From a68fa3c3c96c38b811755022089cb8aee2f5521c Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Fri, 29 May 2015 12:06:42 +0200
Subject: Intermediate commit: works partially, but sometimes cars go over each
 other (Crossing.isAllowed() is not synchronized)

---
 Week14 Route 66/src/OO14route66/Direction.java | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'Week14 Route 66/src/OO14route66/Direction.java')

diff --git a/Week14 Route 66/src/OO14route66/Direction.java b/Week14 Route 66/src/OO14route66/Direction.java
index b8c1636..14d7110 100644
--- a/Week14 Route 66/src/OO14route66/Direction.java	
+++ b/Week14 Route 66/src/OO14route66/Direction.java	
@@ -37,6 +37,21 @@ public enum Direction
             }
         }
     }
+    
+    /**
+     * Get the opposite of a direction
+     * @param direction
+     * @return 
+     */
+    public static Direction opposite(Direction direction) {
+        switch (direction) {
+            case North: return South;
+            case South: return North;
+            case East: return West;
+            case West: return East;
+            default: return direction;
+        }
+    }
 
     /**
      * override standard toString
-- 
cgit v1.2.3