catch (FormatException formatEx)
#else
catch (UriFormatException formatEx)
#endif
{
throw new RdfParseException("Unable to resolve the QName '" + t.Value + "' due to the following error:\n" + formatEx.Message, t, formatEx);
}
catch (RdfException rdfEx)
{
throw new RdfParseException("Unable to resolve the QName '" + t.Value + "' due to the following error:\n" + rdfEx.Message, t, rdfEx);
}
case Token.URI:
try
{
String uri = Tools.ResolveUri(t.Value, context.BaseUri.ToSafeString());
return(context.Handler.CreateUriNode(UriFactory.Create(uri)));
}
#if PORTABLE
catch (FormatException formatEx)
#else
catch (UriFormatException formatEx)
#endif
{
throw new RdfParseException("Unable to resolve the URI '" + t.Value + "' due to the following error:\n" + formatEx.Message, t, formatEx);
}
catch (RdfException rdfEx)
{
throw new RdfParseException("Unable to resolve the URI '" + t.Value + "' due to the following error:\n" + rdfEx.Message, t, rdfEx);
}
default:
throw ParserHelper.Error("Unexpected Token '" + t.GetType().ToString() + "' encountered, expected a URI/QName Token to resolve into a URI", t);
}
}
/// <summary>
/// Attempts to resolve a QName or URI Token into a URI Node and produces appropriate error messages if this fails
/// </summary>
/// <param name="context">Parser Context</param>
/// <param name="t">Token to resolve</param>
/// <returns></returns>
public static INode TryResolveUri(IStoreParserContext context, IToken t)
{
switch (t.TokenType)
{
case Token.QNAME:
try
{
return context.Handler.CreateUriNode(new Uri(Tools.ResolveQName(t.Value, context.Namespaces, context.BaseUri)));
}
catch (UriFormatException formatEx)
{
throw new RdfParseException("Unable to resolve the QName '" + t.Value + "' due to the following error:\n" + formatEx.Message, t, formatEx);
}
catch (RdfException rdfEx)
{
throw new RdfParseException("Unable to resolve the QName '" + t.Value + "' due to the following error:\n" + rdfEx.Message, t, rdfEx);
}
case Token.URI:
try
{
String uri = Tools.ResolveUri(t.Value, context.BaseUri.ToSafeString());
return context.Handler.CreateUriNode(new Uri(uri));
}
catch (UriFormatException formatEx)
{
throw new RdfParseException("Unable to resolve the URI '" + t.Value + "' due to the following error:\n" + formatEx.Message, t, formatEx);
}
catch (RdfException rdfEx)
{
throw new RdfParseException("Unable to resolve the URI '" + t.Value + "' due to the following error:\n" + rdfEx.Message, t, rdfEx);
}
default:
throw ParserHelper.Error("Unexpected Token '" + t.GetType().ToString() + "' encountered, expected a URI/QName Token to resolve into a URI", t);
}
}
