public CascadingGetMultipleThunk(IEnumerable <Tangle <T> .JoinBarrierThunk> barriers, IEnumerable <Tangle <T> > cascades, IEnumerable <TKey> keys)
{
Barriers = barriers;
Cascades = cascades;
Keys = keys;
KeyConverter = TangleKey.GetConverter <TKey>();
}
protected Index(Tangle <TValue> tangle, string name, Delegate function)
{
IndexFunction = function as IndexFunc <TIndexKey, TValue>;
IndexMultipleFunction = function as IndexMultipleFunc <TIndexKey, TValue>;
if ((IndexFunction == null) && (IndexMultipleFunction == null))
{
throw new InvalidOperationException("An index must have either an IndexFunc or IndexMultipleFunc");
}
Tangle = tangle;
Name = name;
KeyConverter = TangleKey.GetConverter <TIndexKey>();
IndexBase <TValue> temp;
if (tangle.Indices.TryGetValue(name, out temp))
{
throw new InvalidOperationException("An index with that name already exists");
}
BTree = new BTree(tangle.Storage, Name + "_");
tangle.Indices.Add(name, this);
if (tangle.Count != BTree.MutationSentinel)
{
Populate();
}
}
public MapReduceThunk(
IEnumerable <TKey> keys, Func <TKey, T, TMapped> map,
Func <TMapped, TMapped, TMapped> reduce,
TMapped initialValue, TMapped defaultValue
)
{
Keys = keys;
KeyConverter = TangleKey.GetConverter <TKey>();
Map = map;
Reduce = reduce;
InitialValue = initialValue;
DefaultValue = defaultValue;
}
public JoinThunk(
Tangle <TRight> .JoinBarrierThunk rightBarrier,
Tangle <TRight> right,
IEnumerable <TLeftKey> keys,
JoinKeySelector <TLeftKey, T, TRightKey> keySelector,
JoinValueSelector <TLeftKey, T, TRightKey, TRight, TOut> valueSelector
)
{
RightBarrier = rightBarrier;
Right = right;
Keys = keys;
KeySelector = keySelector;
ValueSelector = valueSelector;
LeftKeyConverter = TangleKey.GetConverter <TLeftKey>();
RightKeyConverter = TangleKey.GetConverter <TRightKey>();
}
public ForEachThunk(IEnumerable <TKey> keys, Action <TKey, T> function)
{
Keys = keys;
KeyConverter = TangleKey.GetConverter <TKey>();
Function = function;
}
public GetMultipleThunk(IEnumerable <TKey> keys)
{
Keys = keys;
KeyConverter = TangleKey.GetConverter <TKey>();
}
public static void RegisterKeyType <T> (TangleKeyConverter <T> converter)
{
RegisterType <T>(autoConverter: false);
Converters[typeof(T)] = converter;
}
