private static NativeIndexKey.Inclusion FromInclusion <T1>(IndexQuery.RangePredicate <T1> rangePredicate)
{
return(rangePredicate.FromInclusive() ? LOW : HIGH);
}
internal static AddedWithValuesAndRemoved IndexUpdatesWithValuesForRangeSeek <T1>(ReadableTransactionState txState, IndexDescriptor descriptor, IndexQuery.RangePredicate <T1> predicate, IndexOrder indexOrder)
{
Value lower = predicate.FromValue();
Value upper = predicate.ToValue();
if (lower == null || upper == null)
{
throw new System.InvalidOperationException("Use Values.NO_VALUE to encode the lack of a bound");
}
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: java.util.NavigableMap<org.neo4j.values.storable.ValueTuple, ? extends org.neo4j.storageengine.api.txstate.LongDiffSets> sortedUpdates = txState.getSortedIndexUpdates(descriptor.schema());
NavigableMap <ValueTuple, ? extends LongDiffSets> sortedUpdates = txState.GetSortedIndexUpdates(descriptor.Schema());
if (sortedUpdates == null)
{
return(_emptyAddedAndRemovedWithValues);
}
ValueTuple selectedLower;
bool selectedIncludeLower;
ValueTuple selectedUpper;
bool selectedIncludeUpper;
if (lower == NO_VALUE)
{
selectedLower = ValueTuple.of(Values.minValue(predicate.ValueGroup(), upper));
selectedIncludeLower = true;
}
else
{
selectedLower = ValueTuple.of(lower);
selectedIncludeLower = predicate.FromInclusive();
}
if (upper == NO_VALUE)
{
selectedUpper = ValueTuple.of(Values.maxValue(predicate.ValueGroup(), lower));
selectedIncludeUpper = false;
}
else
{
selectedUpper = ValueTuple.of(upper);
selectedIncludeUpper = predicate.ToInclusive();
}
MutableList <NodeWithPropertyValues> added = Lists.mutable.empty();
MutableLongSet removed = LongSets.mutable.empty();
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: java.util.Map<org.neo4j.values.storable.ValueTuple,? extends org.neo4j.storageengine.api.txstate.LongDiffSets> inRange = sortedUpdates.subMap(selectedLower, selectedIncludeLower, selectedUpper, selectedIncludeUpper);
IDictionary <ValueTuple, ? extends LongDiffSets> inRange = sortedUpdates.subMap(selectedLower, selectedIncludeLower, selectedUpper, selectedIncludeUpper);
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: for (java.util.Map.Entry<org.neo4j.values.storable.ValueTuple,? extends org.neo4j.storageengine.api.txstate.LongDiffSets> entry : inRange.entrySet())
foreach (KeyValuePair <ValueTuple, ? extends LongDiffSets> entry in inRange.SetOfKeyValuePairs())
{
ValueTuple values = entry.Key;
Value[] valuesArray = values.Values;
LongDiffSets diffForSpecificValue = entry.Value;
// The TreeMap cannot perfectly order multi-dimensional types (spatial) and need additional filtering out false positives
// TODO: If the composite index starts to be able to handle spatial types the line below needs enhancement
if (predicate.RegularOrder || predicate.AcceptsValue(values.OnlyValue))
{
diffForSpecificValue.Added.each(nodeId => added.add(new NodeWithPropertyValues(nodeId, valuesArray)));
removed.addAll(diffForSpecificValue.Removed);
}
}
return(new AddedWithValuesAndRemoved(indexOrder == IndexOrder.DESCENDING ? added.asReversed() : added, removed));
}