public static int GetNumberOfPaths(int block_idx_x, int block_idx_y)
{
string partition_key = Config.DRAWING_PAR_KEY_PREFIX + block_idx_x.ToString() + ',' + block_idx_y.ToString();
TableOperation op = TableOperation.Retrieve <DrawingInfoEntity>(partition_key, Config.SPECIAL_KEY);
TableResult result = Warehouse.DrawingsTable.Execute(op);
DrawingInfoEntity info_entity = (DrawingInfoEntity)result.Result;
if (info_entity != null)
{
return(info_entity.NextId);
}
else
{
return(0);
}
}
private static int /*0=suc, 1=fail, 2=full, 3=suc almost full*/ addPath(PathModel model)
{
string partition_key = Config.DRAWING_PAR_KEY_PREFIX + model.BlockIndexX.ToString() + ',' + model.BlockIndexY.ToString();
try
{
TableOperation op = TableOperation.Retrieve <DrawingInfoEntity>(partition_key, Config.SPECIAL_KEY);
TableResult result = Warehouse.DrawingsTable.Execute(op);
DrawingInfoEntity info_entity = (DrawingInfoEntity)result.Result;
if (info_entity != null)
{
if (info_entity.NextId >= Config.BLOCK_FULL_THRESHOLD)
{
return(2);
}
info_entity.NextId++;
Warehouse.DrawingsTable.Execute(TableOperation.Replace(info_entity));
}
else
{
info_entity = new DrawingInfoEntity(partition_key);
info_entity.NextId++;
Warehouse.DrawingsTable.Execute(TableOperation.Insert(info_entity));
}
string row_key = Config.DRAWING_ROW_KEY_PREFIX + (info_entity.NextId - 1).ToString("D" + Config.DRAWING_ROW_KEY_DIGITS);
DynamicTableEntity entity = new DynamicTableEntity(partition_key, row_key);
entity["t"] = new EntityProperty(model.Type);
entity["u"] = new EntityProperty(model.UserId);
entity["l"] = new EntityProperty(model.Layer);
entity["z"] = new EntityProperty(model.Zoom);
entity["tm"] = new EntityProperty(model.TransformMatrix);
entity["o"] = new EntityProperty(model.Color);
entity["s"] = new EntityProperty(model.TipSize);
entity["b"] = new EntityProperty(model.BrushId);
entity["r"] = new EntityProperty(model.Blur);
if (model.Idiosyncrasy.Length != 0)
{
entity["i"] = new EntityProperty(model.Idiosyncrasy);
}
entity["hx"] = new EntityProperty(model.HeadX); // typed changed from int to string.
entity["hy"] = new EntityProperty(model.HeadY); // typed changed from int to string.
entity["bx"] = new EntityProperty(model.BlockIndexX);
entity["by"] = new EntityProperty(model.BlockIndexY);
entity["c"] = new EntityProperty(model.DxDyCombined);
entity["g"] = new EntityProperty(model.Gsid);
Warehouse.DrawingsTable.Execute(TableOperation.Insert(entity));
//
//HomeManager.onNewPath(model.BlockIndexX, model.BlockIndexY, info_entity.NextId);
return(info_entity.NextId >= Config.BLOCK_ALMOST_FULL ? 3 : 0);
}
catch (StorageException ex)
{
// "遠端伺服器傳回一個錯誤: (409) 衝突。" when inserting duplicated entities.
// "遠端伺服器傳回一個錯誤: (412) Precondition Failed。" when entity is modified in between.
return(1);
}
}
