private static List loadDatabase()
{
InStream input = null;
List quantityNames = new List(Sys.StrType);
try
{
// parse etc/sys/units.fog as big serialized list which contains
// lists for each quantity (first item being the name)
String path = "etc/sys/units.txt";
input = Env.cur().findFile(path).@in();
// parse each line
string curQuantityName = null;
List curQuantityList = null;
string line;
while ((line = input.readLine()) != null)
{
// skip comment and blank lines
line = line.Trim();
if (line.StartsWith("//") || line.Length == 0)
{
continue;
}
// quanity sections delimited as "-- name (dim)"
if (line.StartsWith("--"))
{
if (curQuantityName != null)
{
m_quantities[curQuantityName] = curQuantityList.toImmutable();
}
curQuantityName = line.Substring(2, line.IndexOf('(') - 2).Trim();
curQuantityList = new List(Sys.UnitType);
quantityNames.add(curQuantityName);
continue;
}
// must be a unit
try
{
Unit unit = Unit.define(line);
curQuantityList.add(unit);
}
catch (Exception e)
{
System.Console.WriteLine("WARNING: Init unit in etc/sys/units.txt: " + line);
System.Console.WriteLine(" " + e);
}
}
m_quantities[curQuantityName] = curQuantityList.toImmutable();
}
catch (Exception e)
{
try { input.close(); } catch (Exception) {}
System.Console.WriteLine("WARNING: Cannot load lib/units.txt");
Err.dumpStack(e);
}
return((List)quantityNames.toImmutable());
}
