else if(commandName == "help") { command = new HelpCommand(); }
else if(commandName == "quit") { command = new QuitCommand(); }
else if(commandName == "collect.single") { command = new CollectCommand(); }
else if(commandName == "help") { command = new HelpCommand(); }
else if(commandName == "quit") { command = new QuitCommand(); }
else if(commandName == "collect.single") { command = new CollectCommand(); }