Allow developers to disable ChangeSet recording

EngineHub · May 14, 2016 · eb1230e · eb1230e
1 parent f431615
commit eb1230e
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Showing 2 changed files with 29 additions and 1 deletion.
diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/history/changeset/ArrayListHistory.java b/worldedit-core/src/main/java/com/sk89q/worldedit/history/changeset/ArrayListHistory.java
@@ -35,10 +35,24 @@ public class ArrayListHistory implements ChangeSet {
 
     private final List<Change> changes = new ArrayList<Change>();
 
+    private boolean recordChanges = true;
+
     @Override
     public void add(Change change) {
         checkNotNull(change);
-        changes.add(change);
+        if (recordChanges) {
+            changes.add(change);
+        }
+    }
+
+    @Override
+    public boolean isRecordingChanges() {
+        return recordChanges;
+    }
+
+    @Override
+    public void setRecordChanges(boolean recordChanges) {
+        this.recordChanges = recordChanges;
     }
 
     @Override

diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/history/changeset/ChangeSet.java b/worldedit-core/src/main/java/com/sk89q/worldedit/history/changeset/ChangeSet.java
@@ -36,6 +36,20 @@ public interface ChangeSet {
      */
     void add(Change change);
 
+    /**
+     * Whether or not the ChangeSet is recording changes.
+     *
+     * @return whether or not the ChageSet is set to record changes
+     */
+    boolean isRecordingChanges();
+
+    /**
+     * Tell the change set whether to record changes or not.
+     *
+     * @param recordChanges whether to record changes or not
+     */
+    void setRecordChanges(boolean recordChanges);
+
     /**
      * Get a backward directed iterator that can be used for undo.
      *