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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