public void ProcessTask(Options commandLineOptions)
{
var pdfTools = new CoreTools();
List <String> inputFiles = new List <string>(commandLineOptions.Items);
String outputFile = inputFiles[inputFiles.Count - 1];
inputFiles.RemoveAt(inputFiles.Count - 1);
try
{
pdfTools.ConcatenatePDFFiles(inputFiles.ToArray(), outputFile);
}
catch (UnauthorizedAccessException)
{
System.Console.Error.WriteLine("Access denied.");
}
catch (System.IO.FileNotFoundException)
{
System.Console.Error.WriteLine("File not found.");
}
catch (System.IO.DirectoryNotFoundException)
{
System.Console.Error.WriteLine("Directory not found.");
}
}