//TODO: add cases for URN codes
public override bool Process(string input, out ICoordinateSystem output)
{
string[] prts = input.Split(':');
if (prts.Length == 2)
{
IKey key;
long code;
if (long.TryParse(prts[1], out code))
{
key = new LongKey {
Authority = prts[0], Code = code
};
}
else
{
key = new StringKey {
Authority = prts[0], Code = prts[1]
};
}
if (_map.ContainsKey(key))
{
output = _map[key];
return(true);
}
}
try
{
if (string.IsNullOrEmpty(input))
{
output = null;
return(false);
}
output = CoordinateSystemFactory.CreateFromWkt(input);
return(true);
}
catch
{
output = null;
return(false);
}
}
public SridMapStrategy(int priority, ICoordinateSystemFactory csFactory, IEnumerable <ICoordinateSystem> systems)
: base(priority, csFactory)
{
//_coordinateSystems = systems;
foreach (ICoordinateSystem cs in systems)
{
IKey key;
long code;
if (long.TryParse(cs.AuthorityCode, out code))
{
key = new LongKey {
Authority = cs.Authority, Code = code
};
}
else
{
key = new StringKey {
Authority = cs.Authority, Code = cs.AuthorityCode
};
}
if (!_map.ContainsKey(key))
{
_map.Add(key, cs);
}
else if (!cs.EqualParams(_map[key]))
{
throw new ApplicationException();
}
int csKey = HashCoordSystem(cs);
if (!_hashMap.ContainsKey(csKey))
{
_hashMap.Add(csKey, key);
}
else if (!cs.EqualParams(_map[_hashMap[csKey]]))
{
throw new ApplicationException();
}
}
}
public bool IsMatched(string key)
{
return(ShortKey?.Equals(key, StringComparison.OrdinalIgnoreCase) == true ||
LongKey?.Equals(key, StringComparison.OrdinalIgnoreCase) == true);
}
