protected ProgressiveCollection(Progressor <T> progressor, ICollection <T> cache, IEqualityComparer <T> comparer)
{
_cache = cache ?? throw new ArgumentNullException(nameof(cache));
Cache = Extensions.WrapAsIReadOnlyCollection(_cache);
Progressor = progressor ?? throw new ArgumentNullException(nameof(progressor));
_subscription = Progressor.SubscribeAction(obj => _cache.Add(obj));
Comparer = comparer ?? EqualityComparer <T> .Default;
}
public ExtendedDictionary(IEqualityComparer <TKey> keyComparer, IEqualityComparer <TValue> valueComparer)
{
_valueComparer = valueComparer ?? throw new ArgumentNullException(nameof(valueComparer));
if (keyComparer == null)
{
throw new ArgumentNullException(nameof(keyComparer));
}
_wrapped = new Dictionary <TKey, TValue>(keyComparer);
Keys = Extensions.WrapAsIReadOnlyCollection(_wrapped.Keys);
Values = Extensions.WrapAsIReadOnlyCollection(_wrapped.Values);
}
public ExtendedDictionary(IEnumerable <KeyValuePair <TKey, TValue> > prototype, IEqualityComparer <TKey> keyComparer, IEqualityComparer <TValue> valueComparer)
{
_valueComparer = valueComparer ?? throw new ArgumentNullException(nameof(valueComparer));
if (keyComparer == null)
{
throw new ArgumentNullException(nameof(keyComparer));
}
_wrapped = new Dictionary <TKey, TValue>(keyComparer);
Keys = Extensions.WrapAsIReadOnlyCollection(_wrapped.Keys);
Values = Extensions.WrapAsIReadOnlyCollection(_wrapped.Values);
if (prototype == null)
{
throw new ArgumentNullException(nameof(prototype));
}
this.AddRange(prototype);
}