public FromManyImp(OperationSymbol symbol) { Symbol = symbol; }
public SimpleImp(OperationSymbol symbol) { this.Symbol = symbol; }
public DeleteSymbolImp(OperationSymbol symbol) { Symbol = symbol; }
public OperationInfo(OperationSymbol symbol, OperationType type) { this.OperationSymbol = symbol; this.OperationType = type; }
public ExecuteSymbolImp(OperationSymbol symbol) { Symbol = symbol; }