From 7ee737f0d38bd815dc26a81a440148beebb17385 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Thu, 5 May 2011 16:48:17 +0200
Subject: Implement tableDifference (and fix test...)

git-svn-id: svn://sunsvr01.isp.uni-luebeck.de/swproj13/trunk@144 72836036-5685-4462-b002-a69064685172
---
 src/jrummikub/control/RoundControl.java | 24 +++++++++++++++++++-----
 1 file changed, 19 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/jrummikub/control/RoundControl.java b/src/jrummikub/control/RoundControl.java
index cce6160..1411337 100644
--- a/src/jrummikub/control/RoundControl.java
+++ b/src/jrummikub/control/RoundControl.java
@@ -1,5 +1,6 @@
 package jrummikub.control;
 
+import java.util.HashSet;
 import java.util.Set;
 
 import jrummikub.model.IGameState;
@@ -7,7 +8,9 @@ import jrummikub.model.IHand;
 import jrummikub.model.ITable;
 import jrummikub.model.Position;
 import jrummikub.model.Stone;
+import jrummikub.model.StoneSet;
 import jrummikub.util.IListener;
+import jrummikub.util.Pair;
 import jrummikub.view.IView;
 
 public class RoundControl {
@@ -52,10 +55,8 @@ public class RoundControl {
 		for (int i = 0; i < gameState.getPlayerCount(); i++) {
 			IHand hand = gameState.getPlayer(i).getHand();
 			for (int j = 0; j < 7; j++) {
-				hand.drop(gameState.getGameHeap().drawStone(), new Position(j,
-						0));
-				hand.drop(gameState.getGameHeap().drawStone(), new Position(j,
-						1));
+				hand.drop(gameState.getGameHeap().drawStone(), new Position(j, 0));
+				hand.drop(gameState.getGameHeap().drawStone(), new Position(j, 1));
 			}
 		}
 	}
@@ -65,7 +66,20 @@ public class RoundControl {
 	}
 
 	static Set<Stone> tableDifference(ITable oldTable, ITable newTable) {
-		return null;
+		Set<Stone> ret = new HashSet<Stone>();
+
+		for (Pair<StoneSet, Position> entry : newTable) {
+			for (Stone stone : entry.getFirst()) {
+				ret.add(stone);
+			}
+		}
+		for (Pair<StoneSet, Position> entry : oldTable) {
+			for (Stone stone : entry.getFirst()) {
+				ret.remove(stone);
+			}
+		}
+		
+		return ret;
 	}
 
 	private void resetTable() {
-- 
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