public override void provideCustomDeleteOperation(MemoryIndex targetIndex, IIndexDefinition targetDefinition)
{
if (targetDefinition.Array != null)
{
writeableTargetStructure.RemoveArray(targetIndex, targetDefinition.Array);
}
if (targetDefinition.Aliases != null)
{
foreach (MemoryIndex aliasIndex in targetDefinition.Aliases.MustAliases)
{
MemoryAliasInfo aliasInfo = mergeWorker.getAliasInfo(aliasIndex);
aliasInfo.AddRemovedAlias(targetIndex);
}
foreach (MemoryIndex aliasIndex in targetDefinition.Aliases.MayAliases)
{
MemoryAliasInfo aliasInfo = mergeWorker.getAliasInfo(aliasIndex);
aliasInfo.AddRemovedAlias(targetIndex);
}
}
writeableTargetStructure.RemoveIndex(targetIndex);
}
/// <summary>
/// Processes the delete operation.
/// </summary>
/// <param name="operation">The operation.</param>
private void processDeleteOperation(MergeOperation operation)
{
MemoryIndex targetIndex = operation.TargetIndex;
IIndexDefinition targetDefinition;
// Index is set in target snapshot
if (targetStructure.TryGetIndexDefinition(targetIndex, out targetDefinition))
{
// Delete array and enqueue deletein operations if exists
if (targetDefinition.Array != null)
{
DeleteArray(targetIndex, targetDefinition.Array);
}
// Delete aliases if any
if (targetDefinition.Aliases != null && targetDefinition.Aliases.HasAliases)
{
deleteAliases(targetIndex, targetDefinition.Aliases);
}
// Removes index from target structure
writeableTargetStructure.RemoveIndex(targetIndex);
}
}
