public EnumerableSurrogate(ReferenceMultiRankMap <KeyType, ValueType> map, bool forward, bool robust, bool startKeyed, KeyType startKey)
{
this.map = map;
this.forward = forward;
this.robust = robust;
this.startKeyed = startKeyed;
this.startKey = startKey;
}
public void ConditionalSetOrRemove(KeyType key, UpdatePredicate <KeyType, ValueType> predicate)
{
if (predicate == null)
{
throw new ArgumentNullException();
}
ValueType value;
bool resident = TryGetValue(key, out value);
uint version = inner.version;
ReferenceMultiRankMap <KeyType, ValueType> savedInner = inner;
inner = new ReferenceMultiRankMap <KeyType, ValueType>();
inner.version = savedInner.version;
bool remove = predicate(key, ref value, resident);
savedInner.version = inner.version;
inner = savedInner;
if (version != inner.version)
{
throw new InvalidOperationException();
}
if (resident)
{
if (remove)
{
bool f = TryRemove(key);
Debug.Assert(f);
}
else
{
bool f = TrySetValue(key, value);
Debug.Assert(f);
}
}
}
public ReferenceMultiRankMap(ReferenceMultiRankMap <KeyType, ValueType> original)
{
items.AddRange(original.items);
}
public ReferenceRankMap(ReferenceRankMap <KeyType, ValueType> original)
{
inner = new ReferenceMultiRankMap <KeyType, ValueType>(original.inner);
}