Initial binding of RenameRefactoring service to Eclipse.

editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/refactoring/RenameSupport.java

Index: editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/refactoring/RenameSupport.java
diff --git a/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/refactoring/RenameSupport.java b/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/refactoring/RenameSupport.java
index ebfbec399f2389b1a6249b5b43e38aadb4a6f7e1..189707dec906642190ceb911faf2f48e5e9b97fc 100644
--- a/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/refactoring/RenameSupport.java
+++ b/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/refactoring/RenameSupport.java
@@ -13,357 +13,59 @@
  */
 package com.google.dart.tools.ui.internal.refactoring;
 
-import com.google.dart.core.IPackageFragment;
-import com.google.dart.tools.core.model.CompilationUnit;
-import com.google.dart.tools.core.model.DartClassTypeAlias;
-import com.google.dart.tools.core.model.DartElement;
-import com.google.dart.tools.core.model.DartFunction;
-import com.google.dart.tools.core.model.DartFunctionTypeAlias;
-import com.google.dart.tools.core.model.DartImport;
-import com.google.dart.tools.core.model.DartProject;
-import com.google.dart.tools.core.model.DartTypeParameter;
-import com.google.dart.tools.core.model.DartVariableDeclaration;
-import com.google.dart.tools.core.model.Field;
-import com.google.dart.tools.core.model.Method;
-import com.google.dart.tools.core.model.Type;
-import com.google.dart.tools.internal.corext.refactoring.rename.DartRenameProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameClassTypeAliasProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameFieldProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameFunctionProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameFunctionTypeAliasProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameGlobalVariableProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameImportProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameLocalFunctionProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameLocalVariableProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameMethodProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameTypeParameterProcessor;
-import com.google.dart.tools.internal.corext.refactoring.rename.RenameTypeProcessor;
-import com.google.dart.tools.internal.corext.refactoring.reorg.RenameSelectionState;
-import com.google.dart.tools.internal.corext.refactoring.tagging.INameUpdating;
+import com.google.dart.engine.element.Element;
+import com.google.dart.engine.search.SearchEngine;
+import com.google.dart.engine.services.refactoring.RefactoringFactory;
+import com.google.dart.engine.services.refactoring.RenameRefactoring;
+import com.google.dart.tools.core.DartCore;
 import com.google.dart.tools.ui.DartUIMessages;
 import com.google.dart.tools.ui.internal.refactoring.reorg.RenameRefactoringWizard;
-import com.google.dart.tools.ui.internal.refactoring.reorg.RenameUserInterfaceManager;
 import com.google.dart.tools.ui.internal.refactoring.reorg.RenameUserInterfaceStarter;
 
 import org.eclipse.core.runtime.CoreException;
-import org.eclipse.core.runtime.IStatus;
-import org.eclipse.core.runtime.Status;
 import org.eclipse.jface.operation.IRunnableContext;
 import org.eclipse.ltk.core.refactoring.RefactoringCore;
 import org.eclipse.ltk.core.refactoring.RefactoringStatus;
-import org.eclipse.ltk.core.refactoring.participants.RenameProcessor;
-import org.eclipse.ltk.core.refactoring.participants.RenameRefactoring;
 import org.eclipse.swt.widgets.Shell;
 
 import java.lang.reflect.InvocationTargetException;
 
 /**
- * Central access point to execute rename refactorings.
- * <p>
- * Note: this class is not intended to be subclassed or instantiated.
- * </p>
+ * Central access point to execute rename refactoring.
  * 
  * @coverage dart.editor.ui.refactoring.ui
  */
 public class RenameSupport {
-
-  /**
-   * Flag indicating that DartDoc comments are to be updated as well.
-   * 
-   * @deprecated use UPDATE_REFERENCES or UPDATE_TEXTUAL_MATCHES or both.
-   */
-  @Deprecated
-  public static final int UPDATE_DARTDOC_COMMENTS = 1 << 1;
-
-  /**
-   * Flag indicating that regular comments are to be updated as well.
-   * 
-   * @deprecated use UPDATE_TEXTUAL_MATCHES
-   */
-  @Deprecated
-  public static final int UPDATE_REGULAR_COMMENTS = 1 << 2;
-
-  /**
-   * Flag indicating that string literals are to be updated as well.
-   * 
-   * @deprecated use UPDATE_TEXTUAL_MATCHES
-   */
-  @Deprecated
-  public static final int UPDATE_STRING_LITERALS = 1 << 3;
-
-  /**
-   * Flag indicating that textual matches in comments and in string literals are to be updated as
-   * well.
-   */
-  public static final int UPDATE_TEXTUAL_MATCHES = 1 << 6;
-
-  /** Flag indicating that the getter method is to be updated as well. */
-  public static final int UPDATE_GETTER_METHOD = 1 << 4;
-
-  /** Flag indicating that the setter method is to be updated as well. */
-  public static final int UPDATE_SETTER_METHOD = 1 << 5;
-
-  /**
-   * Creates a new rename support for the given {@link CompilationUnit}.
-   * 
-   * @param unit the {@link CompilationUnit} to be renamed.
-   * @param newName the compilation unit's new name. <code>null</code> is a valid value indicating
-   *          that no new name is provided.
-   * @param flags flags controlling additional parameters. Valid flags are
-   *          <code>UPDATE_REFERENCES</code>, and <code>UPDATE_TEXTUAL_MATCHES</code>, or their
-   *          bitwise OR, or <code>NONE</code>.
-   * @return the {@link RenameSupport}.
-   * @throws CoreException if an unexpected error occurred while creating the {@link RenameSupport}.
-   */
-  public static RenameSupport create(CompilationUnit unit, String newName, int flags)
-      throws CoreException {
-    // TODO(scheglov) implement
-    throw new RuntimeException("Not implemented");
-//    JavaRenameProcessor processor= new RenameCompilationUnitProcessor(unit);
-//    return new RenameSupport(processor, newName, flags);
-  }
-
-  /**
-   * Creates a new rename support for the given {@link DartClassTypeAlias}.
-   * 
-   * @param type the {@link DartClassTypeAlias} to be renamed, not <code>null</code>.
-   * @param newName the new name, not <code>null</code>.
-   * @return the {@link RenameSupport}.
-   */
-  public static RenameSupport create(DartClassTypeAlias type, String newName) {
-    DartRenameProcessor processor = new RenameClassTypeAliasProcessor(type);
-    return new RenameSupport(processor, newName, 0);
-  }
-
-  /**
-   * Creates a new rename support for the given {@link DartFunction}.
-   * 
-   * @param function the {@link DartFunction} to be renamed, not <code>null</code>.
-   * @param newName the function's new name, not <code>null</code>.
-   * @return the {@link RenameSupport}.
-   */
-  public static RenameSupport create(DartFunction function, String newName) {
-    DartRenameProcessor processor;
-    if (function.isLocal()) {
-      processor = new RenameLocalFunctionProcessor(function);
-    } else {
-      processor = new RenameFunctionProcessor(function);
-    }
-    return new RenameSupport(processor, newName, 0);
-  }
-
-  /**
-   * Creates a new rename support for the given {@link DartFunctionTypeAlias}.
-   * 
-   * @param type the {@link DartFunctionTypeAlias} to be renamed, not <code>null</code>.
-   * @param newName the new name, not <code>null</code>.
-   * @return the {@link RenameSupport}.
-   */
-  public static RenameSupport create(DartFunctionTypeAlias type, String newName) {
-    DartRenameProcessor processor = new RenameFunctionTypeAliasProcessor(type);
-    return new RenameSupport(processor, newName, 0);
+  public static RenameSupport create(Element element, String newName) {
+    SearchEngine searchEngine = DartCore.getProjectManager().newSearchEngine();
+    RenameRefactoring refactoring = RefactoringFactory.createRenameRefactoring(
+        searchEngine,
+        element);
+    return new RenameSupport(refactoring, newName);
   }
 
-  /**
-   * Creates a new rename support for the given {@link DartImport}.
-   */
-  public static RenameSupport create(DartImport imprt, String newName) throws CoreException {
-    DartRenameProcessor processor = new RenameImportProcessor(imprt);
-    return new RenameSupport(processor, newName, 0);
-  }
-
-  /**
-   * Creates a new rename support for the given {@link DartProject}.
-   * 
-   * @param project the {@link DartProject} to be renamed.
-   * @param newName the project's new name. <code>null</code> is a valid value indicating that no
-   *          new name is provided.
-   * @param flags flags controlling additional parameters. Valid flags are
-   *          <code>UPDATE_REFERENCES</code> or <code>NONE</code>.
-   * @return the {@link RenameSupport}.
-   * @throws CoreException if an unexpected error occurred while creating the {@link RenameSupport}.
-   */
-  public static RenameSupport create(DartProject project, String newName, int flags)
-      throws CoreException {
-    // TODO(scheglov) implement
-    throw new RuntimeException("Not implemented");
-//    JavaRenameProcessor processor= new RenameJavaProjectProcessor(project);
-//    return new RenameSupport(processor, newName, flags);
-  }
-
-  /**
-   * Creates a new rename support for the given {@link DartTypeParameter}.
-   * 
-   * @param parameter the {@link DartTypeParameter} to be renamed, not <code>null</code>.
-   * @param newName the new name, not <code>null</code>.
-   * @return the {@link RenameSupport}.
-   */
-  public static RenameSupport create(DartTypeParameter parameter, String newName) {
-    DartRenameProcessor processor = new RenameTypeParameterProcessor(parameter);
-    return new RenameSupport(processor, newName, 0);
-  }
-
-  /**
-   * Creates a new rename support for the given {@link DartVariableDeclaration}.
-   * 
-   * @param variable the {@link DartVariableDeclaration} to be renamed.
-   * @param newName the variable's new name. <code>null</code> is a valid value indicating that no
-   *          new name is provided.
-   * @return the {@link RenameSupport}.
-   * @throws CoreException if an unexpected error occurred while creating the {@link RenameSupport}.
-   */
-  public static RenameSupport create(DartVariableDeclaration variable, String newName)
-      throws CoreException {
-    DartRenameProcessor processor;
-    if (variable.isGlobal()) {
-      processor = new RenameGlobalVariableProcessor(variable);
-    } else {
-      processor = new RenameLocalVariableProcessor(variable);
-    }
-    return new RenameSupport(processor, newName, 0);
-  }
-
-  /**
-   * Creates a new rename support for the given {@link Field}.
-   * 
-   * @param field the {@link Field} to be renamed, not <code>null</code>.
-   * @param newName the field's new name, not <code>null</code>.
-   * @return the {@link RenameSupport}.
-   */
-  public static RenameSupport create(Field field, String newName) {
-    DartRenameProcessor processor = new RenameFieldProcessor(field);
-    return new RenameSupport(processor, newName, 0);
-  }
-
-//  /**
-//   * Creates a new rename support for the given {@link RenameDartElementDescriptor}.
-//   * 
-//   * @param descriptor the {@link RenameDartElementDescriptor} to create a {@link RenameSupport}
-//   *          for. The caller is responsible for configuring the descriptor before it is passed.
-//   * @return the {@link RenameSupport}.
-//   * @throws CoreException if an unexpected error occurred while creating the {@link RenameSupport}.
-//   */
-//  public static RenameSupport create(RenameDartElementDescriptor descriptor) throws CoreException {
-//    return new RenameSupport(descriptor);
-//  }
-
-  /**
-   * Creates a new rename support for the given {@link Method}.
-   * 
-   * @param method the {@link Method} to be renamed, not <code>null</code>.
-   * @param newName the method's new name, not <code>null</code>.
-   * @return the {@link RenameSupport}.
-   */
-  public static RenameSupport create(Method method, String newName) {
-    DartRenameProcessor processor = new RenameMethodProcessor(method);
-    return new RenameSupport(processor, newName, 0);
-  }
-
-  /**
-   * Creates a new rename support for the given {@link Type}.
-   * 
-   * @param type the {@link Type} to be renamed.
-   * @param newName the type's new name. <code>null</code> is a valid value indicating that no new
-   *          name is provided.
-   * @return the {@link RenameSupport}.
-   * @throws CoreException if an unexpected error occurred while creating the {@link RenameSupport}.
-   */
-  public static RenameSupport create(Type type, String newName) throws CoreException {
-    DartRenameProcessor processor = new RenameTypeProcessor(type);
-    return new RenameSupport(processor, newName, 0);
-  }
+  //  private final org.eclipse.ltk.core.refactoring.Refactoring fRefactoring;
+  private final RenameRefactoring refactoring;
+  private final org.eclipse.ltk.core.refactoring.Refactoring ltkRefactoring;
 
-  private static void initialize(DartRenameProcessor processor, String newName, int flags) {
-    setNewName(processor, newName);
-  }
+//  private RefactoringStatus fPreCheckStatus;
 
-  private static void setNewName(INameUpdating refactoring, String newName) {
+  private RenameSupport(RenameRefactoring refactoring, String newName) {
+    this.refactoring = refactoring;
+    ltkRefactoring = new ServiceRenameRefactoring(refactoring);
     if (newName != null) {
-      refactoring.setNewElementName(newName);
+      refactoring.setNewName(newName);
     }
   }
 
   /**
-   * Creates a new rename support for the given {@link IPackageFragmentRoot}.
-   * 
-   * @param root the {@link IPackageFragmentRoot} to be renamed.
-   * @param newName the package fragment root's new name. <code>null</code> is a valid value
-   *          indicating that no new name is provided.
-   * @return the {@link RenameSupport}.
-   * @throws CoreException if an unexpected error occurred while creating the {@link RenameSupport}.
-   */
-//  public static RenameSupport create(IPackageFragmentRoot root, String newName) throws CoreException {
-//  	JavaRenameProcessor processor= new RenameSourceFolderProcessor(root);
-//  	return new RenameSupport(processor, newName, 0);
-//  }
-
-  /**
-   * Creates a new rename support for the given {@link IPackageFragment}.
-   * 
-   * @param fragment the {@link IPackageFragment} to be renamed.
-   * @param newName the package fragment's new name. <code>null</code> is a valid value indicating
-   *          that no new name is provided.
-   * @param flags flags controlling additional parameters. Valid flags are
-   *          <code>UPDATE_REFERENCES</code>, and <code>UPDATE_TEXTUAL_MATCHES</code>, or their
-   *          bitwise OR, or <code>NONE</code>.
-   * @return the {@link RenameSupport}.
-   * @throws CoreException if an unexpected error occurred while creating the {@link RenameSupport}.
-   */
-//  public static RenameSupport create(IPackageFragment fragment, String newName, int flags) throws CoreException {
-//  	JavaRenameProcessor processor= new RenamePackageProcessor(fragment);
-//  	return new RenameSupport(processor, newName, flags);
-//  }
-
-  private final RenameRefactoring fRefactoring;
-
-  private RefactoringStatus fPreCheckStatus;
-
-  /** Flag indication that no additional update is to be performed. */
-  public static final int NONE = 0;
-
-  /**
-   * Creates a new rename support for the given {@link ITypeParameter}.
-   * 
-   * @param parameter the {@link ITypeParameter} to be renamed.
-   * @param newName the parameter's new name. <code>null</code> is a valid value indicating that no
-   *          new name is provided.
-   * @param flags flags controlling additional parameters. Valid flags are
-   *          <code>UPDATE_REFERENCES</code>, or <code>NONE</code>.
-   * @return the {@link RenameSupport}.
-   * @throws CoreException if an unexpected error occurred while creating the {@link RenameSupport}.
-   */
-//  public static RenameSupport create(ITypeParameter parameter, String newName, int flags) throws CoreException {
-//  	RenameTypeParameterProcessor processor= new RenameTypeParameterProcessor(parameter);
-//  	processor.setUpdateReferences(updateReferences(flags));
-//  	return new RenameSupport(processor, newName, flags);
-//  }
-
-  /** Flag indicating that references are to be updated as well. */
-  public static final int UPDATE_REFERENCES = 1 << 0;
-
-  private RenameSupport(DartRenameProcessor processor, String newName, int flags) {
-    fRefactoring = new RenameRefactoring(processor);
-    initialize(processor, newName, flags);
-  }
-
-//  private RenameSupport(RenameDartElementDescriptor descriptor) throws CoreException {
-//    RefactoringStatus refactoringStatus = new RefactoringStatus();
-//    fRefactoring = (RenameRefactoring) descriptor.createRefactoring(refactoringStatus);
-//    if (refactoringStatus.hasFatalError()) {
-//      fPreCheckStatus = refactoringStatus;
-//    } else {
-//      preCheck();
-//      refactoringStatus.merge(fPreCheckStatus);
-//      fPreCheckStatus = refactoringStatus;
-//    }
-//  }
-
-  /**
    * @return <code>true</code> if there are unresolved name references to the renaming
-   *         {@link DartElement}, which may be OK, but may be not OK to change.
+   *         {@link Element}, which may be OK, but may be not OK to change.
    */
   public boolean hasUnresolvedNameReferences() {
-    return getDartRenameProcessor().hasUnresolvedNameReferences();
+    // TODO(scheglov)
+    return false;
+//    return getDartRenameProcessor().hasUnresolvedNameReferences();
   }
 
   /**
@@ -392,20 +94,30 @@ public class RenameSupport {
    * @see #openDialog(Shell)
    */
   public boolean openDialog(Shell parent, boolean showPreviewOnly) throws CoreException {
-    ensureChecked();
-    if (fPreCheckStatus.hasFatalError()) {
-      showInformation(parent, fPreCheckStatus);
-      return false;
-    }
+//    ensureChecked();
+    // TODO(scheglov)
+//    if (fPreCheckStatus.hasFatalError()) {
+//      showInformation(parent, fPreCheckStatus);
+//      return false;
+//    }
 
     UserInterfaceStarter starter;
+    // TODO(scheglov)
     if (!showPreviewOnly) {
-      starter = RenameUserInterfaceManager.getDefault().getStarter(fRefactoring);
+      starter = new RenameUserInterfaceStarter();
+      RenameRefactoringWizard wizard = new RenameRefactoringWizard(
+          ltkRefactoring,
+          ltkRefactoring.getName(),
+          null,
+          null,
+          null);
+      wizard.setForcePreviewReview(showPreviewOnly);
+      starter.initialize(wizard);
     } else {
       starter = new RenameUserInterfaceStarter();
       RenameRefactoringWizard wizard = new RenameRefactoringWizard(
-          fRefactoring,
-          fRefactoring.getName(),
+          ltkRefactoring,
+          ltkRefactoring.getName(),
           null,
           null,
           null) {
@@ -417,9 +129,65 @@ public class RenameSupport {
       wizard.setForcePreviewReview(showPreviewOnly);
       starter.initialize(wizard);
     }
-    return starter.activate(fRefactoring, parent, getDartRenameProcessor().getSaveMode());
+//  // TODO(scheglov)
+    int saveMode = RefactoringSaveHelper.SAVE_ALL;
+    return starter.activate(ltkRefactoring, parent, saveMode);
+//    return starter.activate(ltkRefactoring, parent, getDartRenameProcessor().getSaveMode());
   }
 
+//  /**
+//   * Executes some light weight precondition checking. If the returned status is an error then the
+//   * refactoring can't be executed at all. However, returning an OK status doesn't guarantee that
+//   * the refactoring can be executed. It may still fail while performing the exhaustive precondition
+//   * checking done inside the methods <code>openDialog</code> or <code>perform</code>. The method is
+//   * mainly used to determine enable/disablement of actions.
+//   * 
+//   * @return the result of the light weight precondition checking.
+//   * @throws CoreException if an unexpected exception occurs while performing the checking.
+//   * @see #openDialog(Shell)
+//   * @see #perform(Shell, IRunnableContext)
+//   */
+//  public IStatus preCheck() throws CoreException {
+//    ensureChecked();
+//    if (fPreCheckStatus.hasFatalError()) {
+//      return fPreCheckStatus.getEntryMatchingSeverity(RefactoringStatus.FATAL).toStatus();
+//    } else {
+//      return Status.OK_STATUS;
+//    }
+//  }
+
+//  private RenameSelectionState createSelectionState() {
+//    RenameProcessor processor = (RenameProcessor) fRefactoring.getProcessor();
+//    Object[] elements = processor.getElements();
+//    RenameSelectionState state = elements.length == 1 ? new RenameSelectionState(elements[0])
+//        : null;
+//    return state;
+//  }
+
+//  private void ensureChecked() throws CoreException {
+//    if (fPreCheckStatus == null) {
+//      if (!fRefactoring.isApplicable()) {
+//        fPreCheckStatus = RefactoringStatus.createFatalErrorStatus(DartUIMessages.RenameSupport_not_available);
+//      } else {
+//        fPreCheckStatus = new RefactoringStatus();
+//      }
+//    }
+//  }
+
+//  private DartRenameProcessor getDartRenameProcessor() {
+//    return (DartRenameProcessor) fRefactoring.getProcessor();
+//  }
+//
+//  private void restoreSelectionState(RenameSelectionState state) throws CoreException {
+//    INameUpdating nameUpdating = (INameUpdating) fRefactoring.getAdapter(INameUpdating.class);
+//    if (nameUpdating != null && state != null) {
+//      Object newElement = nameUpdating.getNewElement();
+//      if (newElement != null) {
+//        state.restore(newElement);
+//      }
+//    }
+//  }
+
   /**
    * Executes the rename refactoring without showing a dialog to gather additional user input (for
    * example the new name of the <tt>DartElement</tt>). Only an error dialog is shown (if necessary)
@@ -437,80 +205,32 @@ public class RenameSupport {
    */
   public void perform(Shell parent, IRunnableContext context) throws InterruptedException,
       InvocationTargetException {
-    try {
-      ensureChecked();
-      if (fPreCheckStatus.hasFatalError()) {
-        showInformation(parent, fPreCheckStatus);
-        return;
-      }
-
-      RenameSelectionState state = createSelectionState();
-
-      RefactoringExecutionHelper helper = new RefactoringExecutionHelper(
-          fRefactoring,
-          RefactoringCore.getConditionCheckingFailedSeverity(),
-          getDartRenameProcessor().getSaveMode(),
-          parent,
-          context);
-      helper.perform(true, true);
-
-      restoreSelectionState(state);
-    } catch (CoreException e) {
-      throw new InvocationTargetException(e);
-    }
-  }
-
-  /**
-   * Executes some light weight precondition checking. If the returned status is an error then the
-   * refactoring can't be executed at all. However, returning an OK status doesn't guarantee that
-   * the refactoring can be executed. It may still fail while performing the exhaustive precondition
-   * checking done inside the methods <code>openDialog</code> or <code>perform</code>. The method is
-   * mainly used to determine enable/disablement of actions.
-   * 
-   * @return the result of the light weight precondition checking.
-   * @throws CoreException if an unexpected exception occurs while performing the checking.
-   * @see #openDialog(Shell)
-   * @see #perform(Shell, IRunnableContext)
-   */
-  public IStatus preCheck() throws CoreException {
-    ensureChecked();
-    if (fPreCheckStatus.hasFatalError()) {
-      return fPreCheckStatus.getEntryMatchingSeverity(RefactoringStatus.FATAL).toStatus();
-    } else {
-      return Status.OK_STATUS;
-    }
-  }
-
-  private RenameSelectionState createSelectionState() {
-    RenameProcessor processor = (RenameProcessor) fRefactoring.getProcessor();
-    Object[] elements = processor.getElements();
-    RenameSelectionState state = elements.length == 1 ? new RenameSelectionState(elements[0])
-        : null;
-    return state;
-  }
+//    try {
+    // TODO(scheglov)
+//      ensureChecked();
+//    if (fPreCheckStatus.hasFatalError()) {
+//      showInformation(parent, fPreCheckStatus);
+//      return;
+//    }
 
-  private void ensureChecked() throws CoreException {
-    if (fPreCheckStatus == null) {
-      if (!fRefactoring.isApplicable()) {
-        fPreCheckStatus = RefactoringStatus.createFatalErrorStatus(DartUIMessages.RenameSupport_not_available);
-      } else {
-        fPreCheckStatus = new RefactoringStatus();
-      }
-    }
-  }
+    // TODO(scheglov)
+//      RenameSelectionState state = createSelectionState();
 
-  private DartRenameProcessor getDartRenameProcessor() {
-    return (DartRenameProcessor) fRefactoring.getProcessor();
-  }
+//    // TODO(scheglov)
+    int saveMode = RefactoringSaveHelper.SAVE_ALL;
+    RefactoringExecutionHelper helper = new RefactoringExecutionHelper(
+        ltkRefactoring,
+        RefactoringCore.getConditionCheckingFailedSeverity(),
+        saveMode,
+        parent,
+        context);
+    helper.perform(true, true);
 
-  private void restoreSelectionState(RenameSelectionState state) throws CoreException {
-    INameUpdating nameUpdating = (INameUpdating) fRefactoring.getAdapter(INameUpdating.class);
-    if (nameUpdating != null && state != null) {
-      Object newElement = nameUpdating.getNewElement();
-      if (newElement != null) {
-        state.restore(newElement);
-      }
-    }
+    // TODO(scheglov)
+//      restoreSelectionState(state);
+//    } catch (CoreException e) {
+//      throw new InvocationTargetException(e);
+//    }
   }
 
   private void showInformation(Shell parent, RefactoringStatus status) {