Add Filter Mechanism for Target in Move Refactoring #1337

Text Search added to search withing the tree while moving (refactoring) the file to different package

#1337

org.eclipse.jdt.ui/ui refactoring/org/eclipse/jdt/internal/ui/refactoring/reorg/ReorgUserInputPage.java

@@ -34,13 +34,17 @@
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.TreeViewer;
 
+import org.eclipse.ui.dialogs.FilteredTree;
+import org.eclipse.ui.dialogs.PatternFilter;
+
 import org.eclipse.ltk.core.refactoring.RefactoringStatus;
 import org.eclipse.ltk.ui.refactoring.UserInputWizardPage;
 
 import org.eclipse.jdt.core.IJavaElement;
 import org.eclipse.jdt.core.JavaCore;
 import org.eclipse.jdt.core.JavaModelException;
 
+import org.eclipse.jdt.internal.core.manipulation.util.BasicElementLabels;
 import org.eclipse.jdt.internal.corext.refactoring.reorg.IReorgDestinationValidator;
 import org.eclipse.jdt.internal.corext.util.Messages;
 
@@ -49,7 +53,6 @@
 import org.eclipse.jdt.ui.JavaElementLabels;
 
 import org.eclipse.jdt.internal.ui.JavaPlugin;
-import org.eclipse.jdt.internal.core.manipulation.util.BasicElementLabels;
 
 
 abstract class ReorgUserInputPage extends UserInputWizardPage{
@@ -143,7 +146,8 @@ private final void verifyDestination(Object selected, boolean initialVerificatio
 	}
 
 	private TreeViewer createViewer(Composite parent) {
-		TreeViewer treeViewer= new TreeViewer(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
+		FilteredTree filteredTree = new FilteredTree(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.BORDER, new PatternFilter(), true, true, 500);
+		TreeViewer treeViewer = filteredTree.getViewer();
 		GridData gd= new GridData(GridData.FILL_BOTH);
 		gd.widthHint= convertWidthInCharsToPixels(40);
 		gd.heightHint= convertHeightInCharsToPixels(15);