1 files changed, 29 insertions, 29 deletions

diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/viewers/model/provisional/VirtualTree.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/viewers/model/provisional/VirtualTree.java
index 41194464d..d6442c9c6 100644
--- a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/viewers/model/provisional/VirtualTree.java
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/viewers/model/provisional/VirtualTree.java
@@ -4,7 +4,7 @@
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
- * 
+ *
  * Contributors:
  *     Wind River Systems - initial API and implementation
  *     IBM Corporation - bug fixing
@@ -19,8 +19,8 @@ import org.eclipse.swt.SWT;
 
 /**
  * Tree of virtual items that is analogous to SWT's tree control.  The tree is used
- * by the {@link VirtualTreeModelViewer}. 
- * 
+ * by the {@link VirtualTreeModelViewer}.
+ *
  * @see VirtualTreeModelViewer
  * @since 3.8
  */
@@ -31,15 +31,15 @@ public class VirtualTree extends VirtualItem {
      * except for the selected elements.
      */
     private boolean fLazy;
-    
+
     private IVirtualItemValidator fValidator;
-    
+
     private class SelectedItemValidator implements IVirtualItemValidator {
         @Override
 		public boolean isItemVisible(VirtualItem item) {
             // visible items.  For now only mark the selected items as visible.
             for (int i = 0; i < fSelection.length; i++) {
-                VirtualItem selectionItem = fSelection[i]; 
+                VirtualItem selectionItem = fSelection[i];
                 while (selectionItem != null) {
                     if (item.equals(selectionItem)) {
                         return true;
@@ -49,12 +49,12 @@ public class VirtualTree extends VirtualItem {
             }
             return false;
         }
-        
+
         @Override
 		public void showItem(VirtualItem item) {
         }
     }
-    
+
     /**
      * Set of listeners of the virtual tree.
      */
@@ -65,10 +65,10 @@ public class VirtualTree extends VirtualItem {
      * the leaf items which are selected.
      */
     private VirtualItem[] fSelection = new VirtualItem[0];
-    
+
     /**
      * Constructs the virtual tree with the given style and validator.
-     * 
+     *
      * @param style The style flag.  Only SWT.VIRTUAL flag is used.
      * @param validator Item validator used to determine item visibility.
      */
@@ -77,13 +77,13 @@ public class VirtualTree extends VirtualItem {
         fLazy = (style & SWT.VIRTUAL) != 0;
         if (fLazy && validator == null) {
             fValidator = new SelectedItemValidator();
-        } else { 
+        } else {
             fValidator = validator;
         }
         clearNeedsLabelUpdate();
         clearNeedsDataUpdate();
     }
-    
+
     /**
      * Disposes the virtual tree.
      */
@@ -99,7 +99,7 @@ public class VirtualTree extends VirtualItem {
         clearNeedsLabelUpdate();
         clearNeedsDataUpdate();
     }
-    
+
     @Override
 	public void setNeedsLabelUpdate() {
         // no-op
@@ -112,9 +112,9 @@ public class VirtualTree extends VirtualItem {
             clearNeedsDataUpdate();
         }
     }
-    
+
     /**
-     * Adds a listener for when virtual items are revealed in the view.   
+     * Adds a listener for when virtual items are revealed in the view.
      * @param listener Listener to add to list of listeners.
      */
     public void addItemListener(IVirtualItemListener listener) {
@@ -128,33 +128,33 @@ public class VirtualTree extends VirtualItem {
     public VirtualItem[] getSelection() {
         return fSelection;
     }
-    
+
     public void setSelection(VirtualItem[] items) {
         fSelection = items;
     }
-    
+
     public void showItem(VirtualItem item) {
         if (fValidator != null) {
             fValidator.showItem(item);
         }
     }
-    
+
     public void fireItemDisposed(VirtualItem item) {
 		for (IVirtualItemListener listener : fVirtualItemListeners) {
 			listener.disposed(item);
         }
     }
-    
+
     public void fireItemRevealed(VirtualItem item) {
 		for (IVirtualItemListener listener : fVirtualItemListeners) {
 			listener.revealed(item);
-        }        
+        }
     }
 
     @Override
 	public void setData(Object data) {
         super.setData(data);
-        // The root item always has children as long as the input is non-null, 
+        // The root item always has children as long as the input is non-null,
         // so that it should be expanded.
         setHasItems(data != null);
     }
@@ -162,16 +162,16 @@ public class VirtualTree extends VirtualItem {
     @Override
 	public void setHasItems(boolean hasChildren) {
         super.setHasItems(hasChildren);
-        // The root item is always expanded as long as it has children. 
+        // The root item is always expanded as long as it has children.
         if (hasChildren) {
             setExpanded(true);
         }
     }
-    
+
     /**
-     * Returns whether the given item is considered visible by the tree as 
+     * Returns whether the given item is considered visible by the tree as
      * determined by its virtual item validator.
-     *  
+     *
      * @param item Item to check.
      * @return true if items is vislble.
      * @see IVirtualItemValidator
@@ -189,11 +189,11 @@ public class VirtualTree extends VirtualItem {
     public void validate() {
         validate(VirtualTree.this);
     }
-    
+
     /**
-     * Validates the item and its children, identifying children which were 
+     * Validates the item and its children, identifying children which were
      * revealed and need to be updated.
-     * 
+     *
      * @param item The item which to validate.
      */
     public void validate(VirtualItem item) {
@@ -207,7 +207,7 @@ public class VirtualTree extends VirtualItem {
                     fireItemRevealed(item);
                 }
             }
-            
+
             if (item.getData() != null && item.getItemCount() > 0 && item.getExpanded()) {
                 for (int i = 0; i < item.getItemCount(); i++) {
                     validate(item.getItem(new Index(i)));