zuul2

src/de/szut/zuul/Room.java

@@ -16,13 +16,13 @@ package de.szut.zuul;
  */
 public class Room 
 {
-    public String description;
-    public Room northExit;
-    public Room southExit;
-    public Room eastExit;
-    public Room westExit;
-    public Room upExit;
-    public Room downExit;
+    private String description;
+    private Room northExit;
+    private Room southExit;
+    private Room eastExit;
+    private Room westExit;
+    private Room upExit;
+    private Room downExit;
 
     /**
      * Create a room described "description". Initially, it has
@@ -74,5 +74,39 @@ public class Room
     {
         return description;
     }
+    public String exitsToString() {
+        StringBuilder exitsInString = new StringBuilder();
 
+        if (northExit != null) {
+            exitsInString.append("north ");
+        }
+        if (eastExit != null) {
+            exitsInString.append("east ");
+        }
+        if (southExit != null) {
+            exitsInString.append("south ");
+        }
+        if (westExit != null) {
+            exitsInString.append("west ");
+        }
+        if (upExit != null) {
+            exitsInString.append("up ");
+        }
+        if (downExit != null) {
+            exitsInString.append("down ");
+        }
+
+        return exitsInString.toString().trim();
+    }
+    public Room getExits(String direction) {
+        return switch (direction) {
+            case "north" -> northExit;
+            case "east" -> eastExit;
+            case "south" -> southExit;
+            case "west" -> westExit;
+            case "up" -> upExit;
+            case "down" -> downExit;
+            default -> null;
+        };
+    }
 }