// objective: test the \msc and \endmsc commands// check: class_sender.xml// check: class_receiver.xml/** Sender class. Can be used to send a command to the server. * The receiver will acknowledge the command by calling Ack(). * \msc * Sender,Receiver; * Sender->Receiver [label="Command()", URL="\ref Receiver::Command()"]; * Sender<-Receiver [label="Ack()", URL="\ref Ack()", ID="1"]; * \endmsc */classSender{public:/** Acknowledgement from server */voidAck(boolok);};/** Receiver class. Can be used to receive and execute commands. * After execution of a command, the receiver will send an acknowledgement * \msc * Receiver,Sender; * Receiver<-Sender [label="Command()", URL="\ref Command()"]; * Receiver->Sender [label="Ack()", URL="\ref Sender::Ack()", ID="1"]; * \endmsc */classReceiver{public:/** Executable a command on the server */voidCommand(intcommandId);};