// TODO: Put strings into the resources.
//
public static XFullCorrelationId GetFrom(HttpHeaders headers, bool requirePresence)
{
headers.EnsureNotNull(nameof(headers));
//
if (headers.TryGetValues(name: Name, values: out var headerValues))
{
var errorMessagePrologue = $"HTTP header '{Name}' set incorrectly.{Environment.NewLine}";
var headerValuesArray = headerValues.Take(2).ToArray();
if (headerValuesArray.Length == 1 && headerValuesArray[0] != null)
{
var correlationIdPathString = headerValuesArray[0];
XFullCorrelationId correlationIdPath;
try {
correlationIdPath = XFullCorrelationId.Parse(idString: correlationIdPathString.Arg(nameof(correlationIdPathString)));
}
catch (Exception exception) {
throw new EonException(message: $"{errorMessagePrologue}Header value is not valid.{Environment.NewLine}\tHeader value:{correlationIdPathString.FmtStr().GNLI2()}", innerException: exception);
}
return(correlationIdPath);
}
else if (headerValuesArray.Length > 1)
{
throw new EonException(message: $"{errorMessagePrologue}Header have multiple values ({headerValuesArray.Length} values), whereas only one value expected.");
}
else
{
throw new EonException(message: $"{errorMessagePrologue}Header value is missing.");
}
}
public static void SetFor(HttpHeaders headers, XFullCorrelationId fullCorrelationId)
{
headers.EnsureNotNull(nameof(headers));
//
var header = CreateFrom(fullCorrelationId: fullCorrelationId);
headers.Remove(header.Key);
headers.Add(header.Key, header.Value);
}
public static void Set(this HttpHeaders headers, string name, string value)
{
headers.EnsureNotNull(nameof(headers));
name.EnsureNotNull(nameof(name)).EnsureNotEmpty();
//
headers.Remove(name);
if (!headers.TryAddWithoutValidation(name: name, value: value))
{
headers.Add(name: name, value: value);
}
}