public void Register(Type type, Func <object> createInstanceDelegate, bool singleton = false,
bool initialize = false,
string instanceName = null)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (createInstanceDelegate == null)
{
throw new ArgumentNullException("createInstanceDelegate");
}
var key = new MappingKey(type, singleton, instanceName);
if (!_mappings.ContainsKey(key))
{
if (initialize)
{
if (singleton)
{
key.Instance = createInstanceDelegate();
}
else
{
createInstanceDelegate();
}
}
_mappings.Add(key, createInstanceDelegate);
}
}
public void Deregister(Type type, string instanceName = null)
{
var key = new MappingKey(type, default(bool), instanceName);
Func <object> obj;
if (_mappings.TryGetValue(key, out obj))
{
_mappings.Remove(_mappings.FirstOrDefault(x => x.Value == obj).Key);
}
}
public object Resolve(Type type, string instanceName = null)
{
var key = new MappingKey(type, default(bool), instanceName);
Func <object> obj;
if (_mappings.TryGetValue(key, out obj))
{
var mk = _mappings.FirstOrDefault(x => x.Value == obj).Key;
if (mk.Singleton)
{
return(mk.Instance ?? (mk.Instance = obj()));
}
return(obj());
}
throw new InvalidOperationException(string.Format("Could not find mapping for type '{0}'", type.FullName));
}