TrySetOptionalTokenList()

static bool System.Net.Http.Headers.CacheControlHeaderValue.TrySetOptionalTokenList ( NameValueHeaderValue nameValue, ref bool boolField, ref ObjectCollection< string > destination )

inlinestaticprivate

Definition at line 543 of file CacheControlHeaderValue.cs.

    {
        if (nameValue.Value == null)
        {
            boolField = true;
            return true;
        }
        string value = nameValue.Value;
        if (value.Length < 3 || value[0] != '"' || value[value.Length - 1] != '"')
        {
            return false;
        }
        int num = 1;
        int num2 = value.Length - 1;
        bool separatorFound = false;
        int num3 = ((destination != null) ? destination.Count : 0);
        while (num < num2)
        {
            num = HeaderUtilities.GetNextNonEmptyOrWhitespaceIndex(value, num, skipEmptyValues: true, out separatorFound);
            if (num == num2)
            {
                break;
            }
            int tokenLength = HttpRuleParser.GetTokenLength(value, num);
            if (tokenLength == 0)
            {
                return false;
            }
            if (destination == null)
            {
                destination = new ObjectCollection<string>(s_checkIsValidToken);
            }
            destination.Add(value.Substring(num, tokenLength));
            num += tokenLength;
        }
        if (destination != null && destination.Count > num3)
        {
            boolField = true;
            return true;
        }
        return false;
    }

References System.destination, System.Net.Http.Headers.HeaderUtilities.GetNextNonEmptyOrWhitespaceIndex(), System.Net.Http.HttpRuleParser.GetTokenLength(), System.Net.Http.Headers.CacheControlHeaderValue.s_checkIsValidToken, and System.value.

Referenced by System.Net.Http.Headers.CacheControlHeaderValue.TrySetCacheControlValues().