public FileSpecifications(IFileSpecificationProvider defaultFallBackProvider,
params IFileSpecificationProvider[] fileSpecProvider)
{
var defaultProviders = new List <IFileSpecificationProvider>
{
new ImageSpecificationProvider(),
new VideoSpecificationProvider(),
new AudioSpecificationProvider(),
new PdfSpecificationProvider(),
new DefaultFileSpecificationProvider()
};
foreach (var provider in fileSpecProvider.Union(defaultProviders).Distinct())
{
_fileSpecifiations.Add(provider);
}
_defaultFallbackProvider = defaultFallBackProvider;
}
