modules/base/src/main/java/javafx/collections/transformation/FilteredList.java

rev 9769 : 8139848: SortedList should provide a way to map source index to view index

*** 178,187 ****
--- 178,192 ----
              throw new IndexOutOfBoundsException();
          }
          return filtered[index];
      }
  
+     @Override
+     public int getViewIndex(int index) {
+         return Arrays.binarySearch(filtered, 0, size, index);
+     }
+ 
      private SortHelper getSortHelper() {
          if (helper == null) {
              helper = new SortHelper();
          }
          return helper;