// This copy constructor is used by the granular request validation feature. Since these collections are immutable
// once created, it's ok for us to have two collections containing the same data.
internal HttpHeaderCollection(HttpHeaderCollection col)
: base(col) {
_request = col._request;
_response = col._response;
_iis7WorkerRequest = col._iis7WorkerRequest;
}
// This copy constructor is used by the granular request validation feature. Since these collections are immutable
// once created, it's ok for us to have two collections containing the same data.
internal HttpHeaderCollection(HttpHeaderCollection col)
: base(col)
{
_request = col._request;
_response = col._response;
_iis7WorkerRequest = col._iis7WorkerRequest;
}
private void SynchronizeHeader(string name, string value)
{
if (StringUtil.StringStartsWith(name, "HTTP_"))
{
string header = name.Substring("HTTP_".Length).Replace('_', '-');
int knownRequestHeaderIndex = HttpWorkerRequest.GetKnownRequestHeaderIndex(header);
if (knownRequestHeaderIndex > -1)
{
header = HttpWorkerRequest.GetKnownRequestHeaderName(knownRequestHeaderIndex);
}
HttpHeaderCollection headers = this._request.Headers as HttpHeaderCollection;
if (headers != null)
{
headers.SynchronizeHeader(header, value);
}
}
}
private void SynchronizeHeader(String name, String value)
{
if (StringUtil.StringStartsWith(name, "HTTP_"))
{
// update managed copy of header
string headerName = name.Substring("HTTP_".Length);
headerName = headerName.Replace('_', '-');
int knownIndex = HttpWorkerRequest.GetKnownRequestHeaderIndex(headerName);
if (knownIndex > -1)
{
headerName = HttpWorkerRequest.GetKnownRequestHeaderName(knownIndex);
}
HttpHeaderCollection headers = _request.Headers as HttpHeaderCollection;
if (headers != null)
{
headers.SynchronizeHeader(headerName, value);
}
}
}
// Populates the Headers property but does not hook up validation.
internal HttpHeaderCollection EnsureHeaders() {
if (_headers == null) {
_headers = new HttpHeaderCollection(_wr, this, 8);
if (_wr != null)
FillInHeadersCollection();
if (!(_wr is IIS7WorkerRequest)) {
_headers.MakeReadOnly();
}
}
return _headers;
}