PBO-C 6 : Command()

public class Command
{
    private String commandWord;
    private String secondWord;

    public Command(String firstWord, String secondWord)
    {
        commandWord = firstWord;
        this.secondWord = secondWord;
    }

    public String getCommandWord()
    {
        return commandWord;
    }

    public String getSecondWord()
    {
        return secondWord;
    }

    public boolean isUnknown()
    {
        return (commandWord == null);
    }

    public boolean hasSecondWord()
    {
        return (secondWord != null);
    }
}