public BiDictionary(Dictionary <T1, T2> keysToValue)
{
KeyToValue = keysToValue;
foreach (var keyValue in keysToValue)
{
ValueToKey.Add(keyValue.Value, keyValue.Key);
}
}
public void Remove(T1 key)
{
if (KeyToValue.TryGetValue(key, out T2 value))
{
KeyToValue.Remove(key);
ValueToKey.Remove(value);
}
}
public void Remove(T2 value)
{
if (ValueToKey.TryGetValue(value, out T1 key))
{
ValueToKey.Remove(value);
KeyToValue.Remove(key);
}
}
public T2 this[T1 key]
{
get
{
return(KeyToValue[key]);
}
set
{
T2 oldValue = KeyToValue[key];
if (!oldValue.Equals(value))
{
ValueToKey.Remove(oldValue);
KeyToValue[key] = value;
ValueToKey[value] = key;
}
}
}
public bool ContainsValue(T2 value)
{
return(ValueToKey.ContainsKey(value));
}
public bool TryGet(T2 value, out T1 key)
{
return(ValueToKey.TryGetValue(value, out key));
}
public void Add(T1 key, T2 value)
{
KeyToValue.Add(key, value);
ValueToKey.Add(value, key);
}
