private bool ReadValue(XmlItem item)
{
FastString builder;
if (Config.IsStringOptimization)
{
builder = new FastStringWithPool(stringPool);
}
else
{
builder = new FastString();
}
ReadState state = ReadState.FindLeft;
string lastName = "</" + this.lastName + ">";
int lastNameLength = lastName.Length;
do
{
int c = reader.Read();
if (c == -1)
{
RaiseException();
}
builder.Append((char)c);
if (state == ReadState.FindLeft)
{
if (c == '<')
{
symbolInBuffer = '<';
return(false);
}
else if (c != ' ' && c != '\r' && c != '\n' && c != '\t')
{
state = ReadState.FindCloseItem;
}
}
else if (state == ReadState.FindCloseItem)
{
if (builder.Length >= lastNameLength)
{
bool match = true;
for (int j = 0; j < lastNameLength; j++)
{
if (builder[builder.Length - lastNameLength + j] != lastName[j])
{
match = false;
break;
}
}
if (match)
{
builder.Length -= lastNameLength;
item.Value = Converter.FromXml(builder.ToString());
return(true);
}
}
}
}while (true);
}
private ItemState ReadItem(XmlItem item)
{
FastString builder;
if (Config.IsStringOptimization)
{
builder = new FastStringWithPool(stringPool);
}
else
{
builder = new FastString();
}
ReadState state = ReadState.FindLeft;
int comment = 0;
int i = 0;
//string tempAttrName = null;
//int lc = -1;
int c = -1;
// find <
c = readNextSymbol();
while (c != -1)
{
if (c == '<')
{
break;
}
c = readNextSymbol();
}
//while not end
while (state != ReadState.Done && c != -1)
{
// find name or comment;
c = readNextSymbol();
i = 0;
while (c != -1)
{
if (i <= comment)
{
switch (comment)
{
case 0: if (c == '!')
{
comment++;
}
break;
case 1: if (c == '-')
{
comment++;
}
break;
case 2: if (c == '-')
{
state = ReadState.FindComment;
}
break;
default: comment = -1; break;
}
if (state == ReadState.FindComment)
{
break;
}
}
i++;
switch (c)
{
case '>': state = ReadState.Done; break; //Found name
case ' ': state = ReadState.FindRight; break; //Found name
case '<': RaiseException(); break;
default: builder.Append((char)c); break;
}
if (state != ReadState.FindLeft)
{
break;
}
c = readNextSymbol();
}
switch (state)
{
case ReadState.FindComment:
comment = 0;
while (c != -1)
{
c = readNextSymbol();
if (comment > 1)
{
if (c == '>')
{
state = ReadState.FindLeft;
break;
}
}
else
{
if (c == '-')
{
comment++;
}
else
{
comment = 0;
}
}
}
comment = 0;
builder.Length = 0;
while (c != -1)
{
if (c == '<')
{
break;
}
c = readNextSymbol();
}
break;
case ReadState.Done:
string result = builder.ToString();
if (result[0] == '/')
{
item.Name = result.Substring(1);
return(ItemState.End);
}
if (result[result.Length - 1] == '/')
{
item.Name = result.Substring(0, result.Length - 1);
return(ItemState.Complete);
}
item.Name = result;
return(ItemState.Begin);
case ReadState.FindRight:
if (builder[0] == '/')
{
builder.Remove(0, 1);
item.Name = builder.ToString();
return(ItemState.End);
}
item.Name = builder.ToString();
builder.Length = 0;
while (c != -1 && c != '>')
{
c = readNextSymbol();
while (c != -1)
{
if (c == ' ')
{
builder.Length = 0;
c = readNextSymbol();
continue;
}
if (c == '=' || c == '>')
{
break;
}
builder.Append((char)c);
c = readNextSymbol();
}
if (c == '>')
{
if (builder.Length > 0 && builder[builder.Length - 1] == '/')
{
return(ItemState.Complete);
}
return(ItemState.Begin);
}
c = readNextSymbol();
if (c != '"')
{
continue;
}
string attrName = builder.ToString();
builder.Length = 0;
while (c != -1)
{
c = readNextSymbol();
if (c == '"')
{
break;
}
builder.Append((char)c);
}
item.SetProp(attrName, Converter.FromXml(builder.ToString()));
builder.Length = 0;
}
break;
}
}
//just for errors
return(ItemState.Begin);
}