public class Room
{
    public boolean outletN, outletS, outletE, outletW; //valid syntax to declare several bools at once
    public char dispChar;
    public Room( boolean N, boolean E, boolean S, boolean W)
    {
        outletN = N;
        outletE = E;
        outletS = S;
        outletW = W;

        if (outletN && !outletE && !outletS && !outletW) { dispChar = 'Q'; }
        else if (...
    }
}