public void RemoveChild(StockBlock childBlock)
{
if (_children == null)
{
return;
}
int index = -1;
for (int i = 0; i < _children.Count; ++i)
{
if (object.ReferenceEquals(_children[i], childBlock))
{
index = i;
break;
}
}
if (index >= 0)
{
_children.RemoveAt(index);
if (_children.Count == 0)
{
_children = null;
}
childBlock.ParentBlock = null;
}
}
private static StockBlockRelationship ParseLine(string line, StockBlockManager manager)
{
if (string.IsNullOrWhiteSpace(line))
{
return(null);
}
var fields = line.Split(_splitter);
if (fields.Length != FieldCount)
{
return(null);
}
StockBlock block = manager.GetStockBlockById(fields[2]);
if (block == null)
{
return(null);
}
return(new StockBlockRelationship
{
StockCode = StockName.NormalizeCode(fields[1]),
BlockName = block.Name
});
}
public StockBlock GetStockBlockById(string id)
{
StockBlock block = null;
_blockIdIndices.TryGetValue(id, out block);
return(block);
}
public StockBlock GetStockBlockByName(string name)
{
StockBlock block = null;
_blockNameIndices.TryGetValue(name, out block);
return(block);
}
public void AddChild(StockBlock childBlock)
{
if (_children == null)
{
_children = new List <StockBlock>();
}
_children.Add(childBlock);
childBlock.ParentBlock = this;
}
public void AddStockBlock(StockBlock block)
{
if (block == null)
{
throw new ArgumentNullException();
}
StockBlock oldBlock;
if (_blockNameIndices.TryGetValue(block.Name, out oldBlock))
{
if (block.Id.StartsWith(HierachicalBlockIdHead))
{
RemoveStockBlock(oldBlock.Name);
}
else
{
return;
}
}
if (!string.IsNullOrEmpty(block.Id))
{
if (_blockIdIndices.ContainsKey(block.Id))
{
throw new InvalidOperationException(string.Format("StockBlock with id {0} exists", block.Id));
}
}
_blockNameIndices.Add(block.Name, block);
if (!string.IsNullOrEmpty(block.Id))
{
_blockIdIndices.Add(block.Id, block);
// build the hierarchy of block
var children = FindChildren(block.Id);
if (children != null && children.Count > 0)
{
foreach (var child in children)
{
block.AddChild(child);
}
}
var parent = FindParent(block.Id);
if (parent != null)
{
parent.AddChild(block);
}
}
}
private StockBlock FindParent(string childId)
{
if (!childId.StartsWith(HierachicalBlockIdHead))
{
return(null);
}
if (childId.Length == 5 || childId.Length == 7) // Txxxx or Txxxxxx, second or third level block
{
StockBlock block = null;
if (_blockIdIndices.TryGetValue(childId.Substring(0, childId.Length - 2), out block))
{
return(block);
}
else
{
return(null);
}
}
else
{
return(null);
}
}
