public LocatorValidationResult Fetch( ParameterizedDatumLocator datumLocator )
{
Navigation navigation = null;
IDocument doc = null;
IFormat format = null;
try
{
var fetchPolicy = new EvaluatorPolicy( datumLocator.Parameters );
navigation = fetchPolicy.GetNavigation( datumLocator.Site );
doc = myWebScrapSC.GetDocument( navigation );
if ( doc == null )
{
return new LocatorValidationResult( null, datumLocator, navigation, null, null );
}
format = fetchPolicy.GetFormat( datumLocator.Site );
var result = fetchPolicy.ApplyPreprocessing( doc.ExtractTable( format ) );
var resultPolicy = new FirstNonNullPolicy();
resultPolicy.Validate( datumLocator.Site, result );
return new LocatorValidationResult( resultPolicy.ResultTable, datumLocator, navigation, doc.Location, format );
}
catch ( Exception ex )
{
var result = new LocatorValidationResult( null, datumLocator, navigation, doc != null ? doc.Location : null, format );
result.ErrorMessage = ex.Message;
return result;
}
}
public LocatorValidationResult( DataTable result, ParameterizedDatumLocator datumLocator, Navigation modifiedNavigation, string documentLocation, IFormat modifiedFormat )
{
Result = result;
DatumLocator = datumLocator;
Navigation = modifiedNavigation ?? Navigation.Empty;
DocumentLocation = documentLocation;
Format = modifiedFormat;
}
public Data( ParameterizedDatumLocator datumLocator )
{
DatumLocator = datumLocator;
ValidationResult = LocatorValidationResult.Empty;
TypeDescriptor.AddAttributes( typeof( Anchor ), new TypeConverterAttribute( typeof( GenericTypeConverter ) ) );
TypeDescriptor.AddAttributes( typeof( ICellLocator ), new TypeConverterAttribute( typeof( GenericTypeConverter ) ) );
}
private ParameterizedDatumLocator CreateLocator( DatumLocator locator, int siteIndex, string isin )
{
var validator = new ParameterizedDatumLocator( locator.Datum, locator.Sites[ siteIndex ] );
validator.Parameters[ "stock.isin" ] = isin;
return validator;
}
public LocatorValidationResult Validate( ParameterizedDatumLocator locator )
{
var provider = new Validator( myServiceProvider.Browser() );
return provider.Fetch( locator );
}
public LocatorListViewItem( ParameterizedDatumLocator datumLocator )
: base(datumLocator.Name)
{
Content = new Data( datumLocator );
}
