/// <summary>
/// Matches the production.
/// <br/>
/// root(document-element == RDF,children == list(RDF))
/// </summary>
/// <param name="outputGraph">Graph to add the generated triples.</param>
internal override void Match(Graph outputGraph)
{
if (isRDFElementPresent)
{
List <EventElement> rootElements = new List <EventElement>();
if (FindRootRDFElements(innerDocument.Root, rootElements))
{
foreach (EventElement element in rootElements)
{
ProductionRdf rootProduction = new ProductionRdf(element);
rootProduction.Match(outputGraph);
}
}
else
{
throw new RdfXmlParserException(Constants.ErrorMessageIds.MsgDocNoRDFElement);
}
}
else
{
List <EventElement> elementList = new List <EventElement>();
foreach (XElement xmlElement in innerDocument.Elements())
{
elementList.Add(new EventElement(xmlElement));
}
ProductionNodeElementList nodeElementList =
new ProductionNodeElementList(elementList);
nodeElementList.Match(outputGraph);
}
}
/// <summary>
/// Validates property element based on following syntax rules and creates triples,
/// <br/>
/// start-element(URI == propertyElementURIs ),
/// attributes == set(idAttr?, parseCollection))
/// nodeElementList
/// end-element()
/// </summary>
/// <param name="outputGraph">Graph to add the generated triples.</param>
internal override void Match(Graph outputGraph)
{
try
{
//Validate uri.
//start-element(URI == propertyElementURIs )
ProductionPropertyElementUris propertyElementUris =
new ProductionPropertyElementUris(innerElement.Uri);
propertyElementUris.Match(outputGraph);
}
catch (RdfXmlParserException ex)
{
throw new RdfXmlParserException(ex.ErrorMessageId, innerElement.LineInfo);
}
// Validate attributes.
// attributes == set(idAttr?, parseCollection))
Collection <Production> set = new Collection <Production>();
foreach (EventAttribute attribute in innerElement.Attributes)
{
Production production = GetProductionAttribute(attribute);
if (production != null)
{
set.Add(production);
}
else
{
throw new RdfXmlParserException(
Constants.ErrorMessageIds.MsgParseTypeCollectionPropertyElementNoOtherAttrs,
innerElement.LineInfo);
}
}
if (set.Where(tuple => tuple is ProductionIdAttribute).Count() > 1)
{
throw new RdfXmlParserException(Constants.ErrorMessageIds.MsgParseTypeCollectionPropertyElementMoreThanOneIdAttr, innerElement.LineInfo);
}
if (set.Where(tuple => tuple is ProductionParseCollection).Count() != 1)
{
throw new RdfXmlParserException(Constants.ErrorMessageIds.MsgParseTypeCollectionPropertyElementSingleCollectionAttr, innerElement.LineInfo);
}
foreach (Production attribute in set)
{
attribute.Match(outputGraph);
}
ProductionNodeElementList nodeElementList = new ProductionNodeElementList(innerElement.Children);
nodeElementList.Match(outputGraph);
//Generate triples.
GenerateTriples(outputGraph);
}
/// <summary>
/// Matches production,
/// <br/>
/// start-element(URI == rdf:RDF, attributes == set())
/// nodeElementList
/// end-element()
/// </summary>
/// <param name="outputGraph">Graph to add the generated triples.</param>
internal override void Match(Graph outputGraph)
{
if (innerElement.Uri != RDFUri)
{
throw new RdfXmlParserException(Constants.ErrorMessageIds.MsgRdfInvalidRootElement, innerElement.LineInfo);
}
if (innerElement.Attributes.Count() != 0)
{
throw new RdfXmlParserException(Constants.ErrorMessageIds.MsgRdfNoAttrAllowed, innerElement.LineInfo);
}
ProductionNodeElementList nodeElementList =
new ProductionNodeElementList(innerElement.Children);
nodeElementList.Match(outputGraph);
}