src/share/classes/javax/swing/plaf/basic/BasicFileChooserUI.java

*** 434,458 ****
          }
          return handler;
      }
  
      protected MouseListener createDoubleClickListener(JFileChooser fc,
!                                                       JList list) {
          return new Handler(list);
      }
  
      public ListSelectionListener createListSelectionListener(JFileChooser fc) {
          return getHandler();
      }
  
      private class Handler implements MouseListener, ListSelectionListener {
!         JList list;
  
          Handler() {
          }
  
!         Handler(JList list) {
              this.list = list;
          }
  
          public void mouseClicked(MouseEvent evt) {
              // Note: we can't depend on evt.getSource() because of backward
--- 434,458 ----
          }
          return handler;
      }
  
      protected MouseListener createDoubleClickListener(JFileChooser fc,
!                                                       JList<?> list) {
          return new Handler(list);
      }
  
      public ListSelectionListener createListSelectionListener(JFileChooser fc) {
          return getHandler();
      }
  
      private class Handler implements MouseListener, ListSelectionListener {
!         JList<?> list;
  
          Handler() {
          }
  
!         Handler(JList<?> list) {
              this.list = list;
          }
  
          public void mouseClicked(MouseEvent evt) {
              // Note: we can't depend on evt.getSource() because of backward
*** 504,514 ****
  
          public void valueChanged(ListSelectionEvent evt) {
              if(!evt.getValueIsAdjusting()) {
                  JFileChooser chooser = getFileChooser();
                  FileSystemView fsv = chooser.getFileSystemView();
!                 JList list = (JList)evt.getSource();
  
                  int fsm = chooser.getFileSelectionMode();
                  boolean useSetDirectory = usesSingleFilePane &&
                                            (fsm == JFileChooser.FILES_ONLY);
  
--- 504,515 ----
  
          public void valueChanged(ListSelectionEvent evt) {
              if(!evt.getValueIsAdjusting()) {
                  JFileChooser chooser = getFileChooser();
                  FileSystemView fsv = chooser.getFileSystemView();
!                 @SuppressWarnings("unchecked")
!                 JList<?> list = (JList)evt.getSource();
  
                  int fsm = chooser.getFileSelectionMode();
                  boolean useSetDirectory = usesSingleFilePane &&
                                            (fsm == JFileChooser.FILES_ONLY);
  
*** 568,578 ****
          // NOTE: This class exists only for backward compatibility. All
          // its functionality has been moved into Handler. If you need to add
          // new functionality add it to the Handler, but make sure this
          // class calls into the Handler.
          Handler handler;
!         public  DoubleClickListener(JList list) {
              handler = new Handler(list);
          }
  
          /**
           * The JList used for representing the files is created by subclasses, but the
--- 569,579 ----
          // NOTE: This class exists only for backward compatibility. All
          // its functionality has been moved into Handler. If you need to add
          // new functionality add it to the Handler, but make sure this
          // class calls into the Handler.
          Handler handler;
!         public  DoubleClickListener(JList<?> list) {
              handler = new Handler(list);
          }
  
          /**
           * The JList used for representing the files is created by subclasses, but the