public ComplexMachine(RegExpTree tree)
{
tree.Positions = new Dictionary<String, List<RegExpTreeItem>>();
Machines = new Dictionary<string, Machine>();
int currentState = 0;
foreach (String name in tree.Roots.Keys)
{
if (!allowed.Contains(name)) continue;
tree.Positions.Add(name, new List<RegExpTreeItem>());
tree.Roots[name].Calculate(tree.Positions[name]);
tree.Roots[name].CalculateFollow(tree.Positions[name]);
Machine machine = new Machine(tree.Positions[name]);
machine.STATE = currentState;
machine.TryAdd(tree.Positions[name][tree.Positions[name].Count - 1].FirstPos);
while (machine.HasUnmarked())
machine.GetUnmarked().MoveForward();
Machines.Add(name, machine);
currentState = machine.STATE;
}
}
public static Object SetLexic(String text)
{
RegExpTree tree = new RegExpTree();
tree.Roots = new Dictionary<string, RegExpTreeItem>();
ComplexMachine machine = new ComplexMachine(tree);
try
{
foreach (string line in text.Split('\n').Select(l => l.Trim() + "#"))
{
if (string.IsNullOrEmpty(line)) continue;
int i = 0;
while (line[i] != '=' && i < line.Length - 1) i++;
if (line[i] != '=') continue;
String name = line.Substring(0, i);
String val = line.Substring(i + 1, line.Length - i - 1);
tree.Roots[name] = tree.Load(val);
}
machine = new ComplexMachine(tree);
}
catch (Exception e)
{
return null;
}
UserSession us = HttpContext.Current.Session["UserSession"] as UserSession;
if (us == null)
{
us = new UserSession();
HttpContext.Current.Session.Add("UserSession", us);
}
us.Tree = tree;
us.Machine = machine;
string ret = String.Empty;
foreach (var m in machine.Machines.Keys)
ret = ret + "<br/>" + machine.Machines[m].ToTable(m);
return ret;
}
