public void WriteRawWithSurrogateChecking(string text)
{
if (text == null)
{
return;
}
if (_cacheAttrValue)
{
_attrValue.Append(text);
}
int len = text.Length;
int i = 0;
char ch = (char)0;
for (;;)
{
while (i < len && (_xmlCharType.IsCharData(ch = text[i]) || ch < 0x20))
{
i++;
}
if (i == len)
{
break;
}
if (XmlCharType.IsHighSurrogate(ch))
{
if (i + 1 < len)
{
char lowChar = text[i + 1];
if (XmlCharType.IsLowSurrogate(lowChar))
{
i += 2;
continue;
}
else
{
throw new Exception("throw XmlConvert.CreateInvalidSurrogatePairException(lowChar, ch);");
//throw XmlConvert.CreateInvalidSurrogatePairException(lowChar, ch);
}
}
throw new Exception("throw new ArgumentException(SR.Xml_InvalidSurrogateMissingLowChar);");
}
else if (XmlCharType.IsLowSurrogate(ch))
{
throw new Exception("throw XmlConvert.CreateInvalidHighSurrogateCharException(ch);");
//throw XmlConvert.CreateInvalidHighSurrogateCharException(ch);
}
else
{
i++;
}
}
_textWriter.Write(text);
return;
}
internal static void VerifyCharData(string data, ExceptionType invCharExceptionType, ExceptionType invSurrogateExceptionType)
{
if (data == null || data.Length == 0)
{
return;
}
int i = 0;
int len = data.Length;
for (; ;)
{
while (i < len && s_xmlCharType.IsCharData(data[i]))
{
i++;
}
if (i == len)
{
return;
}
char ch = data[i];
if (XmlCharType.IsHighSurrogate(ch))
{
if (i + 1 == len)
{
throw CreateException(SR.Xml_InvalidSurrogateMissingLowChar, invSurrogateExceptionType, 0, i + 1);
}
ch = data[i + 1];
if (XmlCharType.IsLowSurrogate(ch))
{
i += 2;
continue;
}
else
{
throw CreateInvalidSurrogatePairException(data[i + 1], data[i], invSurrogateExceptionType, 0, i + 1);
}
}
throw CreateInvalidCharException(data, i, invCharExceptionType);
}
}
