public static ParseResult ParseGraphDescriptionFromXmlFile(string inputXmlPath)
{
XmlGraphReader graphReader;
try
{
graphReader = XmlGraphReader.CreateFromXmlFile(inputXmlPath);
return(ParseGraphDescriptionWithXmlGraphReader(graphReader));
}
catch (Exception ex)
{
var safeReadingEx = new FileReadingSafeException("Error occured while accessing and parsing the file: \"" + inputXmlPath + "\".", ex);
try
{
throw;
}
catch (System.IO.IOException)
{
safeReadingEx.AugmentMessageWithLine("The file or directory wasn't found.");
}
catch (System.Security.SecurityException)
{
safeReadingEx.AugmentMessageWithLine("Program has no permissions to access the file.");
}
catch (Exception e)
{
if (e is ArgumentException || e is UriFormatException)
{
safeReadingEx.AugmentMessageWithLine("The file path format is malformed.");
}
}
throw safeReadingEx;
}
}
private static ParseResult ParseGraphDescriptionWithXmlGraphReader(XmlGraphReader graphReader)
{
XDocument xDoc;
try
{
var xmlReader = graphReader.GetValidatingXmlReader();
xDoc = XDocument.Load(xmlReader);
}
catch (System.Xml.XmlException ex)
{
throw new inputValidationSafeException("The structure of the xml input is not correct. Is it an xml?", ex);
}
catch (System.Xml.Schema.XmlSchemaValidationException ex)
{
var message = String.Format(
"The xml input failed to pass validation.\r\nDetails:\r\nline {0}, column {1}\r\n{2}",
ex.LineNumber,
ex.LinePosition,
ex.Message
);
throw new inputValidationSafeException(message, ex);
}
return(ParseGraphDescriptionFromXDocument(xDoc));
}
/* Public Parsers */
public static ParseResult ParseGraphDescriptionFromXmlText(string inputXmlText)
{
var graphReader = XmlGraphReader.CreateFromXmlText(inputXmlText);
return(ParseGraphDescriptionWithXmlGraphReader(graphReader));
}
private static ParseResult ParseGraphDescriptionWithXmlGraphReader(XmlGraphReader graphReader)
{
XDocument xDoc;
try
{
var xmlReader = graphReader.GetValidatingXmlReader();
xDoc = XDocument.Load(xmlReader);
}
catch (System.Xml.XmlException ex)
{
throw new inputValidationSafeException("The structure of the xml input is not correct. Is it an xml?", ex);
}
catch (System.Xml.Schema.XmlSchemaValidationException ex)
{
var message = String.Format(
"The xml input failed to pass validation.\r\nDetails:\r\nline {0}, column {1}\r\n{2}",
ex.LineNumber,
ex.LinePosition,
ex.Message
);
throw new inputValidationSafeException(message, ex);
}
return ParseGraphDescriptionFromXDocument(xDoc);
}
