public FileParser GetFileParserInstance(string filePath)
{
var fileExtn = Path.GetExtension(filePath);
FileParser fileParser = null;
switch (fileExtn)
{
case ".xml":
fileParser = new XmlFileParser();
break;
case ".json":
fileParser = new JsonFileParser();
break;
}
return(fileParser);
}
private static void Main(string[] args)
{
Console.WriteLine("Horse Catalogue, ordered by price");
Console.WriteLine();
FileParseHandler fileParseHelper = new FileParseHandler();
try
{
//Read all the data feed file paths
var dataFilePaths = Directory.GetFiles(Constants.DATA_FEED_BASE_PATH);
foreach (var path in dataFilePaths)
{
//Parse and read the horse details based on the file extention
FileParser fileParser = fileParseHelper.GetFileParserInstance(path);
if (fileParser != null)
{
var horses = fileParser.GetHorseDetails(path);
fileParser.DisplayHorseDetails(horses);
}
else
{
Console.WriteLine("Something wrong with the data feed. " +
"Either there are no files or the type of the file is not expected.");
}
}
}
catch (FileNotFoundException ex)
{
Console.WriteLine("Data file is missing.");
}
catch (InvalidOperationException ex)
{
Console.WriteLine("An error occured while reading the data file.");
}
Console.Read();
}