[Rails-commits] SF.net SVN: rails:[1441] trunk/18xx/rails/game/state/ArrayListState.java

[<ev...@us...>]

Revision: 1441
          http://rails.svn.sourceforge.net/rails/?rev=1441&view=rev
Author:   evos
Date:     2010-10-11 17:18:21 +0000 (Mon, 11 Oct 2010)

Log Message:
-----------
Added move() to support OR company reordering

Modified Paths:
--------------
    trunk/18xx/rails/game/state/ArrayListState.java

Modified: trunk/18xx/rails/game/state/ArrayListState.java
===================================================================
--- trunk/18xx/rails/game/state/ArrayListState.java	2010-10-10 16:16:23 UTC (rev 1440)
+++ trunk/18xx/rails/game/state/ArrayListState.java	2010-10-11 17:18:21 UTC (rev 1441)
@@ -1,13 +1,9 @@
 package rails.game.state;
 
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.List;
+import java.util.*;
 
 import rails.game.move.AddToList;
 import rails.game.move.RemoveFromList;
-import rails.game.move.SetChange;
 
 /**
  * State class that wraps an ArrayList
@@ -16,16 +12,16 @@
  * Remark: Does not extend State or implements StateI do avoid additional overhead
  * All state/move mechanisms already contained in Move objects
  * For the future a simpler unified StateI would make things clearer
- * 
+ *
  * TODO: Replace all stateful lists by this class and simplify according move objects
- * 
+ *
  */
 
 public class ArrayListState<E>  {
-    
+
     private final ArrayList<E> list = new ArrayList<E>();
     private String listName;
-    
+
     /**
      * constructor for an empty list
      * @param name
@@ -41,15 +37,15 @@
         this(listName);
         list.addAll(collection);
     }
-    
+
     public void add(E element) {
         new AddToList<E>(list, element, listName);
     }
-    
+
     public void add(int index, E element) {
         new AddToList<E>(list, element, listName).atIndex(index);
     }
-    
+
     public boolean remove(E element) {
         if (list.contains(element)) {
             new RemoveFromList<E>(list, element, listName);
@@ -58,28 +54,32 @@
             return false;
         }
     }
-    
+
+    public void move (E element, int toIndex) {
+        if (remove (element)) add (toIndex, element);
+    }
+
     public void clear() {
         for (E element:list) {
             remove(element);
         }
     }
-    
-    /** 
+
+    /**
      * returns unmodifiable view of list
      */
     public List<E> viewList() {
         return Collections.unmodifiableList(list);
     }
-    
+
     public int size() {
         return list.size();
     }
-    
+
     public int indexOf(Object o) {
         return list.indexOf(o);
     }
-    
+
     public E get(int index) {
         return list.get(index);
     }


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