string ReadOptionalString(XmlAttributeCollection attrs, string name, string defaultValue, ParseLog parseLog)
{
string value = defaultValue;
XmlAttribute attr = attrs[name];
if (attr == null)
{
return(defaultValue);
}
value = attr.Value;
parseLog.Add(String.Format("{0}={1}", name, value));
return(value);
}
bool ReadString(XmlAttributeCollection attrs, string name, out string value, ParseLog parseLog)
{
value = "";
XmlAttribute attr = attrs[name];
if (attr == null)
{
parseLog.AddError(String.Format("attribute {0} not found", name));
return(false);
}
value = attr.Value;
parseLog.Add(String.Format("{0}={1}", name, value));
return(true);
}