package agenda.command;import agenda.Exception.*;import agenda.data.*;/** * Clear command * @author wc */public class CLEAR implements Command{    String userName;    String password;        /**     * Command parse method     * @param args     * @throws agenda.Exception.InvalidCommandException     */    public void parse(String[] args) throws InvalidCommandException    {        if(args.length != 3)            throw new InvalidCommandException("clear");        userName = args[1];        password = args[2];    }        /**     * Command execute method     * @throws agenda.Exception.InvalidIDorPasswordException     */    public void execute() throws InvalidIDorPasswordException    {        try{            agenda.data.Data.userList.checkUser(userName, password);            boolean flag;            while(true){                flag = false;                for(Meeting m : agenda.data.Data.meetingList)                    if(m.creator.equals(userName)){                        agenda.data.Data.meetingList.remove(m);                        flag = true;                        break;                    }                if(!flag) break;            }            System.out.println("Agenda clear successed.\n");        }        catch(InvalidIDorPasswordException iipe){            throw iipe;        }    }}