public ContentRangeParser(RangeUnitRegistry units)
{
if (units == null)
{
throw new ArgumentNullException("units");
}
this.units = units;
}
public RangeUnitRegistry Merge(RangeUnitRegistry registry)
{
if (registry == null)
{
throw new ArgumentNullException("registry");
}
var mergedUnits = this.Concat(registry);
if (mergedUnits.GroupBy(unit => unit.Name).Any(group => group.Count() > 1))
{
throw new ArgumentException("result contains duplicates");
}
return(new RangeUnitRegistry(mergedUnits));
}
public static Range GetRange(this HttpRequestBase request, RangeUnitRegistry units)
{
if (units == null)
{
throw new ArgumentNullException("units");
}
var value = request.Headers[RangeHeaders.RANGE];
if (value == null)
{
return(null);
}
try
{
return(new HeaderReader <Range>(new RangeParser(RangeUnitRegistry.Default)).Read(value));
}
catch (ParsingException)
{
return(null);
}
}