public void ReadBinary(BinaryReader r)
{
// Read as ImmutableMemberIndex only
_addedIndex = null;
_existingIndex = new ImmutableMemberIndex();
_existingIndex.ReadBinary(r);
}
/// <summary>
/// Associate an item with a given word in the index.
/// </summary>
/// <param name="wordIdentifier">Identifier of word to map to item.</param>
/// <param name="itemIndex">Index of item word maps to.</param>
public void AddItem(int wordIdentifier, int itemIndex)
{
if (_addedIndex == null)
{
_addedIndex = new MutableMemberIndex();
}
_addedIndex.AddItem(wordIdentifier, itemIndex);
}
public void ConvertToImmutable(StringStore strings)
{
if (_addedIndex != null)
{
if (_existingIndex != null)
{
// Need to implement index merging for this
throw new NotImplementedException();
}
else
{
// Convert AddedIndex to Immutable form
_addedIndex.UpdateIdentifiers(strings);
_existingIndex = _addedIndex.ConvertToImmutable(strings);
_addedIndex = null;
}
}
// If nothing was indexed, write an empty index for serialization to load
if (_existingIndex == null)
{
_existingIndex = ImmutableMemberIndex.Empty;
}
}