static void Main(string[] args)
{
Receiver receiver = new Receiver();
ICommand command1 = new SetNameCommand();
ICommand command2 = new SetAddressCommand();
command1.Receiver = receiver;
command2.Receiver = receiver;
Invoker invoker = new Invoker();
invoker.AddCommand(command1);
invoker.AddCommand(command2);
CommandManager manager = new CommandManager();
SQLExcute excute = new SQLExcute();
InsertIntoCommand command1 = new InsertIntoCommand(excute, "1");
InsertIntoCommand command2 = new InsertIntoCommand(excute, "2");
manager.Execute(command1);
manager.Execute(command2);
Console.WriteLine("undo------------");
manager.Undo();
manager.Undo();
Console.WriteLine("redo------------");
manager.Redo();
manager.Redo();
}
public DataTable getRecordsCommand(string query)
{
try
{
SQLExcute sqlExecute = new SQLExcute();
DataTable dt = sqlExecute.GetExcuteQuery(query);
return(dt);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Get records loi");
return(null);
}
}
public bool insertCommand(string query)
{
SQLExcute sqlExecute = new SQLExcute();
return(sqlExecute.InsertExecuteQuery(query));
}
public Boolean updateCommand(string query)
{
SQLExcute sqlExecute = new SQLExcute();
return(sqlExecute.UpdateExcuteQuery(query));
}
public InsertIntoCommand(SQLExcute sqlExcute, string id)
{
this.sqlExcute = sqlExcute;
this.id = id;
}
