private static AddedWithValuesAndRemoved IndexUpdatesWithValuesScanAndFilter(ReadableTransactionState txState, IndexDescriptor descriptor, IndexQuery filter, IndexOrder indexOrder)
{
//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> updates = getUpdates(txState, descriptor, indexOrder);
IDictionary <ValueTuple, ? extends LongDiffSets> updates = GetUpdates(txState, descriptor, indexOrder);
if (updates == null)
{
return(_emptyAddedAndRemovedWithValues);
}
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: for (java.util.Map.Entry<org.neo4j.values.storable.ValueTuple,? extends org.neo4j.storageengine.api.txstate.LongDiffSets> entry : updates.entrySet())
foreach (KeyValuePair <ValueTuple, ? extends LongDiffSets> entry in updates.SetOfKeyValuePairs())
{
ValueTuple key = entry.Key;
if (filter == null || filter.AcceptsValue(key.OnlyValue))
{
Value[] values = key.Values;
LongDiffSets diffSet = entry.Value;
diffSet.Added.each(nodeId => added.add(new NodeWithPropertyValues(nodeId, values)));
removed.addAll(diffSet.Removed);
}
}
return(new AddedWithValuesAndRemoved(indexOrder == IndexOrder.DESCENDING ? added.asReversed() : added, removed));
}
internal static AddedWithValuesAndRemoved IndexUpdatesWithValuesForRangeSeekByPrefix(ReadableTransactionState txState, IndexDescriptor descriptor, TextValue prefix, IndexOrder indexOrder)
{
//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 floor = ValueTuple.of(prefix);
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: for (java.util.Map.Entry<org.neo4j.values.storable.ValueTuple,? extends org.neo4j.storageengine.api.txstate.LongDiffSets> entry : sortedUpdates.tailMap(floor).entrySet())
foreach (KeyValuePair <ValueTuple, ? extends LongDiffSets> entry in sortedUpdates.tailMap(floor).entrySet())
{
ValueTuple key = entry.Key;
if ((( TextValue )key.OnlyValue).startsWith(prefix))
{
LongDiffSets diffSets = entry.Value;
Value[] values = key.Values;
diffSets.Added.each(nodeId => added.add(new NodeWithPropertyValues(nodeId, values)));
removed.addAll(diffSets.Removed);
}
else
{
break;
}
}
return(new AddedWithValuesAndRemoved(indexOrder == IndexOrder.DESCENDING ? added.asReversed() : added, removed));
}
private LongDiffSets GetLabelStateNodeDiffSets(long labelId)
{
if (_labelStatesMap == null)
{
return(LongDiffSets.EMPTY);
}
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.storageengine.api.txstate.LongDiffSets nodeDiffSets = labelStatesMap.get(labelId);
LongDiffSets nodeDiffSets = _labelStatesMap.get(labelId);
return(nodeDiffSets == null ? LongDiffSets.EMPTY : nodeDiffSets);
}
public override MutableLongSet AugmentLabels(MutableLongSet labels, NodeState nodeState)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.storageengine.api.txstate.LongDiffSets labelDiffSets = nodeState.labelDiffSets();
LongDiffSets labelDiffSets = nodeState.LabelDiffSets();
if (!labelDiffSets.Empty)
{
labelDiffSets.Removed.forEach(labels.remove);
labelDiffSets.Added.forEach(labels.add);
}
return(labels);
}
// SEEK
internal static AddedAndRemoved IndexUpdatesForSeek(ReadableTransactionState txState, IndexDescriptor descriptor, ValueTuple values)
{
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: org.eclipse.collections.impl.UnmodifiableMap<org.neo4j.values.storable.ValueTuple,? extends org.neo4j.storageengine.api.txstate.LongDiffSets> updates = txState.getIndexUpdates(descriptor.schema());
UnmodifiableMap <ValueTuple, ? extends LongDiffSets> updates = txState.GetIndexUpdates(descriptor.Schema());
if (updates != null)
{
LongDiffSets indexUpdatesForSeek = updates.get(values);
return(indexUpdatesForSeek == null ? _emptyAddedAndRemoved : new AddedAndRemoved(LongLists.mutable.ofAll(indexUpdatesForSeek.Added), indexUpdatesForSeek.Removed));
}
return(_emptyAddedAndRemoved);
}
public override void NodeDoDelete(long nodeId)
{
Nodes().remove(nodeId);
if (_nodeStatesMap != null)
{
NodeStateImpl nodeState = _nodeStatesMap.remove(nodeId);
if (nodeState != null)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.storageengine.api.txstate.LongDiffSets diff = nodeState.labelDiffSets();
LongDiffSets diff = nodeState.LabelDiffSets();
diff.Added.each(label => GetOrCreateLabelStateNodeDiffSets(label).remove(nodeId));
nodeState.ClearIndexDiffs(nodeId);
nodeState.Clear();
}
}
DataChanged();
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public void accept(final org.neo4j.storageengine.api.txstate.TxStateVisitor visitor) throws org.neo4j.internal.kernel.api.exceptions.schema.ConstraintValidationException, org.neo4j.internal.kernel.api.exceptions.schema.CreateConstraintFailureException
//JAVA TO C# CONVERTER WARNING: 'final' parameters are ignored unless the option to convert to C# 7.2 'in' parameters is selected:
public override void Accept(TxStateVisitor visitor)
{
if (_nodes != null)
{
_nodes.Added.each(visitor.visitCreatedNode);
}
if (_relationships != null)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.eclipse.collections.api.iterator.LongIterator added = relationships.getAdded().longIterator();
LongIterator added = _relationships.Added.longIterator();
while (added.hasNext())
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final long relId = added.next();
long relId = added.next();
if (!RelationshipVisit(relId, visitor.visitCreatedRelationship))
{
throw new System.InvalidOperationException("No RelationshipState for added relationship!");
}
}
_relationships.Removed.forEach(visitor.visitDeletedRelationship);
}
if (_nodes != null)
{
_nodes.Removed.each(visitor.visitDeletedNode);
}
foreach (NodeState node in ModifiedNodes())
{
if (node.HasPropertyChanges())
{
visitor.VisitNodePropertyChanges(node.Id, node.AddedProperties(), node.ChangedProperties(), node.RemovedProperties());
}
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.storageengine.api.txstate.LongDiffSets labelDiffSets = node.labelDiffSets();
LongDiffSets labelDiffSets = node.LabelDiffSets();
if (!labelDiffSets.Empty)
{
visitor.VisitNodeLabelChanges(node.Id, labelDiffSets.Added, labelDiffSets.Removed);
}
}
foreach (RelationshipState rel in ModifiedRelationships())
{
visitor.VisitRelPropertyChanges(rel.Id, rel.AddedProperties(), rel.ChangedProperties(), rel.RemovedProperties());
}
if (_graphState != null)
{
visitor.VisitGraphPropertyChanges(_graphState.addedProperties(), _graphState.changedProperties(), _graphState.removedProperties());
}
if (_indexChanges != null)
{
_indexChanges.Added.forEach(visitor.visitAddedIndex);
_indexChanges.Removed.forEach(visitor.visitRemovedIndex);
}
if (_constraintsChanges != null)
{
foreach (ConstraintDescriptor added in _constraintsChanges.Added)
{
visitor.VisitAddedConstraint(added);
}
_constraintsChanges.Removed.forEach(visitor.visitRemovedConstraint);
}
if (_createdLabelTokens != null)
{
_createdLabelTokens.forEachKeyValue(visitor.visitCreatedLabelToken);
}
if (_createdPropertyKeyTokens != null)
{
_createdPropertyKeyTokens.forEachKeyValue(visitor.visitCreatedPropertyKeyToken);
}
if (_createdRelationshipTypeTokens != null)
{
_createdRelationshipTypeTokens.forEachKeyValue(visitor.visitCreatedRelationshipTypeToken);
}
}
private void TakeSnapshot()
{
try
{
using (StorageNodeCursor node = _store.allocateNodeCursor(), StoragePropertyCursor properties = _store.allocatePropertyCursor(), StorageRelationshipScanCursor relationship = _store.allocateRelationshipScanCursor())
{
TokenRead tokenRead = _transaction.tokenRead();
_state.addedAndRemovedNodes().Removed.each(nodeId =>
{
node.Single(nodeId);
if (node.Next())
{
properties.Init(node.PropertiesReference());
while (properties.Next())
{
try
{
_removedNodeProperties.Add(new NodePropertyEntryView(this, nodeId, tokenRead.PropertyKeyName(properties.PropertyKey()), null, properties.PropertyValue()));
}
catch (PropertyKeyIdNotFoundKernelException e)
{
throw new System.InvalidOperationException("Nonexisting properties was modified for node " + nodeId, e);
}
}
foreach (long labelId in node.Labels())
{
try
{
_removedLabels.Add(new LabelEntryView(this, nodeId, tokenRead.NodeLabelName(toIntExact(labelId))));
}
catch (LabelNotFoundKernelException e)
{
throw new System.InvalidOperationException("Nonexisting label was modified for node " + nodeId, e);
}
}
}
});
_state.addedAndRemovedRelationships().Removed.each(relId =>
{
Relationship relationshipProxy = relationship(relId);
relationship.Single(relId);
if (relationship.Next())
{
properties.Init(relationship.PropertiesReference());
while (properties.Next())
{
try
{
_removedRelationshipProperties.Add(new RelationshipPropertyEntryView(relationshipProxy, tokenRead.PropertyKeyName(properties.PropertyKey()), null, properties.PropertyValue()));
}
catch (PropertyKeyIdNotFoundKernelException e)
{
throw new System.InvalidOperationException("Nonexisting node properties was modified for relationship " + relId, e);
}
}
}
});
foreach (NodeState nodeState in _state.modifiedNodes())
{
IEnumerator <StorageProperty> added = nodeState.AddedAndChangedProperties();
long nodeId = nodeState.Id;
while (added.MoveNext())
{
StorageProperty property = added.Current;
_assignedNodeProperties.Add(new NodePropertyEntryView(this, nodeId, tokenRead.PropertyKeyName(property.PropertyKeyId()), property.Value(), CommittedValue(nodeState, property.PropertyKeyId(), node, properties)));
}
nodeState.RemovedProperties().each(id =>
{
try
{
NodePropertyEntryView entryView = new NodePropertyEntryView(this, nodeId, tokenRead.PropertyKeyName(id), null, CommittedValue(nodeState, id, node, properties));
_removedNodeProperties.Add(entryView);
}
catch (PropertyKeyIdNotFoundKernelException e)
{
throw new System.InvalidOperationException("Nonexisting node properties was modified for node " + nodeId, e);
}
});
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.storageengine.api.txstate.LongDiffSets labels = nodeState.labelDiffSets();
LongDiffSets labels = nodeState.LabelDiffSets();
AddLabelEntriesTo(nodeId, labels.Added, _assignedLabels);
AddLabelEntriesTo(nodeId, labels.Removed, _removedLabels);
}
foreach (RelationshipState relState in _state.modifiedRelationships())
{
Relationship relationshipProxy = relationship(relState.Id);
IEnumerator <StorageProperty> added = relState.AddedAndChangedProperties();
while (added.MoveNext())
{
StorageProperty property = added.Current;
_assignedRelationshipProperties.Add(new RelationshipPropertyEntryView(relationshipProxy, tokenRead.PropertyKeyName(property.PropertyKeyId()), property.Value(), CommittedValue(relState, property.PropertyKeyId(), relationship, properties)));
}
relState.RemovedProperties().each(id =>
{
try
{
RelationshipPropertyEntryView entryView = new RelationshipPropertyEntryView(relationshipProxy, tokenRead.PropertyKeyName(id), null, CommittedValue(relState, id, relationship, properties));
_removedRelationshipProperties.Add(entryView);
}
catch (PropertyKeyIdNotFoundKernelException e)
{
throw new System.InvalidOperationException("Nonexisting properties was modified for relationship " + relState.Id, e);
}
});
}
}
}
catch (PropertyKeyIdNotFoundKernelException e)
{
throw new System.InvalidOperationException("An entity that does not exist was modified.", e);
}
}
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));
}
