◆ WriteDocTypeAsync() [1/2]

override async Task System.Xml.XmlWellFormedWriter.WriteDocTypeAsync	(	string	name,
		string	pubid,
		string	sysid,
		string	subset )
inline
Definition at line 3073 of file XmlWellFormedWriter.cs.
    {
        _ = 1;
        try
        {
            if (name == null || name.Length == 0)
            {
                throw new ArgumentException(System.SR.Xml_EmptyName);
            }
            XmlConvert.VerifyQName(name, ExceptionType.XmlException);
            if (_conformanceLevel == ConformanceLevel.Fragment)
            {
                throw new InvalidOperationException(System.SR.Xml_DtdNotAllowedInFragment);
            }
            await AdvanceStateAsync(Token.Dtd).ConfigureAwait(continueOnCapturedContext: false);
            if (_dtdWritten)
            {
                _currentState = State.Error;
                throw new InvalidOperationException(System.SR.Xml_DtdAlreadyWritten);
            }
            if (_conformanceLevel == ConformanceLevel.Auto)
            {
                _conformanceLevel = ConformanceLevel.Document;
                _stateTable = s_stateTableDocument;
            }
            if (_checkCharacters)
            {
                int invCharIndex;
                if (pubid != null && (invCharIndex = XmlCharType.IsPublicId(pubid)) >= 0)
                {
                    string xml_InvalidCharacter = System.SR.Xml_InvalidCharacter;
                    object[] args = XmlException.BuildCharExceptionArgs(pubid, invCharIndex);
                    throw new ArgumentException(System.SR.Format(xml_InvalidCharacter, args), "pubid");
                }
                if (sysid != null && (invCharIndex = XmlCharType.IsOnlyCharData(sysid)) >= 0)
                {
                    string xml_InvalidCharacter2 = System.SR.Xml_InvalidCharacter;
                    object[] args = XmlException.BuildCharExceptionArgs(sysid, invCharIndex);
                    throw new ArgumentException(System.SR.Format(xml_InvalidCharacter2, args), "sysid");
                }
                if (subset != null && (invCharIndex = XmlCharType.IsOnlyCharData(subset)) >= 0)
                {
                    string xml_InvalidCharacter3 = System.SR.Xml_InvalidCharacter;
                    object[] args = XmlException.BuildCharExceptionArgs(subset, invCharIndex);
                    throw new ArgumentException(System.SR.Format(xml_InvalidCharacter3, args), "subset");
                }
            }
            await _writer.WriteDocTypeAsync(name, pubid, sysid, subset).ConfigureAwait(continueOnCapturedContext: false);
            _dtdWritten = true;
        }
        catch
        {
            _currentState = State.Error;
            throw;
        }
    }