TagSet: set from other TagSet

vtm/src/org/oscim/core/TagSet.java

@@ -2,7 +2,7 @@
  * Copyright 2013 Hannes Janetzek
  * Copyright 2016 Andrey Novikov
  * Copyright 2016 devemux86
- * Copyright 2017 Gustl22
+ * Copyright 2017-2019 Gustl22
  *
  * This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
  *
@@ -179,6 +179,16 @@ public class TagSet {
         numTags = newTags;
     }
 
+    /**
+     * Sets the tags from 'tagSet'.
+     *
+     * @param tagSet the tag set
+     */
+    public void set(TagSet tagSet) {
+        set(tagSet.getTags());
+        numTags = tagSet.numTags;
+    }
+
     /**
      * Checks if 'tag' is contained in TagSet.
      *