added the method tryMove and the methods used by it into serverstate

Projekte/mdga/model/src/main/java/pp.mdga/game/PlayerData.java

@@ -108,4 +108,32 @@ public Piece removePieceFromWaitingArea() {
     public void setPieceInHome(int index, Piece piece) {
         homeNodes[index].setOccupant(piece);
     }
+
+    /**
+     * This method returns the homeNodes
+     *
+     * @return the homeNodes
+     */
+    public boolean homeIncludes(Piece piece) {
+        for (int i = 0; i < 4; i++) {
+            if (homeNodes[i].getOccupant() == piece) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * This method returns the homeNodes
+     *
+     * @return the homeNodes
+     */
+    public int getIndexInHome(Piece piece) {
+        for (int i = 0; i < 4; i++) {
+            if (homeNodes[i].getOccupant() == piece) {
+                return i;
+            }
+        }
+        return -1;
+    }
 }