public void LoadCache() { if (treeCache == null) { if (File.Exists(treefile) && File.Exists(datafile)) { treeCache = new SerializedTree(hBplusTreeBytes.ReOpen(treefile, datafile)); } else { treeCache = new SerializedTree(hBplusTreeBytes.Initialize(treefile, datafile, 500)); } treeCache.SetFootPrintLimit(10); } }