private protected virtual ReadOnlyNodeStateDictionary BuildChildrenStateTable(ReadOnlyBrowseContext browseContext)
{
IReadOnlyNodeState State = browseContext.State;
ReadOnlyInnerReadOnlyDictionary <string> InnerTable = State.InnerTable;
ReadOnlyIndexCollectionReadOnlyList IndexCollectionList = browseContext.IndexCollectionList;
ReadOnlyNodeStateDictionary ChildStateTable = CreateChildStateTable();
foreach (IReadOnlyIndexCollection <IReadOnlyBrowsingChildIndex> NodeIndexCollection in IndexCollectionList)
{
// List of indexes for this property (one for placeholder and optional node, several for lists and block lists)
IReadOnlyList <IReadOnlyBrowsingChildIndex> NodeIndexList = NodeIndexCollection.NodeIndexList;
string PropertyName = NodeIndexCollection.PropertyName;
Debug.Assert(InnerTable.ContainsKey(PropertyName));
IReadOnlyInner <IReadOnlyBrowsingChildIndex> Inner = (IReadOnlyInner <IReadOnlyBrowsingChildIndex>)InnerTable[PropertyName];
for (int i = 0; i < NodeIndexList.Count; i++)
{
IReadOnlyBrowsingChildIndex ChildIndex = NodeIndexList[i];
// If the inner is that of a block list, and the index is for the first node in the block, add block-specific states
if (Inner is IReadOnlyBlockListInner <IReadOnlyBrowsingBlockNodeIndex> AsBlockListInner && ChildIndex is IReadOnlyBrowsingNewBlockNodeIndex AsNewBlockIndex)
{
IReadOnlyBlockState BlockState = AsBlockListInner.InitNewBlock(AsNewBlockIndex);
((IReadOnlyBlockState <IReadOnlyInner <IReadOnlyBrowsingChildIndex> >)BlockState).InitBlockState();
Stats.BlockCount++;
IReadOnlyBrowsingPatternIndex PatternIndex = BlockState.PatternIndex;
IReadOnlyPatternState PatternState = BlockState.PatternState;
AddState(PatternIndex, PatternState);
Stats.PlaceholderNodeCount++;
IReadOnlyBrowsingSourceIndex SourceIndex = BlockState.SourceIndex;
IReadOnlySourceState SourceState = BlockState.SourceState;
AddState(SourceIndex, SourceState);
Stats.PlaceholderNodeCount++;
ChildIndex = AsNewBlockIndex.ToExistingBlockIndex();
}
IReadOnlyNodeState ChildState = BuildChildState(Inner, ChildIndex);
ChildStateTable.Add(NodeIndexList[i], ChildState);
}
}
return(ChildStateTable);
}
private protected virtual void BuildChildrenStates(ReadOnlyBrowseContext browseContext, ReadOnlyNodeStateDictionary childrenStateTable)
{
IReadOnlyNodeState State = browseContext.State;
ReadOnlyInnerReadOnlyDictionary <string> InnerTable = State.InnerTable;
ReadOnlyIndexCollectionReadOnlyList IndexCollectionList = browseContext.IndexCollectionList;
// Build states for children in the order they have been reported when browsing the parent state
foreach (IReadOnlyIndexCollection <IReadOnlyBrowsingChildIndex> NodeIndexCollection in IndexCollectionList)
{
IReadOnlyList <IReadOnlyBrowsingChildIndex> NodeIndexList = NodeIndexCollection.NodeIndexList;
string PropertyName = NodeIndexCollection.PropertyName;
IReadOnlyInner <IReadOnlyBrowsingChildIndex> Inner = (IReadOnlyInner <IReadOnlyBrowsingChildIndex>)InnerTable[PropertyName];
for (int i = 0; i < NodeIndexList.Count; i++)
{
IReadOnlyBrowsingChildIndex ChildNodeIndex = NodeIndexList[i];
IReadOnlyNodeState ChildState = childrenStateTable[ChildNodeIndex];
BuildStateTable(Inner, browseContext, ChildState.ParentIndex, ChildState);
}
}
}
/// <inheritdoc/>
public override IReadOnlyNodeState InitChildState(IReadOnlyBrowsingChildIndex nodeIndex)
{
Debug.Assert(nodeIndex is IReadOnlyBrowsingPlaceholderNodeIndex);
return(InitChildState((IReadOnlyBrowsingPlaceholderNodeIndex)nodeIndex));
}
/// <inheritdoc/>
public override IReadOnlyNodeState InitChildState(IReadOnlyBrowsingChildIndex nodeIndex)
{
return(InitChildState(nodeIndex));
}
/// <summary> /// Initializes a newly created state for a node in the inner. /// </summary> /// <param name="nodeIndex">Index of the node.</param> /// <returns>The created node state.</returns> public abstract IReadOnlyNodeState InitChildState(IReadOnlyBrowsingChildIndex nodeIndex);
/// <inheritdoc/>
public override IReadOnlyNodeState InitChildState(IReadOnlyBrowsingChildIndex nodeIndex)
{
Debug.Assert(nodeIndex is IReadOnlyBrowsingExistingBlockNodeIndex);
return(InitChildState((IReadOnlyBrowsingExistingBlockNodeIndex)nodeIndex));
}
private protected virtual IReadOnlyNodeState BuildChildState(IReadOnlyInner <IReadOnlyBrowsingChildIndex> inner, IReadOnlyBrowsingChildIndex nodeIndex)
{
IReadOnlyNodeState ChildState = inner.InitChildState(nodeIndex);
AddState(nodeIndex, ChildState);
// For debugging: count nodes according to their type
if (inner is IReadOnlyOptionalInner <IReadOnlyBrowsingOptionalNodeIndex> AsOptionalInner)
{
Stats.OptionalNodeCount++;
if (AsOptionalInner.IsAssigned)
{
Stats.AssignedOptionalNodeCount++;
}
}
else
{
Stats.PlaceholderNodeCount++;
}
return(ChildState);
}
